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HomeMy WebLinkAboutWPO201200083 Plan - VSMP WPO VSMP 2013-07-01M ALBEMARLE COUNTY FINAL PLAN GENERAL NOTES GENERAL CONSTRUCTION NOTES FOR PRIVATE ROADS 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 MOUNTA the requirements of the permit. Where any discrepancies occur the requirements of the permit shall govern. 2. Construction inspection of all proposed roads within the development will be made by the County. The contractor must notify the Department of Engineering (296-5861) 48 hours in advance of the start of construction. 3 All t' l d t t' th d, h 11 f t t 'f' t' d t d d f VDOT A11 t' IN VALLEY WPO PLAN ma ena s an cons ruc ran me o s s a con orrn o curren spec r rco ions on s an or s o excova on for underground pipe installation must comply with OSHA Standards for the Construction Industry (29 CFR Part 1926). 4. Erosion and siltation control measures shall be provided in accordance with the approved erosion control plan and must be installed prior to any clearing, grading or other construction. 5. Upon completion of fine grading and preparation of the roadbed subgrade, the contractor shall have CBR tests performed on the subgrade soil. Three (3) copies of the test results shall be submitted to the County. If a subgrade soil DRIVEWAY ACCESS FOR LOTS 6 & CBR of 10 or greater is not obtainable, a revised pavement design shall be made by the design engineer and submitted' with the test results for approval. 3 37 6. All slopes and disturbed areas are to be fertilized, seeded and mulched. The maximum allowable slope is 2:1 (horizontal: vertical). Where reasonably obtainable, lesser slopes of 4:1 or better are to be achieved. 7. Surface drainage and pipe discharge must be retained within the public right-of-way or within easements prior to EROSION SEDIMENT TTNTROLacceptance by the County. A!l drainage outfall easements are to be extended to a boundary line or a natural � AND MITIGATIONwatercourse. PLAN 8. Guardrail locations are approximate. Exact length, location and appropriate end treatments will ,, field determined at the time of construction. Additional guordrad may be required at locations not shown when, in the opinion of the Director of Engineering, or the Director=s designee, it is deemed necessary. When guardrail is required, it shall be installed four (4) feet offset from the edge of pavement to the face of guardrail, and roadway shoulder widths shalt be increased to seven (7) feet. 9. Where urban cross sections are installed, all residential driveway entrances shall conform to VDOT CG -9(A, B or C). 10. Where rural cross sections are installed, all residential driveway entrances shall conform to VDOT standard PE -1. 11. Paved, rip -rap or stabilization mat lined ditch may be required to stabilize a drainage channel when, in the opinion of the Director of Engineering, or the Director=s designee, it is deemed necessary. 12. A minimum clear zone of eight (8) feet from the edge of pavement shall be maintained on all residential subdivisiorn streets. 13. Compliance with the minimum pavement width, shoulder width and ditch sections, as shown on the typical pavement section detail, shall be strictly adhered to. Exceptions will not be allowed. 14. Upon completion of the roadway construction, street name signs shall be installed by the developer at all street intersections. Signs and their installation shall conform to 'Albemarle County Street Name Sign Requirements". The developer shall be responsible for maintenance of signs until roads have been accepted. 15. Road plan approval is subject to final subdivision plot validation. Should the final plat for this project expire prior to signing and recordation, then approval of these plans shall be null and void. 16. Traffic control or other regulatory signs or barricades shall be installed by the developer when, in the opinion of the Director of Engineering, or the Director=s designee, they are deemed necessary in order to provide safe and convenient access. All signs or other regulatory devices shall conform with the Virginia Manual for Uniform Traffic Control Devices. GENERAL CONSTRUCTION NOTES FOR PUBLIC ROADS 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. Construction inspection of all proposed roads within the development will be made by the County. The contractor must notify the Department of Engineering (296-5861) 48 hours in advance of the start of construction. 3. All materials and construction methods shall conform to current specifications and standards of VDOT. All excavation for underground pipe installation must comply with OSHA Standards for the Construction Industry (29 CFR Part 1926). 4. Erosion and siltation control measures shall be provided In accordance with the approved erosion control plan and must be installed prior to any clearing, grading or other construction. 5. Upon completion of fine grading and preparation of the roadbed subgrade, the contractor shall have CBR tests performed on the subgrade soil. Three (3) copies of the test results shall be submitted to the County. If a subgrade sc9it CBR of 10 or greater is not obtainable, a revised pavement design shall be made by the design engineer and submitted' with the test results for approval. 6. All slopes and disturbed areas are to be fertilized, seeded and mulched. The maximum allowable slope is 2:1 (horizontal: vertical). Where reasonably obtainable, lesser slopes of 4:1 or better are to be achieved. 7. Surface drainage and pipe discharge must be retained within the public right-of-way or within easements prior to acceptance by VDOT. All drainage outfall easements are to be extended to a boundary line or a natural watercourse. Thee contractor shall field verify the length of all storm drainage pipe. 8. Guardrail locations are approximate. Exact length, location and appropriate end treatments will be field determined at the time of construction. Additional guardrail may be required at locations not shown when, in the opinion of VDOT, the Director of Engineering, or the Director=s designee, it is deemed necessary. When guardrail is required, it shall be installed four (4) feet offset from the edge of pavement to the face of guardrail, and roadway shoulder widths shall be increased to seven (7) feet. 9. Where urban cross sections are installed, all residential driveway entrances shall conform to VDOT CG-9(A,B or C). 10. Where rural cross sections are installed, all residential driveway entrances shall conform to VDOT standard PE -I. 1.1. Paved, rip -rap or stabilization mat lined ditch may be required to stabilize a drainage channel when, in the opinion of VDOT, the Director of Engineering, or the Director's designee, it is deemed necessary. 12. A minimum clear zone of ten (10) feet from the edge of pavement shall be maintained on all residential subdivision streets. Additional clear zone may be required depending on the category of road design. 13. Compliance with the minimum pavement width, shoulder width and ditch sections, as shown on the typical pavement` section detail, shall be strictly adhered to. The cross slope shall be maintained as shown on the plans. Exceptions will not be allowed. 14. All required signs (stop, street name, speed limit signs, etc.) are to be furnished and installed by the developer prior to acceptance Signs and their installation shall conform to "Albemarle County Road Naming and Property Numbering Ordinance and Manual"and the Virginia Manual for Uniform Traffic Control Devices. The locations of all signs are shown con the plans. The developer shalt be responsible for maintenance of the signs until the roads have been accepted into the state secondary road system. The speed limits to be roosted on speed limit signs are to be determined by VDOT prior to acceptance. The speed limit is to be posted 5mph below the design speed. 15. Road plan approval is subject to final subdivision plat validation. Should the final plat for this project expire prior to) signing and recordation, then approval of these pians shall be nu!l and void. 16. Traffic control or other regulatory signs or barricades shall be installed by the developer when, in the opinion of the Director of Engineering, or the Director's designee, they are deemed necessary in order to provide safe and convenient access. 