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Home My WebLink AboutWPO201800023 Plan - VSMP 2018-08-24KESWICK HALL CENTRAL ENERGY PLANT DEMOLITION AND RENOVATION TAX MAP PARCEL AND OWNER INFO: PARCEL 08000-00-00-00900 HISTORIC HOTELS OF ALBEMARLE LLC 701 CLUB DRIVE KESWICK, VA 22947 PARCEL 08000-00-00-008ZO KESWICK CLUB LLC 701 CLUB DRIVE KESWICK, VA 22947 EXISTING ZONING: RA SP2008-00042 KESWICK HALL/CLUB MAGISTERIAL DISTRICT: RIVANNA EXISTING AREA: PARCEL 08000-00-00-00900 = 6.92 AC. PARCEL 08000-00-00-008ZO = 161.66 AC. EXISTING IMPERVIOUS AREA: 2.74 AC (MAXIMUM) PROPOSED IMPERVIOUS AREA: 0.18 AC LIMITS OF DISTURBANCE: 2.85 AC SOURCE OF SURVEY, BOUNDARY, AND TOPOGRAPHY: TUCK MAPPING SOLUTION, INC. 4632 AERIAL WAY BIG STONE GAP, VA 24219 (276)-523-4669 PROJECT #: L17-10405 INFRAMAP CORP 10365 CEDAR LANE GLEN ALLEN, VA 23059 804-550-2937 PROJECT #: RV07317 TIMMONS GROUP 28 IMPERIAL DRIVE STAUNTON, VA 24401 540-885-0920 PROJECT #: 40241 DATUM: HORIZONTAL: NAD83 VIRGINIA STATE GRID SOUTH ZONE VERTICAL: NAVD88 REQUIRED YARDS (MINIMUM): FRONT: 75 FT SIDE: 25 FT REAR: 35 FT PROPOSED USE: EXPANSION TO ENERGY PLANT TO ACCOMMODATE INTERNAL FIRE SUPPRESSION (SPRINKLERS) FOR HOTEL. MAXIMUM BUILDING HEIGHT: 17.13' BUILDING SQUARE FOOTAGE: 1,841 SF (2,185 SF UTILITY YARD) EXISTING PARKING: 117 SPACES PARKING REQUIRED: 1 SPACE PER EMPLOYEE ON LARGEST SHIFT (INDUSTRIAL USE). PARKING PROVIDED: NO ADDITIONAL SPACES REQUIRED FOR CENTRAL ENERGY PLAN EXPANSION. NO ADDITIONAL EMYPLOYEES PROVIDED. LOADING SPACES PROVIDED: EXISTING LOADING SPACES PROVIDED ON THE SOUTHERN SIDE OF KESWICK HALL. WETLAND IMPACTS: NONE UTILITIES: PRIVATE DRAINAGE DISTRICT: CARROLL CREEK - RIVANNA RIVER THERE ARE CRITICAL SLOPES LOCATED ON THE NORTHERN SIDE OF THE PROPERTY, DIRECTLY BEHIND THE KESWICK GOLF CLUB ON THE EASTERN SIDE OF THE PROPERTY & IN FRONT OF KESWICK HALL ON THE SOUTHERN END OF THE PROPERTY. THERE ARE NO CONSTRUCTION ACTIVITIES PROPOSED WITHIN THE 100-YR FLOODPLAIN. MAJOR SITE PLAN AMENDMENT VSMP PLAN - WP0201800023 COUNTY OF ALBEMARLE, VIRGINIA 3/26/2018 616 ti65 685 SITE oJ`ya�J 73t LOCATION Keswick Hall FOX HILL ROYAL ACRES Iffiv 730 zso EIGHTS MAGRUDER 744 Keswick 744 FITZWOOD 15 zso VICINITY MAP 1 If = 20001 DEVELOPER: HISTORIC HOTELS OF ALBEMARLE LLC 701 CLUB DRIVE KESWICK, VA 22947 CONTACT:JOHN TREVENEN TELEPHONE: 434-923-4300 ENGINEER OF RECORD: TIMMONS GROUP 608 PRESTON AVE. SUITE 200 CHARLOTTESVILLE, VA 22903 CONTACT: CRAIG KOTARSKI, P.E. TELEPHONE: (434) 327-1688 viFtGiN1A COUNTY OF ALRFMARL E Department of Community Development 401 McIntire Road. North Wing Charlottesville, Virginia 22902-4596 Phone (434) 296-5832 Fax (434) 972-4126 616 July 24, 20I8 Williams Mullen CIO Valerie bong 321 E. Main Strcct, Suite 400 Charlottesville, Va 22902 RE: SP201SU9001 Keswick Hall and Golf Club Dear Ms. bong, On July 11, 2018, the Board of Supervisors took action on your special use permit request to Amend previously approved SP200800042 to relocate and expand the spa and fitness center, add a pool bar, expand the energy plant, add a new maintenance and laundry building, relocate the existing restaurant in a standalone building, and add a wing to the existing inn for 38 additional rooms (a total of 86 rooms). In addition, site changes to parking and circulation are proposed on Wax Map Parcels 080000000008Z0; 080000000060A0; 08000000000900 in the Rivanna District. The Special Use permit was approved by the Board's adoption of the attached resolution and conditions. Please be advised that although the Albemarle County Board of Supervisors took action on the project noted above, no uses on the property as approved above may lawfully begin until all applicable approvals have been received and conditions have been met. This includes: ■ compliance with conditions of the SPECIAL USE PERMIT; • approval of and compliance with a SITE PLAN or a SITE PLAN AMIENDIVIENT; and • approval of a ZONING COMPLIANCY CLEARANCE. Before beginning uses as allowed by this special use permit or iryou have questions regarding the above - noted action, please contact Rebecca Ragsdale at (434) 296-5832 ext. 3226. Sincerely, Megan Nedostup, AICP Principal Planner Planning Division Sheet List Table Sheet Number Sheet Title C0.0 COVER C1.0 NOTES AND DETAILS C2.0 SHEET INDEX C2.1 EXISTING CONDITIONS C2.2 EXISTING CONDITIONS C2.3 DEMOLITION PLAN C2.4 DEMOLITION PLAN C3.0 EROSION AND SEDIMENT NOTES AND DETAILS C3.1 EROSION AND SEDIMENT CONTROL PHASE I C3.2 EROSION AND SEDIMENT CONTROL PHASE I C3.3 EROSION AND SEDIMENT CONTROL PHASE II C3.4 EROSION AND SEDIMENT CONTROL PHASE II �n c+iTr n�i '— — 05.0 GRADING AND DRAINAGE PLAN C5.1 GRADING AND DRAINAGE PLAN C6.0 STORMWATER MANAGEMENT SUMMARY - PRE -DEVELOPED C6.1 STORMWATER MANAGEMENT SUMMARY - POST -DEVELOPED C6.2 STORMWATER MANAGEMENT SUMMARY - DETAILS C6.3 STORMWATER MANAGEMENT SUMMARY - DETAILS C6.4 STORMWATER SUMMARY PLAN FP-2 FIRE SYSTEM SECTIONS FP-3 FIRE-@*@TEM DI=F1i— FP-5 L1.00 PLANTING PLAN AND SCHEDULE L2.00 PLANTING DETAILS TOTAL SHEETS = 21 APPROVALS DATE DEPARTMENT OF COMMUNITY DEVELOPMENT PLANNEWONING ENGINEER INSPECTIONS ARB DEPARTMENT OF FIRE RESCUE ALBEMARLE COUNTY SERVICE AUTHORITY VIRGINIA DEPARMENT OF TRANSPORTATION HEALTH DEPARTMENT RESOLUTION TO APPROVE SP 2018-01 KESWICK HALL AND GOLF CLUB WHEREAS, the Owner of Keswick Hall filed an application to amend a previously -approved special use permit (SP 200800042) for Tax Map Parcels 08000-00-00-008Z0, 0800(1-00-00-060A0, and 08000-00-00-00900 to relocate and expand the spa and fitness center, add a pool bar, expand the energy plant add a new maintenance and laundry building, relocate the existing restaurant to a stand-alone building, and add a wing to the existing inn for 38 additional rooms, as well as make site changes to the parking and circulation, and the application is identified as Special Use Permit 2018-00001 Keswick ]-Tall and Golf Club ("S.P 2 018 -0 1 "); and WHEREAS, on May 22, 2018, after a duly noticed public hearing, the Albemarle County Planning Commission recommended approval of SP 2018-01 with conditions recommended by staff, and recommended minor changes to the Conceptual Plan; and WHEREAS, subsequent to the Planning Commission meeting, the Applicant submitted an updated Conceptual Plan dated June 11, 2018 that partially addressed the Planning Commission's recommendation about changes to the Conceptual Plan, however, the updated Conceptual Plan contained additional changes that were not considered by the Planning Commission; and WHEREAS, on July 11, 2018, the Albemarle County Board of Supervisors held a duly noticed public hearing on SP2018-01. NOW, THEREFORE, BE IT RESOLVED that, upon consideration of the foregoing, the staff report prepared for SP 2018-01 and all of its attachments, the information presented at the public hearing, and the factors relcvant to a special use permit in Albemarle County Code § 18-33.8, the Albemarle County Board of Supervisors hereby approves SP 2018-0 1, subject to the conditions attached hereto, including Condition 01, which references the Conceptual Plan dated June 11, 2018 and the Narrative dated January 16, 2018, updated June 11, 2018. I, Gaudette K. Borgersen, do hereby certify that the foregoing writing is a true, correct copy of a Resolution duly adopted by the Board of Supervisors of Albemarle County, Virginia, by a vote of five to =o as recorded below, at a meeting held on July 11, 2018, 0,k,44ZJZ.'fCS.nty Super ' rs Aye bLRY Mr. Dill Absent Mr. Gallaway Y Ms- Mallek Y Ms. McKeel Y_ Ms. Palmer Y Mr. Randolph Y SP-2018-00001 Keswick Hall and Golf Club Conditions L Development and use shall be in accord with the conceptual plan titled "Keswick Hall & Golf Club Special -Use Permit Plan" prepared by Hart Ilowerton and dated June 11, 2018 (hereafter "Conceptual PIan"), and narrative titled "Keswick Ralland Golf Club Project Narrative" (hereafter "Narrative"), dated January 16, 2018, updated June 11, 2018, as determined by the Director of Planning and the Toning Administrator. 2. The restaurant, tavern, and inn and accessary uses &ball not consume water in excess of existing permitted capacity ofthe existing water system (76,000 gallons per day) and sewage system (60,000 gallons per day). If the central water or sewerage system must be expanded to meet existing or future dernand for residential users, the applicant shall seek and obtain all necessary approvals for expanding the system from the Virginia Department of fleaith, the Virginia Department ofEnvironmcntal Quality, and the Albemarle County Board of Supervisors. Any expansion of the central water or sewerage system to meet existing or future demand for residential uses shall be solely for the use of residential users. 3. The applicant shall seek and obtain all necessary approvals by the Virginia Department of Health and Albemarle County Fire Rescue Department for a water system improvement to support dedicated internal fire protection as described in the "Water and Wastewater Facilities Plan 2017 Update for Keswick hall & Golf Club" prepared by Timmons Group dated December 1, 2017 and revised March 19, 2018 (hereinafter the "2017 Water/Wastewater Plan") before a building permit for the proposed improvements described in Phase IA of the 2017 Water/Wastewater Plan may be issued. No certificates of occupancy for the improvements in Phase IA sb.aU be issued prior to the completion of the aforementioned water system improvement_ 4. The applicant shall seek and obtain all necessary approvals by the Albemarle County Board of Supervisors for a water system improvement to support expanded permitted capacity of the water distribution system as described in the 2017 Water/Wastewater Plan before any building permit for the proposed improverents described in Phase I of the aforementioned plan may be issued. No certificates ofoccupancy for the improvements in Phase IA shall be issued prior to the approval of the Virginia Department of health, the Virginia Department of Environmental Quality, Albemarle County Fire Rescue Department, and completion of the aforementioned water system improvement. 5. No unplatted property sha1I be subdivided and no approved subdivision plat shall be retarded unless the applicant demonstrates to the satisfaction of the Planning Director and County Engineer that the existing central water system permitted and approved by the Virginia Department of health, or as such permit is amended or such subsequent permit approved by the Virginia Department of Health, Division of Water Supply Engineering and the Board of Supervisors, is available and adequate to serve all of said lots, as well as all existing improvements, associated uses, and platted lots, without compromising on -site and adjacent off -site well water supplies. Notbing herein shall guarantee approval of such amendment or permit. In making this dcmonstration,'the application shall use test procedures approved by the Virginia Department of Health and the County Engineer. 6. Except for any restaurant and spa on the property open to the gencraI public, Keswick Hall and .its associated facilities shall be used only by the guests of the inn and their invitees, and members of the Keswick Country Club and their invitees. 7. In the event that the use, structure or activity for which this special use permit is issued is not commenced on or before July 11, 2020, it shall be deemed abandoned and the permit terminated. The term "commenced" means "construction cf any structure necessary to the use of the permit". 8. All parking areas established or expanded after July 11, 2018 shall comply with a minimum 25-foot setback. 9. Keswick Road shall be the primary access. CMG W J. KO•.rARSfU Lic. No. 0402048507 5/21 /I E5 4 M E O O M U N N O Q O > E UJ LU Q LL. o L 0 w O rLo 10� W M Qd J 00 U LLJ J NO N ('j W z 4- 0 �x LL- �_ �N = U > Q - c Ln C) V � M [1 � 00 J O w O l__ U0 O (D O I- 0 w w_ U Q z O U) O CL O (3 (A z O z O a tY U V) w � Z Z O LU 0 c) zz O O UU W W Q_ Q_ O O W W Q� Q� 00 00 w \ \ O DATE 3-26-2018 DRAWN BY 1. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE N/A z O I --I Q O z w ce 0 z Q z O F--I I --I J Oa z LI.J 0 z Lu O O a- w U (� J V Q LLJ W m zQ W J L� 1 z W U J J 2 i U Y—� Vl W JOB NO. 40241 SHEET NO. C0.0 0 a; W U C 0 is O 2- sz c� `o 0 c cr3 Q 0 0 3 c L)O o O z 00 O T � E O at rn 0-0 =) U O U � Z rn Cn g x � N w N 0 T � O n� o s? at � C U O O U Cn Ct5 0 0 Cn U O O E � Co U Co O �U O U c M rn w C:Cn O � U Q o C � E L- LEGEND ROADS - TRAFFIC STOP BAR ® STORM PIPE & STRUCTURE NO. �® DROP INLET & STRUCTURE NO. CURB CURB & GUTTER DRY CURB & GUTTER PROPOSED PAVEMENT PAVED DITCH JUTE MESH DITCH CENTERLINE OF DITCH BENCH MARK . . CLEARING LIMITS R-1 VDOT STANDARD STOP SIGN 200 EXISTING CONTOUR 200 PROPOSED CONTOUR + 240.5 EXISTING SPOT ELEVATION TC 240.5 PROPOSED SPOT ELEVATION 10 PARKING COUNT SEWER S EXISTING SANITARY SEWER WATER EXISTING WATER LINE g" yy PROPOSED WATER LINE 0 g" yy PROPOSED VALVE IT+ g" yy PROPOSED TAPPING SLEEVE PROPOSED FIRE HYDRANT (COMPLETE) I1EN A 1'1TA I. - TIC = TOP OF CURB BC = BACK OF CURB EP = EDGE OF PAVEMENT TW = TOP OF WALL BW = BOTTOM OF WALL TS = TOP OF STAIRS BS = BOTTOM OF STAIRS N/A = NOT APPLICABLE TO THIS PROJECT GENERAL NOTES 1. CONTRACTOR SHALL COORDINATE ALL REQUIREMENTS FOR AS BUILT DOCUMENTATION, AS REQUIRED BY THE LOCALITY. THIS INCLUDES, BUT IS NOT LIMITED TO, TESTING, INSTALLATION DOCUMENTATION, SURVEY, ETC. ALL REQUIREMENTS SHALL BE DISCUSSED WITH THE LOCALITY PRIOR TO BEGINNING CONSTRUCTION. 2. ALL MATERIALS AND CONSTRUCTION SHALL BE IN ACCORDANCE WITH CURRENT VIRGINIA DEPARTMENT OF TRANSPORTATION'S SPECIFICATIONS AND STANDARDS. 3. PRIOR TO ANY CONSTRUCTION, THE CONTRACTOR SHALL CONSULT THE ENGINEER AND VERIFY THE APPROVAL OF THE PLANS BY ALL FEDERAL, STATE AND LOCAL AGENCIES. 3. LAND USE PERMITS (LUP-A) MUST BE OBTAINED FROM THE VIRGINIA DEPARTMENT OF TRANSPORTATION PRIOR TO BEGINNING ANY CONSTRUCTION WITHIN THE EXISTING STATE MAINTAINED RIGHT OF WAY (INCLUDING ACCESS). 4. VDOT IS TO RECEIVE WRITTEN NOTIFICATION 48 HOURS PRIOR TO COMMENCING WITH INITIAL CONSTRUCTION ACTIVITIES. 5. THE CONTRACTOR SHALL VERIFY THE ELEVATIONS OF ALL POINTS OF CONNECTION OR PROPOSED WORK TO EXISTING CURBS, SANITARY LINES, WATERLINES, ETC, PRIOR TO CONSTRUCTION. 6. UPON DISCOVERY OF SOILS THAT ARE UNSUITABLE FOR FOUNDATIONS, SUBGRADES, OR OTHER ROADWAY CONSTRUCTION PURPOSES, THE CONTRACTOR SHALL IMMEDIATELY CONTACT THE OWNER. THESE AREAS SHALL BE EXCAVATED BELOW PLAN GRADE AS DIRECTED BY THE OWNER'S REPRESENTATIVE, BACKFILLED WITH SUITABLE MATERIAL AND COMPACTED IN ACCORDANCE WITH SPECIFICATIONS. 7. ALL STORM SEWER DESIGN AND CONSTRUCTION TO BE IN ACCORDANCE WITH VDOT STANDARDS. 8. ALL STORM SEWER PIPE SHALL BE REINFORCED TONGUE AND GROVE CONCRETE PIPE IN ACCORDANCE WITH ASTM-C-76. PIPE WITHIN THE RIGHT OF WAY SHALL BE MINIMUM CLASS III OR GREATER IN ACCORDANCE WITH CURRENT VDOT STANDARDS AND SPECIFICATIONS. 9. IF PRE -CAST UNITS ARE TO BE USED, VDOT SHALL BE NOTIFIED AND THE MANUFACTURER SHALL SUBMIT DRAWING DETAILS FOR REVIEW. CERTIFICATION AND VDOT STAMP WILL BE REQUIRED ON ALL UNITS. 10. ALL CONCRETE SHALL BE A3-AE (AIR ENTRAINED 3,000 PSI), UNLESS OTHERWISE NOTED. 11. ALL ENTRANCES ARE TO BE DESIGNED AND CONSTRUCTED IN ACCORDANCE WITH CURRENT VDOT STANDARDS. 12. DESIGN CHANGES, SPECIFIED MATERIALS CHANGES AND/OR FIELD CHANGES FROM THE APPROVED PLANS NEED TO BE RESUBMITTED TO THE ENGINEER PRIOR TO PROCEEDING WITH THE WORK. A LETTER OF EXPLANATION SHALL ACCOMPANY THE REVISED PLANS AND/OR THE DRAINAGE CALCULATIONS, WHICH MUST BE SUBMITTED AND APPROVED BY THE ENGINEER. 13. CONTRACTOR SHALL VERIFY LOCATION AND ELEVATION OF ALL UNDERGROUND UTILITIES SHOWN ON PLANS IN AREAS OF CONSTRUCTION PRIOR TO STARTING WORK. CONTACT ENGINEER IMMEDIATELY IF LOCATION OR ELEVATION IS DIFFERENT FROM THAT SHOWN ON PLAN. IF THERE APPEARS TO BE A CONFLICT, AND/OR UPON DISCOVERY OF ANY UTILITY NOT SHOWN ON THIS PLAN, CALL MISS UTILITY OF CENTRAL VIRGINIA AT 1-800-552-7001. THE OWNER SHALL BE RESPONSIBLE FOR THE RELOCATION OF ANY UTILITY WITHIN EXISTING AND/OR PROPOSED RIGHT-OF-WAY REQUIRED BY THE DEVELOPMENT. 14. CASING SLEEVES SHALL BE PLACED AT ALL ROAD CROSSINGS FOR GAS, POWER, TELEPHONE AND CABLE TV SERVICE TRUNK LINES. (N/A) 15. THE INSTALLATION OF SEWER, WATER, AND GAS MAINS (INCLUDING SERVICE LATERALS AND SLEEVES) SHALL BE COMPLETED PRIOR TO THE PLACEMENT OF AGGREGATE BASE COURSE. 16. VDOT & ALBEMARLE COUNTY APPROVAL OF CONSTRUCTION PLANS DOES NOT PRECLUDE THE RIGHT TO REQUIRE ADDITIONAL FACILITIES AS DEEMED NECESSARY. 17. VDOT SHALL HAVE APPROVED THE AGGREGATE BASE COURSE(S) FOR DEPTH, TEMPLATE AND PERFORMED THE REQUIRED FIELD INSPECTION (PROOF ROLL) PRIOR TO PLACEMENT OF ANY SURFACE COURSE(S). CONTACT THE OWNER'S REPRESENTATIVE FOR INSPECTION FOR THE AGGREGATE BASE COURSE(S) 48 HOURS PRIOR TO APPLICATION OF THE SURFACE COURSE(S). 18. A PRIME COAT SEAL BETWEEN THE AGGREGATE BASE AND BITUMINOUS CONCRETE WILL BE REQUIRED AT THE RATE OF 0.30 GALLONS PER SQUARE YARD (REC-250 PRIME COAT) PER VDOT STANDARDS AND SPECIFICATIONS. 19. THE SCHEDULING OF AGGREGATE BASE INSTALLATION AND SUBSEQUENT PAVING ACTIVITIES SHALL ACCOMMODATE FORECAST WEATHER CONDITIONS PER SECTION 315 OF THE ROAD AND BRIDGE SPECIFICATIONS. 20. THE OWNER'S REPRESENTATIVE SHALL HAVE APPROVED THE AGGREGATE BASE COURSE(S) FOR DEPTH, TEMPLATE AND PERFORMED THE REQUIRED FIELD INSPECTION (PROOF ROLL) PRIOR TO PLACEMENT OF ANY SURFACE COURSE(S). CONTACT THE OWNER FOR INSPECTION FOR THE AGGREGATE BASE COURSE(S) 48 HOURS PRIOR TO APPLICATION OF THE SURFACE COURSE(S). 21. A GEOTECHNICAL ENGINEER IS TO ASCERTAIN CAUSE AND CERTIFY RECOMMENDED METHOD OF REPAIR FOR ALL PAVEMENT STRUCTURAL FAILURES PRIOR TO STATE ACCEPTANCE. (N/A) 22. ALL VEGETATION AND ORGANIC MATERIAL IS TO BE REMOVED FROM THE PROPOSED PAVEMENT LIMITS PRIOR TO CONDITIONING OF THE SUBGRADE. 23. CERTIFICATION AND SOURCE OF MATERIALS ARE TO BE SUBMITTED TO THE OWNER'S REPRESENTATIVE FOR ALL MATERIALS AND BE IN ACCORDANCE WITH THE ROAD AND BRIDGE SPECIFICATIONS, AND ROAD AND BRIDGE STANDARDS. 