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HomeMy WebLinkAboutWPO202200034 Plan - Submittal (First) 2022-08-02OLD TRAIL BLOCK 26 VIRGINIA STORMWATER MANAGEMENT (WPO) PLAN SITE DATA: TAX MAP PARCEL: 055EO-01-26-00000 MARCH MOUNTAIN PROPERTIES LLC PARCEL AREA: 5.21 ACRES LIMITS OF DISTURBANCE: 9.69 ACRES ZONING: NEIGHBORHOOD MODEL DISTRICT (NMD) IN ACCORDANCE WITH ZMA2015-00001 OVERLAY DISTRICT: NONE MAGISTERIAL DISTRICT: WHITE HALL SOURCE OF BOUNDARY AND TOPOGRAPHY: TIMMONS GROUP 28 IMPERIAL DRIVE STAUNTON, VA 24401 TELEPHONE: 540-885-0920 CONTACT:JOE MEDLEY JOE.M EDLEY@TIM MONS.COM SURVEY CONDUCTED: 2021 DATUM: HORIZONTAL: NAD83 (NA2011) VIRGINIA STATE GRID SOUTH VERTICAL: NAVD88 VIA GPS RTK OBSERVATIONS REQUIRED BUILDING SETBACKS (BLOCK 26): FRONT: 5 FT MINIMUM/25 FT MAXIMUM SIDE: 5 FT MINIMUM REAR: 5 FT MINIMUM MAXIMUM BUILDING HEIGHT: EXISTING USE: PROPOSED USE: GROSS RESIDENTIAL DENSITY: TOWNHOUSES- 4.0 STORIES OR 60 FT VACANT RESIDENTIAL LAND RESIDENTIAL DEVELOPMENT FOR TOWNHOUSES 44 UNITS/5.21 ACRES = 8.45 DU/AC PROPOSED OPEN SPACE: 1.07 ACRES/5.21 ACRES = 20.5% MAXIMUM IMPERVIOUS COVER: 3.23 ACRES WETLAND IMPACTS: NO WETLANDS ARE IMPACTED AS A PART OF THIS PROJECT UTILITIES: ACSA PUBLIC WATER AND SEWER PARKING REQUIRED: 2 SPACES PER TOWNHOUSE UNITS (44 UNITS) 1 GUEST SPACE PER 4 TOWNHOUSE UNITS (44 UNITS) 99 PARKING SPACES REQUIRED TOTAL PARKING PROVIDED: 2 GARAGE SPACES PER TOWNHOUSE (40 UNITS) 1 GARAGE SPACE PER TOWNHOUSE (4 UNITS) 2 DRIVEWAY SPACES PER TOWNHOUSE (40 UNITS) 1 DRIVEWAY SPACE PER TOWNHOUSE (4 UNITS) 15 ON -STREET PARKING PROVIDED ALONG ROAD A 26 ON -STREET PARKING PROVIDED ALONG ORION LANE 209 TOTAL PARKING SPACES PROVIDED SPECIAL FLOOD HAZARD AREA INFORMATION: SPECIAL FLOOD HAZARD AREA (FLOODPLAIN) YES [ ] NO [ X ] SIDE: 1. THE SITE IS NOT LOCATED WITHIN AN AGRICULTURAL -FORESTAL DISTRICT. 2. THE SITE IS LOCATED WITHIN THE SOUTH FORK RIVANNA RESERVOIR WATERSHED OF A PUBLIC WATER SUPPLY RESERVOIR. 3. ALL WATER AND SEWER FACILITIES ARE TO BE DEDICATED TO THE ALBEMARLE COUNTY SERVICE AUTHORITY. WPO - 2022- COUNTY OF ALBEMARLE, VIRGINIA os/oi/Zo22 VICINITY MAP 1"=1000' DEVELOPER: MARCH MOUNTAIN PROPERTIES LLC 1005 HEATHERCROFT CIRCLE SUITE 100 CROZET, VA 22932 CONTACT: DAVE BROCKMAN TELEPHONE: (702) 985-9088 EMAIL: DAVE@OLDTRAILVILLAGE.COM ENGINEER OF RECORD: TIMMONS GROUP 608 PRESTON AVE. SUITE 200 CHARLOTTESVILLE, VA 22903 CONTACT: JEREMY FOX, P.E. TELEPHONE: (540) 885-0920 EMAIL: JEREMY. FOX@TIMMONS.COM Sheet List Table Sheet Number Sheet Title C0.0 COVER C1.0 NOTES AND DETAILS IIIII, film C2.0 EXISTING CONDITIONS & DEMOLITION PLAN C3.0 EROSION & SEDIMENT CONTROL NOTES & DETAILS C3.1 EROSION & SEDIMENT CONTROL NOTES & DETAILS C3.2 EROSION & SEDIMENT CONTROL - PHASE I C3.3 EROSION & SEDIMENT CONTROL - PHASE II C4.0 LAYOUT PLAN C4.1 UTILITY PLAN C4.2 LOT & EASEMENT PLAN C5.0 GRADING & DRAINAGE PLAN C5.1 STORM INLET DRAINAGE MAP C6.0 STORM SEWER PROFILES C7.0 STORMWATER CALCULATIONS C7.1 MASTER SWM COMPLIANCE MAP NUMBER OF SHEETS = 15 SIGNATURE PANEL: DEPARTMENT OF COMMUNITY DEVELOPMENT: PLANNING & ZONING ENGINEERING INSPECTIONS ARCHITECTURAL REVIEW BOARD DEPARTMENT OF FIRE AND RESCUE ALBEMARLE COUNTY SERVICE AUTHORITY VIRGINIA DEPARTMENT OF TRANSPORTATION HEALTH DEPARTMENT APPROVAL DATE ''Ep,LTH OF Lf IEREMY L. FOX a Lic. No. 60786 08101122 r'Ell N z 0 f f Am AL Z O a U U Lu w Z O Lu w cke a 0 DATE 0810112022 DRAWN BY J. FOX DESIGNED BY R.van Niekerk CHECKED BY J. FOX SCALE N.A. N i U,Q Ow J J Q mw J cc a � ~/ LL O LL O U J X IOB NO. WJJ.w SHEET NO. fl'fFftfl' co L GENERALNOTES LEGEND 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 THE 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 35. RETAINING WALLS GREATER THAN TIN HEIGHT REQUIRE A SEPARATE BUILDING PERMIT. WALLS EXCEEDING 4' IN HEIGHT REQUIRE A STAMPED ENGINEERED DESIGN ALSO. WALLS REQUIRE INSPECTIONS AS OUTLINED IN THE USBC. 36. ALL ROOF DRAINS SHALL DISCHARGE IN A MANNER NOT TO CAUSE A PUBLIC NUISANCE AND NOT OVER SIDEWALKS. 37. BUILDINGS OR STRUCTURES BUILT BEFORE JANUARY 1, 1985 MUST HAVE AN ASBESTOS SURVEY PERFORMED IN ORDER TO APPLY FOR A DEMOLITION PERMIT. ASBESTOS REMOVAL PERMITS ARE REQUIRED IF POSITIVE FOR SUCH FROM ALBEMARLE COUNTY AND VDOLI. CONTACT VDOLI FOR THEIR ADDITIONAL REQUIREMENTS AND PERMITS FOR DEMOLITION PROJECTS AT (540)562-3580 (EXT. 131). 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. FACILITIES AS DEEMED NECESSARY. 17. VDOT SHALL HAVE APPROVED THE AGGREGATE BASE COURSE(S) FOR DEPTH, TEMPLATE AND PERFORMED THE REQUIRED FIELD ACSA GENERAL WATER &SEWER CONDITIONS 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). SEPTEMBER 14, 2021 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. 1. WORK SHALL BE SUBJECT TO INSPECTION BY ALBEMARLE COUNTY SERVICE AUTHORITY (ACSA) INSPECTORS. THE CONTRACTOR WILL 19. THE SCHEDULING OF AGGREGATE BASE INSTALLATION AND SUBSEQUENT PAVING ACTIVITIES SHALL ACCOMMODATE FORECAST BE RESPONSIBLE FOR NOTIFYING THE PROPER ACSA OFFICIALS AT THE START OF THE WORK. WEATHER CONDITIONS PER SECTION 315 OF THE ROAD AND BRIDGE SPECIFICATIONS. 2. THE ALBEMARLE COUNTY SERVICE AUTHORITY SHALL HAVE ACCESS TO USE THE AIRSPACE ABOVE THE LOCATIONS OF 20. THE OWNER'S REPRESENTATIVE SHALL HAVE APPROVED THE AGGREGATE BASE COURSE(S) FOR DEPTH, TEMPLATE AND PERFORMED CONSTRUCTION FOR THE FLIGHT OF UNMANNED AERIAL VEHICLES FOR THE PURPOSE OF IMAGERY COLLECTION. THE REQUIRED FIELD INSPECTION (PROOF ROLL) PRIOR TO PLACEMENT OF ANY SURFACE COURSE(S). CONTACT THE OWNER FOR 3. THE LOCATION OF EXISTING UTILITIES ACROSS THE LINE OF THE PROPOSED WORK ARE NOT NECESSARILY SHOWN ON THE PLANS AND INSPECTION FOR THE AGGREGATE BASE COURSE(S) 48 HOURS PRIOR TO APPLICATION OF THE SURFACE COURSE(S). WHERE SHOWN ARE ONLY APPROXIMATELY CORRECT. THE CONTRACTOR SHALL, ON HIS OWN INITIATIVE, LOCATE ALL UNDERGROUND 21. A GEOTECHNICAL ENGINEER IS TO ASCERTAIN CAUSE AND CERTIFY RECOMMENDED METHOD OF REPAIR FOR ALL PAVEMENT LINES AND STRUCTURES, AS NECESSARY. STRUCTURAL FAILURES PRIOR TO STATE ACCEPTANCE. (N/A) 4. ALL MATERIALS AND CONSTRUCTION SHALL COMPLY WITH THE CURRENT EDITION OF THE GENERAL WATER AND SEWER 22. ALL VEGETATION AND ORGANIC MATERIAL IS TO BE REMOVED FROM THE PROPOSED PAVEMENT LIMITS PRIOR TO CONDITIONING OF THE CONSTRUCTION SPECIFICATIONS, AS ADOPTED BY THE ACSA. SUBGRADE. 5. DATUM FOR ALL ELEVATIONS SHOWN IN NATIONAL GEODETIC SURVEY. 23. CERTIFICATION AND SOURCE OF MATERIALS ARE TO BE SUBMITTED TO THE OWNER'S REPRESENTATIVE FOR ALL MATERIALS AND BE IN 6. THE CONTRACTOR SHALL BE RESPONSIBLE FOR NOTIFYING MISS UTILITY (1-800-552-7001). ACCORDANCE WITH THE ROAD AND BRIDGE SPECIFICATIONS, AND ROAD AND BRIDGE STANDARDS. 7. 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, 24. APPROVAL OF A DETAILED CONSTRUCTION SEQUENCING/MAINTENANCE OF TRAFFIC NARRATIVE FOR THE WORK ZONE IS A OVER THE CENTERLINE OF PIPE. THIS INCLUDES ALL FIRE HYDRANT LINES, SERVICE LATERALS AND WATER LINES, ETC. PREREQUISITE FOR ISSUANCE OF A LAND USE PERMIT ALLOWING ACCESS TO AND CONSTRUCTION WITHIN VDOT MAINTAINED RIGHT OF 8. ALL WATER AND SEWER APPURTENANCES ARE TO BE LOCATED OUTSIDE OF ROADSIDE DITCHES. WAY. (N/A) 9. VALVES ON DEAD END LINES SHALL BE RODDED TO PROVIDE ADEQUATE RESTRAINT FOR THE VALVE DURING A FUTURE EXTENSION OF 25. GRADE LINES ON PROFILES DENOTE FINISHED GRADE OF CENTER LINE THE LINE. OF ROAD. (N/A) 10. TREES ARE NOT PERMITTED IN THE ACSA EASEMENT. 26. ALL APPROACH GUTTERS TO SAG INLETS SHALL MAINTAIN A MINIMUM 11. THE CONTRACTOR SHALL BE RESPONSIBLE TO COMPLY WITH THE NO -LEAD REGULATION REGARDING BRASS FITTINGS EFFECTIVE SLOPE OF 0.004 ft./ft. JANUARY 4, 2014 (SENATE BILL 3874 WHICH AMENDS THE SAFE DRINKING WATER ACT). 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 12. THE SEWER LATERAL BEYOND THE CONNECTION AT THE SEWER MAIN SHALL BE PRIVATE. THE SEWER LATERAL STUB -OUT SHALL 20' TRANSITION ON EACH SIDE OF THE INLET. (N/A) UNDERGO THE ACSA LOW-PRESSURE AIR TEST TO SATISFY COUNTY TESTING REQUIREMENTS. VISUAL INSPECTION OF THE SEWER 28. CONTRACTOR SHALL PROVIDE A SEQUENCE OF CONSTRUCTION/MAINTENANCE OF TRAFFIC PLAN IN ACCORDANCE WITH THE LATERAL STUB -OUT SHALL BE WITNESSED BY THE COUNTY BUILDING INSPECTIONS DEPARTMENT. THIS INSPECTION SHALL OCCUR STANDARDS AND GUIDELINES CONTAINED IN THE 2011 EDITION OF THE VIRGINIA WORK AREA PROTECTION MANUAL FOR REVIEW BY THE UNDER AN "OTHER PLUMBING" PERMIT WHICH MUST BE OBTAINED BY THE CONTRACTOR. ENGINEER, OWNER'S REPRESENTATIVE, AND VDOT PRIOR TO STARTING WORK THAT IMPACTS TRAFFIC ON STATE ROADS. 13. THE SEWER LATERAL BEYOND THE CONNECTION AT A MANHOLE SHALL BE PRIVATE. VISUAL INSPECTION AND PRESSURE TESTING OF 29. ALL NEW HANDICAP ACCESSIBLE REQUIREMENTS ON -SITE AND WITHIN ALL NEW STRUCTURES SHALL COMPLY WITH THE 2015 UNIFORM THE SEWER LATERAL SHALL BE WITNESSED BY THE COUNTY BUILDING INSPECTIONS DEPARTMENT. THIS INSPECTION SHALL OCCUR STATEWIDE BUILDING CODE, 2015 VIRGINIA CONSTRUCTION CODE, AND ICC/ANSI Al17.1-03. UNDER AN "OTHER PLUMBING" PERMIT WHICH MUST BE OBTAINED BY THE CONTRACTOR. 30. THE CLEAR ZONE IS TO BE FREE OF STORED MATERIALS AND PARKED EQUIPMENT. 14. THE FIRE SPRINKLER MAIN DOWNSTREAM OF THE GATE VALVE IS PRIVATE. VISUAL INSPECTION AND TESTING OF THE FIRE SPRINKLER 31. HORIZONTAL AND VERTICAL SIGHT DISTANCES SHALL BE FREE OF PARKED VEHICLES. MAIN DOWNSTREAM OF THE GATE VALVE SHALL BE WITNESSED BY THE COUNTY BUILDING INSPECTIONS DEPARTMENT. THIS 32. ALL EXCAVATED AREAS WITHIN THE CLEAR ZONE THAT HAVE A DEPTH GREATER THAN 6" SHALL HAVE A 6:1 STONE WEDGE PLACED AT INSPECTION SHALL OCCUR UNDER AN "OTHER PLUMBING" PERMIT WHICH MUST BE OBTAINED BY THE CONTRACTOR. THE END OF THE DAY 15. ALL FLUSHING OF FIRE SPRINKLER MAINS SHALL NOT OCCUR UNTIL APPROVAL IS GIVEN BY THE ACSA. 33. VISIBILITY OF ALL MECHANICAL EQUIPMENT FROM THE ENTRANCE CORRIDOR SHALL BE ELIMINATED. 16. PRIOR TO BACKFLOW PREVENTION DEVICE TESTING AND THE ESTABLISHMENT OF WATER SERVICE, ALL BACKFLOW PREVENTION 34. ALL WATER LINES, SEWER LINES, AND FIRE LINES FROM THE MAIN TO THE STRUCTURE MUST HAVE A VISUAL INSPECTION PERFORMED DEVICE INSTALLATIONS SHALL MEET THE ACSA BACKFLOW REQUIREMENTS AS DETAILED IN SECTION 8 OF THE MOST RECENT BY THE BUILDING DEPARTMENT. SEWER AND FIRE LINES IDENTIFIED BUT NOT WATER LINES. REVISION OF THE ACSA RULES AND REGULATIONS. 