17. Use VDOT standard CD -I or CD -2 underdrains under the subbase material at all cut and fill transitions and grade sag p oin ts. 18. A video camera inspection is required for all storm sewers and culverts that are deemed inaccessible to VDOT inspections and are to be accepted into VDOT's maintenance program and ownership. The video inspection shall be conducted in accordance with VDOT's video camera inspection procedure and with a VDOT and/or County inspector present. In addition, if high-density polyethylene (HDPE) pipe or pipe system is installed, the contractor and a representative from the pipe manufacturer should hold a preconstruction meeting for installation training. The pipe manufacturer should spend a minimum of two hours on the job site during the initial pipe installation. GENERAL CONSTRUCTION NOTES FOR SITE PLANS 1. Prior to any construction within any existing public right-of-way, including connection to any existing road, a permit sholl be obtained from the Virginia Department of Transportation (VDOT). This plan as drown may not accurately reflect the requirements of the permit. Where any discrepancies occur the requirements of the permit shall govern. 2. All paving, drainage related materials and construction methods shall conform to current specifications and standards; of VDOT unless otherwise noted. J. 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 areos are to be fertilized, seeded and mulched. The maximum allowable slope is 2:1 (horizontal: vertical). Where reasonably obtainable, lesser slopes of 3: i or better are to be achieved. 5. Paved, rip -rap or stabilization mat lined ditch may be required when in the opinion of the Albemarle County Director of Engineering, or the Director=s designee, it is deemed necessary in order to stabilize a drainage channel. 6. All traffic control signs shall conform with the Virginia Manua! for Uniform Traffic Control Devices. 7. Unless otherwise noted all concrete pipe shall be reinforced concrete pipe - Class 111. 8. All excavation for underground pipe installation must comply with OSHA Standards for the Construction Industry (29 CFR Part 19.26). LEGEND --"-; EXISTING CULVERT EARTH DiTCH COVER CUL VERT EROSION & SEDIMENT CONTROL NARRATIVE, NOTES & DETAILS DRI VEWA Y CUL VERT • �R A DROP INLET & STRUCTURE NO. 5 PR❑FILES, NOTES & DETAILS VIIR INIA DEPARMENT OF TRANSPORTATION � BENCH MARK CURB CLEARING LIMITS CURB & GUTTER PROPOSED PAVEMENT !/DOT STANDARD STOP SIGN EC -3A DITCH " _ EXISTING CONTOUR )8900-00-00-073GO 6" DEPTH OF EC -3A DITCH - - '� - -- APPROVED CONTOUR Wastson., Andrew or Kara EC -2 DiTCH Mount in Valfley PROPOSED CONTOUR zoo 6" DEPTH OF EC -2 DITCH Adiacent Pr€ nerty lnclex SAMUEL MILLER DISTRICT ALBEMARLE COUNTY, VIRGINIA PROJECT LOCATION SCALE:. V= 500 CURRENT OWNER JESSCO LLC PO BOX 9035 CHARLOTTESVILLE, VA 22906 PROJECT ENGINEER COLLINS ENGINEERING 200 GARRETT ST., SUITE K CHARLOTTESVILLE, VIRGINIA, 22902 PHONE: (454) 293-3719 OCATION OF. DOWNSTREAM BMP JLO_C�TiON OF-�-�� PROPO ED PLAN (DRNV4A OR LO 36&3 EENERAE N❑TES ■IIRAOI� ENJGINEER: FALX; (434)-293-2813 PUIRPOSE.• TAX MAP NO.: 37,) ACREAGE, .ZONING: USE. WA TERSHED: TOPO & SURVEY - 1 11 =200 URVEY- P.0-40161 P05 'OSE 0 J LIMITS OF LOTS36 & 37. VICIN 111=200 JESSC❑ LLC P❑ BOX 9035 - -, CHARLOTTESVILLE, VA 22906 COLLINS ENGINEERING 200 GARRETT ST,, SUITE K. CHARLOTTESVILLE, VIRGINIA 22902 TELEPH❑ND 434,293,3719 CONTACT MR, SCOTT COLLINS, RE, EMAIL: SCOT T@COLLINS-ENGINEERING,COM THIS PLAN PROPOSES A DRIVEWAY TO ACCESS LOTS 36 & 37 08900-00-00-073G5 (LOT 36) & 08900-00-00-073G6 (LOT 45.326 ACRES (TOTAL)- 21.018 ACRES (LOT 36) & 24.308 ACRES (LOT 37) RA, RURAL AREAS VACANT RESIDENTIAL LAND MOORES CREEK WATERSHED TOPOGRAPHY PROVIDED BY ALBEMARLE COUNTY GIS AND AERIAL SURVEY. THE SITE WAS FIELD VERIFIED ON MARCH 27 OF 2013. O 0 DA TUM: NAD 83 SOUTH EXISTING VEGETA 710N: GRASSY & WOODED AREAS PHASING. • ONE PHASE IS PROPOSED. CRI TICAL SLOPE. CRITICAL SLOPES EXIST WITHIN THE SUBJECT PARCELS, HOWEVER NO IMPACTS ARE PROPOSED. FLOODPLAIN: THE PROPOSED PLAN DOES NOT CONTAIN 100 -YEAR FLOODPLAINS PER FEMA MAP #51003CO41OD EFFECTIVE 2-4-05. HISTORIC STRUCTURES, • NO HISTORIC STRUCTURES WERE FOUND DURING FIELD INVESTIGA 77ON OF SITE. APPROVED by ft Albemarle County Co"imunay Development De ailment Date- ��e Sheet List Table Sheet Numkber Res1 1 COVER 1 FM EROSION & SEDIMENT CONTROL NARRATIVE, NOTES & DETAILS 3 • �R 4 MITIGATI❑N PLAN 5 PR❑FILES, NOTES & DETAILS VIIR INIA DEPARMENT OF TRANSPORTATION HEALTH DEP RTIAEINT PO Box 9035, Charlottesville, VA 22906 PO Box 9035, Charlottesville, VA 22906 Mountain Valfley )8900-00-00-073GO Wastson., Andrew or Kara 717 Montroase Avenue, Charlottesville, VA 22902 Mount in Valfley Hui, Kai or Wen: Wang # #., _ ., PROJECT LOCATION SCALE:. V= 500 CURRENT OWNER JESSCO LLC PO BOX 9035 CHARLOTTESVILLE, VA 22906 PROJECT ENGINEER COLLINS ENGINEERING 200 GARRETT ST., SUITE K CHARLOTTESVILLE, VIRGINIA, 22902 PHONE: (454) 293-3719 OCATION OF. DOWNSTREAM BMP JLO_C�TiON OF-�-�� PROPO ED PLAN (DRNV4A OR LO 36&3 EENERAE N❑TES ■IIRAOI� ENJGINEER: FALX; (434)-293-2813 PUIRPOSE.• TAX MAP NO.: 37,) ACREAGE, .ZONING: USE. WA TERSHED: TOPO & SURVEY - 1 11 =200 URVEY- P.0-40161 P05 'OSE 0 J LIMITS OF LOTS36 & 37. VICIN 111=200 JESSC❑ LLC P❑ BOX 9035 - -, CHARLOTTESVILLE, VA 22906 COLLINS ENGINEERING 200 GARRETT ST,, SUITE K. CHARLOTTESVILLE, VIRGINIA 22902 TELEPH❑ND 434,293,3719 CONTACT MR, SCOTT COLLINS, RE, EMAIL: SCOT T@COLLINS-ENGINEERING,COM THIS PLAN PROPOSES A DRIVEWAY TO ACCESS LOTS 36 & 37 08900-00-00-073G5 (LOT 36) & 08900-00-00-073G6 (LOT 45.326 ACRES (TOTAL)- 21.018 ACRES (LOT 36) & 24.308 ACRES (LOT 37) RA, RURAL AREAS VACANT RESIDENTIAL LAND MOORES CREEK WATERSHED TOPOGRAPHY PROVIDED BY ALBEMARLE COUNTY GIS AND AERIAL SURVEY. THE SITE WAS FIELD VERIFIED ON MARCH 27 OF 2013. O 0 DA TUM: NAD 83 SOUTH EXISTING VEGETA 710N: GRASSY & WOODED AREAS PHASING. • ONE PHASE IS PROPOSED. CRI TICAL SLOPE. CRITICAL SLOPES EXIST WITHIN THE SUBJECT PARCELS, HOWEVER NO IMPACTS ARE PROPOSED. FLOODPLAIN: THE PROPOSED PLAN DOES NOT CONTAIN 100 -YEAR FLOODPLAINS PER FEMA MAP #51003CO41OD EFFECTIVE 2-4-05. HISTORIC STRUCTURES, • NO HISTORIC STRUCTURES WERE FOUND DURING FIELD INVESTIGA 77ON OF SITE. APPROVED by ft Albemarle County Co"imunay Development De ailment Date- ��e Sheet List Table Sheet Numkber Sheet Title 1 COVER 2 EROSION & SEDIMENT CONTROL NARRATIVE, NOTES & DETAILS 3 EROSION & SEDIMENT CONTROL PLAN 4 MITIGATI❑N PLAN 5 PR❑FILES, NOTES & DETAILS APPROVAL DATE DEPARTMENT OFCjC�I�1[" UNITY DEVELOPMENT F1 A k'a "� E ,, ZO I y ea .ENGINEER INSPECTIO-NS ARB DE�I''..��TN11ai�`I` ala DIRE iR.E.SC�'E _ ALBEMARLE COUNTY SERVICE AUT14ORITY VIIR INIA DEPARMENT OF TRANSPORTATION HEALTH DEP RTIAEINT COLLINS ENGINEERING IS NOT RESPONSIBLE OR LIABLE FOR ANY CONSTRUCTI❑N ❑R DAMAGES TO THIS PROJECT PRIOR TO ALL FINAL PLAN APPROVALS, TH&O SCOT`I/R. COLLINS�Z No. 35791 LEGEND EROSION & SEDIMENT CONTROL EROSION CONTROL NOTES DESCRIPTION OF EROSION & SEDIMENT EROSION CONTROL NOTES & NARRATIVE 7� SOIL DESCRII- TION E ELEVATION IS 4.0' PLAN 'IEW ROADS MEASURES. ES -1: UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUICTURAL EROSION AND CONTROL MEASURES. TEMPORARY FILL DIVERSION 310 TH,10 management facilities where applicable all erosion control measures regwired by this plan regardless of the 95- Wehadkee Silt Loam: 0-29 slopes. This soil is typically more than 80inches deep and PROOF HYDRANT 3` SEDIMENT CONTROL PRACTICES WILL BE CONSTRUCTED AND MAINTAINED ACCORDING J. SOIL STABILlZA770N BLANKETS &MATING: PURPiOSE.• � / FEB 16 -APR 20 - - EXISTING CULVERT STRUCTURAL EROSION AND SEDIMAtENT CONTROL PRACTICES SHALL BE IN ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT' CONTROL HANDBOOK. STRUCTURAL PRACTICES USED TO MINIMUM STANDARDS AND SPEC(FICA77ONS OF THE VIRGINIA EROSION AND EROS/ON AND SEDIMENT CONTROL MEASURES: r THE PURPOSE OF THIS LAND -DISTURBING ACTIVITY !S TO INSTALL A DRIVEWAY FOR LOTS 36 & 37 OF THE MOUNTAIN VALLEY SUBDIVISION THE TOTAL ACREAGE OF CLEARING AND DISTURBANCE the months of September to February to consist a So/5o mix of Annual Ryyegrass and Cereal Winter Rye, or and is approximately flinches. V /N THiS SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULA770NS VR 625-02-00 EROSION IT IS AN77CIPATED THE USE OF A CONSTRUCTION ENTRANCE AND SiLT FENCES TO CONTROL IS 2.03 ACRES. PS IS HIGH AND PLAN77NG IS LiKELW TO BE 'DO SLOW IN PROVIDING ADEQUATE PROTEC77VE COVER. CULVERT SEC77ON CONSIST OF THE FOLLOIW NG: AND SEDIMENT CONTROL REGULATIONS SURFACE DRAINAGE. TEMPORARY SEEDING WiLL BE USED IMMEDIATELY FOLLOWING ALL LAND EXISTING S1TE CONDITIONS.• SCOT �' COLLINS�?, TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF. CONSTRU077ON CONTROL PLAN TO THE OWNER FOR REVIEW AND APPROVAL BY THE PLAN CRI77CAL AREAS: DROP INLET & STRUCTURE NO. 3.01 SAFETY FENCE. ES 2. THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE PRE -CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF DISTURBANCE ACTIVITIES. PERMANENT SEEDING WILL BE PERFORMED FOR ALL AREAS WHICH THE EXISTING SITE CONSISTS OF TWO VACANT HILLY LOTS, SLOPING FROM EAST TO WEST TOWARDS AN EXiS77NG STREAM. THE SiTE IS A MIXTURE OF WOODS AND GRASS AND IS GENERALLY WELL DRAINED. EROSION AND SEDIMENT CONTROL MEASURES HAVE U ,//R. No. 35791 � CURB A PROTECTIVE BARRIER INSTALLED TO PREVENT ACCESS TO AN EROSION CONTROL MEASURE. TO PROHIBIT THE UNDESIRABLE USE OF AN EROSION CONTROL MEASURE BY THE PUBLIC. APPLICABLE TO ANYON=/11 MEASURE OR <S LAND DISTURBING ACTMTY, AND ONE WEEK PRiOR TO THE FINAL INSPECTION. ES -3.• ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR WiLL NO LONGER BE EXCAVATED AND WHERE CONSTRUCTION ACT11477ES HAVE CEASED. PERMANENT SEEDING SHALL ALSO BE PERFORMED FOR ALL DENUDED AREAS WHICH WILL BE BEEN DESIGNED TO CONFORM TO THE EXIS77NG SITE SLOPE AND PROTECT THE DOWNSTREAM AND ADJACENT PROPERTIES ADJACENT AREAS.' approximately 6inches. 21D Culpeper fine sandy loam: 15-259 This is r: 1 .� , r / ✓� C FRIES OF MEASURES WHICH CAN BE CONSIDERED UNSAFE BY VIRTUE AS THE FIRST STEP /N CLEARING. LEFT DORMANT FOR A YEAR OR MORE. SELECTION OF SEED MIXTURE WILL DEPEND ON THE LOTS S6 & 37 ARE BORDERED BY RIDGETOP DRiVE ON THE EAST AND AMBROSE COMMONS DRIVE TO THE WEST. THE PROPOSED CURB & GUTTER OF POTENTIAL ACCESS BY THE PUBLIC. ES -4: A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE ESC , CHECK DAM 320 SIONAL to minimize any hazard to persons, physical damage to adjacent land ancd improvements, and damage to any public street because o slides, sinking, or collapse. 7� SOIL DESCRII- TION E ELEVATION IS 4.0' PLAN 'IEW AREAS WILL RECEIVE A PERMANENT VEGEAT/VE COVER. z MAINTAINED ON THE SITE AT ALL 77MES. TIME OF YEAR APPLIED. TEMPORARY SEEDING WILL BE PERFORMED FOR ALL DENUDED AREAS PLAN IS ALSO ADJACENT TO AN EXISTING STREAM AND WETLANDS FD TEMPORARY FILL DIVERSION 310 management facilities where applicable all erosion control measures regwired by this plan regardless of the 95- Wehadkee Silt Loam: 0-29 slopes. This soil is typically more than 80inches deep and PROOF HYDRANT 3` jI � J. SOIL STABILlZA770N BLANKETS &MATING: PROPOSED PAVEMENT 3.02 CONSTRUCTION ENTRANCE. ES -5. -PRIOR TO COMMENCING LAND DISTURBING AC77Vi77ES IN AREAS OTHER THAN WHiCH WILL BE LEFT DORMANT FOR MORE THAN SEVEN DAYS THESE AREAS SHALL BE OFFSITE LAND DISTURBANCE.' poorly drained. This soil has a moderately high to high Ksat with a depth to water SECTM A -A FEB 16 -APR 20 THE INSTALLA77ON OF A PROTEC;37VE COV SING (BLANKET) OR A SOIL STABILIZA77ON MAT ON A 17. Temporary stabilization shall be temporary seeding and mulching. Se(eding is to be at75 lbs/acre, and in table ranging from approximately O-30inches. The available water capacity is high nD z A STABILIZED PAVED CONSTRUC7RON ENTRANCE WITH A WASH RACK LOCATED AT POINTS OF INDICATED ON THESE PLANS (INCLUDING BUT NOT LIMITED TO, OFF -S1 TE BORROW SEEDED WI7H FAST GERM/NA77NG VEGETATION IMMEDIATELY FOLLOWING GRADING OF THOSE THIS PROJECT DOES NOT PROPOSE OFFSITE DISTURBANCE. ALL CONSTRUCTION WILL BE OCCUR WITH AMBROSE RIGHT-OF-WAY the months of September to February to consist a So/5o mix of Annual Ryyegrass and Cereal Winter Rye, or and is approximately flinches. V D! VERSION 312 EROSION ON CRITICAL AREAS B Y PROVIDING A M/CROCLIMAlE WHiCH PROTECTS YOUNG VEGETATION AND PROU07ES ITS ESTABLISHMEENT. APPYES ON SHORT, STEEP SLOPES WHERE EROSION HAZARD in March and April to consist of Annual Rye, or May through August to connsist of German Millet. Straw 40E- Hazel very stoney loam: 25-459' slopes. The surface area for this sol! is typically PS PS PERMANENT SEEDING 3.32 IS HIGH AND PLAN77NG IS LiKELW TO BE 'DO SLOW IN PROVIDING ADEQUATE PROTEC77VE COVER. mulch is to be applied at 8olbs/loosf. Alternatives are subject to approvedd by the County erosion control inspector. covered with cobbles, stones and boulders. This soil typically drains excessively well and has a moderate! h to high Ksat value. The g g y hi depth to the water table for this SEED APPLICATION WITH 3.39 DUST CONTROL: w EC -3A DITCH VEHICULAR INGRESS AND EGRESSON A CONSTRUC77ON SITE TO REDUCE THE AMOUNT OF MUD OR WASTE AREAS), THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION AREAS. SELEC77ON OF SEED MIXTURE WILL DEPEND ON THE 77ME OF YEAR APPLIED. AND W(iTHIN LOTS 36 & JZ TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF. CONSTRU077ON CONTROL PLAN TO THE OWNER FOR REVIEW AND APPROVAL BY THE PLAN CRI77CAL AREAS: >_ TOPSOILING 3.30 REDUCING SURFACE AND AIR MO)VEMENIF DUST DURING LAND DISTURB/NG DE MOLt TION AND CONSTRUCTION ACT11477ES. TO (PREVENT ,J.RFACE AND AIR MOVEMENT OF DUST FROM EXPOSED limestone shall applied � • v be a ed at albs l000sf incorporated r ed into h co oat the to -6 i' / m h c es of soil. Fe ihz PP 9 rt _rshall pp / P P 4 I, be a lied at l000lbs acre and consist of a 10-20-10 nutrient mix. Permanent seeding shall be�pped at 47D Louisburg Sandy Loam: 15-251 slopes. This soil is generally well drained and has a high to very high Ksot value. The depth to the water table in this is typically -�S SEDIMENT CONTROL HANDBOOK, 3RD ED.) SOiL SURFACES AND REDUCE THdE PRESEiCE OF AIRBORNE SUBSTANCES WHICH MAY PRESENT En 6" DEPTH OF EC -3A DITCH ENTRANCES SHALL BE INSTALLED AS SHOWN ON THE PLANS TO REDUCE THE AMOUNT SEDIMENT APPROVING AUTHORITY. CRITICAL SLOPES EXiST ON LOTS 36 & 37. AN EXIS77NG STREAM AND WETLANDS ARE LOCATED NEAR THE PROPOSED ClP CULVERT INLET PROTECTION 3.08 HEALTH HAZARDS, TRAFFIC SAFEETO PREVIVr1S OR HARM D MAL O PLANT LIFE. DUST CONTROL MEASURES SHALL BE EMPLOYED TO PREY.-,vT SURFACE AND A/R MOVEMENT OF DUST DURING CONSTRUCTION. MEASURES EMPLOYED Bluegrass. Straw mulch is to be applied at 8olbs loosf. Alternatives are subject to approved o the Count g pp ` ! PP 1' Y erosion control inspector. approximately 6inches. 21D Culpeper fine sandy loam: 15-259 This is .� , r / ✓� z TRANSPORTED ONTO PUBLIC ROADWAYS. ES -6: THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF iANY ADD177ONAL EROSION 3 02 CONSTRUC77ON ENTRANCE - ONE CONSTRUCTION ENTRANCE SHALL 8E INSTALLED AT DISTURf9ANCE AS WELL. EFFORTS SHALL BE MADE TO PROTECT THESE AREAS slopes. soil generally well drained and has a f --Rlrw E815(<.14G' ...t'LYlNG 19. Maintenance: All measures are to be inspected weekly and after each rainfall. Any damagmr clogging very low to high Ksat value. The depth to the water table in this soft is typically o EC -2 DITCHCONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS THE LOCA77ON OF THE PROPOSED DRIVEWAY OFF OF AMBROSE COMMONS DRIVE ENTERING THE SOILS; to structural measures is to be repair immediately. Silt traps are to be cleeaned when So% of th wet storage more than 80 inches and generally has a moderate available water capacity of DC DC DUST CONTROL 3.39 volume is filled with sediment. All seeded areas are to be reseeded when I necessary to achieve) good stand approximately 6inches. �_ 3.05 SILT FENCE.• DETERMINED BY THE PLAN APPROVING AUTHORITY. SITE. THIS LOCATION WILL BE THE ONLY POINT OF INGRESS AND EGRESS TO THE S17£ CARE THIS S1 JE CONSISTS OF FOUR SOIL TYPES SEE THIS SHEET FOR FURTHER DETAILS. A TEMPORARY SEDIMENT BARRIER CONSISTING OF A SYNTHETIC FiLTER FABRIC STRETCHED ACROSS ES-7.•ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CON7ROL MEASURES ` // of grass Silt fence and diversion d kes which are collect- sediment to hTalf their hei ht must)e cleaned ZJ 1 TYPE C DIVERSION ) O KILL BE TAKEN TO PROTECT AMBROSE COMMONS DRIVE FROM TRANSFER OF SEDIMENT. SEQUENCE OF CONSTRUCTION: g" DEPTH OF EC -2 DITCH AND ATTACHED TO SUPPORTING POSTS AND ENTRENCHED, TO INTERCEPT AND DETAIN SMALL AT ALL 77MES DURING LAND DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT g f > AMOUNTS OF SEDIMENT FROM DISTURBED AREAS DURING CONSTRUCTION OPERAT70NS IN ORDER TO UNTIL FINAL STABILIZATION IS ACHIEVED. 3.05 SILT FENCE- SILT FENCE WILL BE PLACED ON 7HE DOWNSTREAM SIDE OF DISTURBANCE I. NOTIFY ALBEMARLE COUNTY TO SCHEDULE A PRE -CONSTRUCTION MEETING AS REQUIRED. Q C EARTH DITCH PREVENT SEDIMENT FROM LEAWNJG THE SITE, AND TO DECREASE THE VELOCITY OF SHEET FLOWS AND ES -8. DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED WHERE NOTED ON THE PLANS 2. NO EROSION CONTROL MEASURES MAY BE REMOVED DURING 7HE CONS7RUC77ON PROCESS WITHOUT THE APPROVAL FROM L90F t ,,� \ "^--� PLl^lfCKiQ, JERSI"f iFGu'RLsdiNlrlc U LOW-TO-MODERA7E LEVEL CHANNEL FLOWS THE SILT FENCE BARRIERS SHALL BE INSTALLED DOWN WATER FILTERING DEVICE. THE INSPECTOR ON THE PROJECT. 3.08 CULVERT INLET PROTECTION -ONE CULVERT INLET PROIEC770N SHALL BE INSTALLED J t 3 P.uwcj or�trA�la 10RI VIA .q W LKH OF EYIaTIP&'i» STREAM WHK41£' EP IS LESS 0 6RMEP tM'k,TIC<J -r` PLh1EE "RAP RRA DRIVEWAY CULVERT SLOPE OF AREAS WITH MINIMAL (GRADES TO FILTER SEDIMENT LADEN RUNOFF FROM SHEET FLOW AS ES -9: 7HE CONTRACTOR SHALL INSPECT ALL EROSION CON7ROL MEASURES PERIODICALLY J. CON7RACTOR SHALL INSTALL SiLT FENCING BEFORE ANY SITE DISTURBANCE SHALL TAKE PLACE. CON7RACTOR SHALL WITH THE PERMANENT CMP CULVERT AT THE EXISTING LOW SPOT ALONG THE ALIGNMENT OF 0 � 0F.FL� WRIER AT i(i'� S(tUroe-. t,6 � Wkf..eO.:] Q) INDICATED. THEY SHALL BE INSPIECTED IMMEDIATELY AFTER EACH RAINFALL AND MAINTAINED IN AND AFTER EACH RUNOFF -PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS INSTALL FENCING AROUND THE LIMITS OF DIS77JRBANCE WHERE SHOWN ON THE PLANS AND ALONG THE S7REAM AND ' a I Q N ACCORDANCE W17H THE VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK (VESCH). OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES THE DRIVEWAY, APPROXIMATELY STA. 15V-23, . BENCH MARK ( ) EXISTING WETLANDS. CONTRACTOR SHALL STAKE THE LIMITS OF DISTURBANCE ON-SITE. CONSTRUC77ON OUTSIDE OF THE SHALL BE MADE IMMEDIATELY. 