24. APPROVAL OF A DETAILED CONSTRUCTION SEQUENCING/MAINTENANCE OF TRAFFIC NARRATIVE FOR THE WORK ZONE IS A PREREQUISITE FOR ISSUANCE OF A LAND USE PERMIT ALLOWING ACCESS TO AND CONSTRUCTION WITHIN VDOT MAINTAINED RIGHT OF WAY. (N/A) 25. GRADE LINES ON PROFILES DENOTE FINISHED GRADE OF CENTER LINE OF ROAD. (N/A) 26. ALL APPROACH GUTTERS TO SAG INLETS SHALL MAINTAIN A MINIMUM SLOPE OF 0.004 ft./ft. 27. WHERE A TYPE "B" NOSE IS SPECIFIED ON AN INLET IN CONJUNCTION WITH ROLL FACE CURB AND GUTTER OR CG-7, THERE SHALL BE A 20' TRANSITION ON EACH SIDE OF THE INLET. (N/A) 28. CONTRACTOR SHALL PROVIDE A SEQUENCE OF CONSTRUCTION/MAINTENANCE OF TRAFFIC PLAN IN ACCORDANCE WITH THE STANDARDS AND GUIDELINES CONTAINED IN THE 2011 EDITION OF THE VIRGINIA WORK AREA PROTECTION MANUAL FOR REVIEW BY THE ENGINEER, OWNER'S REPRESENTATIVE, AND VDOT PRIOR TO STARTING WORK THAT IMPACTS TRAFFIC ON STATE ROADS. 29. ALL NEW HANDICAP ACCESSIBLE REQUIREMENTS ON -SITE AND WITHIN ALL NEW STRUCTURES SHALL COMPLY WITH THE 2006 UNIFORM STATEWIDE BUILDING CODE, 2006 VIRGINIA CONSTRUCTION CODE, AND ICC/ANSI All 17.1-03. 30. THE CLEAR ZONE IS TO BE FREE OF STORED MATERIALS AND PARKED EQUIPMENT. 31. HORIZONTAL AND VERTICAL SIGHT DISTANCES SHALL BE FREE OF PARKED VEHICLES. 32. ALL EXCAVATED AREAS WITHIN THE CLEAR ZONE THAT HAVE A DEPTH GREATER THAN 6" SHALL HAVE A 6:1 STONE WEDGE PLACED AT THE END OF THE DAY 33. VISIBILITY OF ALL MECHANICAL EQUIPMENT FROM THE ENTRANCE CORRIDOR SHALL BE ELIMINATED. ALBEMARLE COUNTY ENGINEERING GENERAL CONSTRUCTION NOTES 1. PRIOR TO ANY CONSTRUCTION WITHIN ANY EXISTING PUBLIC RIGHT OF WAY, INCLUDING CONNECTION TO ANY EXISTING ROAD, A PERMIT SHALL BE OBTAINED FROM THE VIRGINIA DEPARTMENT OF TRANSPORTATION (VDOT). THIS PLAN AS DRAWN MAY NOT ACCURATELY REFLECT THE REQUIREMENTS OF THE PERMIT. WHERE ANY DISCREPANCIES OCCUR THE REQUIREMENTS OF THE PERMIT SHALL GOVERN. 2. ALL MATERIALS AND CONSTRUCTION METHODS SHALL CONFORM TO CURRENT SPECIFICATIONS AND STANDARDS OF VDOT. 3. EROSION AND SILTATION CONTROL MEASURES SHALL BE PROVIDED IN ACCORDANCE WITH THE APPROVED EROSION CONTROL PLAN AND MUST BE INSTALLED PRIOR TO ANY CLEARING, GRADING OR OTHER CONSTRUCTION. 4. ALL SLOPES AND DISTURBED AREAS ARE TO BE FERTILIZED, SEEDED AND MULCHED. 5. THE MAXIMUM ALLOWABLE SLOPE IS 2:1 (HORIZONTAL:VERTICAL). WHERE REASONABLY OBTAINABLE, LESSER SLOPES OF 3:1 OR BETTER ARE TO BE ACHIEVED. 6. PAVED, RIP -RAP OR STABILIZATION MAT LINED DITCH MAY BE REQUIRED WHEN IN THE OPINION OF THE COUNTY ENGINEER, OR DESIGNEE, IT IS DEEMED NECESSARY IN ORDER TO STABILIZE A DRAINAGE CHANNEL. 7. ALL TRAFFIC CONTROL SIGNS SHALL CONFORM WITH THE VIRGINIA MANUAL FOR UNIFORM TRAFFIC CONTROL DEVICES. 8. UNLESS OTHERWISE NOTED ALL CONCRETE PIPE SHALL BE REINFORCED CONCRETE PIPE - CLASS III. 9. ALL EXCAVATION FOR UNDERGROUND PIPE INSTALLATION MUST COMPLY WITH OSHA STANDARDS FOR THE CONSTRUCTION INDUSTRY (29 CFR PART 1926). BLASTING NOTES 1. BLASTING SHALL NOT BE PERMITTED ON THIS PROJECT. ALBEMARLE COUNTY STORMWATER MANAGEMENT NOTES 1. ALL DAMS AND CONSTRUCTED FILL TO BE WITHIN 95% OF MAXIMUM DRY DENSITY AND 2% OF OPTIMUM MOISTURE CONTENT. ALL FILL MATERIAL TO BE APPROVED BY A GEOTECHNICAL ENGINEER. A GEOTECHNICAL ENGINEER IS TO BE PRESENT DURING CONSTRUCTION OF DAMS. 2. PIPE AND RISER JOINTS ARE TO BE WATERTIGHT WITHIN STORMWATER MANAGEMENT FACILITIES. 3. FOR TEMPORARY SEDIMENT TRAPS OR BASINS WHICH ARE TO BE CONVERTED TO PERMANENT STORMWATER MANAGEMENT FACILITIES; CONVERSION IS NOT TO TAKE PLACE UNTIL THE SITE IS STABILIZED, AND PERMISSION HAS BEEN OBTAINED FROM THE COUNTY EROSION CONTROL INSPECTOR. Albemarle County Engineering Final Plan General Notes Page 1 of 4 ALBEMARLE COUNTY FINAL PLAN GENERAL NOTES General Construction Notes 1, Prior to any construction within any existing public right-of-way, including connection to any existing road, a permit shall be obtained from the Virginia Department of Transportation (VDOT), This plan as drawn may not accurately reflect the requirements of the permit. Where any discrepancies occur the requirements of the permit shall govern. 2- All materials and construction methods shall conform to current specifications and standards of VDOT unless otherwise noted. 3. Erosion and siltation control measures shall be provided in accordance with the approved erosion control plan and shall be installed prior to any clearing, grading or other construction. 4. AlI slopes and disturbed areas are to be fertilized, seeded and mulched. 5. The maximum allowable slope is 2:1 (horizontal:vertical). Where reasonably obtainable, lesser slopes of 3:1 or better are to be achieved. 6. Paved, rip -rap or stabilization mat lined ditch may be required when in the opinion of the County Engineer, or designee, it is deemed necessary in order to stabilize a drainage channel. 7. All traffic control signs shall conform with the Virginia Manual for Uniform Traffic Control Devices, S. Unless otherwise noted all concrete pipe shall be reinforced concrete pipe - Class III. 9. All excavation for underground pipe installation must comply with OSHA Standards for the Construction Industry (29 CFR Part 1926). GENERAL CONSTRUCTION NOTES FOR EROSION AND SEDIMENT CONTROL 1. THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE PRE -CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND DISTURBING ACTIVITY, AND ONE WEEK PRIOR TO THE FINAL INSPECTION. 2. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625-02-00 EROSION AND SEDIMENT CONTROL REGULATIONS. 3. ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR AS THE FIRST STEP IN CLEARING. 4. A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE MAINTAINED ON THE SITE AT ALL TIMES. 5. PRIOR TO COMMENCING LAND DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED ON THESE PLANS (INCLUDING, BUT NOT LIMITED TO, OFF -SITE BORROW OR WASTE AREAS), THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN TO THE OWNER FOR REVIEW AND APPROVAL BY THE PLAN APPROVING AUTHORITY. 6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS DETERMINED BY THE PLAN APPROVING AUTHORITY. 7. ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT UNTIL FINAL STABILIZATION IS ACHIEVED. 8. DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED FILTERING DEVICE. 9. THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF -PRODUCING EVENT. ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY. 10. ALL FILL MATERIAL TO BE TAKEN FROM AN APPROVED, DESIGNATED BORROW AREA. 11. ALL WASTE MATERIALS SHALL BE TAKEN TO AN APPROVED WASTE AREA. EARTH FILL SHALL BE INERT MATERIALS ONLY, FREE OF ROOTS, STUMPS, WOOD, RUBBISH, AND OTHER DEBRIS. 12. BORROW OR WASTE AREAS ARE TO BE RECLAIMED WITHIN 7 DAYS OF COMPLETION PER ZONING ORDINANCE SECTION 5.1.28. 13. ALL INERT MATERIALS SHALL BE TRANSPORTED IN COMPLIANCE WITH SECTION 13-301 OF THE CODE OF ALBEMARLE. 14. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL -TYPE POWER EQUIPMENT SHALL BE LIMITED TO THE HOURS OF 7:OOAM TO 9:OOPM. 15. BORROW, FILL OR WASTE ACTIVITY SHALL BE CONDUCTED IN A SAFE MANNER THAT MAINTAINS LATERAL SUPPORT, OR ORDER TO MINIMIZE ANY HAZARD TO PERSONS, PHYSICAL DAMAGE TO ADJACENT LAND AND STRUCTURES/IMPROVEMENTS, AND DAMAGE TO ANY PUBLIC STREET BECAUSE OF SLIDES, SINKING, OR COLLAPSE. 16. THE DEVELOPER SHALL RESERVE THE RIGHT TO INSTALL, MAINTAIN, REMOVE OR CONVERT TO PERMANENT STORMWATER MANAGEMENT FACILITIES WHERE APPLICABLE ALL EROSION CONTROL MEASURES REQUIRED BY THIS PLAN REGARDLESS OF THE SALE OF ANY LOT, UNIT, BUILDING OR OTHER PORTION OF THE PROPERTY. 17. TEMPORARY STABILIZATION SHALL BE TEMPORARY SEEDING AND MULCHING. SEEDING IS TO BE AT 75 LBS/ACRE, AND IN THE MONTHS OF SEPTEMBER TO FEBRUARY TO CONSIST A 50/50 MIX OF ANNUAL RYEGRASS AND CEREAL WINTER RYE, OR IN MARCH AND APRIL TO CONSIST OF ANNUAL RYE, OR MAY THROUGH AUGUST TO CONSIST OF GERMAN MILLET. STRAW MULCH IS TO BE APPLIED AT 80LBS/100SF. ALTERNATIVES ARE SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. 18. PERMANENT STABILIZATION SHALL BE LIME AND FERTILIZER, PERMANENT SEEDING, AND MULCH. AGRICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 90LBS/1000SF, INCORPORATED INTO THE TOP 4-6 INCHES OF SOIL. FERTILIZER SHALL BE APPLIED AT 1000LBS/ACRE AND CONSIST OF A 10-20-10 NUTRIENT MIX. PERMANENT SEEDING SHALL BE APPLIED AT 180LBS/ACRE AND CONSIST OF 95% KENTUCKY 31 OR TALL FESCUE AND 0-5% PERENNIAL RYEGRASS OR KENTUCKY BLUEGRASS. STRAW MULCH IS TO BE APPLIED AT 80LBS/100SF. ALTERNATIVES ARE SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. 19. MAINTENANCE: ALL MEASURES SHALL BE INSPECTED WEEKLY AND AFTER EACH RAINFALL EVENT. ANY DAMAGE OR CLOGGING TO STRUCTURAL MEASURES SHALL BE REPAIRED IMMEDIATELY. SILT TRAPS SHALL BE CLEANED WHEN 50% OF THE WET STORAGE VOLUME IS FILLED WITH SEDIMENT. ALL SEEDED AREAS SHALL BE RESEEDED WHEN NECESSARY TO ACHIEVE A GOOD STAND OF GRASS. SILT FENCE AND DIVERSION DYKES WHICH COLLECT SEDIMENT TO HALF THEIR HEIGHT MUST BE CLEANED AND REPAIRED IMMEDIATELY. 20. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE REMOVED WITHIN 30 DAYS OF FINAL SITE STABILIZATION, WHEN MEASURES ARE NO LONGER NEEDED, SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. 21. THIS PLAN SHALL BE VOID IF THE OWNER DOES NOT OBTAIN A PERMIT WTIHIN 1 YEAR OF THE DATE OF APPROVAL. (WATER PROTECTION ORDINANCE SECTION 17-204G.) 22. PERMANENT VEGETATION SHALL BE INSTALLED ON ALL DENUDED AREAS WITHIN NINE (9) MONTHS AFTER THE DATE THE LAND DISTURBING ACTIVITY COMMENCED. (WATER PROTECTION ORDINANCE SECTION 17-207B) ACSA GENERAL WATER & SEWER CONDITIONS 1. WORK SHALL BE SUBJECT TO INSPECTION BY ALBEMARLE COUNTY SERVICE AUTHORITY (ACSA) INSPECTORS. THE CONTRACTOR WILL BE RESPONSIBLE FOR NOTIFYING THE PROPER ACSA OFFICIALS AT THE START OF THE WORK. 2. THE LOCATION OF EXISTING UTILITIES ACROSS THE LINE OF THE PROPOSED WORK ARE NOT NECESSARILY SHOWN ON THE PLANS AND WHERE SHOWN ARE ONLY APPROXIMATELY CORRECT. THE CONTRACTOR SHALL, ON HIS OWN INITIATIVE, LOCATE ALL UNDERGROUND LINES AND STRUCTURES, AS NECESSARY. 3. ALL MATERIALS AND CONSTRUCTION SHALL COMPLY WITH THE CURRENT EDITION OF THE GENERAL WATER AND SEWER CONSTRUCTION SPECIFICATIONS, AS ADOPTED BY THE ACSA. 4. DATUM FOR ALL ELEVATIONS SHOWN IN NATIONAL GEODETIC SURVEY. 5. THE CONTRACTOR SHALL BE RESPONSIBLE FOR NOTIFYING MISS UTILITY (1-800-552-7001). 6. ALL WATER AND SEWER PIPES SHALL HAVE A MINIMUM OF THREE AND A HALF (3.5) FEET OF COVER MEASURED FROM THE TOP OF PIPE, OVER THE CENTERLINE OF PIPE. THIS INCLUDES ALL FIRE HYDRANT LINES, SERVICE LATERALS AND WATER LINES, ETC. 7. ALL WATER AND SEWER APPURTENANCES ARE TO BE LOCATED OUTSIDE OF ROADSIDE DITCHES. 8. VALVES ON DEADEND LINES SHALL BE RODDED TO PROVIDE ADEQUATE RESTRAINT FOR THE VALVE DURING A FUTURE EXTENSION OF THE LINE. 9. TREES ARE NOT PERMITTED IN THE ACSA EASEMENT. 10. THE CONTRACTOR SHALL BE RESPONSIBLE TO COMPLY WITH THE NO -LEAD REGULATION REGARDING BRASS FITTINGS EFFECTIVE JANUARY 4, 2014 (SENATE BILL 3874 WHICH AMENDS THE SAFE DRINKING WATER ACT). 12" MIN 1.5"DIA GALV. (TYP.) RAIL (TYP.)�_ 2'-10" EXP. (TYP.) 2'-10" JOINT 12" MIN FINISHED GRADE (TYP.) 12" (TYP.) WASH 1 /2" R �- a (MAX.) 5" 811 FINISHED ° GRADE EXP. a ° CONCRETE JOINT 4 #3 REBAR (12" O.C.) 1 /8' WASH 5" # 57 STONE d d ° I 9 ° 1 (2) #5 REBARS1,, BOTTOM CONTINUOUS, 3„ LAP 2'-2" AT SPLICES NOTES: 1. FINE BROOM FINISH ALL STAIRS. 1'-4" COMPACTED SUBGRADE 2. RAIL ON BOTH SIDES OF STEPS (IF NOTED) 3. SEE PLAN FOR RISER HEIGHT EXTERIOR STAIRS & HANDRAIL No Scale NON -SLIP BROOM FINISH VARIABLE WIDTH MAX. CROSS SLOPE 2% 4" 3,000 PSI AIR -ENTRAINED CONCRETE COMPACTED SUBGRADE 4" TYPE 21 B STONE COVER DENOTES CONCRETE SIDEWALK PAVEMENT ON PLANS NOTE: SIDEWALKS SHALL BE CONSTRUCTED IN ACCORDANCE WITH VDOT STANDARDS. CONCRETE SIDEWALK PAVEMENT SECTION No Scale " TYPE 21-B AGGREGATE BASE COURSE COMPACTED SUBGRADE DENOTES GRAVEL SECTION ON PLANS GRAVEL SECTION No Scale 2.5" BITUMINOUS CONCRETE SURFACE COURSE - SM-9.5A 6" TYPE 21 B AGGREGATE BASE COURSE COMPACTED SUBGRADE DENOTES LIGHT DUTY ASPHALT PAVEMENT ON PLANS LIGHT DUTY ASPHALT PAVEMENT SECTION No Scale EXISTING PAVEMENT PROPOSED PAVEMENT SAWCUT THROUGH U EX. SURFACE uJ COURSE X w & REMOVE w PAVEMENT 2" + EXISTING PAVEMENT MILL EX. SURFACE COURSE SAWCUT EX. EDGE OF PAVEMENT MATCH EX. CROSS SLOPE UNLESS OTHERWISE SPECIFIED ON PLANS PROPOSED SURFACE COURSE BASE COURSE AGGR. BASE NOTE: PROPOSED PAVEMENT MUST TIE IN WITH EXISTING PAVEMENT PAVEMENT REPLACEMENT JOINT DETAIL No Scale a ° ° 611 Q a 4 5' CURB TRANSITION DETAIL No Scale R SPECIFICATIONS 3T xa?KV HT: 46.2007 LED STRENGTH: n3 psl 1: HDPFPPCOPOLYMER R: BLACK URT3ANGREEN PLASTIC PAVER PLAN FREE DRAINING SAND. URSANGREEN PLASTIC PAVER AREO 511880.5E TRIO OR NON -WOVEN GEOTEXTILE 'ARED SUBGRADE SECTION DETAIL IS INTENDED FOR GENERAL USE AND REFERENCE ONLY, AND IS NOT SUE SPECIFIC. ............ .............DENOTES REINFORCED TURF ON PLANS REINFORCED • TABLE 1: TYPICAL SUB -BASE (D) THICKNESS REQUIREMENTS W/ GEOGRID (D) SUB -BASE APPLICATIONILOAD CBR STRENGTH OF THICKNESS (IN-) (SEE GEOGRID SUBGRADE SOIL NOTE 3) (SEE NOTE 1) H6 5 TX5 FIRE TRUCK AND 4-6 7 TX OCCASIONAL HEAVY VEHICLE ACCESS 24 11112 TX7 1-2 19121 TX7 >6 5 TXS LIGHT VEHICLE ACCFSSAND 5 TX5 SPILLOVER EAR 2-4 WIT TX7 PARKING 1-2 141l B TX7 ERR • CALIFORNIA REARING RATIO GENERAL NOTES 1. IF CONTECH GEOGRID IS OMITTED, THEN THE TOTAL SUB -RASE LAYER THICKNESS MUST BE INCREASED BY M-A .IF SUBGRADE SOILS ARE IMPERMFA13LE AMC NO GEOGRID IS USED, A NON -WOVEN GEOTEXTILE Wl RECYCLED CONTENT IS RECOMMENDED AND SHOULD HAVE GOOD PERMEABILITY AND POROSITY (W-70 PORES PER SQUARE INCH). 2. IF AN UNDERDRAIN IS REQUIRED USE 44NCH DIAMETER PERFORATED PIPE LAID AT MINIMUM GRADIENT 1:100, BEDDED ON GRAVEL IN TRENCH RACKFILLEO IMTH DOT TYPE A' DRAINAGE STONE, COVERED WITH AWOVEN GEOTFXTILE FABRIC AND LEAPING TO A SUITABLE OUTFALL OR SIORETENTION AREA. DRAINS PLACED DOWN CENTER OR ONE EDGROF ACCESS ROUTES UP TO 16.5 FT. WIDE. WIDER AREAS MAY REQUIRE ADDITIONAL DRA1N5 AT 16.5 FT.- 33 FT. CENTERS. DRAINAGE DESIGN BY SPECIFIER BASED ON SPECIFIC GROUND CONDITIONS ON SITE. 3. SUBBASE SHOULD BE A SANDY GRAVEL MATERIAL FROM LOCAL SOURCES COMMONLY USED IN THE PREPARATION OF A ROAD BASE AND WALKWAYS. SUBBASE GRAVEL AGGREGATE TO BE %INCH MINUS CRUSHED ROCK WITH NO MORE THAN 3% PASSING THE#200 SIEVE. MATERIAL SHOULD BE NEARLY NEUTRAL IN PH. 4. URBANGREEN PAVER, GEOGRID AND GEOTEXTILES SY CONTECH ENGINEERED SOLUTIONS: 106S25-5240 INSTAUATION NOTES A THE CONTRACTOR SHALL COMMENCE THE WORK AFTER ENTIRE SUBGRADE HAS BEEN FINE GRACED AND COMPACTED TO SPECIHILD TOLERANCE. B. INSTALL SUBBASE COURSE MATERIAL OVER PREPARED SUBGRADE TO ELEVATIONS AND DEPTHS SHOWN ON PLAN. INSTALL MATERIAL IN LIFTS THAT bC NOT EXCEEo 41NCHE3 COMPACTING BACH LIFT TD 95°h MODIFIEb PROCTOR DENSITY. C. USE CONNECTORS PROVIDED TO MAINTAIN PROPER SPACING AND TO INTERLOCK THE PAVERS D. PAVER PANELS TO BE INSTALLED WITH THE LARGER CLOVER OPENING FACING DOWN PAVER MATERIAL SHOULD BE COVERED IF EXPOSED TO SUN AND OUTSIDE ELEMENTS FOR MORE THAN 30 DAYS. E PAVERS CAN BE CUT USING A HAND OR POWER SAW TO TIT AROUND OBSTRUCTIONS AND GONTODRS. PIECES WHICH ARE LESS THIN HALF THE ORIGINAL SIZE SHOULD NOT BE USED. F. FILL PAVERS WITH THE SPECIFIED SAND. FILL MATERIAL SHALL BE IN5TALLEO TO THE TOP OF THE PAVER AMC NO HIGHER THAN 114a NCH ABOVE THE TOP OF THE PAVER- ONCE THE FILL MATERIAL IS INSTALLED USE ALIGHT VIBRATING PLATE TO CONSOLIDATE THE PAVERS AND TO SETTLE THE ROOTZONE INFILL. G. CARRY OUT SOD PLACEMENT ORSEEDING, FERTILIZING AND WATERING PROGRAM. A VERY LIGHT TOP DRESSING MAY BE APPLIED TO 11.r COVER THE $EEDANC TO PRQVIPE ADFQUI GERMINATION CONDITION$. H. HAS PREFERABLE TO ALLOW THE GRASS TO FULLY ESTABLISH PRIOR TO VEHICLE TRAFFIC. C) CRAIG W J. KaFARSKI Lic. No. 0402045507 70 M >_ 0 M o N � c > E w E ~ V LU U') Q LL o LL 0 L w O ra CII W L M Qa J U 00 w J -� > o rn (A C:' N () W �X � W �;� U,) � N = U > � Q c U) 0 01 4- N O) � M 0- CO J S� • i• (%i Z O z 0 a U (n w � 0 Z Z Z Z LU OO OO Z Z Z)Z) O O U U ck� ck� W W 00 W W W W ck� ck� w ca DATE 3-26-2018 DRAWN BY 1. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE N/A z O II� O z Uj L.L 0 z Q z O I --I I -I O Q J � z ~ W ~' Q 0 W 0 z z 0 o z 0- W Q Jcr, () V Q W W W m p z Q z W z W U 2 Uu 1� v W JOB NO. 40241 SHEET NO. C1.0 0 13 ai N U C m 0 4 cc a� 0 n 0 n T c co _0 (2) In 0 70 M 7r M 0- c 0 2 0 c �0 20 o7 L Z 00 22i 0� T co H_ E o c 0 M d o D U O 0 U z 1n DO � n g x 0_ 0 n� 0 CL a D X 0 0 � U (n @ 0 42 Q � O C� E � 0 U � 0 La 2-0 T U 0 .0 � U -0 �00 co C DO 0 C:U 0 Q� Do L_ / ry REFERENCE LINE- SHEET C2.1,C2.3,C3.1,C3.3,C4.0,C4.2 AND C5.0 It J/ / / / / / / / / \ \ \ ° 0 SESePc�/ \ \ \ \ \ \ \ Ic / o \\ 1 \ ro CRITICAL \G I \�pkEs� I \ / / �\ x \ 10' sLOPEs (rvP.) j / / P 1 ) / \p \ \ \ \ \ \ \\\ \ • \ \ \\ LIMITS OF SURVEY \ \ CRITICAL \ \ \ \ \ / , I /) // / / / V \✓� �j l \ \ \ 44j \ \ , \ \ SLOPES (TYP) If 4� Ile BU/LDINOG 447 0 .445- .\ \ ° ,\ \ �\\\ \ ioR4.8 / 449- P518 INVIN=4275 i� INVOUT=436.40 I\ \< / / 450 1 \ `` \ \ / c / ° , I \\ \ \ \\ \ \ \\` \ \ \ \ \ > I ��// kk3 / I a I E p\ \ \ \\ \ \ \ \ \ 1 \ r �� ' Q � \ , / � Ill / � J vp o STORM GRATE \ \` \ \ \ \ \\ 4 r \\ ��\ TOP=451.25OIL INV-�8,1 ( \ \ \\ o / A — JOINT PARKIN �\ 20'UTEITYEASEMENT / \ ® ° / ° / &ACCESS EASEMENT / \ (CANN VERTSERVE O 1 / \\ \ \ / PG.430 ` ° \ I \ \ \ APPROX LOCATION \ \ \\ \ \ \\ \\\ \ / / �/ J / y •\ \ I I / s/ , \ — o / °/ / �•� \ OB. 1282, PG.430 op 1 J / SLOPCRUICPJ / 1 \ / 1 / / 1 \ \ \ , 443 / / / IR - ' \ \ If / / 1 \ �\ � \ \ \\\ \ \\ \\\ \\\ \ II \ \ \ J\ / /// // J ! o rn 1 I �/— 0 \ o It r \ \\ 1( � / \ \° / -- / J \ I/ )\ / / I I V. ) I I - 1 , 11 / / I \!\I p6�' \� I lid I ISAfIT IIY 90/ I GPI � > / / /m 1 VI u=a3zs r 1 I ° f / / / J / •/ / / /j / / i / y % lJ / / \ r �4CCESS FAV-`MENT , Na US,I82.PG.430 V' 0'S lT Rl'/SE / >� , / / -' , / \ / p, "' / / I '- o/// 4 /' / / // 1 ► � _ Ill i i\ / ) \I If 1 J ,/ / / , , ✓ J / Ill l l I, rr /l I UGP \/ sr OINT PARK / \ / '_ / / y / '^ / ' > / / ( I / / ° \ /\ \� �,\ \ ✓ I I \ \ \ I IN\ I yl ( / I /w %/ 1 / / I l ` / I / / / / ACCESS EASEMENT ' \ DB. 1282, PG.430 �6 Nn \\/\ \\/ J /� \ 445 -1 \\\ \\ I X\ \ 1 `�a.:F_ `\ \/ \ ( 1//Q 1I II \'rI l I I\ I (1(!I l ril IV \i \ I rAr \ \\ \I\ ° \ `� \\ i \\. ^gs? /'( \ I /\CO It 460. l I Is. `\ \_� / I / Y \ \ \ \ I / I l I 440 \, 1 1 \ \ 8 \ \ \ r / 1 11 � < I \ 10/ � � \ � ��'13� `3E4\''J' "'cp , / / \ � / /r'\ \� 4 / I I \O# \\ \ ( / 1 m '� \� w \ \\ /\ \\\\\\ ll J 1 \ \ \\\\\\I II( III) % / '\ a o �` \\ \ \ 457 \\\ \ I l� r 1 \ I bl I 10 I / \\ \�\\ / \ I J I 44� o / \ \ \ \ \ \ \ / / I \ \ \ �1 IM I I MI, I I✓ ' /— —\J , \\\ \\ \ f / \ �` \ \ \ \ o—/ \\�1\ / ro I/ \ lvl I►aI ,1;r II I l ( \ \ \\ \ sr \\ I � l5'SETBACK / CV / \ rQS454- J / - _ r I l // I I 1 \ 02? 