17. A DEED OF EASEMENT AND EASEMENT PLAT FOR THE UTILITY EASEMENTS, APPROVED BY THE ACSA, SHALL BE RECORDED PRIOR TO ANY WATER AND/OR SEWER SERVICE BEING ESTABLISHED. Albemarle County Albemarle County Albemarle County Private Road Acceptance Procedure As -built Road Plan Policy Public Road Acceptance Procedure This is the procedure developed by the Albemarle County Community Development Department for the As -built drawings shall be prepared for all public and private roadway construction projects within Albemarle The processing, inspection and acceptance of public roads is administered solely by VDOT. The completion of private roads. The items in this list must be completed in the order given. County. The following is a list of the minimum information required on the drawings. Additional information County is not involved in this process until the road is ready for acceptance. may be requested. The County only reviews private road as -built plans. The county does not review or 1. Tests and Inspections: Have all necessary tests and inspections performed by a professional approve public road as-builts. For questions regarding public roads, please consult with VDOT. County bond releases (or partial releases) will be considered on public roads for all portions approved ' en eer or eotech �n g or VDOT certified inspector. This should include at a minimum, by VDOT. The following items are required to be submitted for bond releases to be considered: a. California Bearing Ratio (CBR) tests, 1. A signed and dated professional seal of the preparing engineer or surveyor. b. stone depth inspections, including installation of under -drains and cross -drains, 2. The name and address of the firm and individual preparing the drawings on the title sheet. 1. Bond Inspection Request and fee c. fill compaction tests, 3. "As -built" must be labeled on the drawings with the date of preparation or revision. A form and fee are required for each bond, such as for a project with multiple phases and bonds. d. pipe and drainage structure video inspections or equivalent, 4. The constructed location of all items associated with the road construction must be shown. The items 2. As -built plan approved by VDOT, and copies of all recorded drainage easements, sight easements, e. base and surface pavement inspections, documenting materials, thickness and compaction include, but are not limited to the following: and right-of-way plats. Plats should be copies of the actual recorded documents from the Clerk's f. concrete tests a. Horizontal Alignment - Show and label measurement points, and an interpreted line between office. g. structural and related inspections for any bridges and foundations measurements. Show the as -built centerline over the design centerline. Distinguish between the design An as -built plan prepared in accordance with the County's As -Built Road Plan Policy is required. VDOT does not Compile a report of these tests, certified by a professional engineer, and submit this report with the elevation and as -built by labels and line type. Measurements shall be at each station as a minimum and , always follow this paperwork or policy, but for bond releases, especially where VDOT has not yet accepted the as -built plans. at fiequent enough intervals to accurately portray the as -built centerline, and the position of the roadway mad the minimum requirements of this olic must be if only to ensure that all improvements are in right-of- 'policy "' y 101�2. As-buitt plans and plats: Provide drawings of the constructed improvements according to the within the right-of-way or easement. An portions outside the right-of-way or easement must be � y Y P way arts documentation 3. Written documentation of acceptance from VDOT for the entire roadway or for completed items. Albemarle County As -built Road Plan Policy. Provide copies of all recorded drainage easements, corrected bYplat or construction. Forman this is sent directly to the coon on an AM-4.3 from VDOT when VDOT requests that the Board of Y, Y county sight easements and right-of-way bats. Plats should be copies of the actual recorded documents g P P b. Vertical Alignment - Show and label measurement points, and an interpreted line between g P , �P Supervisors pass a resolution of acceptance. After the resolution of acceptance is sent to VDOT, it is usually atom from the Clerk's office. Before completing as -built drawings, make any corrections necessary to measurements. Show the as -built centerline over the design centerline. Distinguish between them by six weeks before actual acceptance takes place, and VDOT issues a formal memo to the county with the road ensure all improvements are within right-of-ways and easements. labels and line type. Write the constructed vertical elevations adjacent to the design elevations. additions and new route numbers. This final notification is needed for bond release. For partial bond releases prior 3. Bond inspection: Request a bond reduction or release inspection from the County, which will Distinguish between the elevations by striking a single line through the design elevation. Measurements to this, some correspondence from VDOT for items inspected and approved is necessary. This is usually in the form of letters approving compaction reports, CBR's, pavement cores, pipe video, or other items where partial release is reduce or release your bond, indicating completion or partial completion, or generate a letter shall be at each station as a minimum, and frequent enough intervals to accurately portray the as -built sought. A final punchlist inspection report from VDOT can be used for a partial bond release, but only if indicating items in need of documentation or completion. The following documents will be needed centerline. For alignments which deviate significantly from the design, provide curvature and sight- outstanding items are not too broad. If the punchlist is not official, and only a courtesy review, it carries much less with your bond inspection request; distances. Corrections may be required for alterations from the design alignment. weight. In any case, if there are problems meeting the eligibility or occupancy minimums, and it is not known how A. Completed Bond Inspection Request form and fee b. Edge of Pavement - Display the constructed edges of pavement and width measurements at every long improvements may sit, or need replacement, partial releases may not be possible. form and fee are required for each bond, such as for a project with multiple phases and bonds. station, or more frequently if necessary to accurately portray the as -built edges. Show the as -built edges 4. Signed and sealed letter from a professional engineer listing and certifying that completed >� Pr g g f3'1IIg P b B. As -built documents per items 1 and 2 above. over the designedges. Show and label constructed edge of pavement radii for all intersections and cul- g S P improvements are built according to plan. An as -built plan prepared in accordance with the Comty's As -Built Road Plan Policy is required. For any de -sacs. Edges for sidewalk, as well as ramps and curb cuts must be included. A tt f t i f Please do not e-mail or fax copes of leer. n original and l nasignature ancertifying seaare required. Please dt re. ease o no "it "to "generally releases or reductions, the minimum requirements of this policy must be met, if only to ensure that all a Culverts, Pipes and Drainage Structures -Display the installed type of drainage structure, use qualifying statements such as appeared", or the best of my knowledge", or in accord". Improvements were either built to plan, or they were not. As -built measurements, construction inspections, and improvements are inright-of-wayand easements. culvert/pipe size, material, inlets or end treatment(s), inlet and outlet protection, alignment and invert other field verifications should be cited and included. Tolerances should be noted. The items not built according to C. Signed and sealed letter from a professional engineer listed and certifying that completed elevations compared to design. For slopes flatter than design, or inverts shallower than design, provide plan must be listed, with explanations. Deviation in pavement materials and thicknesses must be listed. If street improvements are built according to plan. computations verifying design standards. trees or sidewalks, or other items were moved, or added, this should be noted. If drainage changed, by addition or Please do not e-mail or fax copies of this letter. An original signature and certifying seal are required. d. Ditch Lines - Display the constructed location of all ditch lines, including typical section, direction of deletion of culverts, inlets, or re -alignments of pipes or grades, this should be verified by revised computations and Please do not use qualifying statements such as "it appeared", or "to the best of my knowledge", or flow, and linings. attached to the letter. If there are outstanding items or omissions, these should be listed. Graphics are helpful. In "generally in accord". Improvements were either built to plan, or they were not. As -built measurements, e. Drainage Easements - Show all platted easements with dead book references labeled. Drainage must short, please provide more than a statement of opinion or assurance. Please demonstrate that the improvements and construction inspections, and other field verifications should be cited and included. Tolerances should be construction have been inspected, investigated and documented, and are certified in detail, and county staff will not noted. The items not built according to plan must be listed, with explanations. Deviation in pavement be within platted right-of-way or drainage easements. Provide copies of recorded documents. be in the position of discovering discrepancies and deficiencies in the field. materials and thicknesses must be listed. If street trees or sidewalks, or other items were moved, or added, e. Guardrail - Display the constructed location of guardrail, including the guardrail type, length and 5. Certificate of Completion this should be noted. If drainage changed, by addition or deletion of culverts, inlets, or re -alignments of applied end treatments, compared to design. This form must be received for release of a bond. It is available on the county website. In the case of reductions, a pipes or grades, this should be verified by revised computations and attached to the letter. If there are f. Right of way and associated easements - Label deed book and page numbers for all dedicated right- letter listing the outstanding items that need to be completed before signing the certification is acceptable. It must outstanding items or omissions, these should be listed. Graphics are helpful. In short, please provide more of -ways, sight easements, slope easements, etc., and provide Copies Of recorded documents. be signed by the owner. This form says all subdivision improvements have been completed. It also says that all than a statement of opinion or assurance. Please demonstrate that the improvements and construction have g. Pavement Designs - label the as -built pavement and base on the design typical sections. Strike construction conforms to approved plans and any discrepancies have been approved by the County. This means the as -built plans have been approved by VDOT, and they have agreed to any discrepancies, which should be been inspected, investigated and documented, and are certified in detail, and county staff will not be in the position of discovering discrepancies and deficiencies in the field. through any design elements which were not applied. Inspection reports are required for fill documented in acceptance correspondence or punchhsts. D. Completed Certificate of Completion compaction, CBR's, and pavement applications. This form must be received for release of a bond. It is available on the county website. In the case of It. Street Trees - if street trees are on the design plan, provide design and as -built locations and species. reductions, a letter listing the outstanding items that need to be completed before signing the certification is i. Signs - Show all installed signs and pavement markings. Include any pedestals or other features. acceptable. It must be signed by the owner. This form says all subdivision improvements have been 1 Nov 2011 completed. It also says that all construction conforms to approved plans and any discrepancies have been approved by the County. Albemarle County Engineering Final Plan General Notes Page I 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. 