3.19 RIPRAP- 0 J ¢ ¢ ~ C 0 3 R/PRAP SHALL BE INSTALLED AS OUTLET PROTECTION WHERE SHOWN ON THE LIA�fITS OF DISTURBANCE IS PROHIBITED. z �_ T a p Tn 3.08 CULVERT INLET PROTECT101W_ PLANS. 4. INSTALL PAVED CONSTRUCTION EN7RANCE AS SHOWN ON THE PLANS. THE CONS7RUCTION ENTRANCE SHALL BE INSTALLED CLEARING LIMITS ,_ � A SEDIMENT FILTER LOCATED AT- THE INLET TO STORM SEWER CULVERTS. TO PREVENT SEDIMENTEROSION OL ]VOTES 3.31 TEMPORARY SEEDING- WI-l1ERE CONSTRUCTION 1/EHICLE ROUTES INTERSECT PAVED PUBLIC ROADS, PROVISIONS CO = z P TEMPORARY SEEDING SHALL BE APPLIED WHERE SHOWN ON THE SHALL BE MADE TO MINIMIZE 77IE FROM ENTERING, ACCUMULATING IN AND BEING TRANSFERRED BY A CULVERT AND ASSOCIATED � N Z UD Z LUw X � as VDOT STANDARD STOP SIGN DRAINAGE SYSTEM PRIOR TO PERMANENT STABILIZA77ON OF A DISTURBED PROJECT AREA. TO General construction notes for Erosion and Sediment Control plans PLANS (VEHICULAR) 7R�ANSPORT OF SEDIMENT BY VEHICULAR TRACKING ON THE PAVED SURFACE. WHERE SEDIMENT lS 7RANSPOR7ED ONTO z U z � 2 / ) A (PUBLIC ROAD SURFACE, THE ROAD SHALL BE CLEANED THOROUGHLY AT 77 -IE END OF EACH DAY. SEDIMENT SHALL BE PROVIDE EROSION CONTROL AT {CULVERT INLETS DURING THE PHASE OF A PROJECT WHERE 1. The plan approving authority must be notified one week prior to the pre -construction conference, one 3.32 PERMANENT SEEDING- PERMANENT SEEDING SHALL BE APPLIED WHERE SHOWN ON 7HE z � z W i - 200ELEVATION AND DRAINAGE PATTERNS CHANGE, CAUSING ORIGINAL CONTROL MEASURES TO 8E RExM01/ED FROM THE ROADS BY SHOVELING OR SWEEPING AND TRANSPORTING TO A SEDIMENT CONTROL DISPOSAL AREA. EXISTING CONTOUR week prior to the commencement of land disturbing activity, and one week prior to the final inspection. PLANS STTREET WASHING SHALL BE ALLOWED ONLY AFTER SEDIMENT IS REMOVED /N p d o - O O T lNEFFEC77VE OR IN NEED OR R£ THiS MANNER. ANOVAL. WHERE CULVERT AND ASSOCIATED DRAINAGE SYSTEM IS TO z. All erosion and sediment control measures will be constructed and maintained according to minimum 3.36 SOiL STABILIZA77ON BLANKETS AND MATTING- BIM SHALL BE EMPLOYED WHEREVER 3 INSTALL INE REMAINING CONS77�UCITON MEASURES AS SHOWN ON THE PLANS PRIOR TO GRADING OPERATIONS. THIS BE MADE OPERATIONAL PRIOR T(O PERMANENT STABILIZA77ON OF THE DISTURBED AREA. O z 0 O a - 0 W ry H o 200 PROPOSED CONTOUR standards ands specifications of the Virginia Erosion and Sediment Control Handbook and Virginia INCLUDES THE TWO CULVERT INLET PR07EC770NS EAST OF THE STREAM CROSS/NG, THE DIVERSION DIKES, SEDIMENT TRAPS P g g SHOWN ON THE PLANS OR WHERE SLOPES EXCEED J. 1 SLOPE elf uq, 0 U 3.18 OUTLET PROTECTION: Regulations VR 625-02-oo Erosion and Sediment Control Regulations. 3.39 DUST CONTROL- DUST CONTROL SHALL BE APPLIED THROUGHOUT THE S/7E' WHERE ANDD THE UTILITY STREAM CROSSING IF /T IS WARRANTED FOR THE /NSTALLA770N OF THE BRIDGE MEASURES INTENDED TO [/� ¢ Ln o Q a 240.55 PROPOSED SPOT ELEVATION STRUCTURALLY LiNED APRONS OiR OTHER ACCEPTABLE ENERGY DISSIPATING DEVICES PLACED AT THE 3• All erosion and sediment control measures are to be placed prior to oras the first step in clearing. TRAP SEDIMENT SHALL BE CONSTRUCTED AS A FIRST STEP W/7H ANY LAND DISTURBANCE ACTIVITY AND SHALL BE MADE SHOWN ON THE PLANS. �j uJ � I- - n C TBC DENOTES TOP/BACK OF CURB OUTLETS OF PIPES OR PAVED CHANNEL SECTIONS TO PREVENT SCOUR AT STORMWA TER OUTLETS, 4. A copy of the approved erosion and sediment control plan shall be maintained on the site at all times. FUINC77ONAL BEFORE UPSLOPE LAND DISTURBANCE TAKES PLACE. N z w w a TAB DENOTES TOP OF BOX TO PR07ECT THE OUTLET STRUCTURE, AND TO A41NIMIZE THE POTEN77AL FOR DOWNSTREAM EROSION Prior to commencingland disturbing activities in areas other than indicated on these plans (including,but 6, IN ADD177ON TO ENSURING THAT THE PAVED CONSTRUCTION ENTRANCE IS INSTALLED, INSTALL ANY REMAINING EROS/ON / 5' g P JOB NO. LU a p 20922 0 STORMWATER MANAGEMENT COJNTROL 17EMS AS SHOWN ON THE EROSION CONTROL PLAN. BY REDUCING THE VELOCITY AND ENERGY OF CONCENTRATED STORMWATER FLOWS. APPL/CABLE TO not limited to, off-site borrow or waste areas), the contractor shall submit a supplementary erosion control , 0 0 U) 0 THE OUTLETS OF ALL PIPES AND ENGINEERED CHANNEL SECTIONS. STORMWA TER MANAGEMENT FOR THE MOUNTAIN VALLEY SUBDIVISION AND ITS LOTS HAVE 7 ONICE ALL THE EROSION CONTROL ITEMS HAVE BEEN INSTALLED AND THE INSPECTOR HAS APPROVED THE EROSION CON7ROL �r VIRGINIA EROSION & SEDIMENT CONTROL plan to the owner for review and approval by the plan approving authority. 0 EROSION CONTROL ALREADY BEEN APPROVED AND DESIGNED FOR. MEASURES, THE CONTRACTOR CAN BEGiN GRADING OPERATIONS. HANDBOOK SPECIFICA77ON NUMBER 6. The contractor is responsible for installation of an additional erosion control measures necessary to 319 R/PRAP: P Y rY 8. PERMANENT OR TEMPORARY SOIL STAB/L/ZA 770N SHALL BE APPLIED TO DENUDED AREAS W/7H/N SEVEN DA YS AFTER FINAL 2 w In U) A PERMANENT, EROSION -RESISTANT GROUND COVER OF LARGE, LOOSE, ANGULAR STONE WITH FILTER prevent erosion and sedimentation as determined by the plan approving GRADE 1S REACHED ON ANY POR77ON OF THE S17E: TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN FABRIC OR GRANULAR UNDERLINIING. TO PR07ECT THE SOIL FROM THE EROSIVE FORCES OF authority. MAINTENANCE.' STB STRAW BAIL BARRIER 304 Y• DA YS TO DENUDED AREAS (HAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT ° (UNDISTURBED) FOR LONGER IN GENERAL, DURING CONSTRUCTION - CONCEN7RATED RUNOFF, SLOW THE VELOCITY OF CONCEN7RATED RUNOFF WHILE ENHANCING THE 7. All disturbed areas are to drain to approved sediment control measurers at all times during land disturbing THE RLD OR CONTRACTOR ON-SITE WILL CHECK ALL 7HfAN 30 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE 01 POTENTIAL FOR INFILTRATION, ANDD TO STABILIZE SLOPES WITH SEEPAGE PROBLEMS, AND OR EROSION AND SEDIMENT CONTROL MEASURES DAILY AND AFTER EACH SIGNIFICANT RAINFALL THAN ONE YEAR. CONTRACTOR SHALL KEEP THE CONSTRUCTION ENTRANCE OPERATIONAL AS LONG AS POSSIBLE. THE SILT / activities and during site development until final stabilization is achieved.. DD pin TEMPORARY DIVERSION DIKE 3.09 NON -COHESIVE SOILS. USE WHE-REVER SOL AND WATER INTERFACE AND THE SOIL CONDITIONS,deviceMONITORING REPORTS WILL BE REQUIRED FROM THE RLD IF NEEDED. SPECIFIC ATTEN77ON WILL FEINCING SHALL ALSO REMAIN IN PLACE AS LONG AS POSSIBLE AND SHALL ONLY BE REMOVED UPON THE COUNTY $. During dewatering operations, water will be pumped into an approved filtering . BE GIVEN TO THE FOLLOWING ITEMS.` WATER TURBULENCE AND VELOCI7Y, EXPECED VEGETA77VE COVER, ETC., ARE SUCH THAT THE SOIL INSPECTOR's APPROVAL. ST♦ TEMPORARY SEDIMENT TRAP 3.13 MAY ERODE UNDER THE DESIGN (FLOW COAOIT/ONS. 9. The contractor shall inspect all erosion control measures periodically arnd after each runoff producing a. ALL GRAVEL OUTLETS WILL BE CHECKED REGULARLY FOR SEDIMENT BUILDUP THAT WILL g INSTALL THE DRIVEWAY � AND CULVERTS INSTALLATION OF THE OUTLET PROTECT/ONS SHALL OCCUR AT THE SAME TIME AS rainfall event. Any necessary repairs or cleanup to maintain the effectiveness of the erosion control devices PREVENT PROPER DRAINAGE IF THE GRAVEL IS CLOGGED BY SEDIMENT, 7HE GRAVEL WILL THEE INSTALLATION OF THE CULVERT. 3.31 TEMPORARY SEEDING: shall be made immediately. BE REMOVED AND CLEANED, OR iT WILL BE REPLACED IN ACCORDANCE W/TH THE VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK. 10. ONICE ALL PHASES OF CONSTRUCTION ARE COMPLETE, THE STABILIZED AND THE INSPECTOR HAS GIVEN APPROVAL, SB �� SEDIMENT BASIN 3.14 THE ESTABLISHMENT OF A TEMPORARY VEGETATIVE COVER ON DISTURBED AREAS BY SEEDING WITH 1o. All fill material to be taken from an approved, designated borrow area). APPROPRIATE RAPIDLY GROWING ANNUAL PLANTS. TO REDUCE EROSION AND SEDIMENTATION BY b. ALL SILT FENCE BARRIERS WILL BE CHECKED REGULARLY FOR UNDERMINING OR THE CONTRACTOR CAN REMOVE THE EROS/ON CONTROL MEASURES NO ITEM SHALL BE REMOVED UNLESS THE UPSTREAM 11. All waste materials shall be taken to an approved waste area. Earth fill) shall be inert materials only, free _o DETERIORATION OF THE FABRIC AND REPAIRED AS REQUIRED. SEDIMENT SHALL BE ARtEAS ARE STABILIZED AND THE INSPECTOR GIVES PERMISSION. STABILIZING DISTURBED AREAS THAT WILL SNOT BE BROUGHT TO FINAL GRADE FOR A PERIOD OF 1P INLET PROTECTION 3.07 of roots, stumps, wood, rubbish, and other debris. REMOVED WHEN THE LEVEL OF SEDIMENT DEPOSITION REACHED HALF WAY TO THE TOP OF 11. MAINTAIN ALL EROSION CONTROL MEASURES AS SPECIFIED IN THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK, 1714 .