440 rr-�r_ D\. v I UGr— \ \ - -453 GRIT\L �•u� \l l l r 111 r / J'_ _ I/ \ (I I I I I I I 1 {III I (r r / �30' / / r I Q ICE / III ® \ r ` I� l \ \ _ cD / SLOPES/g-[pfy 1 I �A`(J\ \ APPROX LOCATION 30' �, I 1/1- //l// I /° J / / \ / 1 I O \ I / / / 1 — \ \ \ \ ' 1 \ ) V I I- l^ y \ SANITARY / I (JIT VEPCOEASEMEG) r^ / — OB. 884, PG 568 / v C//VERTNOTIOBSERV J N \ I / / I \ \ \ OCATIONSCG.568 �l I �/ TOP 45254 N. 0.( / / 1 ✓\ I I I / / �+ 421/ J \ I I II \/_ / \ \ / / I ► ' 1 \ ( \ c \ , /) N'EWIR..O' \�1� � 1 �� \ \ \ \ \ I \ � ,• ( � �\ _ p`�c � \ 1 / � r / ��/ �► ( \ (� \ \ \ \ \ ( o \ SyNITA�MN, \ ) '/ \ \ ICV � `- \ 1 / ` \ \ \ \ \I _ L& V ' J \ \\ A / \ \ \ \ \ \ \ ) \ ' /\\ STORM GRA — / \ — ` / •\ / I / // / / / /' / / I 1 / s // J ' // J / / J l� \ \ / a ur=ease )%P77,((ROXLATI�/N ` — MEN/ ' \ / \ `4�6. 438 \ \ \ \ \. 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P6�43D� / /, // A.'V�1 / J It ` St `\ \\`\\ �O \ \\\\\\\ \_\�� \ 434_ / // k�\ PAVS ' /��—/ \\ \ \ zt \\ \\ \ \\ \ \'9ETBAJ7' \ \ \ \ I \ W J \Sr2\ \ \ \ \ \ \ / i` \ \ � � \ `• \ � _ _ '� \ — \ \ I _ 431" p� / / � \ 4'WOOPfENCE \ b' \ M d.. ✓ _ � ` — \ \ \\ \ ` \ \� \ \ \ \ 43 \ \ \ l- \ \\ \ �\ \ ( - ' /W °W ^\ ✓ \ '~ - REFERENCE LINE -SHEET C2.2 C2.4 C3.2 C3.4 C4.1 C4.3 AND C5.1 \ \ \ \ \ 426' \ \ \ \ \ \ ) 1 / // //W / \ \ •\ \ \ y - \ \ \ ^ \ o \ \ \ \ \ \ \ \ \ \III '� / SANIT YMH \ \ \' \ 1 \ •Y•W W - \ \ \ TOP INVleyN s 1418 2 435 /// (_ G3 \ Il\436. 1 M OD Q z SCALE 1 "=50' now 0 50' 100, CRATGW J. X0'F.k Zs 1 Lice No. 0402048507 A, 8/21 /18 � IONAL M E C) N OU N � > E w e.9 U Q LL o LL oC YJ L M Qa J V co JLu H a (A o rj YJ N M Z 4- It O � X Q J < I L Q :3 zr U,) _ = c N U � � Q c u') rn O N >ll M Co J C) H • i• Z 0 d V U) w C, Z Z O Lu U U C) C) a a O O c' c' ca co W \ \ O DATE 3-26-2018 DRAWN - 1. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE 111=50' z O H� \QJ O z Lu L.L. z z O H� J O W� 0 c� W > Q z � D Q_ ov W J Lu r n Q un vC)/ 2 IL w W m za W J z W U TZ V / W JOB NO. 40241 SHEET NO. C2.0 I N � �ON LJ- 0 /P1 z m0 02 c O - O c a) c>3 In a_ 0 C U 3 U) Z O aNi 2 a 2 x H O N O_c 0 O O O_ O '3 Q I m 0 X0 y L cv O O L C� E 7 O U (6 0 O O _0 -0 c>3 -0 U O U) o O U c L C � c>3 � U O U n o F L / -�\ / � /-�/ // //ice // / / / -✓ // , �FLj \ `\ \ \ I \ \ I / ,' // i/ ' / / / / // / // // / o \ I 1 I r STORM GRATE INLTE FIRE HYDRANT WELL ® WATER VAULT ❑s TRANSFOMER / ELECTRIC BOX as LIGHT POLE GROUND LIGHT ® UTILITY VAULT OU UTILITYMANHOLE ® CLEAN OUT OO BOLLARD -� SIGN Ac HVAC UNIT © TELEPHONE PEDESTAL © CABLE PEDESTAL 0 STEEP SLOPES -CRITICAL V / \RJR \\ \\ O o /GCRITICAL 1 / ' / �I I \ \ p o SLOPES (TYP-) GG 0� \ \ \ \ \ \ \ \ \ \ \ \\ \ \\ \ \\ \ \ \ \ \ \\ \ SCALE 1 -20 kl� ' STORM GR�\TE \ // TOP=437.27 NOR II C2.2INV1N=4270 o 0 20 40, I UNSPECIFIED WIDTH \ \ \ \ 4�8- - _\ 1 ELECTRIC EASEMENT \\ \ \ \ / �� \ {NV OUT=426.9 \ \ \ O I \ \ \ \ \ \\ I DB. 1284, PG. 430 Cl \ \ \ I ,� \ -o STO�ZM GRATE- / / o / / I I �� I A9. \ \\ \ -o TOP=438.68 STUCCO WALL \ � I \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ INV IN=432.54 co M \ - \ INV OUT=432. 53 \ \ t \ \ \ \ \ \ \ \ \ ` \ \ I 1 / f ❑ CONCRETE PAD C\ \ \ \ Aro `\ \ ` \\ \\\\ \ \ ` \\ `\ \ \\ \ \\ \ \ \ \ I 11 / // \ �/ z `\ \ \ I LIMITS OF \ \ \ \ /C \ - / / \ \ \ COBBLESTONE`` ` \ SURVEY \ ` \ \ \ \ \ \ \ \ \ ` ` \ \ \ \ \ I CRITICAL \ 4sr/ EDGING � \ \ / c_\ \ \ ` , \ SLOPES TYP. \ VENT RAP /\ BOX \/ \0,, 11 i \ ` \ \ \ \ ` \ \ \ \ ` \ \ ` \ ► I / / / / / / f \ `TO B IDNG Acl�l_ 0\ - _4SP_HALT \ lI �QQ\\ \ / \ PAVeRS \ \ \ �, 1 \ \ \ \ \ \ \ \ \ \ \\ \ \I I i i- \ 1 1 r \ UGP- - \ \ \ 01 Q / / \� l o \ 4 / \ \ \ \ \ I \ \ \ \ \ \ \ \ ` \ 1 \ \ 1 \ I 1 I 1 \ \ I r I I / \ / U \ O��t I ' w\� V // \ \ I \ \ \ \ \ \ \ \ \ I\ \ \ -� -UGP- / \ \ \ \ �/ G¢�I / \� I ` o \ \ ,ASPHALT Z 11 p \ \ I \ \ \ \ \ \ \ \ t \ 1 \ 1 \ \ \ / \ \ e MCO \ \ \ - \ \ \ \ \ \ c \ \ \ TO b 6 10 BUILDING SlZ ES ` 1 ROCK WALL G\\ \\ l I ` \ \ \\ 1 11 \t \ \ \ \ \ \\\\ i *�c P APLO�G - G- 0 \ cn \ / / IRR / � \ - / s - 0 �y / / / \ \ \ \ \ \ \ ► /� . ��o° HH � �447- QC� \ \ \\ \ ROCK WALL o ®,/ ✓/ / I I / / `\\ \ \ \\\ I\1\ `� \\\\\ \ \ \\ \ \ \ / _ 1 IJ^I 1 1 T 6'- ��, ,UGP S/I- Q� / \ \ \ \ \ \ t - 1 \ I \ \ \ \ \ \ \ \ \ \ O / Gl \ \ \�G`O \ ` _ _ - % �\ \ \ \ CONCRETE \ \ \ I 1 \ \ \ ✓ / l ' \ \ \ \ \ \ \ \ \ c c J Z TO\\\ \\ \\ 1\\ 1 \ SL TO BUILDING r1 \B%CK WALL / \ , \ \ \ \ \ \ \ \ \ \ 451.8 \ l 1 - OCK WWA \ �\ ly\ � � \ \ CONC PAVERS CONC PAVERS \ \TOP=45\1\ + UILDING A� \ �WALK \ ` ' ` \ , - - - - \ \ \ \ \ \ \ \ \ I \ 1 / _ 0 I \ \ \ \\ �J� \`\\\\ \\ \ \ \\ I / \ \ SL lCV o 4- ROC WA\LL Uco /\\ ` \ \ \ / I I TOP= 1.5¢ _ - \ \ \ - \ \ / / \ \ \ \ \ \ / / - \ \ \ \ \ \ \ \ \ \ \ / \ STORM INLET \ \ \ \ \ \ \ - 449- - TOP-451.88 \ \ / \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ 1 \ \ I I r lNV 1N=442.75 I � \ / ` \ / ` \ \ \ \ \ \lk \ TO INV OUT=436.40 1 \ \ \ \ \ \ \ \ UILDING \ �\ 1 \ \ \ - / \\ \ \ \ \ / ` ` \\ "\\ \\ \ \ \\ ASPHALT ' CHILLED WATER I ' - 450 SEND/RETURN _ \ 1 I I 1 1 \ 1 G \ \ G FFTILE��---�\ \ \ \ \ \ \ \ / I \ \ \ \ \ \ \ \ \ \ \ \ \ / � lRR � ^ BUILDING ( )=452.42 9 STORY STUCCO V \ \ \ / °/ \�/-//-/ �� o / \ \ N O \ TO UILDING W/BASEMENT I � \ ? P _ ASPHALT \ m m \ 'z\ CVNC/L�O� 5 c�� \ \ WALL\\\ \ / 1 \ \ \\ \\\ \ \\\ \ \ \ \ \ \ t m \ \ \ \ \ \ \ M \ \ \ \ \\ \ \ \ \ \ \ \ \ \ \ \ r ICO I I rb/ \ \ \ -z- \\ ASPHALT r_E0 I �c\ �\ / \ \ \ \ \ \ \ \ 1 \ 1 ` \ \ ♦ \ \ \ \ \ \ \ \ \ , �I O �Zm� \ STAMPED CONCRETE SHRUB/FLO R BED\ \ t✓�P\\ \ \ `\ \ \ \ \ `\\\ `\\ `\ \ \ \ `\ I \ 1 \ \ / \ , \\ \ AEI. \ GLI \ I I I I \ r \ \ \ \\\\\ \\ \ / - 0�G' HH \\\ \ ` \ \ \ \ \ \ I I 1 \ \ `\ \ \ \ \\ \ \ \\ \ \ / / \ I 1 I t \ \ \ \ \ \ \ \ I I / ° IRR FF WOOD E� \ \ ` \ \ \ \ \ \ ` \ \ \ \ I I I I I \ ' \ \ \ \ \ \ \ \ \ I I \ I rJ \ ( ) 6 ` \ \ \ 1 \ \ \ \\ \ HH =466.09 \rJE \ \ \ \\ \ \ \ \ \ \ \ \ \ I 1 I I I 1 \ _ _ - \ 1 \ \ \ \ \ \ \ \ \ \ \ I I I 1 1 \ o 0 7RR ` \ \\h \ \ \ \ \ \ \ \ \ l \ I ' I I \ \ HH f \ \�\ \ �\\\� / \ \\ I \ \ \ \\ \\ \ ` / �J\( \ ✓z \\ \\ \ I I\ \ \ \ \ 1 \ 1 \ \ \ \ 1 I 1 I / / / ✓� / ASPHALT / \ \ \ \ \ \ \ \ / I \ \ 1 \ \ 1 1 STORM GRATE / l \ \ \ l / I a \ \ \ \ I I \ \ 1 l / -454' - \ BRICK ALK l/ \ \� A'\\\ STAMPED ,\ \ \ \ \ \ \ `\ `\ (\ // / // ✓ \ / 1 i / \ 1 \\\ \\ \\\ \ I I\ 1 1 11\ \\ \ 1 1 \ \ \ \ 1 \ \ 1 I 1 I TOP=451.25 / o J Z \ S RUB/SMALL \ �� \\� \ C/L INV=448.1 C CONCRETE \ \ \ \ \ \\ _ _ \ 1 \\ \ \ \ 1 \ \ \ \ I 1 1 \ 1 \ I o - O \� / \ \- % \� \ \ (CANNOT OBSERVE ✓ POOL \ \ I I \ \ \ \ \ \ \ \ \ \ \ \ , / / / \ \ \ \ \ \ \ \ \ \ I 1 1 \ 1 \ I \ \ r o /\ �--JOINT PARKING - \ \\ I \\\ & ACCESS EASEMENT /T EA \ \ \ ` F ER \ \ \\ \ \ \R PIPE INVERTS)) / \ 0 - \ \ \ P( APPROX. LOCATION DB. 1282, PG.430 \ \ \ \ , I I 1 \ IRR \ / `` 0 I 1 I \ I 11 I / / s\ � \ I \ \ '( �G 20 UTILITY EASEMENT \ I t \ \ \ \ / / / � \ \ 1 1 ° HH DBE. 1282, PG.430 \ \ \ \ \ \ \ \ I I 1 \ I \ \ / /C / \ \ \ \\V / / ► ® / I \ \ � (4/\ \C% ` /� ` \ \ \ \ \ h I I 1 / ` / I III I I III / ► I \S17ETA 435.�`\ P � O1I/f I IIIII 1 II I 1'I I fI I I 1 1 I I I I I I / I U \ ` \ \\ \ ✓ O ✓ \ \ \ \\ \ \ \ \\ SIR B/SMALL\ 5 \ ASPHALT TREff AREA / l \ / 1 /) O O \ ✓ / / \ \ \ \ \ Q� \ \ \ \ \ \ \ \ I 1 \ \ / l / I , 1 I I I I I I l l I / \ \ \ / 11 000 0# ✓ / ' \ \ I \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ / / / / 1 1 / / I I I I 1 I / \ - - - - y � \ � \\�\ • 453 � '� \\ 1 R G \ \ p \ \ \ \ \ I I I I I l I \ \ \ I / COBBLESTONE / , / >l O \ ' 19 \ ` \ ` s \ 1 L / CURB (TYP) / \ �\ 5- / i ✓ - - O \ \ 45 \\ _ 6q3 \ \ \ \ \ \ \ \ \ \ / / \ s�, ✓ O P \ i IRR 73 ° / `�EMN "8 I \ I Q ll�R \ \ \ \ \ \ I�QCK�S S "s� o hr _ \ �, O _ - -r- 0 ' / g' / / I \ \ i i� \ \ sr y ` \ \ \ ` �Q \ \ \ \ \ \ I /�/ / / 1 o SL / / I �%\ c I A / ` SHRUB/FLC%WER BED\ - \ \ \ \ \ \ \ HH \ \ \ \ \ \ 1 - / I I \ I ASPHALT / \ \� / `\ \ l% \ \ u \ / /QV /R \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ / / / --,HH \ \ \ \ \ \ \R4 \ \ \ r I ► \ \ \ 0 / / U -�- -/ p0 I / / /NG H 1 /CV1 \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ / / SL UlL l� / / v \\ - ✓ / _ _ i' / I / I �c \ \ / o \ o \\ N c- I \��/\ \'z / J / \ // r I I I I\ \ \ \ I \ \ \ \ \ \ \ \ \ \ I I I I \\ I I 1 / / / / I ► \/ r I I W - -I / / / / I/ 14 D`O \ �� I _ ' \ \ \/ I \y�1 1 \ �\ \ w- \ I I/ / \ / I \\\\ \ / \ / I I I / \\ \ \\ \ \ \ \ \ \\ \ \ \ \/ I l 1 I I i 1 IGATION I � _ � ' I I \ I \ I I _ \' / ✓ / / /I \ / / ` I I\ I 1\ \ \ //\ II 1 I I R W� 7� _ -UGP-� UGP- -<- I / / \ / - / \ 1 \ yll� / /'I / I I II l \ 1 \ \ \ \\ \ I I I I ' I I I I \ \I I I I I / \ , Obi / / / \ SANI TA Y MH 1 1 \ \ I 1 I l I \ 6 \ / \ I P� I 'I UGP �� / , ' / / GL I / _ / / / / �`L I I I I / � \ I / \ ► \ \ \ � / I I , I / t I / I I / \ / PO / x I TO 451.901 I I I \\ / I I I \ I I I I I I lN4/ 1N1-446.731 I I \ \ I / I I I I// / I \ I 1 I I I I/ 1 1 / / 1 I \ 11 \� \ / I /IV QUT=432.66 / I I I I \I \ I I I I I I 1 , ' / I I ` / I / / ! I \ CV // 0 ABANDO�D I / ci l / ' I 1/ , // /C►/ c / JOINT P.#KING /� / \ i // / / / / /I // / I I I I /! I \ I I I // I/, I I I I I ► 1 / I 1 1 I I l I I , / ' �' � � ' l l \ � BOX � / / � / / // r / `� ACCESS EA-SEMENT \. / / \ I \ _ / a /I / � l DB. 1P82, PG.430 1 / l l / / \ / h /� \ = I / ► ' , / / / / / ' , ' I I \ \ I 1 1 I / I I 1 \ /Ct /C / IRR HH / \ l / \ ' ' // /� / G / / - - I / l \ 0'S ITARY/SECNER /l \ COB STONE \ \ cA BSI IRR HH / / l l ' r _ 111 \ / l / I ' I I / / / / 1 / / \ \ I cu TYP) ICV� / I / I I , / I - - _ l \ / / / EASE/MEIV T / / / I ► \ I \ - - / I , / l - _ _ �\ \ / 82, PG 430 1 l / I / q64 ' Il / I / ' / / / 53 / / l l / / / / I / /i / / I Box I / / / / \ ^ / / , k / BO \ bZ o i r I / /' / / 5ti l / / ,' �/ ;' _ _ - \ ► I / /l / / ' l l I I SHf�UB/SMAL>L I // Tf A� / �/� I s i �� \� �`� \�� `_ -� I,I m �m-FF-466 m5m m m m m m \ / m 'mwM/i mof m 'l / / m mi bw m ml� m m 1�m' m Immi mI16lold REFERENCE LINE- SHEET C2.2 CURVE TABLE CURVE RADIUS LENGTH TANGENT DEL TA CHORD BEARING CHORD Cl 429.51' 193.03' 98.17' 25°4457" N43°53'30"W 191.4V C2 241.77' 92.01 ' 46.57' 21 °48 22" S45 °5149 E 91.46' C3 235. 00' 100.28' 50. 91 ' 24 02657" S22044'11 E 99.52' C4 336.92' 102.97' 51.89' 17°30'39" N19016 03"W 102.57' C5 35.00' 45.38' 26.52' 74 ° 17'36" S9 °0721 "W 42.27' C6 736.93' 142.59' 71.52' 11 005'11 " S51 °48'40"W 142.37' C7 35.00' 68.61 ' 52.20' 112 ° 18 54 " N77037 07"W 58.14' C8 286.92' 54.55' 27.36' 10 °5337" N 16 °00'31 "W 54.47' C9 285.00' 121.61' 61.74' 24 02654" S22047'09"E 120.69' C10 291.77' 111.04' 56.20' 21 °48'19" S4505445"E 110.37' C 11 379.51 ' 218.90' 112.59' 33 002'53" N40 ° 17'31 "W 215.88' C� Lic. No. 0402048507 101 m E 0 N UU N � c >0 w Lu ~ U Q LL o ❑w0 m� oC YJ L m QJUco < J - uj Lu m C7 Lu It z 4- � O c X Q J oC CCLL ❑ Q :3 L,r) _ c N = U > � � Q c ul rn O N m a� CO J Z O z 0 d U In Lu � Z Z O z z Lu U U Z Z O O vu a a O O �� ca co Lu ,� DATE 3-26-2018 DRAWN BY 1. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE 1 "=20' z O HL� 1 \Q O z Lu L.L. z Q z O I -I J U) O z a O z � Q (D > 0 z � z Q O J O U W v � � z z F- H� W w z m Q w X w _I Q oC z w U TZ Q U U) w 30B NO. 40241 SHEET NO C2.1 N � �O -0O� o O z m0 22 02 c� E o -_ c a) c� w a_o c� 3 rn Z O N 2 Q �X F- °' 0 0 0 0 o •3 c m 0 a)o 0 U y � L (B 0 o 0 E _0 � C U o �0 �-0 U o c 0 � U c L ccn � o U 0_o N a) IY L ® STORM GRATE INL TE FIRE HYDRANT 0 WELL ® WATER VAUL T ❑s TRANSFOMER / ELECTRIC BOX O* LIGHT POLE GROUND LIGHT ® UTILITY VAULT OO UTILITYMANHOLE ® CLEAN OUT OO BOLLARD SIGN AC HVAC UNIT ❑T TELEPHONE PEDESTAL © CABLE PEDESTAL STEEP SLOPES -CRITICAL I I \ l \ DB. 1282, PG.430 w ` lRR / Ur 1 X 1 CONC. COLUMN I I l l C 2.1 p p � \ COLUMN ,� / ( / / I / I co I (TYP) LJ` // 11 / / I IRRPH BRIC PAVER RAIiE� / L l IIRR H Q \ J/ C / \ , \ I / l r TO BUILDING r �62. CO) Y I FOUNTAIN I - ® I / �o / \ \ \\ \ 1 I c� I ( \ \ 1 I ` SCALE 1"=20' \ \, 1 ) / I \ \ I I \ \ / I / ro CHILLED /Q r HOT -/n \ \ I v WATER WATER I I / 0 20 40 SEND/RETURN c SEND/ 3 STORY STUCCO I I \ 1 / � 1 \ I \ I N \ / \ ETURN m BUILDING- \ \` \-\ \ l \\ l �I / /z W/BASEMENT 4E/_ - \OFF=466.58 I�� \ \\ \ \\ \ \ \ \ \\ \\ \ \ \\ \ \ 1 \ \ ASPHALT \� \ / IRRIGATION I / 1 / , 1 I \\ \ B lCK\ I - \ _ \ \ \ \ ch \ d \ \ \\ \ pX \ j I `\ I / \ I / I\ I I 1 I I I ALL \ \ \ \ _ \ \ \ \ \ 00 \1kA\ I ' \ - \ - _\ / I \ / I III 1 l \I� \ - `` `\ \ \ \ Q \ 3 X3 CONC. PAD C/j = / I \ \ \ \ \ z \ ` \ 460 \ s X X l a l W/ RAIN BARREL c_ W\ ' / ro TO BUILDING \ \ I ( I X l BOX l D 1 X'1 CONC. COLUMN �\Q I / I �/ 1 1 1 \ \ \ -440 \\\ \ GP I I I ' / , �1� ' 1 ASPHALT\ -� \ \ \0 Cv \ c s&' / \ \ \ \ \ \ ` l I IRR HH 1 IBRACK WALL l/�lC�/ 0/CV ITOf�=45b.6 \ \ I I I I I \ IRRHH \\\ Epl 457•_ \ / f \\\ \\\\\\ /1 1\ \ UGP�� - / \ \ - - ) \ \ \ \\\ �y\\ \\ I/� ' 0 /r - // / / / I I \I - - VEHICL,E�'CHARGE PED GcA \ / \ \ l \ \ \ I / / / I I t \ \ y \ ` \ / I I 1e / TO BUILDING / / / a _ �\\l\ \\ s / I /• \ \ l\ \ ` FF (TILE)=452.62 co ELE IRRIH \ V 454 - - o II III II II IIII V \\ 1.5 SVC r�r y// BOAD \0� \ / / l - / , �EOI �I I I 1 I / bl \\ /i G(QLD /l l I Z ll / / - , ' 1 1 1\ \\ /X / .453 I / I E UTL \ / CRITICAL ° \/ \ \ I \ \ \ \ \ \ SLOPES (TYP.) / I �) I \ / st62\ O /// I,,I r / jp , / B ,G� \ ) l 1'X'1 C` C. CO ,� \� APPROX. LOCATION 30 �; x I I I �/ �/ "'/ // ' / / / / // lRR HH / / / - _ / , / I I I \ \ / I / I I I I I , ► , I I I I I \ \UTL \ \ VEPCO EASEMENT I SANITARYMH IRR H \lRZHH (LOCATION SCALED) TOP=452.54 / / c I I DB. 884, PG. 568 C/L BOTTOM=445.46 /l � 11 / / l / / � _ / ' / / / \ I I \ \ I / � / \ \ \ _ ► I � I I I I I I I I / I 1 , I r I INVERT NOT OBSERV Q 11 / / / / \ / /k I WIRES INSIDE /� \ \ 1 / /� // /BL CK WALL // /) ( 1 I \ I I I/ / 1 / 1 \\ / / I \ ,' / / / I / / / \ I I \ I , / / /I It COOLER `SyEO S 72" CONC PIPE' l S,54NlTARNMH / / / \ L / / / I TOP=4.98 \ � \ BELOW SURFj4CE 5 I / / I�\ , // / r89370 / Bqc / / UNAB E TO REMOVE LI (W/AIR VENTS) � / / , � D � STORd GRA TO=447.88 \\\ \ , / /l' \ - - -Tp\� \ \ l 1000T=444.68 O U T .449 / L 9 \ \ON \ / I1 I / / / \ / I / / I I I I I / - ' �1�PR¢X.l L/OG'`AT16N/30' 1OtA�I&MEN � 1% ' I /\ 1 t 44$' A1' / / ' /\/ I \ \ l 1 ' // // I I \ z- \ / A / / I �(LOCATIONSCALFD / .0f3. 884, RG. 568/ � =4431 \ \ ROCK WALL T G TOP# \ \ \ / % - -W �\ `� \ 1I�IERA - -1 - - \ r _ SIZE \ \/\\\ / / / - \ / - - STAMPED CONCRE 11 1, \ WV 7i� _ CO / i r ,o ` ' �\� �`0 CHANCES ^ /` \ \ / STORM G , - - - - - - - - r- _ - t -1 I f I _ / _� / A PL OC \ \\ 1 \ r440.9/1 / gyp\ `rF Ol S EL @DOOR=444.74 - r I /i / o° l / / / / , , / / I l / / /�`RlTICAZ I / \ \INV N�1--436.�6 \ \ � \ B \ TO BUILDING S ` / \ I 1 10� I ► ' / '/ / , / l 1 I I/ / /SLOPS (TYP-) \ \ 446 O \ii1tV\dUT=43'6.11 \ I 1 STORYBLOCK 4� / I i ' / I l `�'u T BUILDING 11 I¢ ^I I J� I / f / / lR \\ P \ \ TELE CROSS BOX FO QLD 1 I ROCK WALL #�qc-X--Comm ELEC TOP=443+ I \ \ \� ` METER I Q / I , o (C�iAI OR, Y LINK) \ \�\ �#64085DA 444 CATV FC _ Y (- 443 I l H D RAIL STE S INTO CENTUR / I 1 - ,I! - INK F.O CONDUIT \\\ G l _ _ / // 1 \ \ \ I O I I I\\ r \ o �\ - G �\ lRf�'� I // IRR HH \ / \ 1 1 Gc� TFMR ` \ �t \ \ A FOHH l \ \ H ---- - --- -- \\ CO VE SIO� / / L 1 \ I / _) , 1 \ \ \ \ I I I I I I I / / / / / 1 i / \ I / P�' \\ I \ _ 42' / CABI T #C j3 /- IRR C) 439' 1/ �0 \� /CDC \ \I ((TLC 1 I III r Q \ S (kR Q \ \ \ \ STAMPS ONCREFE I / / I I / �D` / I I / I \ -438 - S6° 1 / 1 , I I 1 1 I I I / ) ) I / I I / / / I _ \_9 V� IRR - - /� \\ \ ED - I- X 1 b I I I I I, / I I I , 1 I / i - - - HH - / E4t 43 \ �yJG I \\\\ �' \�'� \ I , I I 1 SANITARYMH / / R3� U &GT \ ® - _ - M \- - / \ \ \ TOP=437.98 �\ 31. INV IN =425.93 4 , / EOl I \ 11 INV OUT=425.69 r / / / / / / / / 1 I IIII 1 1 1 1 I / / I\ �� \ \ _ \ . \ \\O \ \ W -9Tj /- / / , /' / / / 1 1 1 I 1 1 1 I I / 1 \ STORM GRATE TOP=408.56 INV 1N=404.69 .G3\G\Gc�\�_/ ORM MA NOL \ c I r \ A \ \ / \ rt \ 1 APPROX LOCATION TOP=437.16 \ \ \ \ \ _ _ / j\ \\ _ 15' VEPCO EASEMENT r /, - / \ / \ ( ) , \ // 1 \ DB. 1147, PG. 675 / ' / ' 43 INV IN E-431.41 \ \ \ 1 � TO.. \ \ \ \ \ \\ INV IN(N=429.38 / �� - \ _ 1- - _ _ \ / / / / / 430 \BU/ LDING INV OUT 9.37 I \\\ - - / _ O I _ 1_ _ - \ \ 429- \ \ _ AY2PR9X. LOCAT 15' / __- � \ \ ,o _ � j / l/G,T C>� _ �11 - \ STORM SEWE�? E, E/41 / yfi / / / \ \ cy / ' � %'C t'I ` - - _ _ \ / 1 _ _ \ CQIVCRETE-PAD_ I C' \\, _ \' \ LOCH IOIG S aLED -- _ _ .'��\ O \ _-- - \ \, DB.1282, G.43(Y ' /� / 1 I _ \GiG'P 'P� \ ` \ I \\\ \G, 438� % S \ \ \ \ ' �1 , \ 1 \ \ \ - -� - -� �' '/ / / /' / ' / '' k�0 % / �' / /// I I \ \ �' ( OODENSTATUE _ - \ 'L \ \ \\\ \ $' _ / / / 1 \ 1 \ V \ \ 1 _ 31' \\\ \ \ - � /�' � �/ / / , r \ \�� III I ONG �� 1 _ / I , - - / / / �' APPRfJX. OCq. TION/ - \\,,COMMUDcIICATION�'EASEMENT '� 2'PAVERS / , - - \ \\ PL%\ \ Q�Q a \ c `� / \\�-o /I / �/ ' / / D 46 PC�103/ / S65 \ \ lR G \ B \ I z j / l i 25' ,9ETBA2 429 UMN OL J ---__`____ / O / WOOD GAZEBO \ \ \ \ \ \ ) \ -A \ 4' WOOD FENCE 'clr/ , N \ \ \\ \_ \ \ G, j \ STORM\GRATE It M � \� \ \ - d\ - \ TOP=43 )I.92 �' \ \ \S \ INV IN=42'7.02-------'--,___--------__ \ \ \ -� \\ INVOUT4g6.74 COBBLESTONE BAND - \\----_-------'____---_M l _ 0. \ \ REFERENCE LINE- SHEET C2.1 \,' I �' / _ _ _ _// ICV�IC \/ /6, / 1 / _ -IRR l� /co HH J / - - I I IRR HH / % r j \ 0' S I'rA 0 SEWER /RR �l E,4S�MEIVT 82, PG 430 I , 0 64 \ � /--,- / �� /l J BOXI ? I l / - /�/ fk53 / / / / / , I FF=466.52 \ / -' - / Q / / // / / / // / / / ASPHALTco BOX BOX \ I ~ lZ // I \ / / ► / / / / / / /, % / I / / I / - / ' / / / / / / B4X O/ \ B X \ \ J I \ ` /RR/G'q T/O /'� B s �'qlK - Q \ \ UTL`` O s O s L� / TO BUILDING \` JOINT PARKING UT 1 \ L -T / \ �\ ACCESS EASEMENT CURVE TABLE CURVE RADIUS LENGTH TANGENT DELTA CHORD BEARING CHORD CI 429.51 ' 193.03' 98.17' 25°44 57" N43 °53'30"W 191.4 1' C2 241. 77' 92. 01 ' 46. 57' 2104822" S45 °51 '49 "E 91. 46' C3 235.00' 100.28' 50.91 ' 24 02657" S22°44'11 "E 99.52' C4 336.92' 102.97' 51.89' 17030'39" N19016'03"W 102.57' C5 35.00' 45.38' 26.52' 74 ° 1736" S9 °0721 "W 42.27' C6 736.93' 142.59' 71.52' 11,05,11 " S51 °48'40"W 142.37' C7 35.00' 68.61' 52.20' 112°18'54" N77°37'07"W 58.14' C8 286.92' 54.55' 27.36' 10 °5337" N 16 °00'31 "W 54.47' C9 285.00' 121.61' 61.74' 24 °2654" S22°47'09'E 120.69' CIO 291.77' 111.04' 56.20' 21 °48'19" S45 °54'45' E 110.37' C 11 379.51 ' 218.90' 112.59' 33 °02'53" N40 ° 17'31 "W 215.88' 1 1_, CRATGW J. XOT-ARS M .Lice No. 0402048507 ZONAL M E 0 N OU N � > � w Lu ~ U Q LL o U. Lw0 M� OC Lu = Qo_ J Q.,c0 Lu J - Lj H a rj 0) (A o C7 W 3:O x Q J � oC � Qj o Q : Ln _ C N = U uj > Lr) � Q c U) O rnN M a� 00 J z O a U (n w 0 Z Z O Luw Lu O O Z Z O O a a O O cl� ck� ca co W C, DATE 3-26-2018 DRAWN BY 1. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE 1 "=20' z O I -I Q O z Lw L.L. z Q z O H� J U) O z a O z � Q (D > 0 z � z Q O J O U W v c z H� W w z m Q w X w L`L 1 z w U TZ E� U) w 30B NO. 40241 SHEET NO. C2.2 N � �O -0O� oCL O z O 22 02 c� E o c o c� (n a_ 0 U 3 U) z O aNi Q x o 0 o O 0-- O '3 a c m 0 O U yL n L � (B 0 o 0 E _0 7 O U (6 O �_0 m� U O E U) 0 U) O U c L c (B O cn O U n o N a) ZE a--. F- L SCALE 1 "=20' I ! \ \ \X ----------------- 14tl 0 �G o \ \ \ REMOVE PORTION \\ \\ ° \ \ \ \\ \\ OF 15 RCP ✓ / i, ' i CRITICAL CjGP Q� ° GQ �0 SLOPES (TYP.) / /, 1 PP� ( ` / ,/// 0 0 REMOVE ' QA�✓ - / ! i / // l \ I /1 \ \ \\ l STORM GRA\TE \\ , TOP=437.27 INV IN=4270 �\ \ ° \ O� INV OUT=426.9 \ \ O \ \ t\2i \ I \ \ \ \\\C)L/ REMOVE ff \\ \ I \ \ \ \ \\-oSTORM \ \ I \ \ \ 0 / REMOVE CON(. PAD �I STUCCO WALL \ ��9 \\ m TOP=438.68 RE 6CAAE GREASF- TA / I \ \ \ \\ REMOVE VEGETATION INV IN=432.54 _ - \ ` - INV OUT=432.53 \ \ \ \ \ \ CONCRETE PAD f AROUND ENERGY PLANT _ \\ \ REMOVE \\ \ /— LIMITS OF .� 1.51W \\ \ \ \ \ IC \ \ / / \ \ RELOCATE AIIR VENT. REFER TO COBBLESTONE\\ ` S SURVEY \ \ \ \ \ REMOVE \\ E \ \ CRITICAL \ \ \ MECHANICAL,/PLANS. 2.5'WAIR EDGING ' \ \ \ \ \ \ \ SLOPES (TYP.) \ \ \ �GiG \ / �R-PGP'2 \ \ \ VENT REMOVE PORTION P �t \ \ \ \ U �/ �/ �Q� PRE /\ ` \ /\ \ OF RCP \ \ \ 1 \ \ \ \ \ / / BOX k<EN��/E PORTION \ \ / OF N' nN,C. DUB s \0� o ' �\ O — _ _ _ _ -ASPHALT \ / / � /OI \ \ `TO B IDNG /� VERs UGP— — — \ \ \ v / ] �Q\ Q� / / ' SAWCUT Q GQ _ j� — UGP— \ \ \ \ lVJ / / GO \\ ASPHAL o .4S TC 0\ g'(0R BUILDING \ p IZ i 1APL � I \ \ ��g.33 G �O j ROCK WALL \ IRR P �� HH \ /- p0 \ \ \ \ Il ROCK WALL lo\ 6k7 44� EXIST. BUILDING /\/PHALT /� -\ TO REMAIN GIQ� \ �\ /\\ \ \ I \ \ \ \\ \\ /\Q\ O , J � CO ET TO \ \ I \ I I I I / ` SL °/ ,�dUILDING \ �� `� \ �\ \� �\ \\ G \ \ \ �P� , I \ \ \BWCK WALL o \ / \ \ , �S Q / 1 \ \� \ ASH I� ! l \ �� -451. 8 \ \ \ - \ \ GP / / , _ OCK bQ/A \\� -BED_ ` `\ CONC PAVERS- \ \0NC - - / O -- BUILD G \ \ CK-WALK \ \\ ?J \ \\\ \ \\\ \ \ I I ---- \ /CV SL /z ROC WA\LL / o ° TOP= 1.5¢ Ga\ _ _ \ STORM V449- - _ \ \\ \ - , \ l TOP=451.88 INV IN=442.75 TO INV OUT=436.40 l \ < \ ) UILD/NG AS AL T R5 \\\ \ \\\ CHILLED WATER 00 0 Q z LEGEND: REMOVE HARDSCAPE REMOVE BUILDING REMOVE TREE _------- SAW CUT LIMITS OF DISTURBANCE \ -450 \ �� / \\\ �\ \ SEND/RETURN - c / ' \\ \ \ c FF (TILE)=452.42 / IRR /' \ \ \/ STORY STUCCO ! / o / \ HH �- - - 5\ BUILDING ASPHALT TO UILDING W/BASEMENT /, CON �5 A '� 5� c \ � C / L�OL i \ 01 1 z I ASPHALT o / I/ \ c/ \ / m STAMPED CONCRETE \ \ \ \ \ \ \ 1 \ \ \ / I Z� , 452 _ _ l SHRUB/FLOWER BED / Q - 1 // ` 0 P \ IRR \\\ \ \ \ \ \ \ \ \ ` _ _ ®VIb,SYAII�P�D X r � �/ ' I � � C\� / Q�G• HH \0 MOVE PORTION OF \ \ \ \ \ r \ �, \j V _G \� \ \ \C t� PO L / 1 / , \ 0 / I G�\ \ `O ' .- \ ` \ \ \\ \\ B ILDING (SEE ARCH ' \\ • � \� \ 1 I D� ' / \ \\ PpLANS) _/ L \ /I I / / / \ / / S IRR ` - , \ \ \�\ �' FF(WOUG \ / 145 ` _ p I HH / \\ �\ =466.0900 \ \ \ \ \ \ I 10 0 00 STORM GRATE ASPHALT / - BRICK ALK \ t� \ TOP=451.25 4 \ \ \ \\\ \ C/L /NV=448.9 c E / o i - o Z \ / - - /JOINT PARKING \ _ ��e.—UB/SMAL \ \\ \ \\\\\ (CANNOT OBSERVI P & ACCESS EASEMENT � EA \ A* EX. \\\ \ PIPE INVERTS) \ \ \ \ \ ` \ ` \ \ \ \ \ — — \ , / / / / / ` o bL C V\( LL <` F ��R APPROX. LOCATION \ \ \ ` \ ` IRR \ DB. 9282, PG.430 / � � �- � - / '� \ \ � P�Q G / o HH 20' UTILITY EASEMENT \ \ \ / / o / DB. 1282, PG. 430 REM \VEGLTA I\ON` lC ® /� \\ WV �`\ cP� - \ �,\�\ \ \ \ \ \ 0 1 1 I AFL G , _ _ _ _ \ y \ \ j�R"' \ \ \ \ \ \ \ \ 1 ► 1\ _ \ \1 P 0 —o— ' \� \ \\\ \\ ` �\ / REMO��X \ \ `\ \ „\ ` \ \ \ \ \ \ \ \ \ 1 \ \ O \ -� o / ( \ \ \ \ u \\\ FEE E-EX. \ / T ASPHALT R44EEt A V \ \�-\\ \ I�ig2lTE EPJ �'\ `1R� /COBBLESTONE-41 1 / 55 S VET �4 ` / CURB (TYP) / \ \ / \ \ \Q 6 / \ \CIO AS�O T BIP1 Cf \ \ / o EMp \ \ \ `\ / /� \ \ \ \ \ \ `� \ \ \ \ \ / �EM�I I \ I \ QCIf�S \ \ \ \ \ \ \� \ \ \ \ \ \ \ \ \ r _ \ 4J / / q / — o p6k / SL / / I �� REMOV / \ ` SHRUB/ LO�/VER BED\ \ \ s \ \ \ \ �\\\ \dam. SHRUBS ' - \\ \ \ _ \� \ \ \ \ \ \ \ `\' \ ��\ �R\ \ \ \ / \ \ \ HH \ ASPHALT / \ I ° REMO 18 ! J , �� EX. SITE LIGHTING REMOVE PORTIOIR N \ H \OF IRRIGATION LINE� R/0o (b /GPN 0 , _ REMOVE (8) EX. UlL�ING I SITE LIGHTING ° \\ ` \ \ \ \ \\ \\ \ \\ \\ \ \\ \\ \ \ \\ \ \ \ \ \I II( / / II I / 1I ! II / ► I! \ \ \ \ \ l \ \ \ \ \I - \ \\ \ o G I \ I \ \ \\ \ \ \ I I 11 1 ► \ REMOVE EX. BRIC D' 1 W PAVERS ANGRAV RIGATION / / UGP� UGP--c ( / / �/ Q�/ / \ SAkOP�45 .90 _/ / / r�`L 1 / \ O// I r JUGP I / / , / / R , I ! I I '� POOL / X I IIN4/1N--446.731 m r \� \ / / ' ' �� i w� / l�V UT=432.66 / G'o /ABANDONED Q o \/r �\ , �C�V JOINT PKING �)I , ' l / �I4 Bl/ r /4 DB. 1282, PG.430ACCESS EASEMENT A� III / / l II I I II II I 1 � I► II II II \1/\ Irl I r - ` / �\I / 1I /1 f 1I/II!I l // ! / I /I!I II I II I \ \ - I I l /CVO/CI' \ / / b , _ - 7RR HH \ / it \ 0 S ITARY/SE ER l /� COB STONE \ \ c IRR HH I IRR HH I /( \ / ICVMEAIT � / I r I Il I / l _---__ �f \ \ / // / 82SPG430 ° q \ � � /� � � - � � \ \/ / " / / BOX! / I /- I/ % /,' / ' /-� / / / / / / �o BO \ \ 1 c) / /\ / / _ I I I v o / r / / / 6 / / ! / / / / / - - \ I ( ! I SHAWB/SMAL>L FF-466.52 � I m�mmm 'gym mmm fir■ m m mmmmm'm�m mm-lGmmmmmmm m mNEI-wwr-m/mi /r■/mml' ' % "imM/ ��'�NEIIIIIII06 ink ski immmmmmmmmI REFERENCE LINE- SHEET C2.4 ` C p C) CRAIGW J.Kaf.ARSKI Lic. No. 0402045507 0 8/21/18 �� 7OIIAT, m E O M O N � > E Lu E Lu < LL LL O Ow0 rLo� cl� Lu L m Q0_ J U o° Lu J — p[ ; O Ccl-'J W C:) N z � � ry) �X LL- u') 2 N = U j Ln Q - c U) rn O N V m a� CO J z 0 a U U) Lu � Z Z O U-j U-j Lu U U Z Z OO OO ck� ck� Lu ca DATE 3-26-2018 DRAWN BY J. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE 1 "=20' z O H� \Q O z uj LL 0 z Q z O I --I I --I J O Q z ;> z Q LV J 0 � � z � p QO U w J � � O V w W Lu m C) za Lu Q z W U Q U 1� Lu JOB NO. 40241 SHEET NO. C2.3 0 c 0 a) U a� 0 c� 0 a a c c� 0 a) 0 c m co v- cu 0_ 0 am 0 3 c -0a QO o O CL 2 Z oo 0 c o -0 0 c o d 0 0 U) zU) Oa) �Q g x CD ,� a' o_ � 3 a) 0 o :' 0-0' c aa) .o � U a) as 0 o L o 7 C U o o E u o 0 }. U C N a3 0 N 0 U c� n o �a) L REFERENCE LINE SHEET C2 3 co m U 0 N N 00 c 0 0 a 3 z 0 0 w 0 M N cu 0 U CD 0 YI Y v N O M I Q _� i \/ 'ccr - - ' ' _ I / — tRR HH I \ / , \ \ / , //d b� /l l /co � IRR HH - I IRR HH / / r r j \ 0 S ITARYiSEWER I / l( EAS EDIT / / / ► I l / �/ / / /J , / I \ I 1 1 I I o \ /' I�---__-`// 82, G/430 J/ / / / l // / / sy' J BOXI I �gA / , - - / \ ,� / / / 3 / / / 1 co 9i go FF=466.52It ASPHALT / l \ / I / I�l � co, l / l / / l / // l // , I I / �S\ BOX � / � I 1 / \ / / / ` \ BOX\ Il l/ l / ► / / / / / / / ' / I I I / , / , / / / / ICV/0 B X \ \\ � \\ \ / s❑ ' � l � Z ` l / \\ / l l l / r / IIII / / , /l / 1 / / / 1 / / / I I / It , l r / / / / l / o / / / / / l l / / I C2.3 /G4T/01v s s — l TO BUILDING i� / /1 l I 1111 11 I I l/ ,/ ,/ l 1 /I // l I `b , / , I 1 1 / / / / \ \\\ JOINT PARKING \ 1 � � ` TL \\ ACCESS EASEMENT \ \ l \ \ DB. 1282, PG.430 w Co ` IRR l , E/ UGP� 1 X'1 CONC. COLUMN / ❑s < 1 / / I I c I l/ I IIII/r,,� I I I I I I I I l l l I l l! / lRR H f / 1/ l IIRR H / I 1 I / �s\ BRIC PAVER \ I � C �� \ � `\ \ \ J \► \\ _ I i I \ TO BUILDING /_ I l l I I I 1 /\ I \ \ \ \ ' I I I / \� I 1 I I I I \ ` I FOUNTAIN 1 _ , I I l / I I ` \ \ �62. ' m CHILLED I HOT — \ WATER /�, / \ l \ WATER I \ - SEND/RETURN r c SEND/ 3 STORY STUCCO ETURN m BUILDING I / 1 / I I I \ IhII I \ \ \ \ \ \ -46> _ \ �\ \ \ �I I , W/BASEMENT i / `% JI I I'►( II \ \ \\ \ \ \ \ \ - - - , \ \ `\ \ \ I\ \\ \\ FF-- 466.58 \ ` ASPHALT I \ I / IRRIGATION / 1 / 1 / I 1 I I \� \` B lCK\ \ d \ \ \\ \ pX �,� I \ \ I / \ I / 1\ 1 I I I I I ALL 3X3'CONC. PAD \ \ 460 s X I l _ W/ RAIN BARREL co TO BUILDING \ \ \ I ( PX II j BOX 1 X 1 CONC. COLUMN 1 / I / / 1 1 \ \ \ \ \ - 440 ASPHALT'- -, \ \ \ \ V1G I I CV IRR HH Et l l \ I IBRACK WALL ITOP=45h.6 \ \ \ OI \ \ 457• _ \ ' I \\ \\\ \\ \ !\ \I IRR HH L I /lCV lCV// UGP� \'Orr / VEHICLE'CHARGE PED GGA \ / ` \ \ r \ \ \ / , / / I I i — �\ `\\\\A\\I'\\ \ i �""P;I�; \ \\ � \ \ \ \\ \ ,/r TO BUILDING / � �, I � L \ \ \/ / / I d• s / ,. \! , , _ \ \ \� \ \ \\ \\ \1 \ \ / /FF (TILE)=452.62 ' / / /' I () �� \ I \1 / // \► I I I 1 / /I / / I I �O \-456 / \ \ 1,/\\\ II1j I\ /� // / � \ _- 454- o I/ II I IIII I / \ / ��// ELE IRR lH \ GA I I \ \ / -P'-N� ram` I I I I I f%VV 1.5 SVC ( Ba D \ _ \ \ - EOI l / // / J �� \0 G / , / .- �I I I 1 1 bl '\\ / G(QLD t53 �l O/k`tOI/ UTL G\/ I w I a I \i \ \CRITICAL )PF.S /TVP I I .I ►i \ l�' r REMOVE R OVE 1X'1C. CO II /\ SANITARY IPPROXq OCA TION 30' \ EASE TRAP IRR �/ MANHOLD UT, VEPCO EASEMENT / oo SAN/TARYMH IRR H VIRRHH (LOCATION SCALED) \ II I IIIII I ' I TOP=452.54 DB. 884, PG. 568 r I I l \ \ l r l l l 11 / 1 \\ l l / IN/VER�NO�OBSER G //� WIRES INSIDE ''��Q��\�ic a \/ /\ I\ - - \ \ 1 \\-- \- -�Z\\/ I ' ,l / (IYI i \-N/� '�/\ '/' � /i///' / \ \ \ cS ♦♦ `♦ ♦ ♦/ : ` ♦ / l l/ I - l,/� r / '1 / /Il / /I�l // / c)EMOVE REMOVEREMOVE \/BL CKWALL REtiOV COOLER s 72" CONC PIPE SANITARY/MH o,' \•`- \\\\\\ `\ / J / ;I , I / I 1I I I 1 II , , 1 1/ / / /I/ // / / /I / //II / l / I / I /II I / I l ' /j / / / I / l l 1/l \ 1 / f / ' / \ BELOW SURFACE / r� / TOP=45,0.8937/98 , / / / 1 I I I =� / / , \ cry / / UNABLE TO REMOVE LID \ STORM'GRA (W/AlR VENTS) / TOE'=447.88 - - - \ \ i / - 'Tp\\ REMOVE EX BRICK I / / / / , / I JGOUT=444.68 , `\\ �-` T REMOVE EX STEPS - r SIDEWALK ' / / / \ O UT OO -/ - ' ' AND GRAVEL PATH \ / \ , REMOVE EX. SMALL I RlS / / \ \ O I "'Awl / / /\ON \ TREES AND SHRUB tl /�$ , �/ / \ / \ I / / / / I I I , X. L G'`ATl6 30' / / 2LR/SE /\ - p I ' / ♦ / /\ I \ I I / / IIII / ' / VFPPO, EA, 4 gNT / \/ , \, � `� / p`�\ \ \\- T = ` _I ; ` 1 / \ \ I I / / / I / I / / \ � (LOCATION,S�CALOD RE - 'i - '� \ \ , Y 1- 1- - / \ 1 ` I / % I I / - af3. /884 R,G. 5168/ / 445 p ` - \ \ - _ ,q- 1 / ® / r / r \ I '/ fo-( N N I _ \ ,^1\ -I 1 I 010 , I I I , / / REMOVE SECTION OF \ EASEMENT \�\�\ % \ I;� \ \\\ / `\ �\ I RE VE\\ REMOVE WATER AND VALVE TO E CONNECTION WITH MAIN LINE. \ `\`\ /� l --W{�?l�) /� ►I �1I�IER,4 SIZEvn `A - / /% r VEPCO EASEMENT o�\� �� CHANCES ^ \ / S TO BE ABANDONED /, / I I / III l \\ \-440.9/l \ a0 _ / / J l l , r✓`RlTICAZ APL OC \\ I I (�0\ I \� EL @DOOR-444.74 - I / / �� / / / / I l I INV = �6 Ol i ♦ / / l \ \' B \ TO BUILDING REMOVE I I �l / ' ' l / \ l / I / / / SLOPS (TYI�.) 44 � �\ 1 STORYBLOCK \ \ ��, \ _ - \ I T \ \ \ T BUILDING 1 I I // I I I ♦ / / / I / / / / / / / , r / / / / / / / \ \ \ \ \ ` COORDINATE RELOCATION OR REMOVAL �k J \ \ _ O �� REMOVE REMOVE J \ a AND REPLACEMENT OF TRANSFORMER / / I \ \ \ iELE CROSS BOX FO(QLD) AND ASSOCIATED UGP WITH ELECTRICAL �,� CKWALL \\ / -�� - - \ - #3390-X-COMM ELEC 1 w I REMOVE ' I / , / ' ' ' / / , ' / ' / / / / / 1 ENGINEER. 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GRAVEL AREA /� ��0 // I I \ \ 1 11 I j` �I I r / , Gj \ \ I I I 1 ► I / 1 E01 \ \ 0 G \ \ /ti 1 SANITARYMH Ci \ - HH / 437 \ \ \ J \ \ REMOVE�3 cT ® _ _ - _ � �- \ I UG \\ M \ \ c \\\ \ \ BOLLARD INV IN=425.93 / / -436/ ' EOl /POWER\ \r�•� \ 1 INV OUT=425.69 / / / 0 / GAS L.WE.\ \ 1►\ �i, R'G,q� \ I \ 1 I _ I EASEMENT TO STORM GRATE BE VACATED ♦ TOP=408/ / I \ \ \ GT ! \ \ \ r .56 INV IN=404.69 16 TILL\�_/ ORM MANOL \ c \ �SAPPE \ \ \ \ \ , p"� q � I / // \ 1 APPROX LOCgPION r v , \ \ \ \, TOP _437.16 \ \ - _ / _ 15' VEPCO EASEMENT / / l / / - 1 1 \ \ �\ / I , / \ ABA O N Ems\ AC \ \ \\ \ lNV IN E-431.41 \ \ �� / / 1 / / / / / / /' "431 / / 1 I \ \ \ \ ,N _ - _ \ \ �' (�) \ \ \ / \ 1 - \ DB. 1147, PG. 675 / / / / / / / \ \ 1 \ \ \ \ \ \ \ ' /' w \ / ' \ -BUILDING \ \ \ \ \ �\ INV IN(NM=429.38 / \\\ - _ / ®1_ - - _ \ / / / / / / // // / / 430 / l l J 1 \ \ \ \ \ \ \ /— / pI , 'J \ 1 \ \ \ \ \ INV OUT �9.37 I \`\ / 1 -1- - _ _ ` / / _ 429- �' / / I \�\ \ \ \ / ,' / / / \ \ \ G� I \ \ 1 1 ARPROX. 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Kaf.ARSKI Lic. No. 0402048507 .�01 IA�. M E 0 N � > E Lu (, .;_ = Q LL 6 LU O r cl� Lu I-- M Qo_ J U 00 LuJ— —� ��o� WO N z �x O < Q u') 2 N = U > Ln � Q - c U) rn O N V Q M a� Co J z O rl U Lu � O Z Z Lu Lu Lu U U z z O O Lu Lu � � Lu ca DATE 3-26-2018 DRAWN BY J. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE 1 "=20' z O I --I \Q O z uj L.L 0 z Q z O I --I J O Q z � z Q LV J 0 � � z � p QO U w J (^Q O V w W W m 0 za Lu Q z Lu U J Q U I� Lu JOB NO. 40241 SHEET NO. C2Id 0 c 0 ai U a� 0 c� U) 0 a a c c� 0 0 co V_ ca a `0 am 0 3 c -a �O o O U) (DO 0 c o 0 c o d U U � U) Z U) O m � Q g x F� ,-- a' o oO O o ate' U � aa) •o O U a) y c o 0 0 7 r- U Co O 0 0 0 } a3 U C N a3 c N O � U c� n o E L EROSION AND SEDIMENT CONTROL NARRATIVE MINIMUM STANDARDS: PROJECT DESCRIPTION THIS PROJECT INCLUDES THE DEMOLITION OF EXISTING STRUCTURES, CONSTRUCTION OF A CENTRAL ENERGY PLANT, AND ASSOCIATED UTILITIES. LIMITS OF CLEARING AND GRADING AREA OF 2.86 ACRES. AN EROSION AND SEDIMENT CONTROL PROGRAM ADOPTED BY A DISTRICT OR LOCALITY MUST BE CONSISTENT WITH THE FOLLOWING CRITERIA, TECHNIQUES AND METHODS: ADJACENT PROPERTY MS-1. PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS THE NORTHERN PROPERTY LINE IS BOUND BY KESWICK RD AND KESWICK HUNT CLUB. THE EASTERN REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS PROPERTY LINE IS BOUND BY THE KESWICK GOLF COURSE. THE SOUTHERN PROPERTY LINE IS BOUND BY THE THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT FOR LONGER THAN 14 DAYS. PERMANENT STABILIZATION SHALL BE KESWICK GOLF COURSE AND SINGLE FAMILY RESIDENTIAL HOMES. THE WESTERN PROPERTY LINE IS BOUND APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE THAN ONE YEAR. BY SINGLE FAMILY RESIDENTIAL HOMES. MS-2. DURING CONSTRUCTION OF THE PROJECT, SOIL STOCKPILES AND BORROW AREAS SHALL BE STABILIZED OR PROTECTED WITH SEDIMENT TRAPPING MEASURES. THE APPLICANT IS RESPONSIBLE FOR THE TEMPORARY PROTECTION AND PERMANENT STABILIZATION EXISTING SITE CONDITIONS OF ALL SOIL STOCKPILES ON SITE AS WELL AS BORROW AREAS AND SOIL INTENTIONALLY TRANSPORTED FROM THE PROJECT SITE. THE SITE IS CURRENTLY THE LOCATION OF THE KESWICK HALL AND GOLF CLUB. MS-3. A PERMANENT VEGETATIVE COVER SHALL BE ESTABLISHED ON DENUDED AREAS NOT OTHERWISE PERMANENTLY STABILIZED. PERMANENT VEGETATION SHALL NOT BE CONSIDERED ESTABLISHED UNTIL A GROUND COVER IS ACHIEVED THAT IS UNIFORM, MATURE OFF -SITE AREAS ENOUGH TO SURVIVE AND WILL INHIBIT EROSION. NO OFF -SITE AREAS WILL BE IMPACTED. MS-4. SEDIMENT TRAPS, PERIMETER DIKES, SEDIMENT BARRIERS AND OTHER MEASURES INTENDED TO TRAP SEDIMENT SHALL BE CONSTRUCTED AS A FIRST STEP IN ANY LAND -DISTURBING ACTIVITY AND SHALL BE MADE FUNCTIONAL BEFORE UPSLOPE LAND CRITICAL EROSION AREAS DISTURBANCE TAKES PLACE. ALL CRITICAL SLOPES ARE SHOWN ON PLAN SHEETS C2.1 & C2.2 MS-5. STABILIZATION MEASURES SHALL BE APPLIED TO EARTHEN STRUCTURES SUCH AS DAMS, DIKES AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION. EROSION AND SEDIMENT CONTROL MEASURES MS-6. SEDIMENT TRAPS SHALL BE DESIGNED AND CONSTRUCTED BASED UPON THE TOTAL DRAINAGE AREA TO BE SERVED BY THE TRAP. UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL A. THE MINIMUM STORAGE CAPACITY OF A SEDIMENT TRAP SHALL BE 134 CUBIC YARDS PER ACRE OF DRAINAGE AREA AND THE TRAP PRACTICES SHALL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SHALL ONLY CONTROL DRAINAGE AREAS LESS THAN THREE ACRES. SPECIFICATIONS OF THE CURRENT ADDITION OF THE VIRGINIA EROSION AND SEDIMENT CONTROL MS-7. CUT AND FILL SLOPES SHALL BE DESIGNED AND CONSTRUCTED IN A MANNER THAT WILL MINIMIZE EROSION. SLOPES THAT ARE FOUND HANDBOOK. THE MINIMUM STANDARDS OF THE VESCH SHALL BE ADHERED TO UNLESS OTHERWISE WAIVED TO BE ERODING EXCESSIVELY WITHIN ONE YEAR OF PERMANENT STABILIZATION SHALL BE PROVIDED WITH ADDITIONAL SLOPE OR APPROVED BY A VARIANCE BY LOCAL AUTHORITIES HAVING JURISDICTION. STABILIZING MEASURES UNTIL THE PROBLEM IS CORRECTED. MS-8. CONCENTRATED RUNOFF SHALL NOT FLOW DOWN CUT OR FILL SLOPES UNLESS CONTAINED WITHIN AN ADEQUATE TEMPORARY OR STORMWATER RUNOFF CONSIDERATIONS PERMANENT CHANNEL, FLUME OR SLOPE DRAIN STRUCTURE. BIORETENTION FACILITIES WILL BE USED TO TREAT STORMWATER FOR QUALITY. BIORETENTION FACILITIES MS-9. WHENEVER WATER SEEPS FROM A SLOPE FACE, ADEQUATE DRAINAGE OR OTHER PROTECTION SHALL BE PROVIDED. AND UNDERGROUND STORAGE PIPES WILL BE USED TO CONTROL OFFSITE RUNOFF. MS-10. ALL STORM SEWER INLETS THAT ARE MADE OPERABLE DURING CONSTRUCTION SHALL BE PROTECTED SO THAT SEDIMENT -LADEN WATER CANNOT ENTER THE CONVEYANCE SYSTEM WITHOUT FIRST BEING FILTERED OR OTHERWISE TREATED TO REMOVE SEDIMENT. STORMWATER RUNOFF CONSIDERATIONS MS-11. BEFORE NEWLY CONSTRUCTED STORMWATER CONVEYANCE CHANNELS OR PIPES ARE MADE OPERATIONAL, ADEQUATE OUTLET ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE MAINTAINED IN ACCORDANCE WITH VESCH AND PROTECTION AND ANY REQUIRED TEMPORARY OR PERMANENT CHANNEL LINING SHALL BE INSTALLED IN BOTH THE CONVEYANCE THE CONSTRUCTION SEQUENCE, INCLUDING THE INSPECTION OF ALL MEASURES AFTER ALL RAIN EVENTS. CHANNEL AND RECEIVING CHANNEL. MS-12. WHEN WORK IN A LIVE WATERCOURSE IS PERFORMED PRECAUTIONS SHALL BE TAKEN TO MINIMIZE ENCROACHMENT CONTROL STRUCTURAL PRACTICES: SEDIMENT TRANSPORT AND STABILIZE THE WORK AREA TO THE GREATEST EXTENT POSSIBLE DURING CONSTRUCTION. NONERODIBLE 1. TEMPORARY CONSTRUCTION ENTRANCE - 3.02 A TEMPORARY CONSTRUCTION ENTRANCE SHALL BE MATERIAL SHALL BE USED FOR THE CONSTRUCTION OF CAUSEWAYS AND COFFERDAMS. EARTHEN FILL MAY BE USED FOR THESE PROVIDED AT THE LOCATION INDICATED ON THE PLANS. IT IS IMPERATIVE THAT THIS MEASURE BE STRUCTURES IF ARMORED BY NONERODIBLE COVER MATERIALS. MAINTAINED THROUGHOUT CONSTRUCTION. ITS PURPOSE IS TO REDUCE THE AMOUNT OF MUD MS-13. WHEN A LIVE WATERCOURSE MUST BE CROSSED BY CONSTRUCTION VEHICLES MORE THAN TWICE IN ANY SIX-MONTH PERIOD, A TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF. TEMPORARY VEHICULAR STREAM CROSSING CONSTRUCTED OF NONERODIBLE MATERIAL SHALL BE PROVIDED. 2. SILT FENCE BARRIER - 3.05 SILT FENCE SEDIMENT BARRIERS SHAL L BE INSTALLED DOWNSLOPE OF MS-14. ALL APPLICABLE FEDERAL, STATE AND LOCAL REGULATIONS PERTAINING TO WORKING IN OR CROSSING LIVE WATERCOURSES SHALL BE AREAS WITH MINIMAL GRADES TO FILTER SEDIMENT -LADEN RUNOFF FROM SHEET FLOW AS INDICATED. MET. ITS PURPOSE IS TO INTERCEPT SMALL AMOUNTS OF SEDIMENT FROM DISTURBED AREAS AND PREVENT MS-15. THE BED AND BANKS OF A WATERCOURSE SHALL BE STABILIZED IMMEDIATELY AFTER WORK IN THE WATERCOURSE IS COMPLETED. SEDIMENT FROM LEAVING THE SITE. MS-16. UNDERGROUND UTILITY LINES SHALL BE INSTALLED IN ACCORDANCE WITH THE FOLLOWING STANDARDS IN ADDITION TO OTHER 3. STORM DRAIN INLET PROTECTION - 3.07 STONE FILTERS SHALL BE PLACED AT THE INLET OF ALL APPLICABLE CRITERIA: DRAINAGE STRUCTURES AS INDICATED ON PLANS. ITS PURPOSE IS TO PREVENT SEDIMENT FROM A. NO MORE THAN 500 LINEAR FEET OF TRENCH MAY BE OPENED AT ONE TIME. ENTERING THE STORM DRAINAGE SYSTEM PRIOR TO PERMANENT STABILIZATION. B. EXCAVATED MATERIAL SHALL BE PLACED ON THE UPHILL SIDE OF TRENCHES. 