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). COUNTY OF ALBEMARLE Department of Community Development Construction Record Drawings (As -built) for VSW The following is a list of information required on construction record drawings for stormwater facilities reference Water Protection Ordinance 17-422 . It is preferable erable that the ( ) .f construction record drawing be prepared by someone other than the designer. Please do not provide design drawings as construction record drawings. s. 8 8 8 A. A signed and dated professional seal of the preparing engineer or surveyor. B. The name and address of the faro and individual preparing the drawings on the title sheet. C. The constructed location of all items associated with each facility, and the inspection records to verify proper dimensions, materials and installation. The items include, but are not limited to the following: 1. Inspection Records and photographs for pipe trenches and bedding, including underdmins. 2. Video Pipe Inspection for an pipes which are not accessible or viewable. P YPP 3. Updated Location with geo-coordinates of all facilities. 4. Verified Drainage Area maps for the drainage area treated, and for drainage to the facilities. 5. Current physical and topographic surve for all earthen structures. Ponds should include a survey P YY Y of the pond bottom. Surveys should verify pond volumes are per design. Corrections may be required for alterations from the design. 6. Plants, location and type. 7. Plans and profiles for all culverts, Pipes, Risers, Weirs and Drainage Structures - Display the installed t of drainage structures culvert/pipe size weirs materials inlets or end treatment s type gO, inlet and outlet protection, alignment and invert elevations compared to design. 8. Computations: For significant deviations from design, provide sealed computations verifying that the as -built condition is equivalent or better than design. 9. Ditch Lines - Display the constructed location of all ditch lines and channels, including typical sections and linings. 10. Easements - Show all platted easements with dead book references labeled. Facilities and drainage must be within platted easements. Provide copies of recorded documents. 11. Guardrail, fences or other safety provisions - Display the constructed location of all safety provisions; fences, guardrail, including the type, length and applied end treatments, compared to design. 12. Material layers - biofilter media, stone layers, sand layers, keyways and cores must be verified as to material types and depths. Include inspection reports, boring or test pit reports and materials certifications. Biofilter media must be an approved state mix. 13. Access roads - show location of access roads, surface treatment, drainage, etc, as applicable. 14. Compaction reports are required to verify fill compaction in dams. 15. Manufacturers certifications for proprietary BMP's certifying proper installation and functioning. f�i�l.r tt OF IEREMY L. FOX a Lie. No. 60786 08/ 01 / 22� M E 0 u N � N C > E w a E w w 3 LL o 3 p LL - w0 `mom fl W L M Q�_J Uoo W J -N M to N V Z W w �0'X LL � Q v _ N =v>� F a . c Y M N W M a� W J am O oc 0 N Z O E i Z O a_ U UJ to w 0 Z O U) w w Q DATE 0810112022 DRAWN BY J. FOX DESIGNED BY R.van Niekerk CHECKED BY J. FOX SCALE N.A. N co Uw Q J OJT a Q w MJ W w Jaz ED Q ~ LL O Q Zw ° O Z 0 J O JOB NO. 1 Nov 2011 L SHEET NO. C1.0 ll II CURB INLET W/MHD II TOP=687. IV INV. IN=683.05'15" HDPE (S) II INV. 1N=683.45' (SW) INV. OUT=682.84' 18"HDPE I 8" 11 I II -688'-\ p ' MHS TOP-688.45' \ \\ 1 I \ INV. 1N=684.22' 3" PVC LA (SW) '/ \ INV. IN=684.08' 8" PVC INV. OUT=684.04' 8" PVC I I I \ I I I 1 I I I I 1 1 I 1 CURB INLET TOP=688.52' I n\ 1 INV. IN=683.7915"HDPE INV. 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FOX DB 3442 PG 188-190 ` • DESIGNED BY DB 2887PG 336-387 1 \ \ D \ DB 86 P 134389 5 I \ ✓ \ \ \ 1 \ • R.van Niekerk I DB 2035 PG 726-737 \\ / ` - 1 / • CHECKED BY 1 / / I • J. FOX ✓E TREE / I / \I / / ( \ ` / • SCALE 697, / I co I \ 1 •' / I /' I / \\ / / .' J % j APPROX. LOCATION _ � ___j_-- _ - / I � - - - - -698------- �- 15„ ' RCP - \ \ \ REMOVE I \ \ 1 \ ------ ---- - - - \ -- __-- - -o t----- - \ -' - - - _ - ` EXISTING I/ . \ \ m -\\ 6� I VEl \\ 1 J covJ \ \ CURB INLET W/MHD \ \ I 76" \� \ �8 I PAD I 1 Q Z - r-12" w -_ / 1 10, WPO R - _ \ a / I LL o TOP=695.08' 12'. IN I BUFFER �' �0\CA _ \ \ \ - - _ _ \ l 0 GOLF DRIVE INV OUT=68715' 15"RCP - ,p.,Ly, \ \ \ l 1 \ i \ o _ _ _ _ \ \ CURB INLET W/MHD \ v2„ \ - \ \\ \ \ ` \ \ / 0 -- ---_ - TOP=688.79' - _ INV. 1N=683.17' 15"RCP / I Q \ INV. OUT=683. 10'15"RCP / h /'/j J 6 `\ \ \ \ \ REN+OVE PORTIONIOF / U CURB INLET W/MHD GUTTER & CURB TOP=68590' \ �/'' ` \ \ \ \ \ \ \ \ \ _ \ ` / I I J V INV. IN=678.32' 15" RCP (S) \ \ \ \ \ I \ I INV. IN=678.30' 15" RCP (W) _ \ \ ��„ \ p \ \ \ \ \ \ 1 ( \ Z INV. OUT=678.21' 15"RCP - ' /y �\ \\ `\ \ . \ \ \ \ APPROX. LOCATION \ \ I O o /� `\ - `\ `\ ` OFDRAINAGE EASEMENT \ \ CURB \\\ \�\ \ \ \ \ \ \ \ I U) I / / TOP=685.52' ' I INV. OUT=678.51' 15" RCP \ `\\ \ \ \ \ \ \ \ \ ` \ \ \ \ ` \ \ / I \ 57< 1 \\ \ \\ \\ CURB INLET W/MHD \ TOP=684.51' INV. IN=67768'15"RCP (E) ' / '' \ \ p\ \ \ ` \\` APPROX. LOCATION INV. IN=67746' 15"RCP \`\\` INV. OUT=67746' 15"RCP y" R / ';'/ ' \\ k-- \� \ OFACSA EASEMENT' \y ` MILL & OVERLAY CURB INLET W/ MHD ' ' ; % !, ; ; , r�Aa \ I_ \ TOP=684.62' ♦ 10'LANDSCAP/NG EASEMENT (HOA) - - - - - _ - - - - -6 EXISTING ADJACENT INV. IN=676.2 1'15"RCP(DROP) \ \-----c- ---- -------- --------- - - ---- ---- � � - _ L PROPERTY LINES INV. OUT=671.67' 15"RCP El \ d CURB INLET W/ MHD ' TOP=686.83' / / JOB N0. SCALE 1"=30' \ \\ \ \ \ \\ \ \ INV. IN=678.74' 15" RCP / \ _ - 49639" 002 \ \ \ \ \ I \1I INV. OUT=678.66' 15" RCP _ 0 30' 60' `\\\�1\ \\ \\I \ \\\ j \\ - --� SHEET NO. Cil.O L EROSION AND SEDIMENT CONTROL NARRATIVE: PROJECT DESCRIPTION THIS PROJECT INCLUDES THE CONSTRUCTION AND EXPANSION OF 17 SINGLE FAMILY ATTACHED UNITS AND 27 TOWNHOUSES KNOWN AS 'BLOCK 26" IN OLD TRAIL VILLAGE, SITE WORK, UTILITIES & LANDSCAPING ARE ASSOCIATED WITH THE DEVELOPMENT LIMITS OF CLEARING AND GRADING ARE 9.69 ACRES. ADJACENT PROPERTY THE SUBJECT PROPERTY IS LOCATED WITHIN THE "WEST VILLAGE" SECTION OF OLD TRAIL SUBDIVISION. THE ADDITIONAL UNITS WILL BE CONSTRUCTED WITHIN THE VACANT PARCEL BOUND BY ASHALR AVENUE, ADDLE HILL ROAD, AND GOLF DRIVE. EXISTING SITE CONDITIONS THE EXISTING SITE CONTAINS FLAT TERRAIN AND CURRENTLY UNDEVELOPED. OFF -SITE AREAS NO OFFSITE AREAS WILL BE DISTURBED. ANY OFF -SITE LAND -DISTURBING ACTIVITY ASSOCIATED WITH THE PROJECT SHALL HAVE AN APPROVED ESC PLAN. CRITICAL EROSION AREAS EARLY ESTABLISHMENT AND PROPER MAINTENANCE OF PERIMETER CONTROLS WILL PROVIDE SEDIMENTATION CONTROL. ALL SLOPES STEEPER THAN 3:1 SHALL BE STABILIZED WITH BLANKET MATTING. EROSION AND SEDIMENT CONTROL MEASURES UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE CURRENT ADDITION OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. THE MINIMUM STANDARDS OF THE VESCH SHALL BE ADHERED TO UNLESS OTHERWISE WAIVED OR APPROVED BY A VARIANCE BY LOCAL AUTHORITIES HAVING JURISDICTION. STORMWATER RUNOFF CONSIDERATIONS THE PROPOSED DEVELOPMENT WILL BE CONVEYED TO THE EXISTING STORM SEWER MANHOLE VIA CURB AND GUTTER AND PROPOSED STORM SYSTEM. ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE MAINTAINED IN ACCORDANCE WITH VESCH AND THE CONSTRUCTION SEQUENCE, INCLUDING THE INSPECTION OF ALL MEASURES AFTER ALL RAIN EVENTS. STRUCTURAL PRACTICES: 1. TEMPORARY CONSTRUCTION ENTRANCE - 3.02 A TEMPORARY CONSTRUCTION ENTRANCE SHALL BE PROVIDED AT THE LOCATION INDICATED ON THE PLANS. IT IS IMPERATIVE THAT THIS MEASURE BE MAINTAINED THROUGHOUT CONSTRUCTION. ITS PURPOSE IS TO REDUCE THE AMOUNT OF MUD TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF. 2. SILT FENCE BARRIER - 3.05 SILT FENCE SEDIMENT BARRIERS SHALL BE INSTALLED DOWNSLOPE OF AREAS WITH MINIMAL GRADES TO FILTER SEDIMENT -LADEN RUNOFF FROM SHEET FLOW AS INDICATED. ITS PURPOSE IS TO INTERCEPT SMALL AMOUNTS OF SEDIMENT FROM DISTURBED AREAS AND PREVENT SEDIMENT FROM LEAVING THE SITE. 3. STORM DRAIN INLET PROTECTION - 3.07 STONE FILTERS SHALL BE PLACED AT THE INLET OF ALL DRAINAGE STRUCTURES AS INDICATED ON PLANS. ITS PURPOSE IS TO PREVENT SEDIMENT FROM ENTERING THE STORM DRAINAGE SYSTEM PRIOR TO PERMANENT STABILIZATION. 4. DIVERSION DIKE - 3.09, 3.11 & 3.12 A TEMPORARY RIDGE OF COMPACTED SOIL TO DIVERT WATER FROM A CERTAIN AREA. 5. SEDIMENT TRAP - 3.13 A TEMPORARY BARRIER OR DAM WITH A CONTROLLED STORMWATER RELEASE TO DETAIN SEDIMENT -LADEN RUNOFF FROM DISTURBED AREAS IN "WET' AND "DRY" STORAGE LONG ENOUGH FOR THE MAJORITY OF SEDIMENT TO SETTLE OUT. 5.1. MAINTENANCE OF SEDIMENT TRAP - INSPECT TRAP EMBANKMENT WEEKLY TO ENSURE IT IS STRUCTURALLY SOUND AND HAS NOT BEEN DAMAGED DURING CONSTRUCTION ACTIVITIES. THE TRAP SHALL BE CHECKED AFTER EVERY RAINFALL EVENT. ONCE THE SEDIMENT HAS REACHED THE DESIGNATED CLEANOUT LEVEL IT SHALL BE REMOVED AND PROPERLY DISPOSED OF. 6. DUST CONTROL - 3.39 DUST CONTROL IS TO BE USED THROUGH THE SITE IN AREAS SUBJECT TO SURFACE AND AIR MOVEMENT. 7. TREE PROTECTION - 3.38 PROTECTION OF DESIRABLE TRESS FROM MECHANICAL AND OTHER INJURY DURING LAND DISTURBING AND CONSTRUCTION ACTIVITY. VEGETATIVE PRACTICES: 8. TOPSOIL (TEMPORARY STOCKPILE) - 3.30 TOPSOIL SHALL BE STRIPPED FROM AREAS TO BE GRADED AND STOCKPILED FOR LATER SPREADING. STOCKPILE LOCATIONS SHALL BE LOCATED ONSITE AND SHALL BE STABILIZED WITH TEMPORARY SILT FENCE AND VEGETATION. 9. TEMPORARY SEEDING - 3.31 ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR MORE THAN 30 DAYS SHALL BE SEEDED WITH FAST GERMINATING TEMPORARY VEGETATION IMMEDIATELY FOLLOWING GRADING OF THOSE AREAS. SELECTION OF THE SEED MIXTURE SHALL DEPEND ON THE TIME OF YEAR IT IS APPLIED. 