� rri a rn a -� o MORE THAN 30 DAYS. TO REDUiCE DAMAGE FROM SEDIMENT AND RUNOFF TO DOWNSTREAM OR OFF-SITE AREAS, AND TO PROV/!DE PROTE7;770N TO BARE SO/LS EXPOSED DURING CONSTRUC770N 12• Borrow or waste areas are to be reclaimed within 7 days of completion per Zoning Ordinance section THE BARRIER. REMOVING ONLY WHEN APPROVED BY THE LOCAL PROGRAM ADMINISTRATOR !N ACCORDANCE WITH 7HE VIRGINIA EROSION N In SFX SILT FENCE 3.05 UNTIL PERMANENT VEGETATION OR OTHER EROSION CONTROL MEASURES CAN BE ESTABLISHED. 5.1.28• c. ALL SEEDED AREAS WILL BE CHECKED REGULARLY TO SEE THAT A GOOD STAND IS ANID SEDIMENT CONTROL HANDBOOK. T0 13 All inert materials shall be transported in compliance with section 13-3301 of the Code of Albemarle. MAINTAINED. AREAS SHOULD BE FER77LIZED AND RESEEDED AS NEEDED. 12. ALIL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE REMOVED WITHIN 30 DAYS AFTER FINAL S17E IN CASE OF EMERGENCY, THE PRIMARY CONTACT FOR THE PROJECT WILL BE THE RLD OR STABILIZATION OR AFTER THE TEMPORARY MEASURES ARE NO LONGER NEEDED, UNLESS OTHERWISE AUTHORIZED BY THE 3.32 PERMANENT STABILIZA77ON: 14. Borrow, fill or waste activity involving industrial -type power equipmernt shall be limited tothe hours of CONTRACTOR ON-SITE o 0 THE CONTRACTOR WILL BE DETERMINED AT THE TIME THE CONTRACT LOCAL PROGRAM ADMINISTRATOR. TRAPPED SEDIMENT AND THE DISTURBED SOiL AREAS RESULTING FROM 7HE DISPOSIT70N THE ESTABLISHMENT OF PERENNIAL VEGETl77VE COVER ON DISTURBED AREAS BY PLANTING SEED. 0oam to 0o m. CE D CONSTRUCTION ENTRANCE J. 7 9 P !S AWARDED. UPON COMPLE77ON OF THE PROJECT, THE OWNER WiLL BE RESPONSIBLE FOR OF' TEMPORARY MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT 0 FURTHER EROS/0N AND SEDIMENTATION. O TO REDUCE EROSION AND DECREASE SEDIAENT YIELD FROM DISTURBED AREAS. TO PERMANENTLY 15. Borrow, fill or waste activity shall be conducted in a safe mannerthan I maintains lateral support, or order SITE MAINTENANCE. E STABILIZE DISTURBED AREAS IN .A MANNEf THAT IS ECONOMICAL ADAPTABLE TO SiTE CONDITIONS CD , CHECK DAM 320 AND ALLOWS SELECT70N OF THE MOST APROPR/ATE PLANT MATERIALS. TO IMPROVE WILDLIFE HABITAT TO ENHANCE NATURAL BEAUTY. UPON COMPLE77ON OF CONSTRUCT/0N AC77WT/ES, ALL to minimize any hazard to persons, physical damage to adjacent land ancd improvements, and damage to any public street because o slides, sinking, or collapse. 7� SOIL DESCRII- TION (LBS/ACRE) ELEVATION IS 4.0' PLAN 'IEW AREAS WILL RECEIVE A PERMANENT VEGEAT/VE COVER. 16. The developer shall reserve the right t install,t ' P g o maintain, remove orcconvertto permanent stormwater SEPT 1 -FEB 15 FD TEMPORARY FILL DIVERSION 310 management facilities where applicable all erosion control measures regwired by this plan regardless of the 95- Wehadkee Silt Loam: 0-29 slopes. This soil is typically more than 80inches deep and PROOF HYDRANT 3` jI � J. SOIL STABILlZA770N BLANKETS &MATING: sale of any lot, unit, building or other portion of the property. poorly drained. This soil has a moderately high to high Ksat with a depth to water SECTM A -A FEB 16 -APR 20 THE INSTALLA77ON OF A PROTEC;37VE COV SING (BLANKET) OR A SOIL STABILIZA77ON MAT ON A 17. Temporary stabilization shall be temporary seeding and mulching. Se(eding is to be at75 lbs/acre, and in table ranging from approximately O-30inches. The available water capacity is high nD 5 PACED TEMP COW PREPARED PLAN77NG AREA OF At STEEP S:OPE, CHANNEL OR SHORELINE. TO AID /N CONTROLLING the months of September to February to consist a So/5o mix of Annual Ryyegrass and Cereal Winter Rye, or and is approximately flinches. V D! VERSION 312 EROSION ON CRITICAL AREAS B Y PROVIDING A M/CROCLIMAlE WHiCH PROTECTS YOUNG VEGETATION AND PROU07ES ITS ESTABLISHMEENT. APPYES ON SHORT, STEEP SLOPES WHERE EROSION HAZARD in March and April to consist of Annual Rye, or May through August to connsist of German Millet. Straw 40E- Hazel very stoney loam: 25-459' slopes. The surface area for this sol! is typically PS PS PERMANENT SEEDING 3.32 IS HIGH AND PLAN77NG IS LiKELW TO BE 'DO SLOW IN PROVIDING ADEQUATE PROTEC77VE COVER. mulch is to be applied at 8olbs/loosf. Alternatives are subject to approvedd by the County erosion control inspector. covered with cobbles, stones and boulders. This soil typically drains excessively well and has a moderate! h to high Ksat value. The g g y hi depth to the water table for this SEED APPLICATION WITH 3.39 DUST CONTROL: 18. Permanent stabilization shall be lime and fertilizer, permanent seedinng, and mulch. Agricultural grade soil is generally more than 80inches and the available water capacity is low, approximately 4inches. 0,0 >_ TOPSOILING 3.30 REDUCING SURFACE AND AIR MO)VEMENIF DUST DURING LAND DISTURB/NG DE MOLt TION AND CONSTRUCTION ACT11477ES. TO (PREVENT ,J.RFACE AND AIR MOVEMENT OF DUST FROM EXPOSED limestone shall applied � • v be a ed at albs l000sf incorporated r ed into h co oat the to -6 i' / m h c es of soil. Fe ihz PP 9 rt _rshall pp / P P 4 I, be a lied at l000lbs acre and consist of a 10-20-10 nutrient mix. Permanent seeding shall be�pped at 47D Louisburg Sandy Loam: 15-251 slopes. This soil is generally well drained and has a high to very high Ksot value. The depth to the water table in this is typically -�S SEDIMENT CONTROL HANDBOOK, 3RD ED.) SOiL SURFACES AND REDUCE THdE PRESEiCE OF AIRBORNE SUBSTANCES WHICH MAY PRESENT 18olbs/acre and consist of g5% Kentucky 31 or Tall Fescue and o -S% Perennial Ryegrass or K-errtucky soil more than 80 inches and genera/(y has o moderate available water capacity of ClP CULVERT INLET PROTECTION 3.08 HEALTH HAZARDS, TRAFFIC SAFEETO PREVIVr1S OR HARM D MAL O PLANT LIFE. DUST CONTROL MEASURES SHALL BE EMPLOYED TO PREY.-,vT SURFACE AND A/R MOVEMENT OF DUST DURING CONSTRUCTION. MEASURES EMPLOYED Bluegrass. Straw mulch is to be applied at 8olbs loosf. Alternatives are subject to approved o the Count g pp ` ! PP 1' Y erosion control inspector. approximately 6inches. 21D Culpeper fine sandy loam: 15-259 This is .� , r / ✓� SHAL BE IN ACCORDANCE WiTH THE VESCH. CN slopes. soil generally well drained and has a f --Rlrw E815(<.14G' ...t'LYlNG 19. Maintenance: All measures are to be inspected weekly and after each rainfall. Any damagmr clogging very low to high Ksat value. The depth to the water table in this soft is typically to structural measures is to be repair immediately. Silt traps are to be cleeaned when So% of th wet storage more than 80 inches and generally has a moderate available water capacity of DC DC DUST CONTROL 3.39 volume is filled with sediment. All seeded areas are to be reseeded when I necessary to achieve) good stand approximately 6inches. J � `// ` // of grass Silt fence and diversion d kes which are collect- sediment to hTalf their hei ht must)e cleaned ZJ TSD - TEMPORARY SLOPE DRAIN 3.15 SA SAFETY FENCE 3.01 RW TEMPORARY RIGHT-OF-WAY 311 DI VERSION S� moi• �`t.++ '. SET POSTS AND EXCA VA TE A 4 "X4 " TRENCH UPSLOPE ALONG THE LINE OF POSTS. i �L i FLOW II I,- 4 PAVEMENT ' 21A DIVERSION DITCH✓ SIDE ELWATiON AGGREGATE BASE EXISTING GROUND 70 WIN. EX. CURB OR nsal+wrr�YEO wASHrrAac EDGE OF PAV•T 2 12' MIN. EXISTING 22X--- PAVEMENT DNERSION DITCH PoSITNE OR004-- SEDNAW WMNl7 SPECIES MINIMUM WIDTH ATTTT� TR DEVICE 1992 325 DESIGN WATER (LBS/ACRE) ELEVATION IS 4.0' PLAN 'IEW ANNUAL RYEGRASS MUST EXTEND FULL WBIDTH OF SEPT 1 -FEB 15 INGRESS AND EGRESS OPERATION SET 1 1/2' WATER HYDRANT WITH FROST . 12MIN. PROOF HYDRANT 3` jI � ABOVE GRADE AND 4' 2z„- Waft OFF EDGE OF PAVEMENT. SECTM A -A FEB 16 -APR 20 NOTE: A MINIMUM WATrER TRAP OF " IS REQUIRED 60-100 WITH A MINIMUAM WASH HOSEDIA. OF 1.5' (LOLIUM MULTI-FLORUM) 5 PACED TEMP COW EIM `[__ \ Sral N.rs - 2. STAPLE WIRE FENCING TO THE POSTS. SILT FENCE sF (WITH WIRE SUPPORT) NO SCALE J A 7TTACH THE FILTER FABRIC TO THIS WIRt FENCE AND EXTEND IT- INTO THE TRENCH. U�Li 171 �1 � E y g g and repaired immediately. Reference. web sof! survey online database, found at Zo. All temporary erosion and sediment control measures are to be remowed within 3o days offinal site Http://websoflsurvey.Nres.Usdo.Gov/app/websoflsurvey.Aspx stabilization, when measures are no longer needed, subjectto approval bpy the County erosioncontrol inspector. 