4. DIVERSION DIKE - 3.09 A RIDGE OF COMPACTED SOIL CONSTRUCTED AT THE TOP OR BASE OF A C. EFFLUENT FROM DEWATERING OPERATIONS SHALL BE FILTERED OR PASSED THROUGH AN APPROVED SEDIMENT TRAPPING DEVICE, SLOPING DISTURBED AREA WHICH DIVERTS OFF -SITE RUNOFF AWAY FROM UNPROTECTED SLOPES AND OR BOTH, AND DISCHARGED IN A MANNER THAT DOES NOT ADVERSELY AFFECT FLOWING STREAMS OR OFF -SITE PROPERTY. TO A STABILIZED OUTLET, OR TO DIVERT SEDIMENT -LADEN RUNOFF TO A SEDIMENT TRAPPING D. MATERIAL USED FOR BACKFILLING TRENCHES SHALL BE PROPERLY COMPACTED IN ORDER TO MINIMIZE EROSION AND PROMOTE STRUCTURE. MAXIMUM EFFECTIVE LIFE IS 18 MONTHS. STABILIZATION. 5. SEDIMENT TRAP - 3.13 A TEMPORARY BARRIER OR DAM WITH A CONTROLLED STORMWATER RELEASE TO E. RESTABILIZATION SHALL BE ACCOMPLISHED IN ACCORDANCE WITH THESE REGULATIONS. DETAIN SEDIMENT -LADEN RUNOFF FROM DISTURBED AREAS IN "WET" AND "DRY" STORAGE LONG ENOUGH F. APPLICABLE SAFETY REGULATIONS SHALL BE COMPLIED WITH. FOR THE MAJORITY OF SEDIMENT TO SETTLE OUT. MS-17. WHERE CONSTRUCTION VEHICLE ACCESS ROUTES INTERSECT PAVED OR PUBLIC ROADS, PROVISIONS SHALL BE MADE TO MINIMIZE THE 6. MAINTENANCE OF SEDIMENT TRAP - INSPECT TRAP EMBANKMENT WEEKLY TO ENSURE IT IS TRANSPORT OF SEDIMENT BY VEHICULAR TRACKING ONTO THE PAVED SURFACE. WHERE SEDIMENT IS TRANSPORTED ONTO A PAVED OR STRUCTURALLY SOUND AND HAS NOT BEEN DAMAGED DURING CONSTRUCTION ACTIVITIES. ADDITIONALLY PUBLIC ROAD SURFACE, THE ROAD SURFACE SHALL BE CLEANED THOROUGHLY AT THE END OF EACH DAY. SEDIMENT SHALL BE THE TRAP SHALL BE CHECKED AFTER EVERY RAINFALL EVENT. ONCE THE SEDIMENT HAS REACHED THE REMOVED FROM THE ROADS BY SHOVELING OR SWEEPING AND TRANSPORTED TO A SEDIMENT CONTROL DISPOSAL AREA. STREET DESIGNATED CLEANOUT LEVEL IT SHALL BE REMOVED AND PROPERLY DISPOSED OF. WASHING SHALL BE ALLOWED ONLY AFTER SEDIMENT IS REMOVED IN THIS MANNER. THIS PROVISION SHALL APPLY TO INDIVIDUAL 7. DUST CONTROL - 3.39 DUST CONTROL IS TO BE USED THROUGH THE SITE IN AREAS SUBJECT TO DEVELOPMENT LOTS AS WELL AS TO LARGER LAND -DISTURBING ACTIVITIES. SURFACE AND AIR MOVEMENT. MS-18. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE REMOVED WITHIN 30 DAYS AFTER FINAL SITE STABILIZATION OR AFTER THE TEMPORARY MEASURES ARE NO LONGER NEEDED, UNLESS OTHERWISE AUTHORIZED BY THE LOCAL PROGRAM AUTHORITY. VEGETATIVE PRACTICES: TRAPPED SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION OF TEMPORARY MEASURES SHALL BE 1. TOPSOIL (TEMPORARY STOCKPILE) - 3.30 TOPSOIL SHALL BE STRIPPED FROM AREAS TO BE GRADED PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND SEDIMENTATION. AND STOCKPILED FOR LATER SPREADING. STOCKPILE LOCATIONS SHALL BE LOCATED ONSITE AND MS-19. PROPERTIES AND WATERWAYS DOWNSTREAM FROM DEVELOPMENT SITES SHALL BE PROTECTED FROM SEDIMENT DEPOSITION, EROSION SHALL BE STABILIZED WITH TEMPORARY SILT FENCE AND VEGETATION. AND DAMAGE DUE TO INCREASES IN VOLUME, VELOCITY AND PEAK FLOW RATE OF STORMWATER RUNOFF FOR THE STATED FREQUENCY 2. TEMPORARY SEEDING - 3.31 ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR MORE THAN 30 STORM OF 24-HOUR DURATION IN ACCORDANCE WITH THE STANDARDS AND CRITERIA LISTED IN SECTION 19 OF VIRGINIA DAYS SHALL BE SEEDED WITH FAST GERMINATING TEMPORARY VEGETATION IMMEDIATELY FOLLOWING ADMINISTRATIVE CODE 9VAC25-840-40 MINIMUM STANDARDS. GRADING OF THOSE AREAS. SELECTION OF THE SEED MIXTURE SHALL DEPEND ON THE TIME OF YEAR IT IS APPLIED. 3. PERMANENT SEEDING - 3.32 FOLLOWING GRADING ACTIVITIES, ESTABLISH PERENNIAL VEGETATIVE SOILS INFORMATION: COVER BY PLANTING SEED TO REDUCE EROSION, STABILIZE DISTURBED AREAS, AND ENHANCE NATURAL BEAUTY. 46B - LIGNUM SILT LOAM, 2 TO 7 PERCENT SLOPES. 40 TO 60 4. SOIL STABILIZATION BLANKETS & MATTING - 3.36 A PROTECTIVE COVERING BLANKET OR SOIL INCHES TO PARALITHIC BEDROCK, MODERATELY WELL DRAINED. STABILIZATION MAT SHALL BE INSTALLED ON PREPARED PLANTING AREAS OF CHANNELS TO PROTECT HYDROLOGIC SOIL GROUP: D AND PROMOTE VEGETATION ESTABLISHMENT AND REINFORCE ESTABLISHED TURF. 51B - MANTEO CHANNERY SILT LOAM, 2 TO 7 PERCENT SLOPES. 15 MANAGEMENT STRATEGIES TO 20 INCHES TO LITHIC BEDROCK, SOMEWHAT EXCESSIVELY 1. PROVIDE SEDIMENT TRAPPING MEASURES AS A FIRST STEP IN GRADING, SEED AND MULCH DRAINED. HYDROLOGIC SOIL GROUP: D IMMEDIATELY FOLLOWING INSTALLATION. 2. PROVIDE TEMPORARY SEEDING OR OTHER STABILIZATION IMMEDIATELY AFTER GRADING. 3. ISOLATE TRENCHING FOR UTILITIES AND DRAINAGE FROM DOWNSTREAM CONVEYANCES IN ORDER TO 51C - MANTEO CHANNERY SILT LOAM, 7 TO 15 PERCENT SLOPES. 10 MINIMIZE PERIMETER CONTROLS. TO 20 INCHES TO LITHIC BEDROCK, SOMEWHAT EXCESSIVELY 4. ALL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE MAINTAINED UNTIL THEY ARE NO LONGER DRAINED. HYDROLOGIC SOIL GROUP: D REQUIRED TO COMPLY WITH THE CONTRACT DOCUMENTS OR STATE LAW. 51D - MANTEO CHANNERY SILT LOAM, 15 TO 25 PERCENT SLOPES. PERMANENT STABILIZATION 10 TO 20 INCHES TO LITHIC BEDROCK, SOMEWHAT EXCESSIVELY ALL NON -PAVED AREAS DISTURBED BY CONSTRUCTION SHALL BE STABILIZED WITH PERMANENT SEEDING DRAINED. HYDROLOGIC SOIL GROUP: D IMMEDIATELY FOLLOWING FINISHED GRADING. SEEDING SHALL BE IN ACCORDANCE WITH STD. & SPEC. 3.32, PERMANENT SEEDING. SEED TYPE SHALL BE AS SPECIFIED FOR "MINIMUM CARE LAWNS" AND 62B - NASON SILT LOAM, 2 TO 7 PERCENT SLOPES. 40 TO 60 "GENERAL SLOPES" IN THE HANDBOOK FOR SLOPES LESS THAN 3: 1. FOR SLOPES GREATER THAN 3: 1, SEED INCHES TO PARALITHIC BEDROCK, WELL DRAINED. HYDROLOGIC TYPE SHALL BE AS SPECIFIED FOR "LOW MAINTENANCE SLOPES" IN TABLE 3.32-D OF THE HANDBOOK. FOR SOIL GROUP: B MULCH (STRAW OR FIBER) SHALL BE USED ON ALL SEEDED SURFACES. IN ALL SEEDING OPERATIONS SEED, FERTILIZER AND LIME SHALL BE APPLIED PRIOR TO MULCHING. 77 - RIVE RVIEW-CHEWACLA COMPLEX. MORE THAN 80 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED. HYDROLOGIC SOIL SEQUENCE OF INSTALLATION GROUP: B PHASE I (SEE SHEET C3.1-C3.2) 1. A PRE -CONSTRUCTION MEETING IS REQUIRED WITH ALBEMARLE COUNTY E&S INSPECTOR, CONTRACTOR, OWNER, AND ENGINEER. THIS MEETING SHALL TAKE PLACE ON -SITE. CLEARING LIMITS MUST BE FLAGGED PRIOR TO THE MEETING WITH ONE (1) WEEK OF NOTICE. 2. INSTALL SILT FENCE BELOW PROPOSED SEDIMENT TRAPS AND INLET SEDIMENT TRAPS. CLEAR AND GRADE SEDIMENT TRAPS AND INLET SEDIMENT TRAPS. 3. INSTALL CLEAN WATER DIVERSION, REMAINING SILT FENCE, REMAINING TREE PROTECTION, DIVERSION DIKES, INLET PROTECTION, CULVERT INLET PROTECTION. 4. AFTER ALL EROSION AND SEDIMENT CONTROL MEASURES ARE IN PLACE, SITE WORK CAN BEGIN. 5. ROUGH GRADE PROJECT AREA. 6. SEED ALL DENUDED AREAS PER VESCH STANDARDS. PHASE II (SEE SHEET C3.3-C3.4) 1. INSTALL ADDITIONAL INLET PROTECTION WHERE SHOWN ON THE PHASE II EROSION AND SEDIMENT CONTROL PLAN AS THE STORM SYSTEM IS CONSTRUCTED AND BECOMES OPERATIONAL. 2. FINE GRADE PROJECT AREA. APPLY PERMANENT SOIL STABILIZATION TO THESE AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS ACHIEVED. 3. ALL STORMWATER PIPING & STRUCTURES, INCLUDING DETENTION FACILITIES SHALL BE INSPECTED FOR SILT/SEDIMENT. IF PRESENT, SILT/SEDIMENT SHALL BE CLEANED OUT FOR THE SYSTEM TO THE SATISFACTION OF THE E&S INSPECTOR. 4. ONCE THE SITE UP HILL FROM THE SEDIMENT TRAPS HAS BEEN STABILIZE AND APPROVED BY ESC INSPECTOR REMOVE, REMOVE THE SEDIMENT TRAPS AND COMPLETE ANY FINAL GRADING OR HARDSCAPE. 5. APPLY PERMANENT SOIL STABILIZATION TO THESE AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS COMPACTED SOIL TO HAVE VDOT ACHIEVED. SILT FENCE BELOW SEDIMENT TRAP MUST BE MAINTAINED THROUGH GRADING AND STANDARD STANDARD EC-2 MATTING ON UPHILL CONSTRUCTION. 18" MIN. SIDE 6. ONCE CONSTRUCTION IS COMPLETE AND ALL CONTRIBUTING AREAS ARE STABILIZED, EROSION FLOW CONTROL MEASURES CAN BE REMOVED UPON APPROVAL FROM THE E&S INSPECTOR. GENERAL EROSION AND SEDIMENT CONTROL NOTES: ES-1: UNLESS OTHERWISE INDICATED, CONSTRUCT AND MAINTAIN ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE LATEST EDITION OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625-02-00 EROSION AND SEDIMENT CONTROL REGULATIONS. ES-2: THE CONTROLLING EROSION AND SEDIMENT CONTROL AUTHORITY WILL MAKE A CONTINUING REVIEW AND EVALUATION OF THE METHODS AND EFFECTIVENESS OF THE EROSION CONTROL PLAN. ES-3: PLACE ALL EROSION AND SEDIMENT CONTROL MEASURES PRIOR TO OR AS THE FIRST STEP IN CLEARING, GRADING, OR LAND DISTURBANCE. ES-4: MAINTAIN A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN ON THE SITE AT ALL TIMES. ES-5: PRIOR TO COMMENCING LAND -DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED ON THESE PLANS (INCLUDING, BUT NOT LIMITED TO, OFFSITE BORROW OR WASTE AREA), SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN TO THE ARCHITECT/ENGINEER AND THE CONTROLLING EROSION AND SEDIMENT CONTROL AUTHORITY FOR REVIEW AND ACCEPTANCE. ES-6: PROVIDE ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS DETERMINED BY THE RESPONSIBLE LAND DISTURBER. (MODIFIED NOTE) ES-7: ALL DISTURBED AREAS SHALL DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND -DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT. ES-8: DURING DEWATERING OPERATIONS, PUMP WATER INTO AN APPROVED FILTERING DEVICE. ES-9: INSPECT ALL EROSION CONTROL MEASURES DAILY AND AFTER EACH RUNOFF- PRODUCING RAINFALL EVENT. MAKE ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES IMMEDIATELY. 4.5' MIN. DD TEMPORARY DIVERSION DIKE No Scale Sediment Trap design drainage area (acres) (<3) 1.07 trap volumes: elevation (ft) area (so volume(cy) 413 365 414 541 16.8 415 742 23.8 416 968 31.7 417 1220 40.5 418 1496 50.3 wet storage wet storage required (cy) (67*DA) 71.7 bottom of stone weir (ft) 416.0 wet storage provided at this elevation (cy) 72.2 slope of wet storage sides 2:1 dry storage: dry storage required (cy) (67*DA) 71.7 crest of stone weir 418.0 dry storage provided at this elevation (cy) 90.8 slope of dry storage sides 2:1 SILT FENCE CULVERT INLET PROTECTION FENCE FLOW * DISTANCE IS 6' MINIMUM IF **OPTIONAL STONE COMBINATION FLOW IS 1.0' 1.5' TOWARD EMBANKMENT CV FLOW- 2.5' lqk **VDOT #3, #357, #5, #56 OR #57 COARSE CLASS I AGGREGATE TO REPLACE SILT FENCE IN'.'LOW RIPRAP HORSESHOE " WHEN HIGH VELOCITY OF FLOW IS EXPECTED C I P 3.08-1 CULVERT INLET PROTECTION No Scale PIPE 0 U-TLET CONDITIONS n n 'IPE OUTLET TO FLAT REA WITH NO DEFINED 'HANNEL L a -•I 0 % I II-IIII d SECTION A -A FILTER CLOTH KEY IN 6"-9"; RECOMMENDED FOR ENTIRE PERIMETER 3da (MIN.) PIPE OUTLET TO WELL DEFINED CHANNEL PLAN VIEWi�W L a D% d SECTION A -A 7- FILTER CLOTH KEY IN 6"-9 RECOMMENDED FOR ENTIRE PERIMETER NOTES: 1. APRON LINING MAY BE RIPRAP, GROUTED RIPRAP, GABION BASKET, OR CONCRETE. 2. La IS THE LENGTH OF THE RIPRAP APRON AS CALCULATED USING PLATES 3.V -3 AND 3.18-4. 3. d = 1.5 TIMES THE; MAXIMUM STONE DIAMETER, BUT NOT LESS THAN 6 INCHES. Source: Va. DSWC Plate 3.18-1 OUTLET PROTECTION No Scale SPACING BETWEEN CHECK DAMS AND B ARE OF EQUAL ELEVATION ORIC NAL GROUND ELEv. 1'1 VARl CREST OF STONE WEIR '/-IA9U \ \y DRY STORAGE - N N VARIABLE' WET STORAGE (EXCAVATED) 4' MAX. CLOTH ORIGINAL GROUND 'FILTER ELEV .SEE PLATE 3.13-1 COARSE AGGREGATi CLASS I RIPRAP **coarse aggregate shall be V DOT #3, #357 of #5 weir length (ft) (6x DA) 6.4 bottom of trap elevation 1 413 bottom trap dimensions: 33x13 top of dam elevation (ft) 419 top width of dam (ft) 2.5 top trap dimensions 58x37 1. SET THE STAKES. 2. EXCAVATE A 4"X 4" TRENCH UPSLOPE ALONG THE LINE OF STAKES. 6' ill FLOW �IWr�4 III III " 3. STAPLE FILTER MATERIAL TO STAKES AND 4. BACKFILL AND COMPACT THE EXTEND IT INTO THE TRENCH. EXCAVATED SOIL. FLC SHEET FLOW INSTALLATION (PERSPECTIVE VIEW) POINTS A SHOULD BE HIGHER THAN POINT B. SF DRAINAGEWAY INSTALLATION 3.05-2 (FRONT ELEVATION) O SILT FENCE (W/O WIRE SUPPORT) No Scale 1. SET POSTS AND EXCAVATE A 4"X4" 2. STAPLE WIRE FENCING TO TRENCH UPSLOPE ALONG THE LINE OF THE POSTS. POSTS. 6' MAX Zl l i � 1111 I �Ilf �� I111111�11 FLOW III- - IIIIIiilll'' - 4» 3. ATTACH THE FILTER FABRIC TO 4. BACKFILL AND COMPACT THE THE WIRE FENCE AND EXTEND IT INTO EXCAVATED SOIL. THE TRENCH. EXTENSION OF FABRIC AND WIRE INTO THE TRENCH. FILTER FABRIC 1=1 WIRE-' SSF 111��11111 ICI ��111111111- pS 3.32 3.05-1 SILT FENCE (WITH WIRE SUPPORT) PERMANENT SEEDING MIX FOR PIEDMONT AREA No Scale No Scale GRAVEL CURB INLET SEDIMENT FILTER 01ElEl_ LILILI� F-I ff EI EI EI LI STANDARD ORANGE VINYL OR PLASTIC CONSTRUCTION FENCE ATTACHED TO POSTS (PRE -WEATHERED WOOD, GALVANIZED STEEL, IRON OR THICK PVC PLASTIC), AT LEAST 40" ABOVE FINISH GRADE WITH SPAN BETWEEN POSTS NO GREATER THAN 6' ON CENTER. EVERY NINTH POST SHALL CONTAIN A WARNING SIGN THAT CLEARLY IDENTIFIES THE GRAVEL FILTER 12„ FENCE AS A TREE PROTECTION FENCE. RUNOFF WATER WIRE MESH TP 3.38 FILTERED WATER TREE PROTECTION ° No Scale II �II IIII O d - "1I IT SEDIMENT a CONCRETE __ GUTTER 12" CURB INLET ` GRAVEL SHALL BE VDOT #3, #357 OR 5 COARSE AGGREGATE. SPECIFIC APPLICATION: THIS METHOD OF INLET PROTECTION IS APPLICABLE AT OCURB INLETS WHERE PONDING IN FRONT OF THE STRUCTURE IS NOT LIKELY TO O IP CAUSE INCONVENIENCE OR DAMAGE TO ADJACENT STRUCTURES AND UNPROTECTED AREAS. STORMWATER INLET PROTECTION No Scale 2 X 4" WOOD SILT FENCE DROP INLET PROTECTION DROP INLET WITH FRAME GRATE 1.5' -ppM FRAME MAX. - l S� FABRIC - UI 7qq;g MIN. ``_ Po A % ? r I DETAIL A ELEVATION OF STAKE AND FABRIC ORIENTATION SPECIFIC APPLICATION LASS I RIPRAP THIS METHOD OF INLET PROTECTION IS APPLICABLE WHERE THE INLET DRAINS A RELATIVELY FLAT AREA (SLOPE NO GREATER THAN 5%) WHERE TABLE 3.31-B ACCEPTABLE TEMPORARY SEEDING PLANT MATERIALS "QUICK REFERENCE FOR ALL REGIONS" PLANTING DATES SPECIES RATE (LBS./ACRE) SEPT. 1 - FEB. 15 50/50 MIX OF ANNUAL RYEGRASS (LOLIUM MULTI-FLORUM) & 50-100 CEREAL (WINTER) RYE (SECALE CEREALE) FEB. 16 - APR. 30 ANNUAL RYEGRASS 60-100 (LOLIUM MULTI-FLORUM) MAY 1 - AUG. 31 GERMAN MILLET 50 (SETARIA ITALICA) TS 3.31 TEMPORARY SEEDING PLANT MATERIALS No Scale TABLE 3.32-D SITE SPECIFIC SEEDING MIXTURES FOR PIEDMONT AREA TOTAL LBS. PER ACRE MINIMUM CARE LAWN COMMERCIAL OR RESIDENTIAL 175-200 LBS. KENTUCKY 31 OR TURF -TYPE TALL FESCUE 90-100% IMPROVED PERENNIAL RYEGRASS 0-5% KENTUCKY BLUEGRASS 0-5% GENERAL SLOPE (3:1 OR LESS) KENTUCKY 31 FESCUE 128 LBS. RED TOP GRASS 2 LBS. SEASONAL NURSE CROP * 20 LBS. 150 LBS. LOW -MAINTENANCE SLOPE (STEEPER THAN 3:1) KENTUCKY 31 FESCUE 108 LBS. RED TOP GRASS 2 LBS. SEASONAL NURSE CROP * 20 LBS. CROWNVETCH ** 20 LBS. 150 LBS. * USE SEASONAL NURSE CROP IN ACCORDANCE WITH SEEDING DATES AS STATED BELOW: FEBRUARY 16TH THROUGH APRIL.................................. ANNUAL RYE MAY 1ST THROUGH AUGUST 15TH ............................ FOXTAIL MILLET AUGUST 16TH THROUGH OCTOBER ............................... ANNUAL RYE NOVEMBER THROUGH FEBRUARY 15TH........................ WINTER RYE ** SUBSTITUTE SERICEA LESPEDEZA FOR CROWNVETCH EAST OF FARMVILLE, VA (MAY THROUGH SEPTEMBER USE HULLED SERICEA, ALL OTHER PERIODS, USE UNHULLED SERICEA). IF FLATPEA IS USED IN LIEU OF CROWNVETCH, INCREASE RATE TO 30 LBS./ACRE. ALL LEGUME SEED MUST BE PROPERLY INOCULATED. WEEPING LOVEGRASS MAY BE ADDED TO ANY SLOPE OR LOW -MAINTENANCE MIX DURING WARMER SEEDING PERIODS; ADD 10-20 LBS./ACRE IN MIXES. C;C)NS rROCI'ION' A`;PHALT PAVED ACCFSS A WASHRACK ,._..EXISISNG 2%�) I2% 12_' M;N.Pf:)l1 vr: DRAINAc(+Mlus LXi N FL L W1,31 H (l;jOF INLSI�I S AN#� EGRESS10SDI4SEJr OrEr<ATIC)N -RAPPINC, 1 EACEPLAN 12' MI (.�...-.r,O`Ilt''/I DRAlNAGl_2% TO SE`JIMENT FILTER CLGTFI SECTION A -A A ndniumil1 water tap Of1 Inch must be 6istalled witha 11ll111Inu1u 1 hictl ballcock shutoff valvesupplyiliga wash hose NN7tlra diameter of 1.5 inches far adequate conhtant pressure. Wash water Inust be C1111ed away fvmll the enti-ance to all a sednnent Shall be Prevented fI'uIn entedlvl storm drawls, ditches or watercoulses. PAVED ASH AC�C 3.20 IP THE INLET SHEET OR OVERLAND ICENTRATED HOEI FLOWSUCHEXCEEDING INLETS ARE VING AS IN STREET HIGHWAY MEDIANS. 3.07-1 CE 3.02 STORM DRAIN INLET PROTECTION NE CONSTRUCTION ENTRANCE S�O?c No Scale Nale Sediment Trap design drainage area (acres) (<3) 0.88 trap volumes: elevation (ft) area (sf) volume(cy) 436 1454 437 1754 59.4 438 2079 71.0 438.5 2252 40.1 170.5 wet storage wet storage required (cy) (67*DA) 59.0 bottom of stone weir (ft) 437.0 wet storage provided at this elevation (cy) 59.4 slope of wet storage sides 2:1 dry storage: dry storage required (cy) (67*DA) 59.0 crest of stone weir 438.5 dry storage provided at this elevation (cy) 111.1 slope of dry storage sides 2:1 3.13 E2 SEDIMENT TRAP #2 No Scale 1' VARIABLE' ORICNAL CREST OF STONE WEIR •/ARIA BLEB GROUND \ ELEV. \'-1 I .O DRY STORAGE - „ VARABLL' N WET STORAGE (EXCAVATED) CLOTH ORIGINAL GROUND 'FILTER ELEV -SEE PLATE 3.13-1 COARSE AGGREGATE CLASS I RIPRAP * coarse aggregate shall be V DOT #3, #357 of #5 weir length (ft) (6x DA) 5.3 bottom of trap elevation (ft) 436 bottom trap dimensions: 35X41 top of dam elevation (ft) 439.5 top width of dam (ft) 2 top trap dimensions 45X50 PERSPECTIVE VIEW FABRIC (ATTACH TO POSTS WITH METAL TIE 6" METAL (T) OR AX. (U) POSTS FABRIC LINE POST 10 GROUND LINE MAX. CONCRETE FOOTING 1 I V r_ V Ir_VV METAL FENCE 3.10 dKI N*jp 4 C1'>ATG V�r J. X-OT.ARSKT Lic. No. 04020n 8507 M E 0 O (V [V Q O > E .E Q LL o � 0 w O rLa ,--I cli L M W Qa J U 00 w J - L6 � > C:)M - Np N a� ry) �x w O < _j Q 0 Q U-) 2 ry = V > LD Q c Ln rn O N � M a,I- Co J o w �.o I- U) O 2 C7 D O H 0 w > w_ U Q z O Ln ZD O ID z O a U to w � Z Z O U_j U_j � OO OO W W O O W W ck� ck� 00 O DATE 3-26-2018 DRAWN BY 1. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE N/A z 0 I --I I< 0 z W oC � z Q Q z w O � 0 z III O Q v 1 z W W~I 0 0 H-1 > � z z z � J Z z o W w _j I� (D 2: W LLLU W cm ci) z Q 0 W z Q Q z � O z W U0 U 0,�/ 01L J W Q i U I --I V W JOB NO. 40241 L_ ST1 SEDIMENT TRAP #1 No Scale 3.13 SAF PLASTIC FENCE SAFETY FENCE No Scale SHEET NO. C3.0 Of IIt EROSION CONTROL LEGEND All, It LIMITS OF CLEARING AND GRADING / X / / / / ' ' / / // 5 ° SOIL INFORMATION � / // It _ "- / /' /' /', ' ♦ / , - ' / f / ° DRAINAGE AREA BOUNDS - ------ / ' / / / / , , \ STONE WEIR ° CRATGW J. I�ULARS lI CONSTRUCTION ENTRANCE 3.02 / - - ♦ , / , \ \ O / \ \ ` \ \ \ .Lice No. 0402048507 / ♦ \ Y\Q / \\ I I SILT FENCE 3.05 \ / \ // J /l \\ \ \ ^ \ \ \ \\ \\ I C3.2 I IP INLET PROTECTION 3.07 It SEDIMENT / / / / / / '' / / SEDIMENT TRAP #2 \ \ \ It\ \ \ 0.88 ACRE DRAINAGE AREA \ \ \ \ 1 I I CIP CULVERT INLET PROTECTION 3.08 /' / - _ \ / TOTAL STORAGE REQUIRED: 117.9 CY TOTAL STORAGE PROVIDED: 130.4 CY — — — / , / \ , / / / �F► / / / / / / / / �3 \ TOP OF DAM ELEV. = 440.0 `\ \ \ \ \ \ \ \ DD DIVERSION DIKE 3.09 /\\ \\ \\ \\ \\ \\\\ \\ ST SEDIMENT TRAP 3.13 rn o If TOTAL LIMITS OF / \� ��'� \ \ Q o \ OUTLET PROTECTION 3.18 DISTURBANCE = 2.86 AC ) / \ /, \ ♦ ONCE STORM INLET IS REMOVED, \ \ \ \ ® > 1= II / r / \ '�' \♦ DIRECT STORMWATER TO CRITICAL w SLOPES TYP. SEDIMENT TRAP #2 ROCK CHECK DAMS 3.20 2 W 1 a� � U t \ \ ° \ \ \ \ L o STOCKPILE / 1 \\ \ ♦ \ \ Q ) \ \ \ `\ TS TEMPORARY SEEDING 3.31 W c' i \ ) \\\\ Q rn w >STORM GR�\TE SCALE 1"=20'00 oCPERMANENT SEEDING 3.32 NTOP03727 N / i I \ \ \\ INV I 427.0 ° ) \ \ Q � W a) M SF ` �38- \ NVO -426.9 \ \\ I \ \ \ \ 0 20' 40, z MU ~ � � z \ \ \ MULCHING 3.35 X O / I ` \ \ \ STO(ZM GR� TE \ I \ \ ` TP Q : d �y9. \ \` TOP�438.68 \ \ 1 \ \ \ ` TP TREE PRESERVATION FENCE 3.38 Lr)_ N / /�j \ �\\ `\ \ \�-__-\ \�\ lNV1M=432.54♦` `\ `\ `\ `\\\\ \\ �UQ U) I� \ — _ _ _ \\�� IN 08/T=432.53 \ DC c w / // ' I / \ \ DC g /\� 1 ` \ \ \ \ \ \ \ \ \ DUST CONTROL 3.39 o N 0 LIMITS OF \ \ I \ \ \ v, "VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK" SPECIFICATION NUMBER L M Z Z Z \SURVEY ` a -1 W W\\CRITICAL \ \\o w`N / 0�1, \ r \ \ \ \ \ SLOPES (TYP.) \ \ \ \ �0 000 A` IP _ / s / \ — / p p\------\ s'F / O I \ \ c' c' � W W UGP—\�S\T\AGING/LAYDOWNj1, O , / Z/IUGP—/ AREA 0aOOaO p � �GO0000. BUILDING \ \ \ c� `\ \\ �� ,' \ \ I \ \ \ cl� ck� G / P� \ G \ \ \ �/\ \\ \\ I \ \`\ `\ > Lu / co \ \ \ \ \ \ Q F- ` / ♦ 1 ��\ \\ DC _ ` > \ / ° ♦ ' \ 1 TP \ \ I I \ \ \� \ \\ (, \ \` \\ \ \ \ / ' \ / I I ` - DATE \ It p It GP \ \ `� \\\`\ `� 1 / , �_---- _ } 3-26-2018 \ DRAWN BY ` 1 Cl* 13 OGR\ 4 — — ��\ \ — / — \ ` \ \ \ \ \ / 1. SANDERS DESIGNED BY \\ \\ ♦ / — \ IP \ \I ` \ \ ` / • A. ALLISON ' ♦ 'I- '450 _ \\ \ \� \ - - \ \ I I \ I / • CHECKED BY It 1 / o _ \ \ \ \ \ /' `\ \ • C. SHIFFLETT It '1 I 1 It /' - \ \\ \ / / _ _ \ \\ \ \ \ \ `\ IL T1F \ �' I\ ` \ • SCALE / It \ \\` \\ SOIL TYPE: `\ \ SF \ \ \ \� \ \\ \\ • \ z I r/ / I k_ E01 \ \ \\ \ \ \ \ \ \ \ ! \ CE � /_per It ° I Lu / I o�+-- / 10 TP TP /' \ \ / /\r\\\ l ` \ \ \ \ \ ` TOTAL LIMITS OF c / / / \ LLI _ 454/ TS / V DISTURBANCE = 2.86 AC ` J / / ` _ _ - - ` Z l p / \ � / - -'JOINT PARKING / r IP & ACCESS EASEMENT `� / p ItDB. 1282, PG.430 \ \ \ \ APPROX. LOCATION / A5 / ��20'UTILITYEASEMENT \ I I \ \ \ \�`\\ \\\ \\\ \ \ `\`\ \� \ ' / It o / / - \ / \ \ DB. 1282, PG. 430 \ \ \ \ ` \ \ \ \ \ / / /It / l It OT- TP \`yam � ��\ \\U - ,- I O / , \ \ \\\ \ \ \ \ _ ram' / / / / \ , / �� \,\\` �, \\ 44 _/,' \\/' \ \ \ \ `TP / \ \ sr _ O --// _k' COL CV\ i \ \ \ \ \ \ \\ \ \ IP \ \ \ o J \\ \ s \ TP \ \ \ \ rTP LU / o , I , / \ \ \ \ \ \ \ ` / / / LU c) It It / o / c \ \ \ \ \ \ \ \ \ \ _ _ Lu /\ / / \� / /\,_ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ 1 \ / /Lu m ( / / / \I \ \ \ \ \ \It ui It 0- — 435 0 It- \ Dc �� / I o TP DC It 1 /1 \ It , \ / / ' '' 1 \ G / I I I I \ \ \ �\ \ \ \ I \ \ \ \ \ \ \ \ \ \ 1 I I I I I \ \ 1 I I Lu �.� \O// \\\ I/ ,/ /i ,' \Gc / �c�^ \ G� \\ \\�`► \ \ � Il � / I I I �\ i I 1 \ \\ \ \ \ \ \ \ \ ► I \ `--\ \1 1 ) \ I I I\ I I J I i `� I I I..L 1 I /��—__ I � \ \,\\\ 1 1 I I , 1 1 I I I U / W— —/ / \ ! / I / I n , \ , / I \I I \ \ I \ \ ) , I \ I I I ) / I 1 1 I I w UGP- — — UGP— �_ , / / \ /' /' ' /'\ / 1 / �\ I)I �)� / / / / I I I- I /�\ I S 1 U G Pi / / I / — \ / �0 I I I / \ /� / I I I J� ' \ /� / / // X _ � I I,y� / / / I 11 \ \ l l / ' I I / 1 / 1 I l I I ` I I I I I 1 / ` I I / G / _ /z / ) / I l I I I I I \ I 1 / I \ � / � / / TS I I I I I I '\ I 1 ' � 1 1 1 I I � ►' o 1 I / JOINT P#KING / ' \ / ' /\ ' i G) ACCESS E�45EMENT I 1 ' / 1 ,r / I / I I I I i ) I 1 \\I I \ / \I I/r I J I // \ I I I' U /, I l DB. 1282, PG.430 ��A ) It ,`4 )/ I/// // r r 'J , - - - ' I I / �/ jl \ 0'S ITARY/SEWEI� l ,'� l/ I I I f /I /' It I // i / / / ',' ) I 1 \ -\ \ 1 I I I I V ) LA&EI44EAIT w It It PG 430 � /' ,/'l\ � ,l/' // / /I // / ,.) I 1-__ I I I I i �� \\\\\ I '/l/ r- /// � It ,I JOB NO. I � % �' I �', ; J �`�,' / / / i ; l � ,' � � - It It ,' \\ I � � I l � l , 40241 /' / , l I/ / I I I I I 1 1 � l ) I SHEET NO. m M \M s '� m M � m m m m m /m l ■ �' m �miff- m / m i /mil/mhm' ' % ii r �� ' ii irl (� C3,1 REFERENCE LINE- SHEET C3.2 0 c 0 s U c a) a� 0 c� 3 m 0 0- n CL c c� 0 a� 73 0 C M 0 0 0 I N � �O -0O� o O CL z O 02 c E o c a) c� a_ o c� 3 U) Z � O 2Q �X °' 0 0 o O 0 3 0- c m 0 �o O U y O L L � (B c 0 0 m o E -0 U o �0 c� -0 U O U) 0 O U L c � (B O c o � U N � F- T 47 m a M 0 N N 00 C O a 0 CL 3 w U) a 2 a U) w 17 co 0 U c� 0 cu YI U Y v N O cM REFERENCE LINE- SHEET C3.1 allEROSION CONTROL LEGEND � /� / , � / a ,� / r, / / I LIMITS OF CLEARING AND GRADING l�"co I Yi 'EASEMENT SOIL INFORMATION % PB. 82, PG 430 / - DRAINAGE AREA BOUNDS / �v �/ / / / /, / , / , / l _ _ _ \ I I ► / CE CONSTRUCTION ENTRANCE 3.02 SILT FENCE 3.05 , , / , / / / , / / / , , / I\ I I I / ' / / /' IP INLET PROTECTION 3.07 If CULVERT INLET PROTECTION 3.08 rpp,DIVERSION DIKE 3.09 `-'E \ \\ N \ \G,i / ❑E / \ \ � l l � l , l l l l l / �//j// / �/ ,J / // /l l l ///I r / l l l l l / / / I / 11 1 SEDIMENT TRAP 3.13 IfI / 1 I I 1 / , / / l , l , / / , , / , / OP ® OUTLET PROTECTION 3.18 JOINT PARKINS \ / ❑s ` uTl -T \ / l f ! \\ ACCESS EASEMENT , / / l I CD ROCK CHECK DAMS 3.20 \ \ w \ l l/GP (/ /// DB. 9282, PG.430 � � � i � \ \ / I / I If r / I l '/ I �' 1 I I I , / //I / / / / I TEMPORARY SEEDING 3.31 If /I / I '/'f' 1 I 1/ PERMANENT SEEDING 3.32 ® I r co / \ \ \- \ I l 1 MULCHING 3.35 \ r I 1 \ I \\ \\ \ \I TP TP TREE PRESERVATION FENCE 3.38 � r I `� l I I I \ 1111 I \ I \\ - \ _46/ _ \ \\ I \ \ �1 I / I / , / / JI j 1 / II \ \ \ \ \ \ \ \ \ \ \\ DC DUST CONTROL 3.39 \ "VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK" SPECIFICATION NUMBER co 1211 If 13 _ - r (I, 1 \ \ \ -440 ' \ \ \ \ ` ` \ \ \ \ `\ \ \ \ \I \ I C3.1 \ \ G \/r \Oo �G� \ \ \ \ \ \ / / I \ \ \ \ \ \ \ \ \ \ I I I 1 / UGP'� r _ _ ' / / / I SAIL \TYFs�: \ IL YPE: I I I I o I ► - If 51 51 �\ \\ L.7 -\ \\\ / If o I /. - - \ \ \�\\ \ \\ \\ % // ,' s\ 4 \\ \\ \ I_ \- If `3 % \ - 45 _ _ i _ 454 1\\ cA o ,/, ti -,'--\- •- � , ,l l / rl l / , \ \\ \\ /;' I\ \ co / - / I I I I c - '� / �L� Gc I , I`r� UTl \ / ° \/ III l a CRITICAL II\'I SLOPES 1R OX L 0 CA TI ON 30' x(TYP.) U/\/VEPCO EASEMENT`Q6\ � 62./ %/`/� / //' ,/�///// ,// // '/i/// /// ,//I/I/,I /// Ir / / - \ �- ♦ SANITARYMH // / (LOCATION SCALED) // / '/ 1II I II II II II / '% / ,\ /\ \,` \\ > -/ /1JIII I 1 / I' ,I,I / /II III I II 'I ''I I ,I I I ► I II I I II I\III , III► 1I III \ I 00. SCALE 1"=20' DB. 884, PG. 568 CIL BOTTOM=445.46 o /I 'G INVERT NOT,OBSER z 4--r 0 20' 40' WIRES INqIDE o IP / - 3 TS ' L 9 \ \\ \ II I / / �' , / I / , /IIIII / - ' �1JP4R¢X! L/OG'`ATI&130° �\ / - t I 448' , / , \ / \ I , / / III / ' / V P O t �9M N l p1 ♦ /\ I 1 / / III �' � , � � / l l LOCAT60N CAL D' 445�.Db.1884, P.G. 568/�/� �N6 / % /, I , / \ J 1 I , / / _ I \ If -W{glFDi /\ \�`` �\ �/\ I \ - - T I /' WV ' - -f �' �-I - - \ _ 11 1, _ - - -I-' TOTAL LIMITS OF I ' I co / /� I 1-1 I I r -'/, DISTURBANCE =2.86AC 1- - - / 1 / / / I /6RITI ,SLOPS (TYA).446 \ \\ �\ T IP - - �►�\ \ `\ \ �L - = 1 I// - / / I 1 I I, I r / I ' / / / i / / / / / / ' / r " 1 444/,1 11 /// , I 11 .I I 1 1 ► I , / , / , / �/ ,/, ,, , ,/ I I\ 11 T S _ ' 111 1 /I/ I I I 1 I I ► / / / / / J / �\ / / , / ; (443 \Gc 1-\c \ / / 1 \ STAGING/LAYDOWN I \ _ 439' / \ \ \ \ I \ \ TLC _ - .1 I ' L AREA / _ _ I Q \ Rk \\ \ -438 �\ \ \ \ _x- SF =-,'�T\ / ' I II 1 ► SF SQIL T`jr'PE: - \ \ \ � �\� \ I I ' \ / _ _ / / o� \ \ \\ \ �� _ , \ 1 / / / / /' / / ,M M / / 1 I 1 `\\ STORM GRATE / /' , ^ GT / - \ \ \ / \\ \�� \ / l j \ \ , 1 TOP=408.56 \\\\\ 46 ///--_ _ \\`_/ /\ '� \\ �\ \ \_ ,/ `\\�/\�\ \ -- �� I Q --`\ // / /' / ,' / / ' qN/ // I 1 1\\ \\ �\ INVIN=404.69 �� ORMMANOL \ cA /�� TOP _437.15 \ \ \\ \ \ \G, INV IN( E)=431.41 \ SOIL / P E : / - - \ ` \ \ lNV INN=429.38 \ \ \ , �' / y / - �/__ //� \\\_\ \\\ `\ \\� INVOUT�9.37 I \\� , �,' CE ��11 7 �� -_ -�\ � / / / / , 2 , \ \ 51 B / / / \� \ , \ ` \ G� \\ 1 \ 1 - - _ \ AY2PR9X. 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KaFARSKI Lic. No. 0402045507 .�O1�A�. M E O M O N � > E Lu E ~ V w Q ~ LL LL o Luo c' Lu I--M Qo_ J U 00 Lu J- -� ��p� Wp N Ln 2 c N = U j Ln � Q c U) rn O N V Q M a� CO J U) O O Lu Lu 2 U Q z 0 rY ZD O z O d U L) Lu � O Z Z z z Lu p p zz O O as 00 � � Lu ca DATE 3-26-2018 DRAWN BY J. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE 1 "=20' z 0 H� I- 0 z uj cl. 0 1- 4 z ruj Q v , Q z = 0 '-' J O J � 0 a � z Z Lu c9 O 0 U z � z Q Lu O a U rLL/, �J w v Lu m C) z a z Lu Q J z 0 z � Lu 0 U aC J Lu J Q 2 U I -I V J Lu JOB NO. 40241 SHEET NO. C3.2 0 ai U c 3 c -a L)O o O CL zC_ (I)O 0� o 0 c o d U U) Z U O m Q �X °D F- 4--� o o 0 0 o ate' U N .0 U U N j c o L 0 7 C U Co 0 6) c 0 o N.2 co U �U) m c N 0 U c� n o L a Of EROSION CONTROL LEGEND LIMITS OF CLEARING AND GRADING - / J� / / // /' / / / / , \ \ \ \ \ \ y ° \ \ \ \ \ \ \ SOIL INFORMATION ^ (] DRAINAGE AREA BOUNDS -✓ I\ �` I ' CONSTRUCTION ENTRANCE 3.02 � CIYCaW J. XO'FAIRSI�I ��'� \ O \ \ \ \ O Lic. No. 0402048507 � $OI L TYPE: ° / \ J�. 5 Xc O \ \ \ SILT FENCE 3.05 �% / A / 1 \\\ \ \\ \70NAL C3.4 I IP INLET PROTECTION 3.07 CULVERT INLET PROTECTION 3.08 0.5 AVG DIA RIPRAP WIDTH 1 = 3.7_2575' WIDTH 37 / I \ \ ° \ \ \ \ \ \ \ DD DIVERSION DIKE 3.09 _ \ O O ` \ \ `\ \ LENGTH = 6 43$ \ \ \ \ = . I 439�� \ \ `\ ° \ \ \ `\ \ CWD CLEAN WATER DIVERSION 3.09 00 DEPTH 10' \ \ O c TOTAL LIMITS OF OP 44� DISTURBANCE = 2.86 AC 44� \ \ \ \ O / \ \ \ I \ ST SEDIMENT TRAP 3.13 Q> w E ✓ ' i CRITICAL / /, I I I P \ \ ` 1 O p ° / - _ _ _ \ \ \ \ \ \ _ a� _ SLOPES (TYP.) OUTLET PROTECTION 3.18 H Lu � H O ° \ \ \ Q LL o w O ca ROCK CHECK DAMS 3.20 LL - /Ps \ /' I �A�✓ //� MU IP \ ' \ \\ \`\ O / \\ \ \\ \\ SCALE 1"=20' M s LU m o rn ! / / , / / I \ / Q ` \ \ \ \ \ \ aw TEMPORARY SEEDING 3.31 a > o N V) / I \ p N ,'i', , / - _ \ \ O I `\ \ \ PS PERMANENT SEEDING 3.32 � C x O Q J Q o / / / I I I \ `. I \ \ 1 \ \ \ \ \ O MULCHING 3.35 2 N =UQU TP TREE PRESERVATION FENCE 3.38 o N p Z Z LIMITS OF \ \ \ \ \ \ \ `\ s ai rn W W ' �� ` \ SURVEY \ \ \ \ `\ \ DUST CONTROL 3.39 D_ J / PS / / �� / ` "� \ \ CRITICAL \ ` \ \ \ o -i Lu \N _ / r ' \ GP \ \ SLOPES (TYP.) MU / \ -\ ` \ 1 \ \ \ \ \ \ \ * "VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK" SPECIFICATION NUMBER Lu OO OO / pUGP— W W `\ � O O STAGING/LAYDOWN ` \ \ \ \ // JOP �_-1—UGP--�� \\\\ // / \ I\ \ AREA / ` \\ \\ I \\\\\ \\ � � 4 / UGP — — — — \ \�\\ \ \ Lu P \G \ ` `� \ / ` \ 1 I \\ \ \ > U Lu Lu \ \ Q H co / UGP/ / Q� tiN /\ - \ \ \ \ / \ \ \ \ \ z C, ti N Ps TP DATE o \ / I _ � \ / _ _ } 3-26-2018 DRAWN BY \ \ \ 1. SANDERS I � \\ � \ \ /' \� ''\ - ' // � _ -\ c \\ ` � � I � \ 1 \ \ \ � \ \ - � • DESIGNED BY A. ALLISON • CHECKED BY / I / // / — GUI o — — — \\ \ �� / ' �-0 — . ` \ \ \ \ \ \ \ I ` / \ • C. 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(TYP.) ° `\ \ /X BIORETENTION TURF ---------- / , /� / / /' / �' / PLANTING BIORETENTION \ �' ► ////'/, / / FACILITY 1 O 4" PERFORATED PVC O UNDERDRAIN (TYP.) \�O\�5� �\� 0 \ \ \ GABION BASKE 602 FOREBAY WALL 1 _ \ / O \ \ \ \ \ I\ TW 438.00 /% \ `\ O o BW 43 7. 00 601 \ 18 X9 FOREBAY 0.5' AVG DIA RIPRAP 43$ 3 / I_ ` 0 O \\ \ \ \\ \\ / // ii'/ I i-�/ / ' 1 ,WIDTH 1=3' \600 0 \ \\ \ \ WIDTH 2 = 9' �3 / LENGTH = 8' pl\ u \ ` O i c'✓ii %'%/' %/ i/ _ ^� j/'/ //��(- / \ I II y��\.1�\ ��II 1 i DEPTH-0.7\ 5/\ ' T \\\ 1 O o 610 616 O CRITICAL SLOPES (TYP.) 441.75 611 \\ \\ ` \ O \ \ 2 ► / O ° \\ \\ �' I AAA✓ - ' ,'� / // / I i \\ \I / `615 603 613 \ O O I o / / I ( 604 \ -' I / \ \ 614 FFE= 1 \\ \\ \ 442.00 1 \ \ 442.00 1 LIMITS OF \ \ '; ,� ( SURVEY \ `\ \\ \ I\ SCALL 1"=20� \ \ \ \ I ( I I I I O \ I \ z \ \ 1 \ ` C5.1 \ \\ \ \ \\ \\ \\ \\\ CRITICAL \ \ \ \ \ r \ 442.00 GP \ \ SLOPES (TYP.) �G \ BS 439.67 6 p_�( \ \ \ \ \ I UFG ,' \ TS 442.00 606 \ \ ( \ \ \ FFE = 442.00 \ 1 \ \ \ \ \ FFE= I 442.00 0 607 � 0 TC 43 0 I \ TS441.88 JGQ UGP \ \ /�\/I\ \ \\ \ BS 441.38 4 / UGP - _ \ �� \\ \ \ I\\ 447- \% \ / / /UGP o/ I o -46-/_\ \ \ I \\\ \ \ \ \\ \\\ \\ \ \ \ I \ \ \ \ \ \ \ \ \ \ \ \ \ \ Arm co U � o N 612: 12" Basin - Circular Grate mo o co LO STA 10+43.47 TOP 441.75 rC�Z) INV IN 437.65 (613) �Qa> O1-- INV IN 437.65 (615) U) z INV OUT 437.55 (611) 4sn 445 445 PROP. GRADE 440 440 EXIST. GRADE 61, 435 0.56' OF HDPE 435 430 430 9+50 10+00 11+00 STR 616 -STR 612 HORIZ SCALE: 1"=50' VERT SCALE: 1 "=5 0 L Q U � 0 600: MH-1 w o M STA 10+29.44 m o o LO It TOP 439.00 co CD M INV IN 426.51 (603) N Q c- O INV IN 430.41 (601) o i_- O Z INV OUT 426.34 (EX. 15") coU)H- 44.r, EXIST. GRADE 440 _ 440 PROP. GRADE 435 435 430 430 I 2 ,'44' OF HDPE 2.00%, 425 425 50 4.rn a) O 612: 12" Basin - Solid Cover m STA 10+43.47 L co TOP 441.75 U INV IN 437.65 (613) C: o `° INV IN 437.65 (615) m co o o INV OUT 437.55 (611) _ + �i 610: ES-1 for 12 inch Pipe o � O0 STA 10+70.29 < Oa- > TOP 438.10 CoU)� --z INV IN 437.00 (611) Arm 445 445 PROP. GRADE EXIST, GRADE 440 440 435 435 611 43AT OF 26.82' OF 12" HDPE 12" HDPE @ 2.00% @ 2.04% 430 1 430 9+50 11 +50 STR 614 -STR 610 0 5 PROFILE SCALE 608: MH-1 STA 10+00.00 TOP 439.71 INV IN 433.04 (EX. 15" ) INV IN 433.04 (EX 15") INV OUT 432.94 (607) 44.5 HORIZ SCALE: 1 "=50' VERT SCALE: 1 "=5 606: DI-313 6 ft Throat STA 10+10.74 TOP 439.50 INV IN 432.83 (607) INV OUT 432.73 (605) 600: MH-1 604: MH-1 STA 10+97.38 STA 10+42.17 TOP 439.00 TOP 439.50 INV IN 426.51 (603) INV IN 431.26 (605) INV IN 430.41 (601) INV OUT 431.16 (603) INV OUT 426.34 (EX. 15") 445 EXIST. GRADE PROP. GRADE 440 440 435 0 435 430 3 so 741 OF @g 68AF �SS6� 430 10.74' OF 15" RCP @ 1.00% 425 cc)�d, /S , Ox, O %� 425 STR 602 - STR 600 STR 608 - STR 600 HORIZ SCALE: 1 "=50' HORIZ SCALE: 1 "=50' VERT SCALE: 1 =5 VERT SCALE: 1 =5 -454 If o ,� - - JOINT PARKING & ACCESS EASEMENT ss / o Nx DB. 1282, PG.430 \ \ \ \ \ APPROX. LOCAT/ON 20' UTILITY EASEMENT \ \ \ \ ` \ ` ` ` ' ' / / / \ \ 1 1 I 1 1 ( \ \ I ► I 1 I � / l °' / / \ / � \ \ \�\ \ � \ \ ` DB. 1282, PG.430 \\ P I I 1111 I I I 1 1 1 I I I I 1 I I I I I I I I ° -o- ' �' /' \ \ \ \\ \ `^ \ I 452 S7 /' ,' ^` ^\ \ ` \ \ `\\ \ \ \ \\ ` \ 1 \ \ 1 \ �- \ / 1 I I11 I I I /III I I I I I I I I I \\`\ \ \\ \ \ \ \ \ I Ck 453 454 455 ' ' ��\ \\\\ \\ `- \\\` \ \\\\\` \\\\ \ \ \\\\\\ I 1 1\ \ \ \/ \ \\--- 5453 '\ ✓ / \ \ \ \ ;w \ \ \ \ / / I / I I \ 456 455 457 r / 8 r 59 / 462 ,•�/ ,' p5 ' _ ' \ i ' J \ \ \\ IT(QL\ 1 CO- 0 \ \ \ s NIP A o I \\ 11 _ / p , _ 00 � \, � \ \ \ 1 I I \ \ \ \ \ / I I If o / / \ / I �\ I� / , / Gc � \ I _ / ► 'z \ // � / I I I I I I \\ \ \ ` \ \ I I \ \ I I ' � 1 \ ( I I I `� I I I ► / / / / / I W- �/ i , �\ 1 I / / I \A I 1 l l I I ' o /I / C� / I I I 1 \ / I I I I I ` ` � I ► I I I >� � � UGP- / \ , / / ( y, I / J , I I I\ I \ \ \ \ \ / / \ I ! I I I I I I I I 1 ' 1 1 I 1 I �(�(-_UGP / -� 1 ' / / /' �� I (/ \I \ \ \\ \ \ 1 I I I I I / `\ I / I 1 1 i ► ' \ 6 \� / / \ I SANITARYMH I / \ I I \ \ \ )\ I I I I / I /IOP( 451.90 / I \ I / � JUGP I � / / / - / �` I I / I � \ �� / / F l l 11 l I / / X I I I I co ' \/ O/ / I INII/IN=446.731 'V �U 4i32/.6' 6lNW'-� \ / I o / I / JOINTP, KING llI I/ ► �/1I ' II I l /I II II II I I II I I I ( \ ( \ I \ I 1 (I I (I 1 ` I' ,I I 1 1 / /1I / / II ll1/ / 1I , / II / I III ` \I 1 I I I I I I 1 I I III / I / ( JI II (/ II / I / ! /l I \I I II r I/ I I � I / I I\\I I _ I / I I �/ I ` I I ► � l I I I ( I �� / I i h � ' / � / / i' ACCESS EASEMENT l ( DB. 1282, PG.430 D� 1 / �/ \ / / p ✓ 1 I I ' '/ l 1 ► ' i I I I I ` ) / I I I I \ I / l \ \ I / a � / � J , - - - I //� y( \ 0' 8 /TARYiSEWER ( / I / I i I / , , / , , / / I I -\ \ 1 1 I / ► ( I I / LA S / I ' -_ l \ \ / I / / _ l\ /pt.82 PG 430 60 m / m i ii m -m r �l r■(■ ill 'I�i REFERENCE LINE- SHEET C5.1 , 452 _ _ / � \ \ \ � `\\\ \� \ \ \ \ \ `\ \ \ \ \ \ \ \ `\ \ \ `\ \ \ \ \ \ \ � � 9+50 10+00 11 +00 9+50 10+00 11 +00 11 +50 o I \ o I' o C� CRATGW J. KO'F.kTZSyF I Lic. No. 0402.048507 M E 0 N O N � � w e = ~ U LL. o wo 0C LU L M QJ U co < J - Uj LU C7 LU - -It Q Z3 X Q J oC DC r]Q :3 t U') _ - N = U > � � Q c U) rn O N � M a� 00 J z O a U U) w � z z O z z LU U U OO UU a a O O cl� ck� ca 00 W \ \ O DATE 3-26-2018 DRAWN BY 1. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE AS SHOWN' z O I� \Q O z LU L.L. 0 z Q z O z I� a J O a LU � z � LJJ ~' Q 0 z � I� z � � Q 0 a- O 0 w z J (n Q Q I..L W V LU m z z a W 0 _J Q Q rr�nn V z LU U _J TZ U F--I U) LU JOB NO. 40241 SHEET NO. C5.0 L t c >. m 0) .c: w m U >. a 2 N 0 N 35 c 0 0) 0 a 0) 3 (D z 0 Of � 0 9 am a 0 U am N = S9 0 0 m YI U Y N O M �m� mmmmm mmmm �� mmmmm�mm.mm� mmm ■� ��, REFERENCE LINE- SHEET C5.0 \ / / / ,/ \ / / I l r I I \ _ I J \ I ) I I / f I �s lJ � I I I / / /I / 1 1 1 I /( \ 111 // // I �m I I I I I /I I I I / / / /' I '\/ l / l / lI / / I I I I I I I I\ 1 - /f l J lI I I -, I I I I I 1 1 I IJ i f \7� \ - / / [�, / �� / / I � ^ I / // / 1/ I I I I I I \ /� / / i I ` I I I 1 / / / /1 I ( ' `\ I I / / 1 / / I / � I I b 10 117./ ✓ I I I / / I / 1 \ \ l l / / \ - /.,' / I // � / / a b y l ,- / ► ► I I 1 I , / l I� / l I I I II � ►\ �) ) I I I 1I ` lI I ` 1 I , / I J / / - /� _ - / - - - I / _, \ / // ` / \ \ / / / / * I / /� // / l I I /' , / // / // / I/// r I I \ ( I I I / I Il ( I I' ) / I I I ' I ' \ ' / , / � - / I lit/ / I r � \ 0 S ITARY/SEWEl I , I/ I , I / / / / / / /I l , I \ -\ \ I I I I I / I 1 I I I I I / I I I I \ � / - - - o / I / I // / / , _ ,l / / ► I I / / / / ) / / \ I , I , / I I / � - I r / l I - - _ \ / / / EASEDIT / l l l I l l ) ' / �/ / / / / I I \ 1 1 I 1 if 1 I / / ) 1 \ \ / r / \ - - / / I / l l ' - - _ �\ , / 82, !'Ci 430 / I I ) / , / , / l \ \ I I I I I I / ' \ ' 1 / / I \ I \ ` I / I I 0 \ l _ \ \ / I / Il / l ' I / / ' / '' / �// I I \ I I I J I ' I \ / I I / I , \ \ -\ I I ,- J I / I / � ' �0 6 I - I /// / /( / _ I \ I ^ / ' / / / p5 / / / / / / / / / , 1 , // % , I I I I _ - I I / I I I i I I \ I I I \ \ I \ // / / /l -, 1 1 I I \ l \ / I I - \ 1 I /,' / - 1 1 l l/ I I I / / // /,// r- / / l / I I I I I I I / I I I I / )I I / / I I I \- ` I 1\ \-1 \ - \ /-\�. 