10. PERMANENT SEEDING - 3.32 FOLLOWING GRADING ACTIVITIES, ESTABLISH PERENNIAL VEGETATIVE COVER BY PLANTING SEED TO REDUCE EROSION, STABILIZE DISTURBED AREAS, AND ENHANCE NATURAL BEAUTY. 11. SOIL STABILIZATION BLANKETS & MATTING - 3.36 A PROTECTIVE COVERING BLANKET OR SOIL STABILIZATION MAT SHALL BE INSTALLED ON PREPARED PLANTING AREAS OF CHANNELS TO PROTECT AND PROMOTE VEGETATION ESTABLISHMENT AND REINFORCE ESTABLISHED TURF. MANAGEMENT STRATEGIES 1. PROVIDE SEDIMENT TRAPPING MEASURES AS A FIRST STEP IN GRADING, SEED AND MULCH 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 MINIMIZE PERIMETER CONTROLS. 4. ALL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE MAINTAINED UNTIL THEY ARE NO LONGER REQUIRED TO COMPLY WITH THE CONTRACT DOCUMENTS OR STATE LAW. PERMANENT STABILIZATION ALL NON -PAVED AREAS DISTURBED BY CONSTRUCTION SHALL BE STABILIZED WITH PERMANENT SEEDING 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 "GENERAL SLOPES" IN THE HANDBOOK FOR SLOPES LESS THAN 3: 1. FOR SLOPES GREATER THAN 3: 1, SEED TYPE SHALL BE AS SPECIFIED FOR "LOW MAINTENANCE SLOPES" IN TABLE 3.32-D OF THE HANDBOOK. FOR 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. SEQUENCE OF INSTALLATION PHASE I (SEE SHEET C3.2) 1. A PRE -CONSTRUCTION MEETING IS REQUIRED WITH ALBEMARLE COUNTY E&S INSPECTOR, CONTRACTOR, OWNER, AND ENGINEER. THIS MEETING SHALL TAKE PLACE AT ALBEMARLE COUNTY COMMUNITY DEVELOPMENT BUILDING. CLEARING LIMITS MUST BE FLAGGED PRIOR TO THE MEETING WITH ONE (1) WEEK OF NOTICE. 2. INSTALL CONSTRUCTION ENTRANCES, SILT FENCE AND OTHER PERIMETER MEASURES. 3. INSTALL SEDIMENT TRAPS (ST-1 & ST-2), DIVERSION DIKES, TREE PROTECTIONS, CLEAN WATER DIVERSIONS & INLET PROTECTIONS. 4. AFTER ALL EROSION AND SEDIMENT CONTROL MEASURES ARE IN PLACE, SITE WORK CAN BEGIN. 5. SEED ALL DENUDED AREAS PER VESCH STANDARDS. PHASE II (SEE SHEETS C3.3) 1. CONTINUE SITE WORK PER THESE SITE PLANS. 2. KEEP ST-1 AND ST-2 IN AS LONG AS POSSIBLE DURING THE CONSTRUCTION OF SINGLE FAMILY HOUSING AND TOWNHOMES. RESIZE AND RECONFIGURE AS NECESSARY, IN ACCORDANCE WITH VESCH. 3. INSTALL INLET PROTECTION WHERE SHOWN ON THE PHASE II EROSION AND SEDIMENT CONTROL PLAN AS THE STORM SYSTEM IS CONSTRUCTED AND BECOMES OPERATIONAL. 4. FINE GRADE PROJECT AREA. APPLY PERMANENT SOIL STABILIZATION TO THESE AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS ACHIEVED. 5. ALL STORMWATER PIPING & STRUCTURES 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. 6. ONCE THE SITE UPHILL FROM THE SEDIMENT TRAPS HAS BEEN STABILIZED AND APPROVED BY ESC INSPECTOR, REMOVE THE SEDIMENT TRAPS. 7. APPLY PERMANENT SOIL STABILIZATION TO THESE AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS ACHIEVED. 8. ONCE CONSTRUCTION IS COMPLETE AND ALL CONTRIBUTING AREAS ARE STABILIZED, EROSION CONTROL MEASURES CAN BE REMOVED UPON APPROVAL FROM THE E&S INSPECTOR. MINIMUM STANDARDS: AN EROSION AND SEDIMENT CONTROL PROGRAM ADOPTED BY A DISTRICT OR LOCALITY MUST BE CONSISTENT WITH THE FOLLOWING CRITERIA TECHNIQUES AND METHODS: MS-1. PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT FOR LONGER THAN 30 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE THAN ONE YEAR. 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 OF ALL SOIL STOCKPILES ON SITE AS WELL AS BORROW AREAS AND SOIL INTENTIONALLY TRANSPORTED FROM THE PROJECT SITE. 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 ENOUGH TO SURVIVE AND WILL INHIBIT EROSION. 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 DISTURBANCE TAKES PLACE. MS-5. STABILIZATION MEASURES SHALL BE APPLIED TO EARTHEN STRUCTURES SUCH AS DAMS, DIKES AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION. MS-6. SEDIMENT TRAPS SHALL BE DESIGNED AND CONSTRUCTED BASED UPON THE TOTAL DRAINAGE AREA TO BE SERVED BY THE TRAP. A. THE MINIMUM STORAGE CAPACITY OF A SEDIMENT TRAP SHALL BE 134 CUBIC YARDS PER ACRE OF DRAINAGE AREA AND THE TRAP SHALL ONLY CONTROL DRAINAGE AREAS LESS THAN THREE ACRES. MS-7. CUT AND FILL SLOPES SHALL BE DESIGNED AND CONSTRUCTED IN A MANNER THAT WILL MINIMIZE EROSION. SLOPES THAT ARE FOUND TO BE ERODING EXCESSIVELY WITHIN ONE YEAR OF PERMANENT STABILIZATION SHALL BE PROVIDED WITH ADDITIONAL SLOPE 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 PERMANENT CHANNEL, FLUME OR SLOPE DRAIN STRUCTURE. MS-9. WHENEVER WATER SEEPS FROM A SLOPE FACE, ADEQUATE DRAINAGE OR OTHER PROTECTION SHALL BE PROVIDED. 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. MS-11. BEFORE NEWLY CONSTRUCTED STORMWATER CONVEYANCE CHANNELS OR PIPES ARE MADE OPERATIONAL, ADEQUATE OUTLET PROTECTION AND ANY REQUIRED TEMPORARY OR PERMANENT CHANNEL LINING SHALL BE INSTALLED IN BOTH THE CONVEYANCE CHANNEL AND RECEIVING CHANNEL. MS-12. WHEN WORK IN A LIVE WATERCOURSE IS PERFORMED, PRECAUTIONS SHALL BE TAKEN TO MINIMIZE ENCROACHMENT, CONTROL SEDIMENT TRANSPORT AND STABILIZE THE WORK AREA TO THE GREATEST EXTENT POSSIBLE DURING CONSTRUCTION. NONERODIBLE MATERIAL SHALL BE USED FOR THE CONSTRUCTION OF CAUSEWAYS AND COFFERDAMS. EARTHEN FILL MAY BE USED FOR THESE STRUCTURES IF ARMORED BY NONERODIBLE COVER MATERIALS. MS-13. WHEN A LIVE WATERCOURSE MUST BE CROSSED BY CONSTRUCTION VEHICLES MORE THAN TWICE IN ANY SIX-MONTH PERIOD, A TEMPORARY VEHICULAR STREAM CROSSING CONSTRUCTED OF NONERODIBLE MATERIAL SHALL BE PROVIDED. MS-14. ALL APPLICABLE FEDERAL, STATE AND LOCAL REGULATIONS PERTAINING TO WORKING IN OR CROSSING LIVE WATERCOURSES SHALL BE MET. MS-15. THE BED AND BANKS OF A WATERCOURSE SHALL BE STABILIZED IMMEDIATELY AFTER WORK IN THE WATERCOURSE IS COMPLETED. MS-16. UNDERGROUND UTILITY LINES SHALL BE INSTALLED IN ACCORDANCE WITH THE FOLLOWING STANDARDS IN ADDITION TO OTHER APPLICABLE CRITERIA: A. NO MORE THAN 500 LINEAR FEET OF TRENCH MAY BE OPENED AT ONE TIME. B. EXCAVATED MATERIAL SHALL BE PLACED ON THE UPHILL SIDE OF TRENCHES. C. EFFLUENT FROM DEWATERING OPERATIONS SHALL BE FILTERED OR PASSED THROUGH AN APPROVED SEDIMENT TRAPPING DEVICE, OR BOTH, AND DISCHARGED IN A MANNER THAT DOES NOT ADVERSELY AFFECT FLOWING STREAMS OR OFF -SITE PROPERTY. D. MATERIAL USED FOR BACKFILLING TRENCHES SHALL BE PROPERLY COMPACTED IN ORDER TO MINIMIZE EROSION AND PROMOTE STABILIZATION. E. RESTABILIZATION SHALL BE ACCOMPLISHED IN ACCORDANCE WITH THESE REGULATIONS. F. APPLICABLE SAFETY REGULATIONS SHALL BE COMPLIED WITH. MS-17. WHERE CONSTRUCTION VEHICLE ACCESS ROUTES INTERSECT PAVED OR PUBLIC ROADS, PROVISIONS SHALL BE MADE TO MINIMIZE THE TRANSPORT OF SEDIMENT BY VEHICULAR TRACKING ONTO THE PAVED SURFACE. WHERE SEDIMENT IS TRANSPORTED ONTO A PAVED OR PUBLIC ROAD SURFACE, THE ROAD SURFACE SHALL BE CLEANED THOROUGHLY AT THE END OF EACH DAY. SEDIMENT SHALL BE REMOVED FROM THE ROADS BY SHOVELING OR SWEEPING AND TRANSPORTED TO A SEDIMENT CONTROL DISPOSAL AREA. STREET WASHING SHALL BE ALLOWED ONLY AFTER SEDIMENT IS REMOVED IN THIS MANNER. THIS PROVISION SHALL APPLY TO INDIVIDUAL DEVELOPMENT LOTS AS WELL AS TO LARGER LAND -DISTURBING ACTIVITIES. 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. TRAPPED SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION OF TEMPORARY MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND SEDIMENTATION. MS- 19. PROPERTIES AND WATERWAYS DOWNSTREAM FROM DEVELOPMENT SITES SHALL BE PROTECTED FROM SEDIMENT DEPOSITION, EROSION AND DAMAGE DUE TO INCREASES IN VOLUME, VELOCITY AND PEAK FLOW RATE OF STORMWATER RUNOFF FOR THE STATED FREQUENCY STORM OF 24-HOUR DURATION IN ACCORDANCE WITH THE STANDARDS AND CRITERIA LISTED IN SECTION 19 OF VIRGINIA ADMINISTRATIVE CODE 9VAC25-840-40 MINIMUM STANDARDS. SOILS INFORMATION: 5B - BELVOIR LOAM, 2 TO 7 PERCENT SLOPES, 16 TO 30 INCHES TO FRAGIPAN, SOMEWHAT POORLY DRAINED, HYDROLOGICAL SOIL GROUP: D 25B - DYKE SILT LOAM. 2 TO 7 PERCENT SLOPES. MORE THAN 80 INCHES TO RESTRICTIVE FEATURE, WELL DRAINED, HYDROLOGIC SOIL GROUP: B 26C3 - DYKE CLAY LOAM. 7 TO 15 PERCENT SLOPES. MORE THAN 80 INCHES TO RESTRICTIVE FEATURE, WELL DRAINED, HYDROLOGIC SOIL GROUP: B 36C - HAYESVILLE LOAM. 7 TO 15 PERCENT SLOPES, MORE THAN 80 INCHES TO RESTRICTIVE FEATURE, WELL DRAINED, HYDROLOGIC SOIL GROUP: B 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. �ALirl OF IEREMY L. FOX a Lie. No. 60786 ES-2: THE CONTROLLING EROSION AND SEDIMENT CONTROL AUTHORITY WILL MAKE A CONTINUING REVIEW AND .po 08/ 01/ 22� EVALUATION OF THE METHODS AND EFFECTIVENESS OF THE EROSION CONTROL PLAN. I� 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. E 0 0 u ES-5: PRIOR TO COMMENCING LAND -DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED ON THESE PLANS N (INCLUDING, BUT NOT LIMITED TO, OFFSITE BORROW OR WASTE AREA), SUBMIT A SUPPLEMENTARY E EROSION CONTROL PLAN TO THE ARCHITECT/ENGINEER AND THE CONTROLLING EROSION AND SEDIMENT v E CONTROL AUTHORITY FOR REVIEW AND ACCEPTANCE. w w > 3 U w 3 ES-6: PROVIDE ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND o LL SEDIMENTATION AS DETERMINED BY THE RESPONSIBLE LAND DISTURBER. (MODIFIED NOTE) 0 s ¢ j Voo z ES-7: ALL DISTURBED AREAS SHALL DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING o LAND -DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT. d p N W ^ v a w 8: DURING DEWATERING OPERATIONS, PUMP WATER INTO AN APPROVED FILTERING DEVICE. 30V)x ¢ U)ES w ES-9: INSPECT ALL EROSION CONTROL MEASURES DAILY AND AFTER EACH RUNOFF- PRODUCING RAINFALL EVENT. ur) x v z MAKE ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL F a' 0 DEVICES IMMEDIATELY. 0 ry w W M Lu a� o w am O ce w a DATE 0810112022 DRAWN BY J. FOX DESIGNED BY R.van Niekerk CHECKED BY J. FOX SCALE N.A. W N UQ O w J 00 Q w m J Q I -I w O LL O U J_ Q w 0 MR U) w 0 z O z O Z w 0 w U) i1 r►� z _0 U) O w L H JOB NO. SHEET NO. C3.0 V, LTH 0 Sediment Trap design - #1 TABLE 3.32-C OSITE SPECIFIC SEEDING MIXTURES FOR APPALACHIAN/MOUNTAIN 01, drainage area (acres) (<3) 2.41 °'""B AREA _ GRAVEL CURB INLET SEDIMENT FILTER JEREMY L. FOX a trap volumes: elevation (ft) area (so volume(cy) volume cumulative o INAL CREST OF STONE WEIR GROUND \ na \ ywy�' o• STONE 7^' vIN. CONSTRUCTION ACCESS 3" SV-2A ASPHALTii TOTAL LBS. PER ACRE MINIMUM CARE LAWN COMMERCIAL OR RESIDENTIAL 20G-250 LBS. \-� �_� - �j Lie. No. 60786 op 08/ 01/ 22 +� o�SSIONALO (cy) DRY STORAGE -iR ac COARSE "� KENTUCKY 31 OR TURF -TYPE TALL FESCUE 90-100°k 683 1014.19 % / �EXIS'ING 2% - /// PAVEMEN IMPROVED PERENNIAL RYEGRASS * 0-10% 686 1937.18 164.0 164-0 KENTUCKY BLUEGRASS 0-10% 687 2295.11 78.4 688 2678.16 92.1 242-3 334-4 WET STORAGE (°tC"°"tED) (LTER aoTR O.c+"u - J i ._.: --J HIGH -MAINTENANCE LAWN U , MIN. t .+ ACORFGA1= NA`_ E MINIMUM OF THREE (3) UP TO FIVE (5) u . sEE RUTE alA-I cGRec AGfFEW,TE" cuss x RPRAP PROFILE VARIETIES OF BLUEGRASS FROM N vi APPROVED LIST FOR USE IN VIRGINIA. 