21. This plan shall be void if the owner does not obtain a permit within 1 yrear of the date of approval. (Water Protection Ordinance section 17-204G.) 22. Permanent vegetation shall be installed on all denuded areas within niine (9) months afterthe date the land disturbing activity commenced. (Water Protection Ordinance section 17- 207B) PLANTING DATES SPECIES RATE 1992 325 50/50 MIX OF (LBS/ACRE) ANNUAL RYEGRASS Fater Applimtio i SEPT 1 -FEB 15 (LOLIUM MULTI-FLORUM) 50-100 1./'�il€i+�SiX+�a Waterl �9 �.xs31<ifiliCTC AAA CEREAL (WINTER) RYE Anionic H (SECALF CFREALE) Asphalt Emulsim 7:1 Coarse, Spray 1,200 FEB 16 -APR 20 ANNUAL RYEGRASS 60-100 (LOLIUM MULTI-FLORUM) Resin in Water 4A Fine Spray 300 ... WWI _qag� GERMAN MILLET Acrylic Emulsion MAY 1 -AUG 31 (SETARIA ITALICA) 50 SEEDINGS MADE IN FALL FOR WINTER COVER AND DURING HOT AND DRY SUMMER MONTHS SHALL BE MULCHED IMMEDIATELY UPON COMPLETION OF SEED APPLICATION WITH TACKIFIED STRAW, IN ACCORDANCE WITH VA E&S STD 3.35. o TEMPORARY SEEDING SCHEDULE NO SCALE (STD. & SPEC. 3.31 OF VIRGINIA EROSION & -�S SEDIMENT CONTROL HANDBOOK, 3RD ED.) 0 4. BACKFILL AND COMPACT THE EXCA VA TED SOIL. FLOW , l -- Ili EXTENSION OF FABRIC AND WIRE INTO THE TRENCH. SH, SL1 19192 3.25 TABLE 8,39-A 1992 325 Dff ERSION C'I 41VIVEL (ROSSiNG AQHESiVES USED FOR DUST CONTROL WWI Fater Applimtio i DIVERSION CI1A.,V NIL CROAS"SISTC' ACCEPTABLE UNI GS DItution, Type cif Rate 1./'�il€i+�SiX+�a Waterl �9 �.xs31<ifiliCTC AAA r Anionic H U C Asphalt Emulsim 7:1 Coarse, Spray 1,200 FDOWY 1LCCAaGN, now BASER PERSPECTIVE VIEW Latex. Emulsion 12;5:1 rine Spray 235 1 Resin in Water 4A Fine Spray 300 ... WWI _qag� Acrylic Emulsion ::. IOWS UNLi (Non -Traffic) 7:1 Coarso Spray 450 1 a�� cTw_,da CNZP,k - #1 PWI Q11 $5 Comm va"Ifflt Acrylic ErTailsion I K1UI - hWl_ ST.REAMBEb) ('i'Taffic} 3.5:1 Coaarse Spray 150 66 Source. Va.I7S"NO 19192 3.25 1992 325 Dff ERSION C'I 41VIVEL (ROSSiNG 0i'm Z III? NOVIII to s `' WWI DIVERSION CI1A.,V NIL CROAS"SISTC' ACCEPTABLE UNI GS � (CROSS SECTION A -A OF PLATE :3.25-1) AAA r FLOW H U C ,, g WW"IEIIAW FDOWY 1LCCAaGN, now BASER PERSPECTIVE VIEW iaw A. 1 alT fINCG °'+u57 P�'.i5i r TYPE A DIVERSION lab 1k, Ml\1 VOLIVI--9" Pry€ (, NIL. NEN.) fNi ... WWI _qag� I ::. IOWS UNLi AWRAF 1 a�� cTw_,da CNZP,k - #1 PWI Q11 $5 Comm va"Ifflt _. 0 I K1UI - hWl_ ST.REAMBEb) L 66 V) � JJ% AT fGd Ui1T4'{�+ Cfi'?_�1Huu) !IU Ti+i4.%"_e9CJN o f-1.1 TYPE B DIIJERSi0N 0 I t •q FLUR 6AF3Y1E=2 Y k � >alf%r'z.P FfiER t;QTH & .� , r / ✓� xlsllk c>Hu rzG. r CN f --Rlrw E815(<.14G' ...t'LYlNG `fr 0 J � `// ` // ZJ 1 TYPE C DIVERSION ) ' WRAP FILTER CtOn - g f > Q < o L90F t of ■ e "^--� PLl^lfCKiQ, JERSI"f iFGu'RLsdiNlrlc 0 a t TxemA+ae J t 3 P.uwcj or�trA�la 10RI VIA .q W LKH OF EYIaTIP&'i» STREAM WHK41£' EP IS LESS 0 6RMEP tM'k,TIC<J -r` PLh1EE "RAP RRA � +a Ek{q'p[HCu SIt:T PENCE AND F11111CiLTtdd !N SAW FRENCH 0 � 0F.FL� WRIER AT i(i'� S(tUroe-. t,6 � Wkf..eO.:] Source: Adaapted frorn VL)OT Standard Sheets Plato 3.25m2 VOL I)SNVO Plate 125-1 TOTAL LBS GENERAL SLOPE (3:1 OR LESS) PER ACRE KENTUCKY 31 FESCUE 128 LBS. RED TOP GRASS 2 LBS. SEASONAL NURSE CROP 20 LBS. SEASONAL NURSE CROP 150 LBS FEBRUARY 16 THROUGH APRIL ANNUAL RYE MAY 1 THROUGH AUGUST 15 FOXTAIL MILLET AUGUST 16 THROUGH OCTOBER ANNUAL RYE NOVEMBER THROUGH FEBRUARY 15 WINTER RYE NOTES: 1. LIME AND FERTILIZER NEEDS SHALL BE DETERMINED BY SOIL TESTS AND APPLIED IN ACCORDANCE WITH VESCH STD. 3.32. 2. SEEDINGS TO BE MULCHED IMMEDIATELY UPON COMPLETION OF SEED APPLICATION, IN ACCORDANCE W/ VESCH STD 3.35. PERMANENT SEEDING SCHEDULE NO SCALE (STD. & SPEC. 3.32 OF VIRGINIA EROSION & P SEDIMENT CONTROL HANDBOOK, 3RD ED.) ON SHALLOW SLOPES, STRIPS NTIVE COVERINGS MAY BE APPLIED ACROSS BERM THE SLOPE. BRiNG THEE MATER ALBERM OV RA THE E BERM AND ANCHORt I II II I�� I II I BEHIND THE BERM. III -I I i�TI� I �I I �I I I -I I -I I -L_11 Iz� I -I I I- 4 BRING MATERIAL DOWN TO A LEVEL AREA BEFORE STEEP TERMINATING THE INSTALLATION, TURN! THE END SLOPE UNDER 4 AND STAPLE AT 12 ' INTERVALS. • 12 iN DITCHES APPLY PROTECTIVE COVERING PARALLEL f0 THE DIRECTION OF FLOW. USE CHECK SLOTS AS REQUIRED. AVOID JOINING MATERIAL IN THE CENTER OF ON STEEP SLOPES APPLY PROTECTIVE COVE#Wd PARALLEL TO THE DIRECTION OF FLOW AND ANCHOR SECURELY. THE DITCH IF AT ALL POSSIBLE. I:I rHl MI I I �L: � �1i=lll�lal�ll�lll- BIM SOIL STABILIZA TION BLANKET- NO7�: TREA TMEN T 1 SOIL STABILIZATION MATTING MATERIAL SHALL BE INSTALLED AS No SCALE REQUESTED BY THE ALBEMARLE COUNTY EROSION CON77?OL INSPECTOR im 109 CULVERT o c 0i'm Z III? NOVIII to s `' WWI '•k �� �1F�f*kµ t'1ii>t, lM +wit � AAA r H U C ,, g WW"IEIIAW �UVWFA,r PERSPECTIVE VIEW iaw A. ... WWI _qag� k, AWRAF #1 PWI Q11 $5 Comm va"Ifflt _. 0 I uroe, North Carallae tedii=m Car&al Comm 3494 am o c H U C ZLl!0 1 0 _. 0 �* 0 66 V) o UJ a 0 O CN0 o y - CN zU) 0 J � `// ` // ZJ LL1 ) 0=1111111111110 > Q < o L90F of ■ e 0 > J t 3 0 0 U L O ' a I Q N Z 0 2 S C 0 LLJ T a Ul U-1 z_ II ---i Ld w w Z UD Z LUw Lu LLJ z / ) 0 0 T ;;Pp 0 0 0 W ry H °- elf 0 U X s ZD LU � ' i 1 i Q 0 i 0 I- C w W UO E U JOB NO. 20922 0 0 0 SCALE AS SHOWN a SHEET 1\10. Q 2 In c 0 T TP/R. COLLINS'Z 0 X-) No. 35791 Aj PLAN SHOWING STREAM CROSSING: SCALE: i"=zo' NOTE: THE CHANNEL SHALL BE CLEANED ' ^ >\;: AFTER CONSTRUCTION AND DEBRIS SHALL BE REMOVED. iu L IF , r' ; -i r . - uo 30' ACCESS ESMT., AS , SHOWN ON PLAT n \ `R VDOT_$iTD. EC -1, CL. II RIPRAP wJ FILTER n ' i\ '~ �' / LOT LINE ff K> FABRIC UNDERLAYMENT ROUTING `l �� • L ,--- HANNEL AROUND ABUTMENT WING r \, 551.4 TOP OF ,WING WALL k ` WALL. (W=4;L=20';D=2' MIN.) ; �b'x, qEXISTINGx` �L F y 551 4 GROUND APPROX. LOCATIO y k a 1 OF zo-YR WSE 5"81 :.ATJQ N APPROX LOC y 552.0 TOP OF WING WALL lM1.\ �' OF 2 -YR WSE o = K 552.0± EXISTING GROUND t; �5 '33 556;0 TOP OF 0ECKING- 554.06 LOWER PLATE, _.--.. STREAM BANK LIMITS EXIS, IN OUN- __. r L 55,0± 'TOP Os�`1LO�I ;F> -OW`< APPROXI LOCATION V,y OF 2 -YR WSE 550.33 r. n r' 5� .0 TOP _OF DEGKI RG 556°0 TOP OF DECKING - ... 554.a6-EPLATES :L 554.06 LOWER PLATE APP,ROX. LOCATION 552:0±_..EXISTWG``,,GROUND 550:4± EXISTING GROUND OF zo-YR WSE 55o.98' - 5501 TOP OF. LAW, FLOWk=BANKS 550± TOP-OF,BANKS 556.0 TOP OF DECKING 554.0 TOP NG WALL 554.06 LOWER ..PLATE 554.0± EXISTING IND 552.2± . EXISTING GROUND _ ._. 550± TOP OF BANKS 555.0 TOP -OF WING WAL 555.0± EXISTING GROUND.. 30' ACCESS ESMT•-, AS f _ SHOWN ON PLEAT``. i PLAN SHOWING MITIGATION & CRITICAL SLOPES: SCALE: 1"=6o' NO TES.• 1. TOPOGRAPHY PROVIDED BY ALBEMARLE COUNTY GIS AND AERIAL SURVEY. THE SITE WAS FIELD VERIFIED ON MARCH 27 OF 2013. 2. THERE IS A WPO STREAM BUIFFER ON THIS SITE, AS SHOWN ON THE PLANS. J. THE PROPOSED ESC PLAN/AIREA DOES NOT CONTAIN 100 -YEAR FLOODPLAINS PER FEMA MAP #51003CO410D EFFECTIVE 2-4-05. 4. 100' WPO BUFFER SHOWN OM THE PLANS IS 100' OFF THE EXISTING STREAM's BANKS OR 100' OFF THE LIMITS OF THE WETLANDS, WHICHEVER IS GREATER. 5. THIS SITE CONTAINS CRITICAL' SLOPES (SLOPES GREATER THAN 25%). 6. A STOCKPILE LOCATION IS INOT PROPOSED w/ THIS SET OF PLANS BECAUSE THE GRADING SHOWN CREATES NO EXCESS CUT OR FILL! THE DRIVEWAY GRADING AND VERTICAL ELEVATION OF THE PROPOSED ACCESS HAS BEEN ADJUSTED TO BALANCE THE CUT AND FILL ON THE PROJECT. NO EXCESS CUT WILL BE GENERATED WITH THIS PROJECT NIOR WILL IT NEED TO BE TRANSPORTED ONSITE TO ANOTHER LOCATION OR OFFSITE. PLEASE NOTE THAT UNIDER NO CIRCUMSTANCES SHALL DIRT BE DUMPED OFFSITE WITHOUT PRIOR APPROVAL FROM THE COUNTY IN55PECTOR. 7. ALL DISTURBED AREAS WITHIIN THE 100' WPO STREAM BUFFER, EXCLUDING THE CULVERTS' OUTFALL CHANNELS, SHALL PROVIDE TWICE- AS MUCH AREA MI O C C OR G TION. PLEASE NOTE THE MITIGATION PROPOSED IS WITHIN THE LIMITS OF LOTS 36 & 37. 8. STORMWATER MANAGEMENT, IMS -19 REQUIREMENTS & CHANNEL ADEQUACY REQUIREMENTS WERE PREVIOUSLY APPROVED w/ THE M4OUNTAIN VALLEY SET OF PLANS (COUNTY FILE #2291). 9. MITIGATED AREAS SHALL BE PROTECTED BY MAINTENANCE AGREEMENTS, TO BE EXECUTED AT TIME OF PLAT APPROVAL. 10. ACCESS TO LOT 37 SHALL B3E FROM THE PROPOSED SHARED DRIVEWAY AND THE FINAL LOCATION OF ITS CONNECTION WILL BE DETERMINED' WITH A PLAN AMENDMENT AT THE TIME OF THE LOT's DEVELOPMENT Stream Buffer Mitigation SUMMARY OF AREAS: PROPOSED IMPACTED AREA:: 23,123 SQ. FT. OF STREAM BUFFER IS PROPOSED TO BE IMPACTED EXISTING IMPACTED AREAS: 9,938 SQ. FT. OF STREAM BUFFER WAS PREVIOUSLY IMPACTED TOTAL IMPACTED AREAS: 33,061 SQ. FT. REQUIRED MITIGATION: 66,122 SQ. FT. = 1.52 ac. PLANTING REQUIREMENT FOR EVERY 400sf (OR 20'x20' SECTION) SHALL CONTAIN THE FOLLOWING: THE WATERSIDE 50% OF THE BUFFER: ONE (1) 1�' - 2" CALIPER CANOPY TREE OR LARGE EVERGREEN AT 6' TWO (2) J"- 1j" CALIPER UNDERSTORY TREES OR EVERGREENS AT 4' OR ONE (1) UNDERSTORY TREE AND TWO (2) LARGE SHRUBS AT 3'-4' THREE (3) SMALL SHRUBS OR WOODY GROUNDCOVER AT 15"-18" THE LANDWARD 50% OF THE BUFFER: BARE ROOT SEEDLINGS OR WHIPS AT 1,2010 STEMS/ACRE, APPROXIMATELY 6' O.C. (600 MINIMUM PLANT SIURVIVAL REQUIRED AFTER TWO GROWING SEASONS) OR CONTAINER GROWN SEEDLING TUBES AT 700 PER ACRE, APPROXIMATELY 5' O.C. (490 MINIMUM PLANT SIURVIVAL REQUIRED AFTER TWO GROWING SEASONS) THE REQUIREMENTS ABOVE EQUATE TO THE FOLLOWING: MI TIGA TION AREA il: WATERSIDE 50% OF BUFFER (15) 11" - 2" CALIPER CANOPY TREES OR LARGE EVERGREENS AT 6' (30) J"- 1�' CALIPER UNDERSTORY TREES OR EVERGREENS AT 4' OR (15) UNDERSTORY TREES AND (30) LARGE SHRUBS AT 3'-4' 46 SMALL SHRUBS OR WOODY GROUNDCOVER AT 15" -18 - LANDWARD ( ) C 5 LANDWARD 50% OF BUFFER (14) CONTAINER GROWN SEEDLING TUBES APPROXIMATELY 8' O.C. MI TIGA TION AREA J2: WATERSIDE 50% OF BUFFER; (3) 11" - 2" CALIPER CANOPY TREES OR LARGE EVERGREENS AT 6' (6) J"- 11" CALIPER UNDERSTORY TREES OR EVERGREENS AT 4' OR (3) UNDERSTORY TREES AND (6) LARGE SHRUBS AT 3'-4' (10) SMALL SHRUBS OR WOODY GROUNDCOVER AT 15"-18" LANDWARD 50% OF BUFFER; (88) CONTAINER GROWN SEEDLING TUBES APPROXIMATELY 8' O.C. Ml TIGA 77ON AREA _13.