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I / /\, / , / / , / / / / , , / 1_ I I / / / r , I \ - I / I I / / � / I I I I / / / / / / / I \ I 1 / , / / / / \ ) \ I I / ► I'� / ' �' �' l l I , l / j / , / / , / I \ \ I I I / / / / , I / / I I 1 ` - \ I \ ' I � � \ I / / / -_ / ,\ I / / / / / // /- / / / / / \ I 1 / l I / I I I / / 1 \ - I \ I , \ I " ) ) // i / �' �/ l / J I I / / / /j / / 1 1 I I I I l I I I / / \ I 1 \ / I I / 11 � \ )lr�J / / /\/ 1 / \ / - / \ - l = / l I / / I / / // / j / / I I I /- I I I I I I ) / , I Ili / / / /J f / /, i \\ \\ / \ \ / I /, II / \ \ ` \ / I I / I �/ \l — % co I l I l ' / /' /// /' I I I / I I\ I I l � l l l I' I///l // / I I ( / I I/ I\ ` - \\ I I / / I _ - IX S\ I / / I I I I 1, I f \ I // / I / I / , \ I /// / \ _ l\ l � / l I / l 1 ) I I I l // / / I I / I � � I I ' / \ -- \ /� / I I / / I l l / J I I / I I / I / / / '' // '/ / �1 I I / I \ / 1 / / _-_ / \\\ / I I// l l / / l l I l I / // ► I I 1 r I I I / /, ' / / / /'I I I / I / \ - -, _ I ' I II / I\ �.// /� \ �� \ \ \ \ I /�// // \ l l / I / l I l l l /I / /// / I I / I I /- -I / /'// / ' ll/ 1 / I / J I / --- I r I \ \ _ \ / I \ ` \ \\ ., \ \ (Z I // / � l / l I I l l / / / /, / l I / \ / I / l I I I " I l l , / / l I ,' �- I `-/\ I 1\ 1 �/ 1 1) ® � \\ \\ \� \ ) \ a /// / \ \/ / \/ / l I Il l l /I / ��// / /� /I I I / / I , I/ I / I I ,',' l I II I / , I' I ,' I I I I \ I I \ \ ,/ \ l \ \ / ❑t ' \ li l \ I l l / / //, // / / I , / / l / // I I / l I /. _ \ \ I I I \ - i \ � \\ II'I' ' \\ 6„ l I \ // I / l I IIIIII /l /�/'/i /' 1' // I / l l // / l / /I I/ I //j/ I /1 /I /I // 1' I "I-�-,---\ I /' ,' \\\� __I I I I 1\ / \ 1\ �Q/1 k /-/r- — l I / 1 / l lb��l ( l ' /' / l ( / / / / / Il l I I I/I ) / i c, / / I I/ I I I I I \\�\ I I i I \ / \ \ \\J I \` //p - �N 1 Li /� Q I , I l I I l I / I / / / I/ 'I I / / /' I/ I ' ' l i ' / ' I l l\\ I I I I "" ( \ - ) I I ) ► I I I \ \ t � t 6 I I � I I I l (\11 I / I I / l / / l / / / / / l lI I I / l / \ 1 I / / / - \ I ) \ \ \ _ - -/ / I I \ 1 \ \ \\\ \ (/TC t / l) , l 1 I I I b I I/ I / I/ Il / l l l I //// / l / I I I I / I I / I / - \ I I I`_- I I I I \ \ I \ JOINT PARKING ,, I ` UTL // f I f / I Il / l am / l I// 11 I I ' / 1 --/\ / I l' I // I / l I I r I /I I I I I I I ' I I \ I \ I I I \ ` 11 \ ACCESS EASEMENT / / I I / r\ I 1 I / / / I l I / \ \ \ /\ DB. 1282 PG.430 6' \� I l \ I // l I I I/ J' l'/ I f I I / I I / I/ I/// I I I I I I I I I 1 ( I I I I I I I \ \ I / \ l❑t I \ \ Lk I / I / I / I CO i l I / // I / I I 1 I I / I I I I I / I // I I I I / / -� I I I I / I rl / I\- \ \ \ I I 4 \ j \\ �\ r �\ / / // I /� I / I� / I, I l/ l I 11 I I I I I / I / I I/ J I I I I I I I I l I I I I /' I /\ I � z-, I I I I\ \ \1 (/--. I /1\ \ ,' \ \ _ / \ / 1 / / JI / / j / I 1 / I /I /I �lI \ I I i I l l Il Il II I I I/f II I f I I 1 ( / ) i I/ \ 11 1 // \_ - I l II \1 \` ` \ 1 / I / ( I I / / I \ / I I I \ \ \\ \ CQ \ \\J' M \ S\ i \ I ( // 0li // I/ �/ I I I I l//I I I 11 I I I I I / I / I I I I I I I I I/ / I \ I I \ I I \ 1 I I 1 // / I I I / \ ► \ \\ \ J \1 \\ \ \ I �I ' -cZj I I I 1 I I/ / \\ II I I I I I I I I \\ I I 1\ \\ \ I\ \ - / / \ - - � I/// 1) II \ / \ \ I \ / /-I / I I I I / I I I I ► I / r \ \ ` -I \ , \/ 1 \ \ \\\&I \ / \ \-'___ -� ` / \ I ( _ \ IIII / I I / ► I I I \ I I ► / I \ \ -J / I 1 `_ I / Q / I I I \ \ � // ► I ` 1 \ Y I , ❑ 1\\\ \ , , I ( \ / 1 I I I I I I I , 11 \ \ I \ 1 \ \ ` , I I I \, w \ \ \ \ / ` \l62. / �1 I % 1 O I / ¢O / \ \ ` ` 1 \ -111 I I 1 , I I \ I , / \ \ \ ,, 1 f I \I \`\ _ J/ \ % \ / I ,In\\ / I-\ \\\ I in I \-\ \ I I I I II \ \ // \\ - I I - 1 / /'� / I �/ I \ \ \ \ \ \ \ I I I 1 1 \ \ ) - \ \ \ \ \ ✓ / \ \ / J I / r / \ \ /I � I / I % / I I I \ II 1 \ I \ \ \ J \ \ I \ I \ \ 1 \ \ ) \ / 1 \ \ \ / / \ \ \ ' / / / \ / I / / \ IIII \ \ I \ \ 1 1 \ \ \ 1 \ ' Ij \ \ \ \ \ - - - - J / / / �) \ 11 \ \ ` \ IO \ I I1 / \ \ / I / 1 / /' 1 II \ I \\ \�11 \ \ \ \ \ \ \ \ I \ \ \ \ \ \ \ \ `\ \ \ \ \ \\ 11 / , // / // / I I1 I \ / I / / I / I I I I\l\\ \ \ - \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ / ' / , / \ \\ \ \ ) I I 1 I I \ I / I I / I I 11/ \ \ -\ ` \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ \ - / / // / / , I L -\ ` al , \ ` \ \ � �/\ - / \ I / \ I 1 I I \ � - - \ _ - \ \ \ \ \ \ \ \ \ \ 1 \ \ I \ \ ' / / / / � I \ \ _ \ / I 1 1\ - \� \ \ \ \\ \ \ \\ \\ \ \ \ \ \ �\ - \ \ \ \ \ \ -\I I \ I / I 1 ) \ \\\\II \ \ ` \ \ \ \ \\ \ \ \ \ \ \ / ) ( / / / / / J 1 III _---- \ \ \ \ \ \ \ \ -� I I / / \ ` � -460 t I l _ I / \ � 1 / / 1 \ 1 \\1 11 \ � � \ \ \ \ \ \ \ I \ \ \ \ \ \ \ \ \ � -� \ \ \ \ \ \ _ / / / / / / , - \ \ I \ � \ / (D i wit I / CO f I \ _ _ _ � \ \ \ \ \ \ \ \ \ \ I \ \ \ / / / I \ \ 1 _ -, \- J k I � ► / / fll I I )I I 11-_ \ \ \ \ \ \ \ I \ \ \ \ \ \ \ J I I I I N. 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I aFARSKI5 Lic. No. 0402048507 , .�O��A�. M E 0 N � E w a) .E ~ U a) � Q ~ � � LL o LL Lw0 F0� � LLJ L /v1 Qa J U o0 W J — I� � o M C�'J W O N z � = N ~ � X (r <_j Q 0 Q E) � to 2 " N = U � r- Q c � rn - (V Q) � � M d � CO J �� U) D O = D O = I- 0 w > w = U Q z O (L/') > ZD O • • • • z O a_ U (A W 0 Z Z O z z � U U Z Z O O as O O � � DATE 3-26-2018 DRAWN BY J. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE 1 "=40' z O I— Q Q O � z O LJJ J I..L w C) z uj Q 0 1 z � U) I�� O I— a J I 0 Qom/ G '-' M LJJ c� Q 0 C2 > z � �D Q z ( 1 J O � a W z >- -j Lu W LU L u m (D z a Q Lu z J a I— W z � W Q U J O I— U � I� V / Lu JOB NO. 40241 SHEET NO. C6.1 0 c 0 a) > .U) U c > a) O 4 m w O O_ a c m 0 a a) w 3 a) 0 c m = rn a c m V_ ca O. `O m O 3 c - d 0O aW o (5 2 z (DO 02 c H `° o a c cW m U) 0- U w U 3 Z U) O m a g x ,� C o - v 3 a) O o .0 a>' c 0) M xC a) -O a) U = 3 L a) U) " c 4 o C L O 3 c U m o I) a c a N 'D .2 -0 O c rn o N - m U a 3 C N m c c O C L) c� CL o U)) a) L �-+ � !_ L 24" TW ELEV. 438.00 24" LONG EPDXY C SIZING CALCUL BIORETENTION REQUIRED FOREBAY VOLUME: 1,567 CF X 15% = 235 CF PROVIDED FOREBAY VOLUME: 400 CF FOREBAY DIMENSIONS: 18'X9' GABION BASKET FOREBAY WALL 1 NO SCALE 1-YR ELEV = 437.58 2-YR ELEV = 437.67 18" NYLOPLAST BASIN 10-YR ELEV = 438.23 WITH DOME GRATE 100-YR ELEV = 438.90 TOP: 437.50 CLEANOUT INV. OUT = 431.00 18" HDPE RAMP SOIL TO LIP OF OVERFLOW STRUCTURTE MIN SLOPE 3:1 BOTTOM OF BIORETENTION BASIN I N ELEV: 437.00 3" HARDWOOD BARK MULCH 24" BIOFILTER MIX 3" NO. 8 STONE 09100Is] &Im"9ri]019 4" PERFORATED Z 15" HDPE SCHEDULE 40 PVC UNDERDRAIN MIRAFI 140N FILTER FABRIC OR EQUIVALENT. TO BE 2' WIDE CENTERED ON UNDERDRAIN NOTES 1. 24" BIOFILTER MEDIA DEPTH SHALL BE THE MINIMUM DEPTH AFTER A SETTLING PERIOD OF THREE DAYS. SIZING CALCULATION: DRAINAGE AREA = 0.83 ACRES Rv= 0.52 MANAGED TURF: 0.53 ACRES T(v)=1,567 CF IMPERVIOUS: 0.30 ACRES DESIGN STORAGE DEPTH: (2' X 0.25) + (3' X 0.4) + 0.50' PONDING = 2.2' SURFACE AREA REQUIRED: T(v) / DESIGN STORAGE DEPTH->1,567 / 2.2' = 712 SF SURFACE AREA PROVIDED: 1,693 SF BIORETENTION FACILITY 1 DETAIL (LEVEL 1 NO SCALE STORMWATER NARRATIVE THIS PROJECT INCLUDES THE DEMOLITION OF EXISTING STRUCTURES AND IMPERVIOUS SURFACES SURROUNDING THE EXISTING KESWICK HALL ALONG WITH THE EXPANSION OF THE EXISTING CENTRAL ENERGY PLANT. A BIORETENTION FACILITY WILL BE INSTALLED, ADJACENT TO THE CENTRAL ENERGY PLANT, IN ORDER TO MEET ALL STORMWATER QUANTITY REQUIREMENTS FOR ANALYSIS POINT 1. THIS BIORETENTION FACILITY 1 HAS BEEN SIZED TO MEET THE DEMAND OF FUTURE SITE IMPROVEMENTS (SEE PLANS TITLED "KESWICK HALL ADDITIONS AND SITE IMPROVEMENTS"). ENERGY BALANCE AND CHANNEL PROTECTION FOR THIS ANALYSIS POINT ARE IN COMPLIANCE (SEE CALCULATION BELOW). STORMWATER QUANTITY REQUIREMENTS FOR ANALYSIS POINT 2 WILL BE MET THROUGH THE REDUCTION IN IMPERVIOUS AREA. ENERGY BALANCE AND CHANNEL PROTECTION FOR THIS ANALYSIS POINT ARE IN COMPLIANCE (SEE CALCULATION BELOW). STORMWATER RUNOFF TO ANALYSIS POINT 3 (GOLF COURSE) SHEET FLOWS FROM THE PROPOSED LIMITS OF DISTURBANCE ONTO THE GOLF COURSE. STORMWATER QUANTITY REQUIREMENTS FOR ANALYSIS POINT 3 WILL BE MET THROUGH THE REDUCTION IN IMPERVIOUS AREA. ENERGY BALANCE AND CHANNEL PROTECTION FOR THIS ANALYSIS POINT ARE IN COMPLIANCE (SEE CALCULATION BELOW). STORMWATER QUALITY WILL BE ADDRESSED THROUGH THE INSTALLATION OF BIORETENTION FACILITY 1. THIS BMP WILL PROVIDE A SURPLUS PHOSPHORUS REMOVAL OF 0.05 LB/YR. THIS SURPLUS WILL BE CREDITED ON FUTURE SITE IMPROVEMENTS (SEE PLANS TITLED "KESWICK HALL ADDITIONS AND SITE IMPROVEMENTS"). WATER QUANTITY ANALYSIS POINT 1 DRAINAGE AREA ANALYSIS (PRE -DEVELOPED) PRE AREA 1-1 TO ANALYSIS POINT 1 (OFFSITE) AREA = 0.49 ACRES 0.18 ACRES (IMPERVIOUS) 0.31 ACRES (MANAGED TURF) Q (CFS) V (AC -FT) 1 YEAR 1.37 0.068 2 YEAR 1.80 10 YEAR 3.07 PRE AREA 1-2 TO ANALYSIS POINT 1 (ONSITE) AREA = 0.34 ACRES 0.01 ACRES (IMPERVIOUS) 0.33 ACRES (MANAGED TURF) Q (CFS) V (AC -FT) 1 YEAR 0.72 0.035 2 YEAR 1.00 10 YEAR 1.86 PRE AREA 1-3 TO ANALYSIS POINT 1 (ONSITE) AREA = 0.71 ACRES 0.25 ACRES (IMPERVIOUS) 0.46 ACRES (MANAGED TURF) Q (CFS) V (AC -FT) 1 YEAR 1.84 0.094 2 YEAR 2.45 10 YEAR 4.24 AREAS COMBINED (PRE AREA 1-2 + PRE AREA 1-3) Q (CFS) 1 YEAR 2.56 2 YEAR 3.45 10 YEAR 6.10 TOTAL ARES COMBINED (PRE AREA 1-1 + PRE AREA 1-2 + PRE AREA 1-3) Q (CFS) 1 YEAR 3.93 2 YEAR 5.24 10 YEAR 9.17 DRAINAGE AREA ANALYSIS (POST -DEVELOPED POST AREA 1-4 TO ANALYSIS POINT 1 (OFFSITE, DETAINED) AREA = 0.49 ACRES 0.18 ACRES (IMPERVIOUS) 0.31 ACRES (MANAGED TURF) Q (CFS) V (AC -FT) 1 YEAR 1.37 0.068 2 YEAR 1.80 10 YEAR 3.07 POST AREA 1-5 TO ANALYSIS POINT 1 (ONSITE, DETAINED) AREA = 0.34 ACRES 0.12 ACRES (IMPERVIOUS) 0.18 ACRES (MANAGED TURF) 0.04 ACRES (BIORETENTION) Q (CFS) V (AC -FT) 1 YEAR 0.93 0.045 2 YEAR 1.23 10 YEAR 2.13 BIORETENTION AREA 1 (POST AREA 1-4 + POST AREA 1-5) Q (CFS) 1 YEAR 0.04 2 YEAR 0.15 10 YEAR 2.46 POST AREA 1-6 TO ANALYSIS POINT 1 (ONSITE, UNDETAINED) AREA = 0.69 ACRES 0.21 ACRES (IMPERVIOUS) 0.48 ACRES (MANAGED TURF) Q (CFS) V (AC -FT) 1 YEAR 1.72 0.087 2 YEAR 2.30 10 YEAR 4.04 AREAS COMBINED (BIORETENTION 1 + POST AREA 1-6) Q (CFS) 1 YEAR 1.72 2 YEAR 2.30 10 YEAR 5.67 CHANNEL PROTECTION (ENERGY BALANCE): QDEVELOPED < 0.90*(QPRE-DEVELOPED*RVPRE-DEVELOPED)/RVDEVELOPED Q MAX (1-YR) <_ 0.90*(2.56 * 0.129) AC/FT / (0.132) AC/FT = 2.25 CFS 2.25 CFS + 1.37 CFS (AREA 1-4) = 3.62 CFS Q(1-YR) POST -DEVELOPED = 1.72 CFS OK FLOOD PROTECTION: POST -DEVELOPED Q <_ PRE -DEVELOPED Q OK 2.30 CFS (POST -DEVELOPED Q2) <_ 5.23 CFS (PRE -DEVELOPED Q2) OK 5.67 CFS (POST -DEVELOPED Qjo) <_ 9.16 CFS (PRE -DEVELOPED Quo) WATER OUANTITY ANALYSIS POINT 2 DRAINAGE AREA ANALYSIS (PRE -DEVELOPED PRE AREA 2-1 TO ANALYSIS POINT 2 (ONSITE) AREA = 0.97 ACRES 0.19 ACRES (IMPERVIOUS) 0.78 ACRES (MANAGED TURF) Q (CFS) V (AC -FT) 1 YEAR 2.38 0.117 2 YEAR 3.21 10 YEAR 5.71 DRAINAGE AREA ANALYSIS (POST -DEVELOPED POST AREA 2-2 TO ANALYSIS POINT 2 (ONSITE, UNDETAINED) AREA = 0.97 ACRES 0.00 ACRES (IMPERVIOUS) 0.97 ACRES (MANAGED TURF) Q (CFS) V (AC -FT) 1 YEAR 1.96 0.096 2 YEAR 2.74 10 YEAR 5.18 CHANNEL PROTECTION (ENERGY BALANCE): QDEVELOPED < 0.90*(QPRE-DEVELOPED*RVPRE-DEVELOPED)/RVDEVELOPED OK 1.96 CFS <_ 0.90*(2.38* 0.117) / (0.096) = 2.61 CFS FLOOD PROTECTION: POST -DEVELOPED Q <_ PRE -DEVELOPED Q OK 2.74 CFS (POST -DEVELOPED Q2) <_ 3.21 CFS (PRE -DEVELOPED Q2) OK 5.18 CFS (POST -DEVELOPED Qjo) <_ 5.71 CFS (PRE -DEVELOPED Quo) WATER OUANTITY ANALYSIS POINT 3 DRAINAGE AREA ANALYSIS (PRE -DEVELOPED) PRE AREA 3-1 TO ANALYSIS POINT 3 (ONSITE) AREA = 0.26 ACRES 0.08 ACRES (IMPERVIOUS) 0.18 ACRES (MANAGED TURF) Q (CFS) V (AC -FT) 1 YEAR 0.36 0.034 2 YEAR 0.48 10 YEAR 0.85 DRAINAGE AREA ANALYSIS (POST -DEVELOPED) POST AREA 3-2 TO ANALYSIS POINT 2 (ONSITE, UNDETAINED) AREA = 0.29 ACRES 0.00 ACRES (IMPERVIOUS) 0.28 ACRES (MANAGED TURF) Q (CFS) V (AC -FT) 1 YEAR 0.28 0.0298 2 YEAR 0.40 10 YEAR 0.78 CHANNEL PROTECTION (ENERGY BALANCE): QDEVELOPED 0.90*(QPRE-DEVELOPED*RVPRE-DEVELOPED)/RVDEVELOPED OK 0.28 CFS <_ 0.90*(0.36* 0.034) / (0.028) = 0.39 CFS FLOOD PROTECTION: POST -DEVELOPED Q <_ PRE -DEVELOPED Q OK 0.40 CFS (POST -DEVELOPED Q2) <_ 0.48 CFS (PRE -DEVELOPED Q2) OK 0.78 CFS (POST -DEVELOPED Qjo) <_ 0.85 CFS (PRE -DEVELOPED Quo) WATER OUALITY ANALYSIS SITE DATA PRE DEVELOPED AREA IMPERVIOUS = 0.53 ACRES MANAGED TURF = 1.75 ACRES PRE DEVELOPMENT LOAD (TIP) (LB/YR) = 2.15 POST DEVELOPED AREA IMPERVIOUS = 0.33 ACRES MANAGED TURF = 1.96 ACRES POST DEVELOPMENT LOAD (TIP) (LB/YR) = 1.83 MAXIMUM PERCENT REDUCTION REQUIRED FOR REDEVELOPMENT = 20% TOTAL LOAD REDUCTION REQUIRED (LB/YR) = -0.05 LB/YR TOTAL LOAD REDUCTION PROPOSED (LB/YR) = 0.05 LB/YR *SURPLUS LOAD REDUCTION TO BE ALLOTTED FOR FUTURE SITE DEVELOPMENT ' r CRA GW J. X0'V TZSKI,` Lie. No. 040204850 M E O O M U N N O Q O > >_ W N E ~ U U) Q L o 0 L w O ro 0� W M _ U CO a_ J - 'i O O,j U) NO N ('j W z 4 O�x v7 L <a� � = U > Q - c Ln 0 0' a--,aj N a M O - OD J O w ID z O z O a U L0 w � Z Z O Lu 0 OO Z Z O O vu ww as 00 (f)Lo j j W W 0 w \ \ O DATE 3-26-2018 DRAWN BY 1. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE NA z 0 I -I \Q 0 z �.�..I V l p� J Q z � w z , O F>_ --I I -I Q 0 aC G z G uj ~ r�^ Q c V J �z z z W 0 v W W J `J ( n V Q Q w z Lu m Q z Q 2: uj ce J w < I..L Q z U2:..� U O r�^ Q v J 2 U I -I r� V 1 W JOB NO. 40241 SHEET NO. C6.2 0 > cn U 0 0 c� m O 2- 75 n c c� cn 0 m 0 0 c 0 c� o_ 0 0 0 3 c m� 0O o � �z 00 :� 0 T � E o c o m U) c a_ 0 D 0 D' 0 � z cn cn : Q g x 0 T 1:5 o n= o Q cn cn U O O U C6 0 0 0 0 E � U � O O0 .2 �0 'U o - o � U mcn c � o m U 'cn:'- o o� � E L_ Drainage Area A Drainaee Area A Land Cover (acres) DEQ Virginia Runoff Reduction Method Re -Development Compliance Spreadsheet Version 3.0 BMP Design Specifications List: 2013 Draft Stds & Specs Site Summary Update Summary Sheet Print Preview Print DEQ Virginia Runoff Reduction Method Re -Development Compliance Spreadsheet - version 3 0 O 2011 BMP Standards and Specifications C 2013 Draft BMP Standards and Specifications Project Name: Keswick Hall - Central Energy Plant Date: 7/18/2018 Linear Development Project? No Site Information Post -Development Project (Treatment Volume and Loads) Pre-ReDevelopment Land Cover (acres) data input cells constant values calculation cells Enter Total Disturbed Area (acres) 2.28 Check: BMP Design Specifications List: 2011 Stds & Specs Linearproject? No Land cover areas entered correctly? Total disturbed area entered? A Soils B Soils C Soils DSoils Totals Fores#Open Space (acres) - undisturbed, protected forestlopen space or reforested land 0.00 Managed Turf (acres) - disturbed, graded for yards or other turfto be mowedlmanaged 1.75 1.75 limpervousCover (acres) 0.53 0.53 2.28 Post -Development Land Cover (acres) ASoils BSoils Csoils DSoils Totals Forest/Open Space (acres)- undisturbed, protected forest/open space or reforested land 0.00 Managed Turf (acres) - disturbed, graded for yards or otherturfto be mowedlmanaged 1.95 1.95 Impervious Cover (acres) 0.33 0.33 Area Check OK. OK. OK. OK. 2.28 (Constants Annual Rainfall (inches) 43 Target Rainfall Event (inches) 1.00 Total Phosphorus (TP) EMC (mg/L) 0.26 Total Nitrogen (TN)EMC(mg/L) 1.86 TargetTP Load (lb/acre/yr) 0.41 Pi (unitless correction factor) 0.90 Ri.nnff rnnffirinntc f R.rl A Soils B Soils C Soils D Soils Forest/Open Space 0.02 0.03 0.04 0.05 Managed Turf 0.15 0.20 0.22 0.25 Impervious Cover 0.95 0.95 0.95 0.95 Land Cover Summary -Pre Pre-ReDevelopment Listed Adjusted' Forest/Open Space Cover (acres) 0.00 0.00 Weighted Rv(forest) 0.00 0.00 %Forest 0% 0% Managed TurfCover(acres) 1.75 1.75 Weighted Rv(turf) 0.25 0.25 %Managed Turf 77% 77% Impervious Cover (acres) 0.53 0.53 Rv(impervious) 0.95 0.95 %Impervious 23% 23% Total Site Area (acres) 2.28 2.28 Site Rv 0.41 0.41 Treatment Volume and Nutrient Load Pre-ReDevelopment Treatment Volume (acre-ft) 0.0784 0.0784 Pre-ReDevelopment Treatment Volume 3,416 3,416 (cubic feet) Pre-ReDevelopment TP Load 2.15 2.15 (lb/yr) Pre-ReDevelopment TP Load per acre 0.94 0.94 (lb/acre/yr) Baseline TP Load (lb/yr) (0.41 Ibsfacrelyr applied to pre -redevelopment area excluding 0.93 pervious land proposed for new impervious cover) :adjusted Land Cover5ummary: Pre ReDevelopment land cover minus pervious land cover(forest/open space or managed turf) acreage proposed for new impervious cover. Adjusted total acreage is consistent with Post-ReDevelopment acreage (minus acreage of new impervious cover). Column I shows food reduction requriementfor new impervious cover (based on new development load limit 0.411bs/acre/year). Land Cover Summary -Post (Final) Land Cover Summary -Past Land Cover Summary -Post Post ReDev. & New Impervious Post-ReDevelopment Post -Development New Impervious Forest/Open Space 0.00 Forest/Open Space 0.00 Cover (acres) Cover (acres) Weighted Rv(forest) 0.00 Weighted Rv(forest) 0.00 Forest 0% %Forest 0% Managed Turf Cover Managed Turf Cover (acres) 1.95 (acres) 1.95 Weighted Rv (turf) 0.25 Weighted Rv (turf) 0.25 %Managed Turf 86% %Managed Turf 86% Impervious Cover 033 Re Dev. I m pervious I New Impervious Cover 0.00 0.33 (acres) Cover (acres) (acres) Rv(impervious) 0.95 Rv(impervious) 0.95 Rv(impervious) -- % Impervious 14% %Impervious 14% Final Site Area (acres) 2,28 Total ReDev.SiteArea 228 (acres) Final Post Dev Site Rv 0.35 ReDev Site Rv 0.35-- Treatment Volume and Nutrient Load Final Post- Post -Re Development Post -Development Development Treatment Volume 0.0668 Treatment Volume 0.0668 Treatment Volume -- (acre-ft) (acre-ft) (acre-ft) Final Post- Post-ReDevelopment Post -Development Development 2908 Treatment Volume 2,908 Treatment Volume -- Treatment Volume (cubicfeet) (cubic feet) (cubic feet) Final Post- Post-ReDevelopment Development TP 1.83 Post -Development TP Load 1.83 Load (TP) Load (Ib/yr) (Ib/Yr) (lb/yr)' Final Post -Development Post-ReDevelopment TP TP Load per acre 0.80 Load per acre 0.90 (lblacrelyr) (lblacretyr) Max. Reduction Required (Below Pre- 20% ReDevelopment Load) TP Load Reduction TP Load Reduction Required for 0.11 Required for New 0 Redeveloped Area Impervious Area (lb/yr) (lb/yr) A Soils B Soils C Soils D Soils Totals Land Cover Rv Forest/Open Space (acres) 0.00 0.00 Managed Turf (acres) 0.06 0.06 0.25 impervious Cover (acres) 0.12 0.12 0.95 Total 0.18 Total Phosphorus Available for Removal in D.A. A (lb/yr) 0.29 Post Development Treatment Volume in D.A. A (W) 468 Stormwater Best Management Practices (KK = Kunott Keauctlon) --Select from dropdown lists - Phosphorus Untreated Runoff Managed Impervious Volume from Runoff Remaining Total BMP Phosphorus Phosphorus Remaining Practice Reduction Turf Credit Cover Credit Upstream Reduction Runoff Treatment Removal Load from Phosphorus Removed By Phosphorus Downstream Practice to be Upstream Load to Practice Employed Credit / (" 1 Area (acres) ) (acres) Area acres Practice (ft') ( ( ft') Volume (ft') ( Volume ft ( Efficient y I[%) Practices (lb) (Ib) Practice (lb) ( ) Load Ib ( ) 1.a. Vegetated Roof #1 (Spec #5) 45 0 0 0 0 0.00 0.00 0.00 