125 LBS. ¢ o > E a E wet storage: GENERAL SLOPE (3:1 OR LESS) GRAVEL FILTER 12" wet storage required (cy) (67*DA) 161.5 70' MIN. KENTUCKY 31 FESCUE 128 LBS. RUNOFF WATER WIRE MESH U w 3 bottom of stone weir (ft) 686.0 STONE CONS I L2UC NON ASPHALT PAVED III RED TOP GRASS 2 LBS. ; ,t, , FILTERED WATER ¢ LL V 3 U. o wet storage provided at this elevation c (y) 164.0 **coarse aggregate shall be VDOT #3, #357 of #5 ACCESS r-�n - wASHRAC < SEASONAL NURSE CROP *` 20 LBS. e, . , ., ;. ' ' w O slope of et storage sides 2:1 I 150 LBS. Q' ' s ¢ W v Go W J U 00 z z weir length (ft) (6xDA) 14.5 LOW -MAINTENANCE SLOPE (STEEPER THAN 3:1) • �� dry storage: bottom of trap elevation (ft) 683 EXIST NO KENTUCKY 31 FESCUE 108 LBS. . = a "> <: ": - 112 a m ry 0 LU M a .. dry storage required (cy) (67*DA) 161.5 bottom trap dimensions: 52' x 20' 2% 2% 1 PAVFVFNTJ , -- 2' M N + - 2% RED TOP GRASS 2 LBS. SEASONAL NURSE CROP *` 20 LBS. _) 't .� ' "'.a. R z w I— .� O x cJ (n crest of stone weir 688.0 top of dam elevation (ft) 689.0 t CROWNVETCH "' 20 LBS. SEDIMENT IIo:: a : a: _ ¢ & ai LL lu p dry storage provided at this elevation (cy) 170.5 top width of dam (ft) 2 150 LBS. CONCRETE C v N z slope of dry storage sides 21 top trap dimensions 44' x 76' GUTTER CURB INLET = U O Sediment Trap design -#2 POSITVI DRAINAGE *MUST ' ~ = to EXTEND FULL WIDTH �+ TO SEDIMENT OF INGRESS AND EGRESS 1 ' PERENNIAL RYEGRASS WILL GERMINATE FASTER AND AT LOWER SOIL GRAVEL SHALL BE VDOT #3, #357 OR 5 COARSE AGGREGATE. N C) W drainage area (acres) (<3) 2.91 I' wwwalc' - �.i TRAPPING DFVICF OPERATION TEMPERATURES THAN FESCUE, THEREBY PROVIDING COVER AND w r`ri a v trap volumes: mcw CREST OF STONE WEIR . EROSION RESISTANCE FOR SEEDBED. volume °C OU"D PLAN SPECIFIC APPLICATION: THIS METHOD OF INLET PROTECTION IS APPLICABLE AT elevation (ft) area (so volume(cy) cumulative A " USE SEASONAL NURSE CROP IN ACCORDANCE WITH SEEDING DATES CURB INLETS WHERE PONDING IN FRONT OF THE STRUCTURE IS NOT LIKELY TO , (cy) v AS STATED BELOW: CAUSE INCONVENIENCE OR DAMAGE TO ADJACENT STRUCTURES AND 683 1453 686 2464 217.6 217.6 DRY STORAGE 12J-{FAIN; POSITIVE DRAINAGE TO SEDIMENT MARCH, APRIL THROUGH MAY 15TH .............................. ANNUAL RYE MAY 16TH THROUGH AUGUST 15TH......................... FOXTAIL MILLET UNPROTECTED AREAS. IP 3.07- 6 N O 687 2852 98.4 316.1 WET STORAGE _ _F___ 2% TRAPPING DEVICE AUGUST 16TH THROUGH SEPTEMBER, OCTOBER...... ANNUAL RYE Gas 3264 113.3 429.3 (IXGVATED) ` OiGN4 ,r._, .� -` - f "pry * _;¢�''-" •-' NOVEMBER THROUGH FEBRUARY................................. WINTER RYE 0 STORMWATER INLET PROTECTION `E4ERclOTR G ° " IF FLATPEA IS USED, INCREASE TO 30 LBS./ACRE. ALL LEGUME SEED No Scale .9EE RUTE ao-1 CO*ReE a GREGAn" cuss i RV rILTER CLO-11 MUST BE PROPERLY INOCULATED. WEEPING LLVEGRASS MAY ALSO BE SECTIOW, A -A INCLUDED IN ANY SLOPE OR LOW -MAINTENANCE MIXTURE DURING w H WARMER SEEDING PERIODS; ADD 10-20 LBSJACRE IN MIXES. _ ¢ wet storage: wet storage required (cy) (67*DA) 195-0 „ A R1i1 Munn Water tap of 1 Lich Innllst be IIist811ed mith a lldIiIininni 1 inch Uallcock pS 3.32 U z 0 bottom of stone weir (ft) 686.0 shutoff valve supplying a Wash hose -%ith a dian►eter of 1.5 inches for adequate -I wet storage provided at this elevation (cy) 2176 **coarse aggregate shall be VDOT#3, #357 of#5 conaant presslne. Wash Water uma be carried away fi'om the ernh'ance to au ) T-I>DATE El El J-I LEI >slope PERMANENT SEEDING MIX FOR PIEDMONT AREA of wet storage sides 2-1 approved settling area to rernovg edunnernt. All secliruetnt shall be prevetntecl fi'om I0810112022 U L� U No Scale weir length (ft) (6xDA) 17.5 entering touu di'ai n , ditche oC'-WTtercovir es. !_ 0 DRAWN BY dry storage: bottom of trap elevation (ft) 683 p y dry storage required (cy) (67*DA) 195.0 bottom trap dimensions: 49' x 30' PAVED WASH RACK STANDARD ORANGE VINYL OR PLASTIC CONSTRUCTION FOX crest of stone weir 688.0 top of dam elevation (ft) 689.0 FENCE ATTACHED TO POSTS (PRE -WEATHERED WOOD, J. dry storage provided at this elevation (cy) 211.7 top width of dam (ft) 2.5 NO SCA_ 1 ERNST CONSERVATION SEEDS GALVANIZED STEEL, IRON OR THICK PVC PLASTIC), AT LEAST DESIGNED BY slope of dry storage sides 2:1 top trap dimensions 54' x 73' - RIGHT-OF-WAY NON-NATIVE WOODS MIX - ERNMX-132 40" ABOVE FINISH GRADE WITH SPAN BETWEEN POSTS NO • Sediment Trap design -#3 GREATER THAN 6' ON CENTER. EVERY NINTH POST SHALL • R.van Niekerk CONTAIN A WARNING SIGN THAT CLEARLY IDENTIFIES THE CHECKED BY drainage area (acres)(<3) 1.47 VARIABLE" BOTANICAL NAME COMMON NAME PRICE/LB FENCE AS A TREE PROTECTION FENCE. TP NO SCALE • trap volumes: oracwE CREST OF STONE WEIR °a"0N N0 ,ABA• 3.38 • J. FOX volume G 30.00% FESTUCA RUBRA CREEPING RED FESCUE 1.90 • • SCALE TREE PROTECTION elevation (ft) area (so volume(cy) cumulative - - (cy) DRY STORAGE - ARW x' 20.00% LOLIUM PERENNE, PERENNIAL RYEGRASS, 1.85 N.A. 687 747.95 'FASTBALL RGL' 'FASTBALL RGL' No Scale • 689 1219.76 72.9 72.9 (TURF TYPE) 690 1493.37 50.2 123.1 WET STORAGE (IXGVAED) `' "" TABLE 3.31-B ACCEPTABLE TEMPORARY SEEDING PLANT MATERIALS • 692 2115.98 133.7 256.8 FLTERMOTH OdpW NOiv 20.00% PHLEUM PRA TENSE, TIMOTHY, 'CLIMAX' 1.20 "QUICK REFERENCE FOR ALL REGIONS" u 'CLIMAX' -ME I W 3.Is-1 cG.leE AGGREGTE" cuss x R~ 12.00% TRIFOLIUM HYBRIDUM ALSIKE CLOVER 3.25 PLANTING DATES SPECIES RATE (LBS./ACRE) wet storage: 10.00% AGROSTIS PERENNANS, AUTUMN BENTGRASS, 14.00 SEPT. 1 - FEB. 15 50/50 MIX OF ANNUAL RYEGRASS wet storage required (cy) (67*DA) 982 ALBANY PINE BUSH - ALBANY PINE BUSH - bottom of stone weir (ft) 690.0 NYECOTYPE NY ECOTYPE (LOLIUM MULTI-FLORUM) wet storage provided at this elevation (cy) 123-1 **coarse aggregate shall be VDOT #3, #357 of #5 8.00% AGROSTIS ALBA REDTOP 8.00 50-100 CEREAL (WINTER) RYE J slope of wet storage sides 21 (SECALE CEREALE) Q weir length xDA) 8.8 100% MIX PRICE/LB BULK: $3.61 dry storage: bottom of trapap elevation (ft) 687 FEB. 16 -APR. 30 ANNUAL RYEGRASS 60-100 w dry storage required (cy) (67*DA) 98.2 bottom trap dimensions: 47' x 22' SEEDING RATE: 40-60 LB PER ACRE (LOLIUM MULTI-FLORUM) 0 crest of stone weir 692.0 top of dam elevation (ft) 693.0 WOODLAND OPENINGS dry storage provided at this elevation (cy) 133-7 top width of dam (ft) 2.5 MAY 1 - AUG. 31 GERMAN MILLET 50 ITALICA) 06 slope of dry storage sides 21 top trap dimensions 60' x 46' THE SHADE -TOLERANT GRASSES AND CLOVER ARE GOOD FOR (SETARIA WOODLAND OPENINGS AND PARTIALLY SHADED SITES. MIX FORMULATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE DEPENDING TS 3.31 N W ON THE AVAILABILITY OF EXISTING AND NEW PRODUCTS. WHILE THE / i O FORMULA MAY CHANGE, THE GUIDING PHILOSOPHY AND FUNCTION OF THE MIX WILL NOT. TEMPORARY SEEDING PLANT MATERIALS U a z No Scale > O J W 70' MIN. 5:1 EXISTING J Q Q/ L PAVEME A 3' NT SLOPE STABILIZATION SEED MIX FILTER1. 8 M A MOUNTABLE BERM SET THE STAKES. 2. EXCAVATE A 4"X 4" TRENCH ; Z No Scale CLOTH (OPTIONAL) ALONG THE LINE OF Q O SIDE ELEVATION STAKES. 6, STAKES. LL EXISTING GROUND- _ / - ' i ~� 0 70' MIN.r��� i Z WASHRACK }j10' MIN. B FLOW , Q W OPTIONAL L COMPACTED SOIL 4' •' Z 10 EXISTING 12'MIN.* PAVEMENT CWD TO HAVE MOOT STANDARD EC-2 MATTING ON UPHILL I 1 I 3. STAPLE FILTER MATERIAL TO STAKES 4. BACKFILL AND COMPACT THE AND EXTEND IT INTO THE TRENCH. EXCAVATED SOIL. Q _ Q IMIN I I SIDE L1.1 VDOT #1 COARSE AGGREGATE B POSITIVE j 10' MIN. DRAINAGE TO L 18" MIN. I 1 i i t I t I t I t I t I t ~ FLOW *MUST EXTEND FULL WIDTH OF INGRESS AND EGRESS OPERATION SEDIMENT TRAPPING DEVICE lip- - III /1� IIII O ,.X W PLAN VIEW IIIIIIr/✓0 - - -IIIiffillIIIIII FLOW Z III =III O 12' MIN. 4.5' MIN. SHEET FLOW INSTALLATION 3"MIN. (PERSPECTIVE VIEW) -17151111 3"MIN. DD CWD 3.09-1 3' I FLOW MAX. FILTER CLOTH SECTION A -A A A B ���\_ W TEMPORARY DIVERSION DIKE _ / No Scale 57 M�' �\ WUDRAOINSVPACE POINTS A SHOULD BE HIGHER THAN POINT B. DRAINAGEWAY INSTALLATION REINFORCED CONCRETE (FRONT ELEVATION) SECTION B-B CE 3.02 JOB NO. gF 3.05-2 49639.002 STONE CONSTRUCTION ENTRANCE CONSTRUCTION OF A SILT FENCE WO/ WIRE SUPPORT SHEET NO. No Scale 3.1 No Scale L i SF EROSION CONTROL LEGEND * S li t! LIMITS OF CLEARING AND GRADING - DRAINAGE DIVIDE SOIL AREA DIVIDE CE PAVED CONSTRUCTION ENTRANCE 3.02 SF X SILT FENCE 3.05 IF ® INLET PROTECTION 3.07 DD DIVERSION DIKE 3.09 ST SEDIMENT TRAP 3.13 TS TEMPORARY SEEDING 3.31 PS PERMANENT SEEDING 3.32 MU MULCHING 3.35 BM BLANKET MATTING 3.36 TP TP TREE PROTECTION 3.38 DC DUST CONTROL 3.39 * "VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK" SPECIFICATION NUMBER O y o Wo I I I I - 0 00_ DOD - - I -- / I x (� JDE � I \ I _ I1 44v.11 / IHO INV. (EJl /INV. E (SJJINVDPE /II /—M w—I SOIL TYPE: 11 II' I' II 36C L IP kl-- TP II II 56 TP TP TP — — it IP Ip It TP TP — TP TP IP — — — _ I 2424" - - \ / -- l 24 i a - - _ - - - - - - TS CE / \ --- - / — — __ \_--WASHRACK - \ \ I DC SEDIMENT TRAP 3 uu ODD DRAINAGE AREA: 1.47 AC DD ENSURE \ I I I / ' STORAGE REQUIRED: 200 CY / \ O POSITIVE \ I 1\ , / ' STORAGE PROVIDED: 256 CY / \\ I DRAINAGE \ // / BOTTOM OF TRAP: 687 \ / TOWARDS THE\ I 1 / ' I I / , SEDIMENT TR/XP. I \ - , I _ - - ENSURE� r POSITIVE\ \ ` DRAINAGE. \ DRAINAGE AREA TO SEDIMENT TRAP 1 I / I I II \ I / TOWARDS THH€ SEDIMENT TRAP: 2.41 AC DRAINAGE AREA: 2.41 AGE I I/ 1 \ ' \ I / ' ' SEDIN�€NT TRAP. ` \ ` \ STORAGE REQUIRED: 32I2.9 CY \ t `\ / / / I , - / / — — / I \ \ \ \ 3. STORAGE PROVIDED: 34 CY \ \ \ BOTTOM OF TRAP: 683 DRAINAGE AREA TO SEDIMENT TRAP: 1.47 AC � BLOCK 68 Yy ! I SF DC I I / I \ / _ _ — — — _ _ — — _ _ , \ I / MARCH MOUNTAIN I \ \l I \ \ / I I I PROPERTIES, LLC 1 \ NOTE: KEEP SEDIMENT TRAPS IN PLACE AS ` \ / \ ' / - / 11 \ / \ 1 \ LONG AS POSSIBLE. RESIZE AND RECONFIGURE SO L TYPE: \ AS NECESSARY. FILLING SEDIMENT TRAP ONCE \ \ I \\ CONTRIBUTING DRAINAGE AREA IS STABILIZED. 