- WATERSIDE 3:WATERSIDE 50% OF BUFFER, (13) 1j" - 2" CALIPER CANOPY TREES OR LARGE EVERGREENS AT 6' (26) J"- 1j" CALIPER UNDERSTORY TREES OR EVERGREENS AT 4' OR (13) UNDERSTORY TREES AND (26) LARGE SHRUBS AT 3'-4' (39) SMALL SHRUBS OR WOODY GROUNDCOVER AT 15" -18 - LANDWARD 50% OF BUFFER, (266) CONTAINER GROWIN SEEDLING TUBES APPROXIMATELY 8' O.C. MI TI GA 77ON AREA #4: WATERSIDE 50% OF BUFFER, (30) 1j" - 2" CALIPER CANOPY TREES OR LARGE EVERGREENS AT 6' (60) J"- 1�' CALIPER UNDERSTORY TREES OR EVERGREENS AT 4' OR (30) UNDERSTORY TREES AND (60) LARGE SHRUBS AT 3'-4' (91) SMALL SHRUBS OR WOODY GROUNDCOVER AT 15--18- LANDWARD 50% OF BUFFER; (185) CONTAINER GROWIN SEEDLING TUBES APPROXIMATELY 8' O.C. NOTES: 1. ALL MITIGATION PLANITINGS SHALL COMPLY WITH THE RIPARIAN BUFFERS GUIDANCE MANUAL BY CBLAD. 2. ALL MITIGATION AREA\S SHALL BE PROTECTED BY A MAINTENANCE AGREEMENT. 3. DCR's RIPARIAN BUFF=ERS MODIFICATION & MITIGATION GUIDANCE MANUAL DEFINES A CANOPY TREE AS A TREE THAT REACHES 35' 1N HEIGHT ORS LARGER WHEN MATURE. THE MANUAL DEFINES AN UNDERSTORY TREE AS A TREE THAT MATURES TO A HEIGHT OF 12' TO 35'. A LARGE SHRUB IS DEFINED AS A SHRUB THAT REACHES 10' OF HEIGHT OR GREATER AT MATURITY, AND A SMALL SHRUB IS DEFINED AS A WOODY PLANT THAT CAN REACH UP TO 10' OF HEIGHT AT MATURITY. PROPOSED IMPACTS TO STREAM'L f, f BUFFER RESULTING FROM n PPROX INSTALLATION OF DRIVEWAY. LIMITS'^'� T' f° - LII.A' u ;JF C OF IMPACT GENERALLYCOINCIDEw/ r-\/ Y -F x• k' <' �a �` - LIMITS OF DISTURBANCE WITHIN h .%",� y..' ,x/ :rx ''. }�;x x'-c`.=c �*,. a�>rxx .�{`... X,�•%t`'`�. ''�,`k �-r 4�r / }� t ' ^ J �x STREAM BUFFER-" x". .., ... r...... ..'hr_J• , -,_ea �- .,`x t..n= ';_,, t�r .... ..::: ?. � ,-,.;.-I_,..f ,.�r -.J . ,... r. -_.r .:) ,-.,i _. ., ,'. -_. ,-,.;_J-- ^ < •lx °xx= �'4x Y`s � y I °µY a � .... r.. ..._ � 7_:3 ;,.v .. ,; ... ,, . �,• 7 ,-.__: i e ^ x: w, x "A-• a'%C "X'a i�< -Y .z: ` 7 I e i` ,.,, 7 •- .., ..�" ., .. ..r _, ... 1 x a < ..p x ; c t .... r, ., . • u , x , K ; X'` t xk �' -i, 4 a;�t : / _•'t 1- , �1 fr r ...' .>1 r _ _r r..,_.;_t.. � ,x .x�` ; •'X.x f i ; fig > : ...-t.. r. _: c.. ,, _„ ., �_..;-:'.- k / . k` 'k. 'y* Irl ?_;, '•fid y x r'., , ..«-. .1 ��.. . ; �Y xs ^Y. :t:; t :1 ._a '- 3 t'V , •� , (� rl, xe tk ° x a : r r ``pROFQSEf�l11TIGAIQN �i �. k, y,t° •x, .r.k ° . X , r t�. , _ ,r r , / ,. < x o ; k= X�2fxA 1; 6,4S�sf�;' <°4ha^ j x t t^"9 1 .. %,1 __r ..+, ! ... ,,J,4 .'G ;, s n .'<` t • a 1 e e ' .` r~ L C, ^r x+ k` t- jj �� (� sou} BCW,; (� ,- :.Y sV'�SIOaE I Eli LIIY4�1� V � F ^i ' x x < , u c a , � _ _ . _ _,. :. r r r \ ..... �rr < � E`. LANE�c K ' � .. ! .-.._ .,, sf � \. .. .. _111'1-1� _- * t . � Y'r NK F'UStU MI i .....: :... _. z.....:. _. , \ :...r -,_ re r ; , V I IIGAI IUN .. .. .et" �°,,.-� � tip �a. _ _ �\. ,.,7 s..-,..r�,� .: _ a ... x .- x . � .,, __..... z,AREA# 3 as 836sf Y `L r r - i. IPPRx ry r , i '/F t ,: D `r q - " .. f - + l i t , , , , r " ' . i 5 ' j �T tl 0�� O SCIOTT/R. COLLINS�Z C3 No. 35791 O �UL.i i e ,9 e 1 o9 1 S n.t et '� - -n-_-.,,.-.. it..w. UaCe La 3 2 ,'13 8 a ;° .1 1t3rr1 #?#OH+ai# STAT10Nf:� - n � AF3A+Co frols . �L ; - s L1,A.- 32tac: I I ^ t I fail% etev. 1g10�.T'ip . Design AH'gV depth elev. - `a'tf1:ciure8_ _ elev, frerl, rWelev, Culvert # 2: Cw - 0,45, Tc - 8 min., 12 - 4,5 inlhr,110 - a.5 Inthr,125= 6.5 in(hr _.. I I I I i i I j i E j i i I i Pro ect ame: Mountaiin Valley `•,,, CL elev. 560 t # s , { (. te,Ci4ltaaF .MiP.4.Atgl [,+ ''1't flri '�� ,I { Job Number: rive a r forLot� 36 3T CHA USED , , K a - R E-- - AI?l` 7 2 = 0,57 CFS 10,1oursAvailable _.-, ..,..,,Le i �o�lgn�d �+Y.. O = I D � CFS ,Fwd Plain Management Z5.568VC -T - GFS IC,; Da a is �OtI pay 066 r r. ECev. LR �` i r�. fir. le ; -..� �-....-- - Brad lame; (xTop d"':Atsf 0 0 s 3 r_ iVta - 4 -5.Q f 'for S`�5°r S��tthe�c Lltxed Q�mnel; CQNT. OUTLET Erd C0 GUCV RT TYPE SPIE L2 i ?S 't", I _.. ._ ..... .._- 1. I I OUTLET CONTROL i de. HW Ke do � V=4 to fg for 5iA< 1U., Prc�lic t NAA SCi50 or ecpa�vales?,t Igo H LSQ ' 1 2' j s i i I I I i V t Y orrn 2 oar St MaxV-3Ofgxfor5x10 ;+ v- .(C -, 10 `€'ear torm V) - �� �' I I I l ---- __! -- Stn Sfs.1 T Area CA 1 1 2 .02 I fl 1#ape Gass (1xr,f3243 rr tt.� i" [�::}t1irit.L7esi�1 4.4 a 47 . d 0 1 �.. � nTa .-----: __— Irou1 Zr to it } ' 11ze { �. (4CC11111} ti11/1 tc�si (ffii,'ft) Vel. Depth fret; fie tl� t�r111r) t fs ttt"a tL�eptl�� {Ty �j ! I i 3 I 100.OPOVC I I 10+50 ti+00 5.t) 0?43 ()00 0)035 1 4 (}-Iii i1, �rt7{.}` , ,. `Js-, ) i} -I l I% _ S d.�2 Fr. � 6.7 (i.I ' Q.�4 ft i �� 1 `° ?TAG:k' 1 0 C I I I .,..... > 11-1-00 I2+£Itl �,#) i):4� (),I3 (1. � �.Z i1: {1.IE(�1 ` 2.�3 s 0.27.1c`t 6.7 0.:17 03()IT 12" NAG SGt50 ', U -D Q I ' t 12 �t}ti I ft d s.t� t . t t)-tx tt. [ t Via. i). t xitx) . r s x.31 Fr 6. ;� 0-75 t .3.� tt 1 " AO SC t Std O � -_, \ �G I i i _ I �,0 �_ "-----.... i i PROPtiSED DRIVEWAY— --- - 11±oo ___.__=_ E istill'a __---- • x,45 Off, ' Il. t,� _ -.._-T. - t- - + _^ 2. 2 ty.,41"i __..__ - --- .. � — ts,7 ---- tt.itt L t),7 t_ — — 12" NAG 0154) —�.— - a 0 _! — / LANDING zo' KONG w/ z z I U) i I' I Li w w z I I 0 z W I� 1 1 1 0 `, LOPES BETWEEN z- 6/o 4;NO z TEST' i J ; F— I J: ;' / 0 ..oi . , ; _, 6�;.... ° +"/":- /1=\e i O I I ( ,`ALL DRI EWA Y EMBANKMENT pR�nr%AfItiAAITt Y nF . ....... . t MA!TERIAli SHAL CON,�IST I. Snll !ANIS IF Pl AC�n I1SU�<F_�SIVF --------_ , _.. . ( ___ I 0 00 ' !rr%`' -'��` r �+ -- ". ; I I ...- ; , I , I o � I i Q 2 i O , i a ;.........- ----.......- ..... ......-.. ..-...... ..... O Q I I I W O I i i \ I i )80 I -I LL FILL AT g5% 1 -- I - -----....__ �. _� - ___..._I—_..._ Ll� COMPACTION I I I w I (TYP.) \ i 1 I ..._ : _: L.... .I 1 I j I I ' I I j I I\ . _; I I I i I I --_- -- --,-...--- -- I I I i EXISTING GROUND i I ECENTERLINE j j ! I 1 .......... _..,. ._ . _....... t.........__ !.. _.... '-.. I I { I 1 I I i i v �! . : , ; _t t :. \ �� f r. x a :::n:..:.:.h:. ; ` DRAII�IAGE ANAL PSIS FOR ,t � „.,, r , I t I ' r u a , _ 1 , <„ r .... . _ �� 1 1 , ( „-. - -. -' _ ,.,..:... _. ''� CUL VER TS & Dl TCHES: } ,- s - :F- o-, , r. -r, :+ , k , , . w. s , r .. ,.a .s. , , a ,, . t . 4 . / „ , _u_..,..r..._...... , �.... _ SCJQTT R. COLLINS'� �? ', .., - •\ ., . ' s i':: -.'.t _ ; 7 »a,�” j. , 4•-=r.'r-°t %• *.'r rt'.a• a.:, .. I• -i at+, f , ,.re r' `" � „ , ^ SULE � 700 1 .. r t No. 35 791 a 1 , r .t. , „-, ,. , ,.. .. - , .1...,-�. ...,.-..... ... 2 s : , . r. r: , t i. �.. i..N .. ,•e-+-i.h.m,.w �i.,r.-t.:-.x :. - ry y , FF , - .i I f t , :i t l e� t� .�'.. ,:,t ".,.., -,. �'.."�"'>,.:_ _._..:�_._I , ,, 1. rA �� �� \ .. i ..__—_ —__..--..—_--� .—.... 1. _ __ —.__ _....—_—.__—__ - - _— ....._ .___ ] ci � ci I I ! i i t Oo i I i `r� I I j I o i .. .... ............. .. i � 1 ai 1...... �. ...... ...........I..... i ........... ..... .. .._........... . ............. _............... ---.... ._. ..._ ...... Vl Vl ,_ ._.. r .. .. 1 ..I,... W i LLf '..... 1 i 0 1 Q i I , . in i j 1 .i .. PROPOSED ITCH RIGHT; - : ) c ) : i CARRYINGIDR_IVEWAY& .i.�.__ ��r ---- - m m' --- -- —! ..--- — 1 --- ----- — —... — — - -- i jos ' t ' - J 1 I ' ... I i. 1 i... ��v 1 , OVERLAND RUNOFFTO I I I APP OVEDIPRAPLINED I i i ! I _.-_ I HANNEL 1..... 1 `x _... 1 .-.. -' _ . J ... ! _ 1 .......... _......... __- ....... __..... __...C. ,_._ � /. I ` % ` �/ .I. t1. I r' ! , I r DL 1 00' I I . ...--_y.._..__ .._ _-__ _._.___ L.__--_,._-- _--__ _. ...__ _ —_ —_— i —.. .. - �. f`-�'— l/�'-'. — __ __.— — ..,-..___ , �.... — 2.1 t f f J± ! PRO Ea— I. 1 l l I i DGE ,' r r I I `�. I I t I �, BRI : NAG SC150 '; I I I r I ( F j ! ° I I ' 1 ! ^F i s : i ..:. ..._. ;.._. ..1.. ....'... ......_.-tl.. ................ i .... _._---_ ..._..... �':` _ ...... _ .. .._... ........... ............. ........... ... - ___ J .r...Fz..,. �,..,, .. r ........_.......... _ _1._ NL} SCALE - i;, f J 1 ' i .. ....... .,1. �: jr.. 1 / / % ,: ! -' 1 f 3 f �,. f f/ r f ' I I s �r y J I ' / f r°, 1' I / r I i 1 / �' i . ,r i r f 5�5 -- � i I ✓I mfr i `,, I r t ' ,'s :; I f i _ i � v � r I i I i .._._ __� __ 1r .__ i- I I OUTFALL PROPOSED DRIVWAY- I , ;'r�r I I ! / ' E i f '`�I j !DITCH jNTO P IOPOSED RIPRAP LINE 1 j ,f / `l ';, f, l ,i'f' -` 1 , : r f:f i I , I t I '' I ii I 4 iE I If !