1.b. Vegetated Roof #2 (Spec #5) 60 EM 0 0 0 0 EW 0.00 0.00 0.00 2.a. Simple Disconnection toA/B Soils 50 0 0 0 0 0 0.00 0.00 0.00 0.00 (Spec #1) 2.b. Simple Disconnection to C/D Soils 25 0 0 0 0 0 0.00 0.00 0.00 0.00 (Spec #1) 2.c. To Soil Amended Filter Path as per 50 0 0 0 0 0 0.00 0.00 0.00 0.00 specifications (existing C/D soils) (Spec #4) 2.d. To Dry Well or French Drain #1, 50 0 0 0 0 25 0.00 0.00 0.00 0.00 Micro -I nfil ration #1 (Spec #8) 2.e. To Dry Well or French Drain #2, 90 0 0 0 0 25 0.00 0.00 0.00 0.00 Micro -infiltration #2 (Spec #8) 2.f. To Rain Garden #1, Micro-Bioretention #1 (Spec #9) 40 0 0 0 0 25 0.00 0.00 0.00 0.00 2.g. To Rain Garden #2, 80 0 0 0 0 50 0.00 0.00 0.00 0.00 Micro-Bioretention #2 (Spec #9) 2.h. To Rainwater Harvesting (Spec #6) 0 0 0 0 0 0 0.00 0.00 0.00 0.00 21 To Stormwater Planter, 40 0 0 0 0 25 0.00 0.00 0.00 0.00 Urban Bioretention (Spec #9, Appendix A) 4.a. Grass Channel A/B Soils (Spec #3) 20 0 0 0 0 15 0.00 0.00 0.00 0.00 4.b. Grass Channel C/o Soils (Spec #3) 10 0 0 0 0 15 0.00 0.00 0.00 0.00 4.c. Grass Channel with Compost Amended Soils as per specs (see Spec #4) 30 0 0 0 0 15 0.00 0.00 0.00 0.00 s 5.a. Dry Swale #1 (Spec #10) 40 0 0 0 0 20 0.00 0.00 0.00 0.00 None 5.b. Dry Swale #2 (Spec #10) 60 0 0 0 0 40 0.00 0.00 0.00 0.00 6.a. Bioretention #1 or Micro-Bioretention #1 or Urban Bioretention (Spec #9) 40 0.06 0.12 0 187 281 468 25 0.000.29 0.16 0.13 None 6.b. Bioretention #2 or Micro-Bioretention #2 (Spec #9) 80 0 0 0 0 50 0.00 0.00 0.00 0.00 Ta. Infiltration #1 (Spec #8) 50 0 0 0 0 25 0.00 0.00 0.00 0.00 7.b. Infiltration #2 (Spec #8) 90 0 0 0 0 25 0.00 0.00 0.00 0.00 . e• S.a. ED #1 (Spec #15) 0 0 0 0 0 15 0.00 0.00 0.00 0.00 8.b. ED #2 (Spec #15) 15 0 0 0 0 15 0.00 0.00 0.00 0.00 9.a.SheetflowtoConservationArea,A/BSoils (Spec #2) 75 0 0 0 0 0 0.00 0.00 0.00 0.00 9.b. Sheetflow to Conservation Area, C/D Soils (Spec #2) 50 0 0 0 0 0 0.00 0.00 0.00 0.00 9.c. Sheetflow to Vegetated Filter Strip, A Soils or Compost Amended B/C/DSol ls 50 0 0 0 0 0 0.00 0.00 0.00 0.00 (Spec #2 & #4) TOTAL IMPERVIOUS COVER TREATED (ac) 0.12 AREA CHECK: OK. TOTAL MANAGED TURF AREA TREATED (ac) 0.06 AREA CHECK: OK. TOTAL RUNOFF REDUCTION IN D.A. A (ft) 187 TOTAL PHOSPHORUS AVAILABLE FOR REMOVAL IN D.A. A (lb/yr) 0.29 TOTAL PHOSPHORUS REMOVED WITH RUNOFF REDUCTION PRACTICES IN D.A. A (lb/yr) 0.16 TOTAL PHOSPHORUS REMAINING AFTER APPLYING RUNOFF REDUCTION PRACTICES IN D.A. A (lb/yr) 0.13 SEE WATER QUALITY COMPLIANCE TAB FOR SITE COMPLIANCE CALCULATIONS Nitrogen Loads (Informational Purposes Only) Final Post -Development TN Load Pre-ReDevelopment TN Load (Post-ReDevelopment&New 13.07 11.a.Filtering Practice #1 (Spec #12) 0 0 0 0 0 60 0.00 0.00 0.00 0.00 (I b/yr) 15.35 Impervious) (Ib/yr) ll. b. Filtering Practice #2 (Spec #12) 0 0 0 0 0 65 0.00 0.00 0.00 0.00 13.a. Wet Pond #1 (Spec #14) 0 0 0 0 0 50 0.00 0.00 0.00 0.00 13.b. Wet Pond #1 (Coastal Plain) (Spec #14) 0 0 0 0 0 45 0.00 0.00 0.00 0.00 13.c. Wet Pond #2 (Spec #14) 0 0 0 0 0 75 0.00 0.00 0.00 0.00 13.d. Wet Pond #2 (Coastal Plain) (Spec #14) 0 0 0 0 0 65 0.00 0.00 0.00 0.00 14.a. Manufactured Treatment Device- Hydrodynamic 0 0 0 0 0 20 0.00 0.00 0.00 0.00 14.b. Manufactured Treatment Device -Filtering 0 0 0 0 0 20 0.00 0.00 0.00 0.00 14.[. Manufactured Treatment Device -Generic 0 0 0 0 0 20 0.00 0.00 0.00 0.00 TOTAL IMPERVIOUS COVER TREATED (ac) 0.12 AREA CHECK: OK. TOTAL MANAGED TURF AREA TREATED (ac)l 0.06 1 AREA CHECK: OK. TOTAL PHOSPHORUS REMOVAL REQUIRED ON SITE (lb/yr) 0.11 TOTAL PHOSPHORUS AVAILABLE FOR REMOVAL IN D.A. A (lb/yr) 0.29 TOTAL PHOSPHORUS REMOVED WITHOUT RUNOFF REDUCTION PRACTICES IN D.A. A (lb/yr) 0.00 TOTAL PHOSPHORUS REMOVED WITH RUNOFF REDUCTION PRACTICES IN D.A. A (lb/yr) 0.16 TOTAL PHOSPHORUS LOAD REDUCTION ACHIEVED IN D.A. A (lb/yr) 0.16 TOTAL PHOSPHORUS REMAINING AFTER APPLYING BMP LOAD REDUCTIONS IN D.A. A (lb/yr) 0.13 SEE WATER QUALITY COMPLIANCE TAB FOR SITE COMPLIANCE CALCULATIONS NITROGEN REMOVED WITH RUNOFF REDUCTION PRACTICES IN D.A. A (lb/yr) 1.35 NITROGEN REMOVED WITHOUT RUNOFF REDUCTION PRACTICES IN D.A. A (lb/yr) 0.00 TOTAL NITROGEN REMOVED IN D.A. A (lb/yr) 1.35 Nitrogen Nitrogen Load Untreated Nitrogen Remaining Removal from Upstream Nitrogen Load Removed By Nitrogen Load Efficiency (%) Practices (Ibs) to Practice (Ibs) Practice (Ibs) (Ibs) 0 0.00 0.00 0.D0 0EM 0.00 0.D0 0.D0 0 0.00 0.00 0.D0 0.D0 0 0.00 0.00 0.00 0.D0 0 0.00 0.00 O.DD 0.00 15 0.00 0.00 0.00 0.00 15 0.00 0.00 0.00 0.D0 40 0.00 0.00 0.00 0.00 60 0.00 0.00 0.00 0.00 0 0.00 0.00 0.00 0.00 40 0.00 0.00 0.01) 0.00 3. Permeable Pavement (RR) 20 0.00 0.00 0.00 0.D0 20 0.00 0.00 0.00 0.00 20 0.00 0.00 0.00 0.D0 s 25 0.00 0.00 0.00 0.00 35 0.00 0.00 0.00 0.00 40 0.00 2.10 1.35 0.76 60 0.00 0.00 0.00 0.00 7150.00 0.00 0.00 0.00 15 0.00 0.00 0.00 0.00 8. Extended Detention Pond (RR) rrr rrr rrr rrr rrr rrr rrr rrr 9. Sheetflow to Filter/Open Space (RR) rrr rrr rrr rrr rrr rrr rrr rrr r 11 r 1r 1 11 r rl Total Rainfall (in): 43 Total Disturbed Acreage: 2.28 Site Land Cover Summary Pre-ReDevelooment Land Cover (acres) A soils B Soils C Soils D Soils Totals % of Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0 Managed Turf (acres) 0.00 0.00 0.00 1.75 1.75 77 Impervious Cover (acres) 0.00 0.00 0.00 0.53 0.53 23 2.28 100 Post -ReDevelooment Land Cover (acres) A soils B Soils C Soils D Soils Totals % of Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0 Managed Turf (acres) 0.00 0.00 0.00 1.95 1.95 86 Impervious Cover (acres) 0.00 0.00 0.00 0.33 0.33 14 2.28 100 Site Tv and Land Cover Nutrient Loads Final Post -Development Post- Post- Adjusted Pre- (Post-ReDevelopment ReDevelopment Development ReDevelopment & New Impervious) (New Impervious) Site Rv 0.35 0.35 0.41 Treatment Volume (ftB) 2,908 2,908 3,416 TP Load (lb/yr) 1.83 1.83 -- 2.15 Total TP Load Reduction Required 0.11 0.11 0 (lb/yr) Final Post -Development Load (Post-ReDevelopment & New Impervious) Pre- ReDevelopment TN Load (lb/yr) 13.07 15.35 Pre- Final Post- ReDevelopment Development TP Load Post-ReDevelopment TP Load per acre per acre TP Load per acre lb/acre/ r Ib/acre/ r (lb/acre/yr) 0.94 0.80 0.80 ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- Site Compliance Summary Maximum%Reduction Required Below Pre-ReDevelopment Load 20% Total Runoff Volume Reduction (fta) 187 Total TP Load Reduction Achieved 0.16 (lb/yr) Total TN Load Reduction Achieved 1.35 (lb/yr) Remaining Post Development TP Load 1.67 (lb/yr) Remaining TP Load Reduction (lb/yr) 0.00 ** Required TARGET TP REDUCTION EXCEEDED BY 0.05 LB/YEAR ** Drainage Area Summary D.A. A D.A. B D.A. C D.A. D D.A. E Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0.00 Managed Turf (acres) 0.06 0.00 0.00 0.00 0.00 0.06 Impervious Cover (acres) 0.12 0.00 0.00 0.00 0.00 0.12 Total Area (acres) 0.18 0.00 0.00 0.00 0.00 0.18 Drainage Area Compliance Summary D.A. A D.A. B D.A. C D.A. D D.A. E Total TP Load Reduced (lb/yr) 0.16 0.00 0.00 0.00 0.00 0.16 TN Load Reduced (lb/yr) 1.35 0.00 0.00 0.00 0.00 1.35 TOTAL RUNOFF REDUCTION IN D.A. A (ft') 187 NITROGEN REMOVED WITH RUNOFF REDUCTION PRACTICES IN D.A. A (lb/yr) 1.35 Drainage Area A Summary SEE WATER QUALITY COMPLIANCE TAB FOR SITE CALCULATIONS (Information Only) Land Cover Summary 10. Wet Swale (Coastal Plain) (no RR) ® rrr rrr rrr rrr ® rrr rrr rrr rrr 11. Filtering Practices (no RR) rrr rrr rrr rrr rrr rrr rrr rrr 12. Constructed ® Wetland (no RR) rrr rrr r 11 1 rr ® rrr 1 11 1 11 1 11 30700.00 0.00 0.00 0.00 20 .00 0.00 0.00 0.00 40 0.00 0.00 0.00 0.00 30 0.00 0.00 0.00 0.00 14. Manufactured rrr BMP (no RR) rrr r 11 1 rr rrr rrr 1 11 1 Ir rrr rrr r 11 1 rr A Soils B Soils C Soils D Soils Total % of Total Forest/Open (acres) 0.00 0.00 0.00 0.00 0.00 0 Managed Turf (acres) 0.00 0.00 0.00 0.06 0.06 33 Impervious Cover (acres) 0.00 0.00 0.00 0.12 0.12 67 0.18 BMP Selections Managed Turf Impervious BMP Treatment TP Load from Untreated TP TP Removed TP Remaining Downstream Practice Credit Area Cover Credit 3 Volume (ft) Upstream Load to Practice (Ib/yr) (Ib/yr) Treatment to be (acres) Area (acres) Practices (Ibs) (Ibs) Employed Total Impervious Cover Treated (acres) 0.12 Total Turf Area Treated (acres) 0.06 Total TP Load Reduction Achieved in D.A. (lb/yr) 0.16 Total TN Load Reduction Achieved in D.A. (lb/yr) 1.35 1 �Op ;;el C� CR.A�IG W J. I ULARSKI Lic. No. 0402045507 8�2 �� P �, .�01 �A�. M E O O cV U N to C > )_ LU Q] a--1 ~ U (1) Q LL o W O (t- a LU = M Q<J000 J -� LUH ON C7WorJ 1�d_ O) � �O )X Q J � Q : (n = C N = U � Q C U)O M M CL zj- 00 J O W �O H O Ll z O z O d U Ln LU O LU C) C) Z) Z) C) C) W W CL W W CO co LU 00 DATE 3-26-2018 DRAWN BY 1. SANDERS DESIGNED BY A. ALLISON CHECKED BY C. SHIFFLETT SCALE NA z O IH Q O z w U) pe J IH 0 z �- Q w 0 z , O IH1 J � Oa � z � w Q V / I\ -I z z � w O U w LIJ (�"( J v V Q Q LUz w m Q z a w � -J w Q � oC Q z � w U O J Q TZ IH V) w JOB NO. 40241 L SHEET NO. C6.3 / '' :,' \✓ // /''/ ' /' / /-'''' '' � ' 2P(Jr/ \\ \ \ \ l / 1 \ /' // // /' ,/ ' ,' /' ' ' , /' /' /' //--'--/ I Iry / SCALE 1 "=20' / 0 J/ o I ) o C \ IYCar 7. IO'F.^�IRSI�I IN, \ \ \ \ \ 1 ! I / / r I / / I I , 1 \ / / - At Lic. 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I \ N Q ° 1 I / JOINT P,*KING // \ Cb/ ACCESS EASEMENT / I I l l DB. 1282, PG.430 / / / ' ' a ,� h ' I ' l I , I ' ll ' ,'/ l I I ► I ,' l I I ; I ► 1 / I I / I \ / / 1 \ \ / Lu 11/ 0' S ITARYiSEWER 1 / I / I / , / / / / / / I r -\ \ 1 1 I / I / f I / IN l E.AS EDIT I % / I / / I �l l / l - _ _ \ \ / /' ,-,.{, 1 82, PG 430 ' / / / ,' , / ', / ' / 1 \ 11 11 I 1 I /, / I 1 I JOB NO. /' 6 /\ k�31__ / \ 1 40241 1 �- ,, / , 1 l I ► I I l l I I ke p l I I \ \ \ r I l , /, / ' / l l SHEET N O . l C6.4 L 0. 0 00 L0 (36 c6 0 N Q 3 a� a� U c� 0 0 J 0 n (D V) n LU Ui N 0 Ln a� C- V)i (y) 0 i n U 0 0 i a� 4- U 0 0 N 0 i �o 0 00 FA (1) MAGNOLIA GRANDIFLORA O0- �O�- •'0 43 (4) MAGNOLIA VIRGINIANA "l/�/! 449 � —...,.— — —1v . (])MAGNOLIA GRANDIFLORA �r CEP PLANTING PLAN SCALE: 1 " = 20'-0" (16) JUNIPERUS VIRGINIANA, DOUBLE STAGGERED & SPACED 15' O.C. BETWEEN EXISTING CEDARS (1) BETULA NIGRA (2) PLATANUS OCCIDENTALIS �\ KESWICK GOLF DRIVING RANGE (22) VIBURNUM RHYTIDOPHYLLUM, DOUBLE STAGGERED & SPACED 10' O.C. (1) MAGNOLIA GRANDIFLORA (1) MAGNOLIA VIRGINIANA QQ GOLF CART STAGING AREA Planting Schedule Quantity Units Scientific Name Common Name Size 27 pcs MEDIUM CALIPER TREE 1 Betula nigra River birch 3" cal. B&B, multi stem 16 Juniperus virginiana Eastern Red Cedar 4" cal. B&B 3 Magnolia grondiflora Southern Magnolia 4" cal. B&B 5 Magnolia virginiana Sweet Bay Magnolia 3" cal. B&B, multi stem 2 Platanus occidentalis American Sycamore 6" cal. B&B 22 pcs SHRUB SCREEN 22 Viburnum rhytidophyllum Leatherleaf Viburnum 7gal. 3067 sf BIORETENTION 50% Shrubs 25% Perennials 25% Grasses Amsonio tobernaemontona Carex stricto Cephalanthus occidentalis Cornus sericeo Elymus virginicus Eupatorium purpureum Hamamelis virginiana Ilex verticillata Iris versicolor Sorghastrum nutons Vernonia noveboracensis 7350 sf VEGETATED SCREEN 50% Shrubs 25% Perennials 25% Grasses 3768 Aquilegia canadensis Baptisia tinctoria Carex pensylvanica Chasmanthium latifolium Ilex glabra Myrica cerifera Rhus aromatica 'Gro-Low' Sporobollis heterolepis Viburnum rhytidophyllum sf LAW N 452 829 1658 829 CEP PLANTING SCHEDULE Blue Star 1 gal. Tussock sedge 1 gal. Buttonbush 7 gal. Red -Osier Dogwood 7 gal. Virginia Wild Rye 1 gal. Sweetscented Joe Pye Weed 1 gal. Witch Hazel 7 gal. Winterberry 7 gal. Blue Flag Iris 1 gal. Indian Grass 1 gal. New York Ironweed 1 gal. Columbine 1 gal. Wild Indigo 1 gal. Pennsylvania Sedge 1 gal. Northern Sea Oats 1 gal. Inkberrry 7 gal. Wax Myrtle 7 gal. Fragrant Sumac 7 gal. Prairie Dropseed 1 gal. Leatherleaf Viburnum 7gal. (D EXISTING TREE TO REMAIN EXISTING LARGE OAK TO REMAIN + PROPOSED TREE + PROPOSED SHRUB 0 0 o VEGETATED SCREEN - 7350 SF 0 0 o BIORETENTION - 3067 SF LAWN - 3768 SF Festuca arundinacea Tall Fescue 12% Festuca ovina var. duriuscula Hard Fescue 22% Festuca rubra Creep Red Fescue 44% N Festuca rubra sub. Commutata Chewings Fescue 22% NELSON BY R DOEME WOLTZ LA N D S C A PE ARCHITECTS 310 East Market Street Charlottesville VA 22902 T 434.984.1358 F 434.984.4158 www.nbwla.com NO. Date Issues/Revisions 1 07.20.18 CEP STAMP PROJECT NAME KESWICK HALL LANDSCAPE ALBEMARLE COUNTY, V I R G I N I A CENTRAL ENERGY PLANT AREA PROJECT NO.: KSH 1806 DRAWN BY: CP, MF CHECKED BY: EG, CP DRAWING TITLE PLANTING PLAN AND SCHEDULE DATE: J U LY 20, 2018 SCALE: AS NOTED DRAWING NUMBER L 1,000 SCALE: NTS z 0 SEE PLANT LISTS FOR SPACING PERENNIAL AND GROUNDCOVER PLANTING DETAIL SCALE: 1 /4" = 1'-0'' FINISHED GRADE 2" DOUBLE -SHREDDED HARDWOOD MULCH EXCAVATE & TILL SOIL TO 12'' MIN DEPTH & AMEND NATIVE SOIL W/ 25% DECOMPOSED ORGANIC COMPOST SUBGRADE 12" WIDTH FOR GROUNDCOVERS, 18" WIDTH FOR SMALL SHRUBS 24'' WIDTH FOR LARGE SHRUBS ARRAY PLANTINGS IN OFFSET GRID AS SHOWN IF NOT OTHERWISE SHOWN ON PLANTING PLAN PLANT BED CURB OR EDGE OF PAVEMENT r4'� PERENNIAL AND GROUNDCOVER PLANTING LAYOUT o L2.00 SCALE: 1 /2" = 1'-0" LO 0 0 00 0 N r\ 0 a� 0 0 0 0 N J / n LU A. 0 Ln a� a� Vi (y) 0 / n Q U / 0 0 / 4- U 0 0 3" DOUBLE SHREDDED HARDWOOD MULCH ROUGHEN SIDES OF PLANTING HOLE REMOVE ALL WIRE & STRING FROM ROOTBALL AND ALL BURLAP FROM TOP 2/3 OF ROOTBALL NATIVE BACKFILL SOIL AMENDED WITH 15% DECOMPOSED ORGANIC COMPOST 2 B & B SHRUB PLANTING DETAIL L2.00 SCALE: 1 /2" = 1'-0" WAVIER. ' J G 2''x2''x6' MIN. HARDWOOD STAKES. USE 2 STAKES PER TREE AND SET OUTSIDE ROOT PACKAGE 2''-3'' DOUBLE SHREDDED HARDWOOD MULCH, TAPER AT TRUNK. MULCH TO WITHIN 2" OF TRUNK IN PLANTING AREAS. REMOVE ALL WIRE & y STRING FROM ROOTBALL AND ALL BURLAP FROM \�\�V�X\ TOP 2,3 OF ROOTBALL ��/��/�/� �I/Kv 1 111 I I �� \\LAVA AAVA�AVAAAVAAA 11= NATIVE BACKFILL SOIL V\ V A��VA��VAA AMENDED WITH 15% IIIIII\/� /�� \ \Il 1 11 1 ORGANIC COMPOST =III III III III -III 11III=III IIIIII=III I=IIII COMPACT SUBSOIL 11 11 III —III III III III III III III TO FORM PEDESTAL \ II II II I II II II II II II II II II II II II II II II II II 1-11 II II III III III TO PREVENT SETTLING 3 X ROOTBALL DIAMETER MINIMUM r5'� TREE PLANTING DETAIL L2.00 SCALE: 1 /2" = 1'-0" SET TOP OF ROOT CROWN 2" ABOVE ADJACENT GRADE SHAPE SOIL SURFACE TO PROVIDE 3' DIAMETER WATERING RING FINISH GRADE TREE PIT DEPTH=ROOTBALL DEPTH MEASURE BEFORE DIGGING TO AVOID OVEREXCAVATION PREPARE SUBSOIL TO FORM PEDESTAL TO PREVENT SETTLING WEBBED STRAPPING, ARBORTIE OR APPROVED EQUIV., LOOPED TO TRUNK. (2) PER TREE. NAIL OR STAPLE TO STAKE. SET TOP OF ROOT CROWN 2" ABOVE ADJACENT GRADE SHAPE SOIL SURFACE TO PROVIDE 3' DIAMETER WATERING RING FINISH GRADE ROUGHEN SIDES OF PLANTING HOLE TREE PIT DEPTH=ROOTBALL DEPTH MEASURE BEFORE DIGGING TO AVOID OVEREXCAVATION DRIVE STAKES 6'' TO 1'-0" INTO UNDISTURBED SOIL BELOW ROOTBALL 3" DOUBLE SHREDDED HARDWOOD MULCH ROUGHEN SIDES OF PLANTING HOLE PULL OR WASH POTTING MIX AND ROOT MAT APART TO DIRECT THE OUTER ROOTS INTO THE ADJACENT SOIL. DO NOT LEAVE CIRCLING ROOTS AGAINST THE ROOT BALL. NATIVE BACKFILL SOIL AMENDED WITH 15% DECOMPOSED ORGANIC COMPOST (_3CONTAINER SHRUB PLANTING DETAIL L2.00 SCALE: 1 /2" = 1'-0" SET TOP OF ROOT CROWN 2" ABOVE ADJACENT GRADE SHAPE SOIL SURFACE TO PROVIDE 3' DIAMETER WATERING RING FINISH GRADE TREE PIT DEPTH=ROOTBALL DEPTH MEASURE BEFORE DIGGING TO AVOID OVEREXCAVATION PREPARE SUBSOIL TO FORM PEDESTAL TO PREVENT SETTLING County of Albemarle Conservation Plan Checklist — To be placed on Landscape Plans (Handbook, pp III-284-111-297 for complete specifications) 1. The following items shall be shown on the plan: ® Trees to be saved; ® Limits of clearing (outside dripline of trees to be saved); ® Location and type of protective fencing; ® Grade changes requiring tree wells or walls; ® Proposed trenching or tunneling beyond the limits of clearing. 2. Markings: ® All trees to be saved shall be marked with print or ribbon at a height clearly visible to equipment operators. ® No grading shall begin until the tree marking has been inspected and approved by a County Inspector. 3. Pre -Construction Conference: ® Tree preservation and protection measures shall be reviewed with the contractor on site. 4. Eauiiument Oueration and Storage: ® Heavy equipment. vehicular traffic and storage of construction materials including soil shall not be permitted within the driplines of trees to be saved. 5. Soil Erosion and Stormwater Detention Devices: ® Such devices shall not adversely affect trees to be saved. 6. Fires: ® Fires are not permitted within 100 feet of the dripline of trees to be saved. 7. Toxic Materials: ® Toxic materials shall not be stored within 100 feet of the dripline of trees to be saved. 8. Protective Fencing: ® Trees to be retained within 40 feet of a proposed building or grading activity shall be protected by fencing. ® Fencing shall be in place and shall be inspected and approved by a County Inspector prior to grading or construction. 9. Tree Wells: ® When the ground level must be raised within the dripline of a tree to be saved, a tree well shall be provided and a construction detail submitted for approval. 10. Tree Walls: ® When the ground level must be lowered within the dripline a tree to be saved, a tree wall shall be provided; and a construction detail submitted for approval. 11. Trenching and Tunneling: ® When trenching is required within the limits of clearing, it shall be done as faraway from the trunks of trees as possible. Tunneling under a large tree shall be considered as an alternative when it is anticipated that necessary trenching will destroy feeder roots. 12. Clean= ® Protective fencing shall be the last items removed during the final cleanup. 13. Damaged Trees: 0 Damaged trees shall be treated immediately by pruning, fertilization or other methods recommended by a tree specialist. NOTE: IT IS THE DEVELOPER'S RESPONSIBILITY TO CONFER WITH THE CONTRACTOR ON TREE CONSERVATION REQUIREMENTS. OWNER SIG RE (DATE) Zola, CONTRACT PURCHASER SIGNATURE (DATE) 5/1/06 Page 1 of 1 6 CONSERVATION PLAN CHECKLIST L2.00 SCALE: NTS NELSON B Y R D WOLTZ LA N D S C A PE ARCHITECTS 310 East Market Street Charlottesville VA 22902 T 434.984.1358 F 434.984.4158 www.nbwla.com NO. Date Issues/Revisions 1 07.20.18 CEP STAMP PROJECT NAME KESWICK HALL LANDSCAPE ALBEMARLE COUNTY, V I R G I N I A CENTRAL ENERGY PLANT AREA PROJECT NO.: KSH 1806 DRAWN BY: CP, MF CHECKED BY: EG, CP DRAWING TITLE PLANTING DETAILS DATE: J U LY 20, 2018 SCALE: AS SHOWN DRAWING NUMBER N O �0 O 00 2 cry II L2000