25 COORDINATE REMOVAURECONFIGURATION I WITH COUNTY E&SC INSPECTOR 1-� LIMITS OF \ DISTURBANCE: D o \ I STOCK 9.69 ACRES STOCKPILE & I � I � \ - I / I STAGING AREA / ' - / ` \ DRAINAGE AREA TO SEDIMENT TRAP: I I / / I TS \ 2.91AC 1 I _ \ SEDIMENT TRAP 2 \ - - DRAINA�;EAREA: 2.91 AC \ - - _ /' / / / I \ ( ` /' / 0 - \I \ / DC STORAGE REQUIRED: 389.9 CY I `\ STORAG�-: PROWDFD: 429.3 CY BOTTOM OF TRAP: 1 83 I IP I Ip �- `\ SOLI TYPE: ,\ \ I GO \ \ �IP SF \\\\ \ \ IP 15 R IP kkk I SCALE 1 "=40' 0 40' 80' I V,t l ri OF IEREMY L. FOX a Lie. No. 60786 08/ 01 / 22� M E O O U N � N C > E ai E w Lu Q LL 3 p LL j V20 z — ui O > ' o ry W (L a� 30V)x (va w p Ln i ❑ ry z O Fva� _^ U) 8 > W M Lu Lu 00 O x c� 0 F p w w w F- z 0 i// DATE 0 0810112022 } DRAWN BY J. FOX • DESIGNED BY • R.van Niekerk • CHECKED BY • J. FOX SCALE 1"=40' ui 0 N 0 U;� O - U co J Q z < o 2 Z 0 o LLJ Z J 0 0 Fn 0 LLI JOB NO. 49639.002 SHEET NO. C3.2 L E El _ I I �r l�La,o 41 _ \ + 13 s w 1i—� oI I w r _ ' SOIL TYPE: SOIL IP kl — — TP — it / I I ssC I" _ TP `(_ _ Tv11 \ 1 4 \\ 5B _====TP -- TP -- TP - - -II IP _ Ip I+ \ TP TP TP TP - TP _ IP \ ` _ o -- — SF \ \ I I \ 688 - - C E / / - - - - -� \ \ Ps I — / I I / `\ I , � / / BLOCK6A 1 1 \ \ m \ 691 MU 1 / \ I 1 1�/ �/ / I MARCH MOUNTAIN PROPERTIES, LLCTP 692 ' 1 / \ / ' \ jI / 693 IP Ps 1 I I u I \ SF BLOCK 68 I I \ MARCH MOU TAIN \ 695 / I— — \ _ _ _ 4 % I 1 i PROPERTI $ LLC694 1 8"W \ l 8„W 8 W SO LI TyF,E: \ I If `-J \ y_-- —� co 0 TP co 1 1 Q TP It SF Q,omp 12„W\r \ I \\\ � \I I/ / ,' MU26 _ \ _ \ \ ° I IP Ps ok I r EROSION CONTROL LEGEND �' ` \ \ \ \ ` \ \ ` S )♦ LIMITS OF CLEARING AND GRADING - 1 \Y�\ `�\` \ IP �\ \ \ \ \ ` \ IN DRAINAGE DIVIDE �2 \\ \ SF SOIL AREA DIVIDE �� �\ \ \\ \ \ �\ \ \ \ ` \ — — - - - - - - CE PAVED CONSTRUCTION ENTRANCE 3.02 \ \ ��\ \ \ \� \ / \ UG — _ o 1p SF X SILT FENCE 3.05 \ IP ® INLET PROTECTION 3.07 DID DIVERSION DIKE 3.09 \ ST SEDIMENT TRAP 3.13 TS TEMPORARY SEEDING 3.31 PS PERMANENT SEEDING 3.32 MU MULCHING 3.35 BM BLANKET MATTING 3.36 TIP TP TREE PROTECTION 3.38 DC DUST CONTROL 3.39 * "VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK" SPECIFICATION NUMBER SCALE 1"=40' 0 40' 80' fL'ALltl �F IEREMY L. FOX a Lie. No. 60786 08/ 01 / 22� M E O O U N � N C > E v E w uj Q U. o 3 p LL -i V oMo z —� o C7 Lu �� a w � 3O'x U) w Ln i ry z O Fva� U) 8 > W M Lu Lu 00 � H 0 x (D D 0 F p w Lu w a z 0 V) DATE 0 0810112022 } DRAWN BY J. FOX • DESIGNED BY • R.van Niekerk • CHECKED BY • J. FOX SCALE 1"=40' ui U) N O U;� OLLJ JZ J Q O LLJ •r_'•A1• Gcm JQZ LL < W O LLI U U) Z O O LLI JOB NO. 49639.002 SHEET NO. C3.3 L ll I I x O II II II ll 11 II I 11 I 11 II I I I III( 1111—8„w----8„I,v- -8"W-----8"W----- I I ' II II — � I �- W— It ASHLAR AVENUE j 1111 I I I It II I I I II I I II — — — — — — — — — — — — — — — — — s I � - 1 I 1 I I I I y I I II I ° ' LEGEND: CONCRETE SIDEWALK ° HEAVY DUTY ASPHALT I I LIGHT DUTY ASPHALT z MILL & OVERLAY I I MILL & OVERLAY ROAD SIGN r_.0 TIE TOEXISTING SIDEWALK & CG-6N ON BOTH SIDES OF NEW ENTRANCE OPEN SPACE A / I17420 SF OPEN SPACE B _ 29295 SF 111 1 5'f ETBACK Jw a II (TYP) 5' SIDEWALK O�Q I 5' LEAD WALK J. (TYP) I 5'SETBACK / I I I (TYP) / o— TIE TO EXISTING CG-6 II LOT 2 LOT 3 'p PARKING I Q 4453 SF 3276 SF 3202 SF LOT 4 I LOT 5 LOT 6 O 1J / I STRIPING I I I 3991 SF 2 I I 3647 SF 2938 SF LOT 7 , �� I II w ' ' LOT 8 MILL & OVERLAY I 2903 SF 41441 SF / , II %; 4 "NO PARKING" LOT 9 P) I I 43337 SF SIGN (TYP) / 20' ARALLEL PARKING LENGTH II I STOP SIGN . r I LOT 10 LOT 11 I I R25' : I 3216 SIF 3323 SF / I 'I LOT 12 CG-6 / I 4887 SF CG-12 / 6 SAN-------- ROAD SAN --- ------"----- ROAD A S R479.5' / „W 35' PRIVATE R/V1/ SANROAD SIGNS 8" �- I ROAD SIGN s '�__ IV (TYP) R25' STOP>SIGN Oa / R470' / I �' SAN R25' / TIE TO EXISTIN SIDEWALK & CG-6 LL' LOT 13 2184 SF 63 SF 1100 LOT LOT 40 S LOT LOT 16 LOT 17 CG 1.2 -�__ S 9' PARKING DEPTH (TYP) 1459 SF 1055S 1477 SF 1 i / 4705 SF m'Y "NO PAR NG" CG-9B ( P FOR 14046 SF �i OIW SIGN 1944 SF LOT 21 � �I ALL DRI EWAYS) I I 2014 SF LOT 22 R25' STOP SIGN 1517 SF T 23 O1154 S LOT 2 OP SIGN LOT 41 Ml 81 SF 3317 SF s CG-6 LOT 25 I 1814 SF OT 26 / °, '� ----� "NO PARKING" NG DEWALK •.,..•. R25' SAN-��O C ' 6' PLANTING STRIP AD A ' 5' SI 8„W 23' PPRIVATE $qpl SIGN / LOT 42 CG 6 / w R25' -- 8„w _ n s -l-�29�6 3622 SF 1`�2fl� I I ROAD SIGN / I :. ROAD SIGN SSA I •' / / I I LOT 43 -1 ��, "NO PART NG" 3902 SF SIGN I a•\ s °, LOT 27 LOT 28 LOT 29 LOT 30 LOT 31 LOT 32 ' / \ R • R25 , R350' / 2603 SF 1697 SF 1642 SF 2115 SF 2184 SF 1660 SF LOT 33 / `� s ' 1670 SIF / LOT 44 I 1680 SF LOT 35 „w� _ / 5617 SF s I _ 2394 SF •v. ' } LOT 36 R25' / 2163 SF I / 5' SP) BACK END ROAD MARKERS �� / LOT 37 STOP SIGN / / I (STANDARD OM4-2) 1739 _ —/ SF —o LOT 38 I / 1814 SF I °, ` LOT 39 4903 SF �72 W GOLF DRIVE -,z"w b "W— _ _ _ 1z" W — y "NO PARKING" 1 SIGN 5' SETBACK co- \ `�O STOP SIGN \ \ \ R25' CG-12 ' \\ ' CG-12 (TYP) C, MILL & OVERLAY TIE TO EXISTING CG-6 /// ON BOTH SIDES OF EX/STING ADJACENT PROPERTYLINES \�2^y R25, NEW ENTRANCE QO . ROAD J 2 SIGN I SCALE 1 "=30' 11 0 30' 60' 0 0000000 11II BLOCK 6A MARCH MOUNTAIN PROPERTIES, LLC BLOCK 6B MARCH MOUNTAIN PROPERTIES, LLC IEREMY L. FOX a Lie. No. 60786 08/ 01 / 22� n E O U N � N C > E w v E w w 3 Q LL 3 p LL -3V000 z o —u O 00 .. rn C7w � (L w 30V)x tUn J ay W � Q � � O i c ry z Fva� O c U) 0Lu nO > M Lu 00 O x c� 0 F — p w w H z O DATE 0 0810112022 } DRAWN BY J. FOX • DESIGNED BY • R.van Niekerk • CHECKED BY • J. FOX SCALE 1"=30' 0 UQ O w Z w Iz J Q LL ~ 0 0 z < O U 0z 0 O — O 0 JOB N0. 49639.002 0 SHEET NO. o C4.0 L �` U x 1111 CURB INLET W/MHD 11 TOP=687.IV ll II II I CURB INLET W/MHD - INV. 1N=683.05' 15" HDPE (S) ll i'"i TOP=686.00' INV. 1N=683.45' (SW) INV. OUT=682.84' 18"HDPE I I I 11 �-�J INV. 1N=682.59' 12"HDPE INV OUT=681.25'15"HDPE � - 11 11-8"W-----8"W---- 11 MHS CURB INLET W/MHD CURB INLET W/MHD - 1 m 11 TOP=686.93' TOP=685.98' TOP=688.45' I I I INV. 1N=681.51'24"HDPE INV. 1N=681.04' 15" HDPE (NW) INV. 1N=684.22'3"PVC LAT. (SW) { II11 INV. OUT=681.47'24"HDPE INV. 1N=680.63'24"HDPE(SW) INV. 1N=684.08' 8" PVC 4� 1 I _ _ _ - - - 24. INV. OUT=680.45' 24" HDPE INV. OUT=684.04' 8" PVC - - - - 4 1 I I I I 1 1 / I I I I II I 1 CURB INLET W/MHD 11 I TOP=688.52' II I z INV. 1N=683.79' 15" HDPE I I I INV. OUT=683.72' 15" HDPE I 1 I / CURB INLET W/MHD I I TOP=692.60' ^ INV OUT=685.27' 15" HDPE I I /u 11 CURB INLET W/MHD °02 II TOP=692.51' I INV. 1N=685.02' 15" HDPE (E) I INV. 1N=685.01' 15"HDPE(S) INV. OUT=685.01' 15"HDPE � I � MHS � TOP=695.50' I 11 o- 15'� INV. IN=687.41'8"PVC y INV. OUT=687.23' 8"PVC I CURB INLET W/MHD II TOP=69527' `'y\ li v 8" SAN. INV.1N=687.65'15"HDPE I 114 I J 16 SSWR INV. OUT=687.63' 15" HDPE I / II II 1 ICURB INLET W/ MHD TOP=696.56' O INV. 1N=688.21' 15"HDPE l I INV. 0UT=688.06' 15" DPE / I I o SAN % MHS ll TOP=69700' 7 / INV. IN=689.95'4"PVC Cb� ^ll INV. OUT=689.83'8'PVC / ll cb/ s CURB INLET W MHD TOP=69712' INV. OUT=686715" HDPE Cb 1 C 8"W 8"W 8"x8" TEE & GV. TIE TO EXISTING 8" DIP WATERLINE. CONTRACTOR TO DIG TEST PIT TO VERIFY DEPTH 10 8" X 8" TEE & (3) GVs 8" X 8" TEF_ & (3)GVs CURB INLET W/MHD TOP=686.84' INV. IN=680.13' 15" HDPE (E) INV. IN=678.97' 30" HDPE (S) 8" W - - - - - 8" W - - 7 P ASHLAR AVENUE if I I I I 11 --------24' - ---------- 4" SSWR LATERAL. CONTRACTOR TO INSTALL PVC TURN -UP PIPE (TYP) 8"W DA TE C 8" CL 52 WATERLINE `DOMESTIC I III WATER SERVICE I - -- i I 1 n/'9f1LEW70TS 8" x 6" TEE FHA ° 6S1G1H1T;D1ST4NCjEASEMENT22.50-I BEND ------------------------------- 90° BEND 900 BEND -- - CURB INLET W/MHD TOP=695.08' 12' W GOLF DRIVE INV. OUT=68715' 15"RCP - 72., W �12„W�- -72"W---12"W- - 0 TIE TO EXISTING 8" DIP STUB AT VALVE. CONTRACTOR TO DIG TEST PIT TO VERIFY DEPTH L-7 8" SAN. SSWR If 4" SSWR LATERAL. CONTRACTOR TO INSTALL PVC TURN -UP PIPE (TYP) - 2 SCALE 1 "=30' 0 30' 60' APPROX. LOCAION OFACSA EASEMENT 15" RCP --12"W-�_ 14 8"w o a °p 2 VCURB CURB INLET W/MHD INLET W/MHD TOP=686.94' TOP=690.28' INV 1N=679.25'24"HOPE INV. 1N=682.71'24"HDPE I II INV OUT=679.19' 30"HDPE INV. OUT=682.68'24"HDPE pl Lli--W- II _cyJ � I I Z I I MHS MHS TOP'4"P II I I TOP=687.82' I I I I I INV. 1N=678.29' 8"PVC C INV. 1N=679.35'4"PVC CURBINLETW/MHD I I INV. OUT=67772' 8" PVC INV. OUT=679.06' 8" PVC TOP=690.33' I I INV. OUT=682.94' 24"HDPE I -- C o-L -SAN - - - - -SAN- - - - -SAN- 8" CONNECT TOEX ACSA SANI MANHOLE 20'ACSA (OIdTrVI 19-5) - VA SAN/TARP R/ABLEW/DTHACS SEWER EASEMENT SAN/TARYSEWER EASEMENT II WATERLINE DEFLECTION (TyP) / TRAFFIC RATED 100' WPO BUFFER CURB /NLET W/MHD TOP=68590' RINV. 1N=678.3215CP (S) \ INV. 1N=678.30' 15" RCP (W) �� INV. OUT=678.21' 15"RCP h_ 0 \ CURB INLET W/MHD I TOP=685.52' INV. OUT=678.51' 15" RCP \ \ I� CURB /NLETW/MHD TOP=684.51' INV. 1N=677 68' 15" RCP (E) INV. 1N=67746' 15"RCP(W) INV. OUT�=6l777.44,6''' 115" RCP , - 1 CURB INLET W/MHD TOP=684.62' EX/STING ADJACENT INV. 1N=676.21' 15" RCP (DROP) PROPERTYLINES INV. OUT=671.67' 15"RCP CURB INLET W/MHD TOP=688.79' INV. 1N=683.17' 15" RCP INV. OUT=683. 10'15"RCP 0 8" SAN. SSWR ca OD 2 / ce \0 J 0Q h w 8"CL5 WATELNE WATERLINE DEFLECTION (TYP) FHA, 8" x 6" TEE / 8" X 8" TEE / (3) 8" GV / / - 8" SAN. SSWR / / / ' X 8" TEE ND$"1.25° L/: B GV / 14, 7S4� 1 \cb �t WATERLINE DEFLECTION (TYP) APPROX. LOCATION OF DRAINAGE EASEMENT 450 BEND. TIE TO EXISTING 8" DIP STUB AT VALVE. CONTRACTOR TO DIG TEST PIT TO VERIFY DEPTH APPROX LOCATION OFACSA EASEMENT TIE TO EXISTING 12" DIP STUB. 12"X8" TS&V. 22.50 BEND. CONTRACTOR TO DIG TEST PIT TO VERIFY DEPTH LEGEND: CONCRETE SIDEWALK HEAVY DUTY ASPHALT LIGHT DUTY ASPHALT MILL & OVERLAY BLOCK 6A MARCH MOUNTAIN PROPERTIES, LLC BLOCK 6B MARCH MOUNTAIN PROPERTIES, LLC --- - 10'LANDSCAP/NGEASEMENT(HOA)- --------------- -� I �UGT - U- I I II II U CURB INLET W/MHD a TOP=686.83' INV. 1N=678.74' 15"RCP I I INV. OUT=678.66' 15" RCP I1 it OF IEREMY L. FOX > Lie. No. 60786 08/ 01 / 22� n E O � U N � N C > E v E w 3 w w Q a o 3 p LL w 0 m � V 2 z a - i .. O o (L w 30 )x U) o¢ 6LL w i c ry z O Fva c U) P nO1i > W M � a� 00 O x c� 0 F p w L w H Q z O D 0 O DATE 0810112022 DRAWN BY J. FOX DESIGNED BY van Niekerk CHECKED BY J. FOX SCALE 1"=30' IL N UQ 0wz MJ Q W w m J LL LL ~ }o J O U 0 0 JOB N0. 49639.002 SHEET N0. C4.1 0 0 3 a 90 o o �z 20 o � c m- a w c m - a 0 c w w U3 3 z„ 02 2 a F � o r �3 n dm 2 Y J N X = d m '0 d `o E dM 06 a c �c 10 a 0 m-6o m a c m wco c 1 nE L F E L 0 LEGEND c E�Tx 0 L 0 ❑ ACSA SANITARY SEWER EASEMENT a7 ^T�� JEREMY L. FOX a ASCA UTILITY EASEMENT Lie. No. 60786 08/ 01 / 22 z I I ASCA WATER EASEMENT IONALG II II I PUBLIC STORM EASEMENT M E O N ® U � PRIVATE STORM EASEMENT N ¢ o S —SAN— — — — —SAN— — — —SAN w 3 0 ��� v E — w vy x - � ---- --------------------------- - - - ~ U. O LL wO `mom VAR/ABLEW/DTHACS a Lu v oo z SAN/TARYSEWEREASEMENT / o "i O 20' ACSA SANITARY o in " v a SEWER EASEMENT G x � oa 6w Lu ulvv� z s/ BLOCK 6A x a U) MARCH MOUNTAIN ~ N ry w PROPERTIES, LLC w M Lu a � 00 C7 0 w w w H U C) ¢ z 20' ACSA WATER O w J EASEMENT > DATE BLOCK 68 0 08/01/2022 0 MARCH MOUNTAIN } DRAWN BY PROPERTIES, LLC I� J. FOX • DESIGNED BY • R.van Niekerk • CHECKED BY J. FOX • SCALE 1"=30' APPROX. LOCATION / S ` / OF ACSA EASEMENT. Q _ __ u ; C-9/ gBLEWID71 I Y TO BE RELOCATED O a ° ANCSEMENT I w----- _ - // J a Z LLJ ------------------- LLJ -------------------- -- - -o \� I m m 2E J Q w --12"W— 72.,W � \\��\\\• GOLF DRIVE -12 "W- - — 0 72 � � � \ w —12"I.y--��-12"W--�— �� \ �\ � o Off$ CU z 0 _j P CO '�'• `� \` � 4L \ APPROX. LOCATION 0 0 ``� \ OF DRAINAGE EASEMENT �` !! APPROX LOCATION OFACSA EASEMENT �\ 92 \ >0'LANDSCARING EASEMENT (HOA) EXISTING ADJACENT - ------------------------------- ------------------------I PROPERTY LINES It / II 0 II 0 1 0 JOB N0. SCALE 1"=30' 11 49639.002 I1 I11 0 30' so' 0 00�000o o SHEET C4.2 0 0 -687 _ I _ 1\ JEREMY L. Fox a I _ Lie. No. 60786 11 - 11 8„W o �\ 686. 08101122 -688'-\ 11 \-687_-8"W-----811, �O Lldc—ram-- _---- _ _ i - 4 ��S G � �86--- II 8"w W— II --- -_ SIONAL - 690 1ca ASHLAR A VENUE \ -686 --- - - - -N' 687 \ / 1 I - - _ - / \\ \ --/ II - I I - _ - \ , \ TC � o E __- \ --687 />E _ SAN — .S,qp/ — — — —SAN ( — — _ — — — — ai E I-- _ --688 ____ - - - - -- 68s--- - — — — i ^ _ - ------ _ v�� ~: I _ \ ....— J 104I //-- T 688 -- -- -- - I a Jtr -- - - - - -WJ—ui 0692 .�'-- ----693 a689 02 c�J \\\ M I ILu 30�X UI 690 �' `\ ----// / / /_--694 .... r \ v i Ln �V ai� Z t BLOCK 6A F ¢ n O 691 I I U /' / a UI .. I / \ m /v / � MARCH MOUNTAIN rn I \ II / / - - J _- - \ _ "., .. :�, \ \ I/ I I // \\ •.'' I �J/ .. ; / 1 �' PROPERTIES, LLC vLu 692 / h \ / _ m \\ \\ ®� ----- � \ J J J / ., .•.. �, / � ' 693 ;' / I I \ ' I / \ I\ I I L_OT 1-__ LOT 2 L T 3 \ \ / v� \ 1, t' I O \ I \ 4453 SF - 227(r8F 32025E LOT 4 LOT 6 6g 1J ^� 1 1/ \ \ I I LOT 5 > \ / F 3991 SF 3647 SF �2938 SF LOT 7 \ �� \ F \ LOT 8 I / / \ ' w 69 2903 S\ r / TI �/ �, \ 4141 SF \ 1 / \ / g6 w w I 1 ' / / • '6 v LOT 9 I \ I _ /' \ // ,' ' / / - Q ' \ I \\\4337SF -6 ! \ i I / / z I r. LOT 10 / 3216 SF 3 23 \ ` j I j' / / /' /// O DATE \ O o \ OT 12 / / BLOCK 68 / 11 0 08/01/2022 �6 46 \ ' ` I - 692 - _ 7SE _ /' i / ( MARCH MO U TAIN } DRAWN BY SAN \ - _ - _ \ PROPERTI S, LLC 1 \ °> _ J. FOX DA / ` / 1 DESIGNED BY JC PRI ATE TC 1 `� co \ R. van Niekerk 694q& (1 S/� .' ' I I o� • CHECKED BY .57' 126 1 12 / - '• rn 1 / l 1 I • J. FOX \ I / \ J \- SAN 694.06' co I / /` \ I � LOT 13 � ` � ' � / I S ' \ \ TC 2184 SF L& 14 LOT 15 LOT 16 8 W -� g \ \ _ / I • SCALE ' / \ LdT 40 695.05' It 1563 SF 1100 S LOIT 17 LOT 18 J. 9v �- \ m 1477 SF LOT 19 _ / \ • 1 "=30' ,470 SF p� \ rC 145� SF 1055 SF 1446 SF LOT 20 J: " ' 8"w -- -\\ t. 4.9 �pWj 694.19' 1 \ 1944SF ~� 2014 SF LOT'22 / G ' 1517 S� \ I M o \ \ I 1154 S LOT 24 ' a.as' - ' / I \ LOT 41 1 N I _ N o \ 1681 SF ( / \ 3317 SF/ 6� �' N N \ N N 1814 SF LOT 26 I ,4 7j0 ' DnAl— N ;� \6g 19695It _ 3622 SF `� aw- 0 0' o' ' N u�iI�/\ 1 0 1 .g\I 1 L043 \ ^ \ \ 693 ' II \ 6 130 �, 1 7 692 / / \\ w 390 SF - - _ I 1 "2.58� \ I LOT 27 LOT 28 \ LOT 29 LOT 30 \ LOT 31 1 \ _ 6 \ 2184 SF L& 32 / ry• _ / / \ i1 I Z $603 SF 16 17 SF �642 SF 2115 SF / 1660\SF LOT 33 oP `� r 1670 SF LOT 34 1680 SF LOT 35 0 1 _ I / / / \ J t . LOT 44 2394 SF \ \ 5617 SF t� 88 / 6g1 '� 1 U Q w LOT36 6 0 _\I \ 1 \ I > _ 2163 SF / \ '-_ LOT 37 1j3 114 69? \\ \ IILd J T739 SF 29T38 TC / W w 690 Q / 181a SF I CO \ - \ LOB 396. J ; ' ' 1 Q Q �® — 1— 12" IN /-- _ 100' WPO - 4903 SF ' I � _ l BUFFER ,' �v 1\ I / ' \\ ~ 0 p6 GOLF DRIVE 12"W J` \12" IN � \ \ \ \ o \ 12'"W\\ / \\\ -- `K• � \6BB `. I \\ l_- ��' � \I � Z V 12"W� �12"W\—..\J y: \ � 7 /� T_ O \-6$7-- EXISTING ADJACENT PROPERTY LINES \ \\ \ _ / JOB NO. SCALE 1 "=30' ` \ \� I \ \II I \ ` - - _ 49639.002 \\ \ \ \ 30' so' y 11 \ \ \ \ \ SHEET No. 0 : \ 0 I\ \ \I -----\ of C5.0 L \\\ 1 11 II II LEGEND LJ 0 yI� 11 111 ` - _ o \ I /' /� O d %pry ✓� -- / 687 --- / \ _ AREA C L) IEREYIYL.FOX y u _ -686 . - \ I / / ` - - \ \ - \ - - ` Lie. No. 60786 STR # y� 08101122 _-688 -\ I II \'687. --- _ _- . _ 686 - I I �SSIONALG 690 \ I 11 /I ii ASHLARAVENUE ' ii Z ii �'/ TIME OF �II I _ 1 \ CONCENTRATION -- rr 687 i i ^ � i \ / \\ 11 __-------------- - 686 - - - - - II - - - . ^ \ I \ - - - _ _ j - - 1 J\ 100 C - 6 MIN cn \ \ I / \-------- ------ _ - - _ FOR ALL 0 --- / - 6 ------ -------------------------- - - INLETS _ i -0 \ N Vi I I \ _ _ -687 / _ S -SAN .SARI - - -SAN - - - - ' E ------------ - 688 -\ `--- / --_-------- 688-- ------ __-- - - -- -- = _ - - - - J - \ -'/ - --- _--------- `v ~v w 3 1 / ¢LL o 688 /� J /- - - - - - -- ' -691 \ 104 Q/ // �'' // //- \ wwl,OLM /`692 \\ 103 �� ^/ /' -_/ / ` aw Vui O \ \11 \ \ 689------ 689 �0 // ---------693 ---_ ` I �� rn /' \i c�u�+ a /69\ / / \ ` 02 / I z lr LL 692 / BLOCK 6A = ' v �/ p� / \ / v N♦ / / �s =� z 691 I 0.11 0.75 ,/ // a /\emu; U) E0175 / MARCH MOUNTAIN IN > 104 PROPERTIES, LLCLu \ 102 692 / \ / / - / / ( o w 693 \ I 693 / // I 0 y4�J I 120RD o w 690 / '6gA 11 11 i / 6g0 o _ -6 I \ / \ / / - z 0 DATE 6 \ 6917 \ \ / ` I I / / BLOCK 6B 0 08/01/2022 �� \ 0.43 0.73 , - 9p - - _ _ ` - - _ I I MARCH MO TAIN } DRAWN BY O J9S \ _ _ - _ PROPERTI S, LLC 89q \ \ \ 120 - _ - 1 ' / J. FOX I \ / rn ' 19 + \ I 1 • DESIGNED BY 0.70 \ 0.06 0.76 ` \ I \ - _ - \ \ 1 • R.van Niekerk 140 / 124 0.22 0.74 \ \ I , / / i' • CHECKED BY co 126 \ 12 / 1 • rn I l I • J. FOX / / \ / / l _ /\\ I • • SCALE • - - - \ 135RD \ \ 0.04 o.7s I I 0.15 0.90 \ 108 \ 126RD _ _ \ I • -Q" ♦ 0.20 0.76 11ORD I /ko 135 6 / \ m 0.20 0.80 I 693 137 // , I � I � \ � \ 135 \ � 1 _ 1 ♦ � 0.09 0.80 I 1 / 114 / ♦ 1 � ' � 3q I / \ / / I .0) rn� \� �� - 693 692 \'r' N\ 0.13 \ I I I iv A / 0.19 0.9 / 112 137RD \ r s I (�� w CID O Lu --------------- -- 0.08 0.90 ------ -0 t----- ----/ - 112RD ++ I m - ' 128RD o.09 0.70 -- II I 1 J \ \ \ \ \ d 1 100, WPO - _ \ 6 \� I I \ LL 128 o.oz 0.75 \ J Q GOLF DRIVE 130 \ BUFFER / _ _ + 1 \ / ~� 1 1 \ _j \ B8 \ - - / 1 Z Z \ \ ` \ \\ 689 v ) m EXISTING ADJACENT PROPERTYLINES01 - \\ \� \ / JOB N0. SCALE 1 "=30' ` \ \ \` \� \ \\ I \ \II / / 1 , / _ - _ _ 49639.002 0 30' 60' SHEET C5.1 of L V, I TFI 0 O y d JEREMY L. FOX a Lie. No. 60786 08101122 x� m ui r; M o��SSIONAL G 0 0 0 O 0 F 2 ° v a0 u�oi co ob)g 1cm r-� 00 gym" c`! 00 cOO� °0o STA 14+41.56 =It o,(D (00 00 Z) �O} of CO m �(O('M (0 �N V LO (O (O m�C)LO 10 ��(Oz z 0 M = + W (O (? + W H + a oo a0 F (M + N °D H TOP 692.39 O o E c°z +':co =cy(o0(O(O Z) 'tom Z) INV IN686.01 111 6 0>> > 0 (L o� z p �� z z p o�mz O ( ) �U) z z M N ���z oF0> > oH0>> > C, O> > INV IN687.48(134) M E 705 � U) z z � rn F z z z � O F z z INV OUT 685.91 (109) 705 � n LEO 0 � 137: DI-3A (" E x a v c!csj � cO STA 14+41.56 ~ v w 3 (� v cO(Dz Z) TOP 692.56 ¢ LL o 3 F0 INV OUT 687.99 (136) o a "6 w O m � U) Z a J V OMo Z 705 705 Ce > o rn O a ry (L W w �� x U) w o i ry Z Fva� O 0 .Nr w W M a� o w vi O x c� O lut 0 w w Lu H a z O (n DATE 0810112022 O DRAWN BY J. FOX • DESIGNED BY • R.van Niekerk • CHECKED BY to to • J. FOX SCALE 1 "=50' 9+50 10+00 11+00 12+00 13+00 14+00 15+00 16+00 16+50 9+50 10+00 11+00 11+50 STORM STR 100 TO STR 114 PROFILE STORM STR 110 TO STR 137 PROFILE • HORIZ SCALE: 1 "=50' HORIZ SCALE: 1 "=50' • VERT SCALE: 1 "=5 VERT SCALE: 1 "=5 ^ M r _ u704 O 2 M �_ u7 r.- CD N N_ _�_� F �_m �v N� ce)V Ia NM`- ' o ry ry 120: DI 8 ft Throat mrl- v o I V o ro rn rn 0 N� LL7 (O (0 (O CO r� 00 N W m r 0� r.- (0 O °o 0o STA12+26.92 Ommrl. (0 Qc)°!CO (O 'MO6 rn (o M�,rirn F �m� r 0) x ce) (0 � TOP 692.33 M }NCH °? (+,� � (o � + � (°iO CO It Z) 130: DI-3A � CD CD 00 g�(Oz z O o�c0'oz o�mz O ��c°ioz z ��(Oz O STA15+09.78 x°#)0,(O (o n �Qd»> INV IN 687.44 (121) a-O Qa a--O apace» g�(ozz0 0zzz INV OUT 687.34(119) NFp» C~Ozz ((O.r�O»> ��0zz TOP695.90 �aa»> �OFz z U) Z - C4U) z z INV OUT691.19 129 c`r~Oz z z 705 ( ) 705 710 ' O ~ - - - 710 0 N � J U;I O i LL MJ Q a W w m w .20 J J Q STA 3+9 HLL � STA 13+99.49 � LLI TOP 694.23 INV OUT 689.85 (139) z O O J O 5 0 0 50 PROFILE SCALE 9+50 10+00 11+00 12+00 13+00 14+00 15+00 16+00 16+50 9+50 10+00 11+00 SOB No. STORM STR 106 TO STR 130 PROFILE STORM STR 126 TO STR 140 PROFILE 49639.002 HORIZ SCALE: 1 "=50' HORIZ SCALE: 1 "=50' VERT SCALE: 1"=5 VERT SCALE: 1"=5 SHEET NO. C6.0 112 STA 14+75.14 m mo TO [INV 691.57 t o � INV N 686.28 (113) 700 OUT 686.18 11) 700 ro��o co mono M �� F � ro � EXISTING 114: DI-3B 6 ft Thro t � Q a � O GRADE PROPOSED ST 15+28.39 � (~/� � ? ? GRADE TO 691.11 695 INV UT 686.54 (11) 695 690 690 � - - TER OSSIG685685105 "4n 2� 96.49' OF 12.05' OF _ 18" HDPE 1, 111 53.25' OF 101 36.14' F 24" HDPE (� 0.50% 33.58' OF 15" HDPE 72.79' O 24" HD E @ 0.50% 15" HDPE 0.50 o 680 24" HD E � 0 5 ° % 109 cQ 0.50°k WATER 680 SA ITARY 18" HDPE SANITARY CROSSING CROSSING @ 0.50% CROSSING WAT R CRO SING CONNECT TO EXISTIN MANHOLE 675 675 670 670 rn h O N rn h � O b (n Oi OiN O(0 Na V Q) M co co �O �(O Oa Of� °JO)l0 (0 (per (per (0 (V �(vj O 41� � O1� V � �� V � O1� V �fM � �� W d)f� �O PROPOSED 700 GRADE 700 EXISTING GRADE 695 - 695 r 690 690 81.57' F - 1.8' 129 1 15" HD E 28. 2' OF 23 � 1.0 % 15" HDPE 1� 79. 9' OF (� .50°k 119 15' HDPE 125 685 � OF 56.03' WATER 685 8" HDPE SANITARY � 15" HD E CROSSING 0.50% CROSSING 121 @ 2.85° 38.00' OF WATER 15" HDPE CROSSING WATER (c� 0.50% CROSSING 680 680 675 675 cn cn (n (n o (n N cn CO v N �m �m �v �u� (Noo °iu� ((im c(iro ho 700 700 PROPOSED GRADE 695 695 EXISTING GRADE 690 690 134 1' 2.5' IL 44.93' OF 685 HDPE 685 0.50°k SANITARY CROSSING 680 WATER 680 CROSSING 136 35.67' OF 15" HDPE 0.50% 675 675 � M � W �N �� 705 705 EXISTING 700 GRADE 700 PROPOSED GRADE 695 695 690 690 139 6.78' OF 5" HDPE (c� 0.50% 685 685 680 680 N rnrn STORM STRUCTURE TABLE STRUCTURE # TOP STRUCTURE HEIGHT DESCRIPTION 100 689.92 6.88' MH-1 102 691.67 8.01' DI-3B 10 ft Throat 104 691.75 7.80' DI-3B 8 ft Throat 106 694.46 9.36' MH-1 108 692.99 7.30' DI-3B 4 ft Throat 110 692.39 6.48' MH-1 112 691.57 5.39' DI-3A 114 691.11 4.57' DI-3B 6 ft Throat 120 692.33 4.99' DI-3C 8 ft Throat 122 692.33 4.70' DI-3C 6 ft Throat 124 692.92 4.61' DI-3A 126 694.93 5.22' MH-1 128 695.78 4.84' DI-3A 130 695.90 4.72' DI-3A 135 692.31 4.60' DI-3A 137 692.56 4.58' DI-3A 140 694.23 4.38' DI-3A STORM PIPE TABLE PIPE # DIA FROM - TO UPSTREAM INVERT DOWNSTREAM INVERT SLOPE LENGTH DESCRIPTION 101 24" 102 - 100 683.67 683.04 0.86% 72.79 LF 24" HDPE 103 24" 104 - 102 683.95 683.77 0.50% 36.14 LF 24" HDPE 105 24" 106 - 104 685.11 684.05 0.50% 212.05 LF 24" HDPE 107 18" 108 - 106 685.69 685.21 0.50°k 96.49 LF 18" HDPE 109 18" 110 - 108 685.91 685.79 0.50°k 23.90 LF 18" HDPE 111 15" 112 - 110 686.18 686.01 0.50°k 33.58 LF 15" HDPE 113 15" 114-112 686.54 686.28 0.50% 53.25 LF 15" HDPE 119 18" 120-106 687.34 686.21 0.50% 226.92 LF 18" HDPE 121 15" 122 - 120 687.63 687.44 0.50% 38.00 LF 15" HDPE 123 15" 124 - 122 688.31 687.73 0.73% 79.79 LF 15" HDPE 125 15" 126 - 124 690.01 688.41 2.85% 56.03 LF 15" HDPE 127 15" 128 - 126 690.94 690.11 1.02% 81.57 LF 15" HDPE 129 15" 130 - 128 691.19 691.04 0.50% 28.72 LF 15" HDPE 134 15" 135 - 110 687.71 687.48 0.50% 44.93 LF 15" HDPE 136 15" 137 - 135 687.99 687.81 0.50% 35.67 LF 15" HDPE 139 15" 140-126 689.85 689.71 0.50% 26.78 LF 15" HDPE co L INLET vi aV O a O ¢w t�v' �w v F. ���w- .tiw OF" c4 w 3Q �O a" ?i Ov, a a o Sag Inlets Only � c aQ GO _ mo a F 102 DI-3B 10.000 0.120 0.75 0.09 O'RIC�iT 0.09 4.793 0.431 0 0.431 0.0100 0.0208 1.998 2.000 1.001 0.0833 4.00481 1.000 3.50 0.1458 0.1666 4.200 10.000 2.381 1.000 0.431 0.000 1.997 104 DI-3B 8.000 0.110 0.75 0.0825 O'RIGH'F O.OS3 4.793 0.395 0 0.398 0.0100 0.0208 1.940 2.000 1.03093 0.0833 4.00481 1.000 3.50 0.1455 0.1666 4.061 8.000 1.970 1.000 0.398 0.000 1.939 108 DI-3B 4.000 0.040 0.75 0.03 O'RIG1iT 0.03 4.793 0.144 0 0.144 0.0100 0.0208 1.325 2.000 1.50943 0.0833 4.00481 1.000 3.50 0.1458 0.1666 2.650 4.000 1.509 1.000 0.144 0.000 1.325 112 DI-3A 2.200 0.130 0.75 0.0975 O'RI($IT 0.098 +793 0.47 0.304 0.774 0.0100 0.0208 3.832 2.000 0.52192 0.0833 4.00481 0.956 3.50 0.1458 0.1603 5.497 2.200 0.400 0.602 0.466 0.308 2.456 114 DI-3B 6.000 0.110 0.80 0.088 O'RIC�I'F 0.088 4.793 0.422 0 0.422 0.0100 0.0208 1.983 2.000 1.00857 0.0833 4.00481 1.000 3.50 0.1455 0.1666 4.163 6.000 1.441 1.000 0.422 0.000 1.982 120 DI-3C 8.000 0.215 0.73 0.15695 Back/Lt. 0.000'RIQ3T 0.157 4.793 0.753 0 0.001 0.0208 7.772 2.000 0.25733 0.0833 4.00481 3.50 Back/Lt. 0.213 0.73 0.15549 Ahead/Rt. 0.155 4.793 0.743 0 Ahead/Rt. 1.495 0.001 8 1.495 1.756 0.166 0.333 0.498498 3.756 7.033 Weir Flow 122 DI-3C 6.000 0.110 0.74 0.0814 Back/Lt. 0.000'RIC�IT 0.081 4.793 0.388 0.016 0.001 0.0208 5.992 2.000 0.33378 0.0833 4.00481 3.50 Back/Lt. 0.110 0.74 0.0814 Ahead/Rt. 0.081 4.793 0.388 0 Ahead/Rt. 0.792 0.001 6 0.792 1.304 0.166 0.333 0.498498 3.304 5.223 Weir Flow 124 DI-3A 2.200 0.060 0.75 0.045 O'RIGH'f 0.045 4.793 0.216 0 0.216 0.0100 0.0208 1.628 2.000 1.2285 0.0833 4.00481 1.000 3.50 0.1458 0.1666 2.883 2.200 0.763 0.925 0.200 0.016 1.627 128 DI-3A 2.200 0.140 0.75 0.105 O'RIGH'f 0.105 4.793 0.503 0 0.503 0.0100 0.0208 2.914 2.000 0.68634 0.0833 4.00481 0.991 3.50 0.1458 0.1653 4.132 2.200 0.532 0.745 0.375 0.128 2.227 130 DI-3A 2.200 0.020 0.75 0.015 0.000'RIQ-IT 0.015 4.793 0.072 0 0.072 0.0100 0.0208 1.079 2.000 1.85357 0.0833 4.00481 1.000 3.50 0.1458 0.1666 1.818 2.200 1.210 1.000 0.072 0.000 1.078 135 DI-3A 2.200 0.200 0.75 0.15 O'RIC>£IT 0.15 4.793 0.719 0 0.719 0.0100 0.0208 3.595 2.000 0.55633 0.0833 4.00481 0.968 3.50 0.1455 0.1619 5.297 2.200 0.415 0.619 0.445 0.274 2.397 137 DI-3A 2.200 0.200 0.80 0.16 O'RIC>£IT 0.16 4.793 0.767 0 0.767 0.0100 0.0208 3.802 2.000 0.52604 0.0833 4.00481 0.958 3.50 0.1458 0.1605 5.472 2.200 0.402 0.604 0.463 0.304 2.449 140 DI-3A 2.200 0.140 0.70 0.098 Back/Lt. 0.000'RIQ3T 0.098 4.793 0.47 0 0.001 0.0208 6.534 2.000 0.30609 0.0833 4.00481 3.50 Back/Lt. 0 4.793 0 0.128 Ahead/Rt. 0.598 0.001 2.2 0.598 1.513 0.166 0.333 0.498498 3.513 6.061 Weir Flow ROUTE PROJECT OTV Block 26 DESIGNER: R.van Niekerk DATE 7/22/2022 V' LT$ OFF CHECKED: UNITS iNGLISH O ..�J�rn d 7Y JEREMY L. FOX a Lie. No. 60786 08101122 SIONALG m E O O M U N Vi N C > E w ai E w w 3 Q LL o 3 p LL 0 wO `mom V omo Z a -ui O ce rn c9 LU a w 30'x U) w o¢ 6LL � i c ry Z Fv> O c U) W N w W M a� o w � H vi O x C7 O x F p w w w z O in DATE 0810112022 O } DRAWN BY J. FOX • DESIGNED BY • R.van Niekerk • CHECKED BY • J. FOX SCALE • 1 "=20' • • W U) 0N 0 49639.002STRM-100 PROJECT: OTV Block 26 Designed by: R.van Niekerk U j Q STORM SEWER DESIGN COMPUTATIONS LOCATION: Crozet HYDRAULIC R GRADE PROJECT: OTV Block 26 DESIGNED BY: R.van Niekerk O u.i COUNTY: Albemarle Checked by: J.Fox HYDRAULIC GRADE LINE ANALYSIS 1 - U STORM FREQUENCY 10 Checked: J.Fox J Q J INCIDENCE PROBABILITY 10 Year � Q UNITS ENGLISH m r , JJ �J Q n/ < o W QZa O U C QNG J `OLL^^ O vJ 140 13+99.49 690.71 15 0.58 26.78 0.01% 0 2.71 0.03 0 0 0 0 0 0 0 0.03 0.04 FALSE 0.04 690.75 694.22 OK -3.47 JOB NO. 49639.002 SHEET NO. C7.0 LL PIPE FROM POINT TO POINT AREA COEFF. INCRE-ACCUM- ADDTL INLET FALL Q UPPER LOWER of Pipe (Dia Or Slope Vn TIM DRAIN. RUNOFF CA TOTAL RAIN RUNOFF INVERT ELEVATIONS LENGTH SLOPE SIZE SHAPE Capacity Friction VEL FLOW INLET OR JUNCTION INLET STATION OUTLET WATER SURFACE ELEV. DIA. PIPE Do (In) DESIGN DISCH. Qo (CFS) LENGTH PIPE Lo (Ft) FRICTION SLOPE Sfo (FT/FT) FRICTION LOSS Hf (Ft) JUNCTION LOSS FINAL H (Ft) Inlet Water Surface Elevation Rim Bev Comments Vo Ho (Ft) Qi Vi Ql/i Vi•2/2g Hi Angle FIB Hl 1.3 Hl 0.5 HI 102 10+72.93 684.64 24 14.7 72.79 0.36% 0.26 7.71 0.23 14.17 6.17 87.37 0.59 0.21 62.52 0.33 0.77 0 TRUE 0.65 685.29 691.67 OK -6.39 104 11+09.10 685.37 24 14.17 36.14 0.33% 0.12 6.17 0.15 13.68 6.13 83.83 0.58 0.2 85.95 0.41 0.76 0 TRUE 0.5 685.87 691.75 OK -5.88 106 13+21.12 685.87 24 13.68 212.05 0.31% 0.66 6.13 0.15 7.81 5.2 40.65 0.42 0.15 77.67 0.28 0.57 0 TRUE 0.95 686.81 694.46 OK -7.65 120 12+26.92 687.41 18 7.81 226.92 0.47% 1.07 5.2 0.11 3.35 4.34 14.53 0.29 0.1 84.82 0.19 0.4 0.52 TRUE 1.33 688.74 692.33 OK -3.6 122 12+63.67 688.74 15 3.35 38 0.23% 0.09 4.34 0.07 2.38 4.61 10.99 0.33 0.12 76.68 0.22 0.41 0.53 TRUE 0.35 689.09 692.33 OK -3.24 124 13+43.46 689.09 15 2.38 79.79 0.12% 0.09 4.61 0.08 2.11 7.3 15.43 0.83 0.29 16.48 0.16 0.53 0 TRUE 0.36 689.45 692.92 OK -3.48 126 13+99.49 689.45 15 2.11 56.03 0.09% 0.05 7.3 0.21 0.74 3.73 2.75 0.22 0.08 67.9 0.13 0.41 0.54 TRUE 0.32 689.77 694.94 OK -5.17 128 14+81.06 691.11 15 0.74 81.57 0.01% 0.01 3.73 0.05 0.09 1.55 0.14 0.04 0.01 53.46 0.02 0.09 0.11 TRUE 0.06 691.17 695.78 OK -4.61 130 15+09.78 692.04 15 0.09 28.72 0.00% 0 1.55 0.01 0 0 0 0 0 0 0 0.01 0.01 TRUE 0.01 692.05 695.9 OK -3.85 108 14+17.61 686.81 18 5.87 96.49 0.27% 0.26 4.98 0.1 5.69 4.95 28.15 0.38 0.13 25.22 0.11 0.34 0 TRUE 0.43 687.24 692.99 OK -5.74 110 14+41.56 687.24 18 5.69 23.9 0.25% 0.06 4.95 0.1 3.98 4.49 17.87 0.31 0.11 65.2 0.19 0.4 0 TRUE 0.26 687.5 692.39 OK -4.89 112 14+75.14 687.5 15 1.55 33.58 0.05% 0.02 3.58 0.05 0.52 2.62 1.37 0.11 0.04 70.25 0.07 0.15 0.2 TRUE 0.12 687.61 691.57 OK -3.95 114 15+28.39 687.61 15 0.52 53.25 0.01% 0 2.62 0.03 0 0 0 0 0 0 0 0.03 0.03 TRUE 0.02 687.63 691.11 OK -3.48 135 14+41.56 688.48 15 3.98 44.93 0.32% 0.15 4.49 0.08 1.96 3.81 7.47 0.23 0.08 30.27 0.08 0.24 0.31 TRUE 0.3 688.78 692.31 OK -3.53 137 14+41.56 688.81 15 1.96 35.67 0.08% 0.03 3.81 0.06 0 0 0 0 0 0 0 0.06 0.07 TRUE 0.06 688.87 692.56 OK -3.69 co L I ( ?v o v � i s , „ 1 r a � J C 1 • A , I l r � � -� it •c. I 1 /. /V ) S UI l J ( 1 - , 1 1 F A I 1 4" 1 1, _ C. C I vv / 1 - S ` Y ti I 1 -- 11 N� l n� V � - I e " i; ml 1 / n, G' d, \ \�\ J- � n h 4Q1 i LIMITS I IREA (DA 5GE 1B-2 @ 422.541AC A TO SWM FACILITY L-1 -SEE SWM MASTER PLAN (W P��0201600009) I I ,'g,i�X_\ Z f fill . • i ° e• e e v° o r - LEGEND FOR PRESENT DAY LAND COVER MAP FOR L-1 DRAINAGE ❑ IMPERVIOUS/RIGHT-OF-WAY WITH PLANTING STRIPS r 0 MANAGED TURF/UNDEVELOPED r ® HIGH DENSITY (COMMERCIAL & TOWNS) ® LOW -MID DENSITY (DETACHED & ATTACHED MIX) SCALE 1"=100' 0 100, 260' PROPOSED DEVELOPMENT OVERLAID ON APPROVED SWM MASTER PLAN nNIWE J �1 - LIMITS OF POST -DEVELOPMENT AREA POST -DEVELOPMENT AREA TO SWM FACILITY L-1 = 9.69 ACRES CN= 79 Tc= 6 MIN (TR-55 MINIMUM) 11 �ANaft If Ir Fig-OAF 1�Il��lj I' III h�-�i' ill ;?%�ili F=ifi ID 1'/ BMPT e YP (Per VSYlMXJ Drainage Aroa Impervious Aroa Impervious Area Proposed loading TP Removal PdRemonr Facility Removal "'011N Role , L-I Retention Basin II 4 W I ON 42. 4 5 2241 5 2.7 5085 50 25.43 I-3 OaFllcv OSrx91 1 I &96 5.82 65.0 12.96 50648 50 5 -1 Retention Basin 11 4 W O I N 11.14 7.2d 650 I .I 6 3 50 8,06 S-2 Reten Lon Barn 11 (44W VI W1hA9 ualic0ench O 1530 10.25 6] .0 ffi78 65 14.81 S-3 BaNler 105 Trt911 &89 4.48 65.0 9.98 50 499 S-1 8b1 Ifiller 0.5 r.]1 5.82 &78 65.0 k & 3 50 4.21 I S58 Nofiner105 nrhl 352 229 65D 509 50 2.55 / S-SA Bbfiner OS F,Ur I I 4.87 3.16 65.0 ].OS 50 52 S-6 Bwfillerl05r,ch 1A0 0.91 65A 1A3 60 101 �u 56A efin r 1OSn hI 1250 &I3 650 18I0 30 9.05 5-7 B,9finer(0-5 Ml,) 166 4D 650 9-" 50 4.82 S-]A Bwfiller 105 rchl 1.81 1.18 6.o 2.62 M 5.19 IMM1IIx In.S"I'l 5A] dSd ]Jl 999 50 4.99 ) 1'L:3fl MAXIMIZED ONSITE TREATMENT BASED ON PLANNING LEVEL ESTIMATES. IS-1 APPROVED STORMWATER MANAGEMENT MASTER PLAN DATED 04/25/2016 N ® LEGEND 0 500 1OD0 /' / PROJECT LIMITS APPROXIMATE SCALE (FEET) FILEPATH:U1203180438105 re99,4 tlalMtlxae tlael9n4ed�004304AASTER-PLAN-201B0101.AwlatlefenbadlAw M. 2018 rrt 15:201LewN: FAOII \Oi 0 100 200 APPROXIMATE SCALE (FEET) 2 ,TER QUALITY CALCULATIONS ARE CONSISTENT WITH AREAS PER APPROVED PLAN OULD ADDITIONAL TREATMENT OR DETENTION BE REQUIRED BASED ON :LOPMENT CHANGES, THEY SHALL BE ADDRESSED THROUGH ONSITE MEASURES C FICATIONS TO UPPER BALLARD FIELD POND UPON APPROVAL OF ALBEMARLE COU 'ILEPATH:1.1:01 4 30VM report deWdepe_daslgnkaCA043 WM ER-0LAN-20180401.dnle8e%nb &AprM,2016914:491LaWAL-1 Runoff by SCS TR-20 method, UH=SCS, Weighted-CN, Time Span= 0.00-24.00 Type II 24-hr Custom Rainfall=9.14" Area (ac) CN Description 3.230 98 Paved roads w/curbs & sewers, HSG B 6.460 61 >75% Grass Cover, Good, HSG B 9.690 73 Weighted Average 6.460 66.67% Pervious Area 3.230 33.33% Impervious Area Tc Length Slope Velocity Capacity Description (min) (feet) (ft/ft) (ft/sec) (Cfs) 6.0 Direct Entry, TR-55 MINIMUM PROPOSED SITE LAND COVER / T r l l 3 f . r - V- ♦:; r L I i 4 / A ON \ ?'��p✓i 1° .,TL)116Jp w���'ev1)��?��� E�Tx OW f'I r � CRCYIY L. FOX a Lie. No. 60786 08101122 m E O �B N � N C > E a E w Q LL , 3 p LL w0 m^H �_j Vo�o z N - n O rn C7 Mon N� a O 301'nx U) w 0 i c ry z O'^ =�> c UT U) N W N W M [Y d � �� vi O 0 F 0 w w H z O DATE V1 0 0810112022 0 DRAWN BY J. FOX LEGEND • DESIGNED BY PROJECT LIMITS • R. van Niekerk EXISTING CONTOURS • CHECKED BY APPROXIMATE LOCATION OF A.�\ \\ �` �� © �/ �� EXISTING STREAM BUFFER J. FOX PROPOSED TRAIL • • SCALE MPROYIIM]E " = \ ♦ FEMTFLOJpiNN 1 100' \\ \ L,M,]$ PROPOSED GRADES PROPOSED BIORETENTION • \ \ FOOTPRINT • PROPOSED STORM SEWER NETWORK • \ l�,/,//// COUNTY CRITICAL SLOPES 7.o (2007) CL V / ^ I..L W L-1 SUMMARY: �i UU TOTAL DRAINAGE AREA = 42.54 ACRES (ONSITE) V ` APPROXIMATE IMPERVIOUS AREA = 22.42 ACRES Q / \ BMP SIZING: r- J / LL /� / \ REQUIRED VOLUME = 5.69 AC -FT ((FROM Q LL PROVIDED VOLUME EROSION AC -FT (FROM THE OLD TRAIL VILLAGE r�/'\ w C BLOCKS 28 & 29B EROSION CONTROL AND STORMWATER 1 1 1 G MANAGEMENT PLAN (APPROVED 8-26-2014) O WATER QUALITY TREATMENT: jLL coJ Q U i POST DEVELOPMENT POLLUTANT LOAD = 50.85(LBSTP/VR) 1­4 POLLUTANT REMOVAL EFFICIENCY =50% � < � r © / TOTAL ESTIMATED POLLUTANT REMOVAL = 25.43 BS-TP/Y'R < r Z FOR FIGURE: V ) OLD TRAIL L-1 RETENTION BASIN II O M ® starft STORM AACEMENT MASSTERTER PPLLAN O 5209 Gaoler Street Q TY. VBIunoWrg, VA 231BB JOB NUMBER IXNWN W. CHECIQ•D BY: APPROVED BY: GATE: PHONE:(]5])2268089 FA%:(]5])R2B 450] 203/00/90 M JGM JGM 020YN18 _j CQ CC SWM SUMMARY: O G PER OLD TRAIL VILLAGE STORMWATER MASTER PLAN (WP0201600009), APPROVED APRIL 25, 2016, THE PROJECT LIMITS AND IMPERVIOUS COVER WITHIN THE BLOCK 7C DEVELOPMENT REMAIN WITHIN APPROVED PARAMETERS AND CONSISTENT WITH APPROVED DRAINAGE AREA 51B-2 AS SHOWN. SWM FACILITY L-1 IS APPROVED AS AN EXISTING RETENTION BASIN II 4'W THAT PROVIDES BOTH WATER QUALITY AND QUANTITY CONTROL AS PREVIOUSLY ( QV) Q APPROVED UNDER THE UPPER BALLARD FIELD POND CONVERSION PLAN. NO CHANGES ARE PROPOSED TO L-1. THE PROPOSED DEVELOPMENT LIES WITHIN DRAINAGE AREA 51 B-2, AS SHOWN ON FIGURE 8 OF THE STORMWATER MASTER PLAN (WPO 201600009) APPROVED APRIL 25,2016. THE DESIGN LAND COVER CONDITIONS FOR THE DRAINAGE AREA TO SWM FACILITY L-1 ARE SHOWN ON FIGURE 10 HEREON AND BELOW CALCULATIONS WERE USED TO GENERATE SIMILAR APPROVED CALCULATIONS: APPROVED DRAINAGE CALCULATIONS: PRESENT DAY DRAINAGE AREA CALUCULATIONS: TOTAL DRAINAGE AREA: 42.54 ACRES TOTAL DRAINAGE AREA: 42.54 ACRES IMPERVIOUS AREA: 22.42 ACRES (CN = 98) IMPERVIOUS AREA WITH PLANTING STRIPS (RPM: 10.56 ACRES (CN = 89) - MANAGED TURF/GRASS: 20.12 ACRES (CN=61) MANAGED TURF/UNDEVELOPED: 7.33 ACRES (CN=61) WEIGHTED CN = 81 HIGH DENSITY (COMMERCIAL & TOWNS): 12.43 ACRES (CN=85) JOB NO. LOW -MID DENSITY (ATTACHED & DETACHED MIX): 12.22 ACRES (CN=72) WEIGHTED CN = 78 49639.002 O. PRESENT DAY CN OF 78 < APPROVED CN OF 81. OK. SHEET C7.1 L