`'I Lt _..',f� ;`r'..._.. E .... ............I................. ............__I .....__ "................_.. CHANNEL,_TRANSILIQNiNG_IT�H.Tp ..... ra / �t 1 t f 01z CMP 0zy CMP i i I I i I EXISTINGRIPRAPAROUNDBRIDGEi, I I�f/1 I I I 1 ; A L �', CULVE(2T #2 CULVERT #i r BUTMENT WING W L ^ A I 1 v v U I ' i 1 i 1 E i 1 __ I I i _._ -__.- _ i _._ __—'- __-i_..____�. _ 1 - -I ._._,_-._-__ . _ .. -_ -.- _ _ -_ -_ - _._� - - 1 ____- _... - _— _. ........_...----_-1-.___- - T_-APPROX. LOCATION OF z YR;-- �r i �� 1 I ; APPROX. LOCATION OF I i Jl I ! WSE= o. QUTSiD I L_ io YR. WEE= 0 8. { j I ! i " i i I : j - , j 55 33 55 ° _ I O ELEV 6 ..... LIMITS OF BRIDGI` BRIDGE T . t.. .. ............... . cc .............. ...... :.................................... ............ I_........._ - -... i -- _ ...... -... ..... ......_.7. L_ , ......... ; ..... I YEE 1 I _ .._1 1 t.. 1... F F BO ' i 1 I i ( ABJT(v1ENT �/1/iNG WALLS.} i (5,_ 0 RD) i i A I I I I I i EXI d JG I I i i 1 I i I I i I ( t S� L I I :� , ,� j I I i STRI C��M j ( ; I ( I i +P + r' - - 5 I 12+r' 12+7 I - x 1 t t _rt 7 IJ t Cl 1. S; ) 1J n U, r , 1 i L-) '�.l - vi L V I .:--i �� ...� '�hl i C) - i 1 `1 - , - - I ) - _ ..l - t..I ' f -, I i d- I C ' `�' I ! r r-{ O I -t: r ti i U I ; j - _) '...0 � ' Vi, i•,-. Lr) 0`s M v it cT'; -'l I \() LLQ '� `r1 _ � ��vv�� F ,, v1 T~ 7 1�- �) T' ii r r) tX ,-7i. ;} r �_ .t ? L ; ti)I ull ) i u) I_rt 1. LJ i'-) 'j 'j -' L7 'U) _) L t, uaj- L 1I1, L) Li L) I I ( . I 1 i I I I I ( i _ I -- - _4 i ) - i -� r, r) n 1 t 1 IJ - , 1 �, _:_. _ " 1 Y IJ 1 I_ 1J U .F P _i�. CHANNEL INSTALLATION APLICACIONES PARA CANALES NORTH AMERICAN -„ GREEN EROSION CONTROL Products Guaranteed SOLUTIONS 14649 HIGHWAY 41 NORTH EVANSVILLE, LN 47725 800-772-2040 www.ncigreen.com O (, GM 5"12.s CM) LICATION OF LIME FERTILIZER AND SEED. 1. PREPARE SOIL BEFORE INSTALLING ROLLED EROSION CONTROL PRODUCTS (RECP's), INCLUDING ANY NECESSARY APP i - ED A EA. CELL -O -SEED MUST BE INSTALLED WITH PAPER SIDE DOWN. NOTE WHEN USING CELL -O SEED DO NOT SEED PREPAR R ROXIMATELY 12" 30 CM OF RECP's 2. BEGIN AT THE TOP OF THE CHANNEL BY ANCHORING THE RECP's INA 6" (15 CM) DEEP X 6" {15 CM) WIDE TRENCH WITH APP ) O A A X A LY 12" 30 CM APART IN THE U -SLOPE PORTIO 0 TRENCH. ANCHOR THE RECP's WfTH A R W OF STAPLES ST KES PPRO IM TE EXTENDED BEYOND THE P N F THE / BOTTOM OF THE TRENCH. BACKFILL ANO COMAPCT THE TRENCH AFTER STAPLING. APPLY SEED TO COMPACTED SOIL AND FOLD REMAINING 12" (30 CM) PORTION OF RECP's BACK OVER SEED AND COMPACTED SOIL. SECURE RECP's OVER COMPACTED SOIL WITH A ROW OF STAPLES/STAKES SPACED APPROXIMATELY 12" (30 CM) ACROSS THE WIDTH OF THE RECP's. 5 D GAINST THE SOIL SURFACE. ALL E LO BOTTOM OF CHANNEL. RECP's WILL UNROLL WITH APPROPRIATE I E A 3. ROLL CENTER RECP's IN DIRECTION OF WAT R F W IN RECP's MUST BE SECURELY FASTENED TO SOIL SURFACE BY PLACING STAPLES/STAKES IN APPROPRIATE LOCATIONS AS SHOWN IN THE STAPLE PATTERN GUIDE. WHEN USING THE DOT SYSTEM'", STAPLES/STAKES SHOULD BE PLACED THROUGH EACH OF THE COLORED DOTS CORRESPONDING TO THE APPROPRIATE STAPLE PATTERN. 4. PLACE CONSECUTIVE REOP's END OVER END (SHINGLE STYLE) WITH A 4" - 6" (10 CM -15 CM) OVERLAP. USE A DOUBLE ROW OF STAPLES STAGGERED 4" (10 CM) D " 10 CM ON CENTER TO SECURE RECP's. APART AN 4 ( ) SAES APPROXIMATELY 12" 30 CM APART IN A 6" 15 CM O SDE SLOPES MUST BE ANCHORED WITH A ROW OF STAPLES T K .FULL LENGTH EDGE OF RECP's AT TOP F I { ) ( ) 5 DEEP X 6" (15 CM) WIDE TRENCH. BACKRLL AND COMPACT THE TRENCH AFTER STAPLING. / 6. ADJACENT RECP's MUST BE OVERLAPPED APPROXIMATELY 2" - 5" (5 CM -12.5 CM) (DEPENDING ON RECP's TYPE) AND STAPLED. 7. IN HIGH FLOW CHANNEL APPLICATIONS, A STAPLE CHLCK SLOT IS RECOMMENDED AT 30 TO 40 FOOT (9 M 12 M) INTERVALS. USE A DOUBLE ROW OF STAPLES STAGGERED 4" (10 CM) APART AND 4" (10 CM) ON CENTER OVER ENTIRE WIDTH OF THE CHANNEL. O Y 12" 30 APART IN A 6" 15 CM DEEP X 6" 15 CM UST BE AN HORED WITH A ROW OF STAPLES STAKES APPR XIMATEL CM 8. THE TERMINAL END OF THE RECP's M C / ( ) ( ) ( ) i WIDE TRENCH. BACKFILL AND COMPACT THE TRENCH AFTER STAPLING. NOTE: . IN LOOSE SOIL CONDITIONS, THE USE OF STAPLE OR STAKE LENGTHS GREATER THAN 6" (15 CM) MAY BE NECESSARY TO PROPERLY ANCHOR THE RECP's. > OTE: A CRITICAL POINTS HORIZONTAL STAPLE SPACING SHOULD BE ALTERED O STAPLES TO SECURE THE IF NECESSARY TO ALL W B : A. OVERLAPS AND SEAMS C CRITICAL POINTS ALONG THE CHANNEL SURFACE. '� 8. PROJECTED WATER LINE C. CHANNEL BOTTOM/SIDE .. IN LOOSE SOIL CONDITIONS, THE USE OF STAPLE �,'� SLOPE VERTICES OR STAKE LENGTHS GREATER THAN 6' (15 cm) MAY A BE NECESSARY TO PROPERLY ANCHOR THE RECP'1, B C PUNTOS CRITICOS NOTA: A. TRASLAPES Y JUNTAS ' LA SEPARACION HORIZONTAL DE LAS GRAPAS SE DEBE ALTERAR B. RASL DE AGUA PROYECTADA SI SE NECESITA, PARA PERMITIR DUE LAS GRAPAS ASEGUREN LOS C. FON DO DEL CANAL VERTICES PUNTOS CRITICOS A LO LARGO DE LA SUP ERFIC E DEL CANAL. / DE LAS PENDIENTES LATERALES _ EN CONDICIONES DE SUELO SUELTO, PUEDE QUE SE NECESITEN GRAPAS 0 ESTACAS DE MAS DE 6" (15 CM) DE LARGO PARA ASEGURAR LAS MANTAS CORRECTAMENTE. 1. PREPARE EL SHIELD DE COLOCAR LAS MANTAS, INCLUYENDO LA APLICASION DE CAL, FERTILIZANTE SEMILLA. NOTA: GUANDO ESTE USANDO CELL -O -SEED NO SIEMBRE EL AREA PREPARADA. CELL -O -SEED TIENE QUE INSTALARSE CON EL LADD DE PAPEL HACIA ABAJO. Z NJA DE 6" 15 CM DE PROFUNDIDAD POR 6' 1 5 CM. DE ANCHO CON APROXIMADAMENTE 2. COMIENCE EN LA CABECERA DEL CANAL SUJETANDO LA MANTA EN UNA A ( ) ( ) 12" (30 CM) DE LA MANTA EXTENDIDA MAS ALLA DE LA PENDIENTE ALTA DE LA ZANJA. SUJETE RELLENE Y COMPACTE LA ZANJA DESPUES DEL ENGRAPE. RIEGUE LA SEMILLA EN EL SUELO COMPACTADO Y DOBLE LAS 12" (30 CM) REMANENTES DE MANTA SOBRE LA SEMILLA Y EL SUELO COMPACTADO. ASEGURE LA MANTA SOBRE EL SUELO CON UNA UNFADE GRAPAS 0 ESTACAS APROXIMADAMENTE 12 (30 CM) UNA DE LA OTRA A TRAVES DEL ANCHO DE LA MANTA. 3. DESENROLLE LA MANTA DEL MEDID EN EL FONDO DEL CANAL Y EN LA DIRECCION DEL FLUJO DE AGUA CON EL LADD APROPIADO HACIA LA SUPERFICIE DEL SUELO. TODAS LAS MANTAS DEBERAN ASEGURARSE A LA SUPERFICIE DEL SUELO POR MEDIO DE GRAPAS 0 ESTACAS EN LUGARESAPROPIADOS TAL Y COMO SE INDICA EN EL PATRON GUTA DE ENGRAPADO. CUANDO ESTE USANDO EL DOT SYSTEM"'. LAS GRAPAS 0 ESTACAS DEBEN COLOCARSE A TRAVES DE CADA DINO DE LOS PUNTOS CON COLOR CORRESPOND] ENTES AL PATRON DE ENGRAPADO APROPIADO. 4. COLOQUE LAS MANTAS CONSECUTIVAS BORDE SOBRE BORDE (TIPO FSCALONADO) CON UN TRASLAPE DE 4" - 6" (10 CM - 15 CM). USE UNA LINEA DOBLE DE GRAPAS ESCALONADAS, SEPARADAS POR 4" (10 CM) Y CADA 4" (10 CM) SOBRE EL CENTRO PARA ASEGURAR LAS MANTAS. 5. EN EL TOPE DE LAS DOS PENDIENTES LATERALES DEL CANAL, SE DEBE SUJETAR TODD EL LARGO DE LA ORILLA DE LAS MANTAS CON UNA LINEA DE GRAPAS 0 ESTACAS APROXIMADAMENTE CADA 12" (30 CM) UNA DE LA OTRA EN UNA ZANJA DE 6" (15 CM) DE PROFUNDIDAD POR 6" (15 CM) DE ANCHO. RELLENE Y COMPACTE LA ZANJA DESPUES DEL ENGRAPE. 6. LAS MANTAS ADYACENTES DEBEN TRASLAPARSE APROXIMADAMENTE DE 2" - 5" (5 CM- 12.5 CM) (DEPENDIENDO DEL TIPO DE. MANTA) Y ENGRAPPARSE. 7. EN APLJCACIONES PARA CANALES DE FLUJO ALTO, SE RECOMIENDA DEJAR UNA RANURA PARA EL CHEQUEO DE LAS GRAPAS A INTERVALOS DE 30 A 40 PIES (9 M - 12 M). USE UNA LINEA DOBLE DE PRAPAS ESCALONADAS, SEPARADAS POR 4' (10 CM) Y CADA 4" (10 CM) SOBRE EL CENTRO A TRAVES DE TODO EL ANCHO DEL CANAL. B. LOS BORDES FINALES DE LAS MANTAS DEBEN SUJETARSE CON UNA LINEA DE GRAPAS 0 ESTACAS APROXIMADAMENTE CADA 12" 30 CM) UNA DE LA OTRA EN UNA ZANJA DE 6" (15 CM) DE PROFUNDIDAD POR 6" (15 CM) DE ANCHO. RELLENE Y COMPACTE DESPUES DEL ENGRAPADO. NOTA: r EN CONDICIONES DE SUELTO, PUEDE QUE SE NECESITEN GRAPAS 0 ESTACAS DE MAS DE 6" (15 CM) DE LARGO PARA ASEGURAR LAS MANTAS CORRECTAMENTE. -_ ... --- REV. 01105 q (( _ '7 ��j7 j/�`�� n -I BT IDGE DETAILS N.T.S -_l PROPOSED j ' r GROUND I - —. - - ... / '' CULVE�ZT INL T ' ` PROT'ECTIO 0 FILL AT /o 95 : l I COMPAOTION w /If (TYP.)„ r - fi,_ ; EXISTIN — I r'' r GROUND ;,,"r,, / \ - 1 ,� INV. 554.0' /y .T. --__._-_L INV --T Jj. 550.0 I I f r r� - f' i t 1 -_ -- - i - '24' CMP 43,24 LF @ 9.25% I t I - -' L_ 11 R1PRAP vDz�rsTD. EC �, e I w/ FILTER FABRIC I UNDERLAYNIENT. I �;, f` - vTnr,-c' lnrh-„•I � ,.,�•n-� PAIN }., I i - 1 ! \ I r I- 1.6 I i ; I �, i I ( _n,n 0 , `�0 0-I-7` J , _i U CULVERT NO.1 • • �im�iuiiuiiiiuiiiiiu�immiiiiii�i�iiiini�iiii��ml i - i• • ■' ■ t �� /, ■ , ■■ �) -� �- NO SCALE it I _)F,0 I % J6 (� E _--___ __.____-__ _ __-__.. __...._ __—_. I / I ROPOSE I GROUND { I �_ ._. �_ 55'5 X55 -____.- 4.-_..._-.—..._ �':�,. INV. =5 .5' EXIST] I G l GROUND ----12' CMP 26,51 LF -@ 9,43/. INV;,= 550 52.0' --� 5_-0 - I- - j VDOT STD _ EC a-, CL_ II R01, RAP wl F LTER ERLA't'MENT. FABRIC 11ND �i- '`Wz �6-La= '' ' =z' MIN. 3, 5, ,1 G } 54 nn 3 5`T5 J ,_f 1 I U-`rJ WW �I W W IW LL_ CULVERT NO. 2 Sl1 1 df 1 O 51 nec vet Protect 1oLlntalrr laJl�y L�{iwen�y Access far LGts 3ti & 31 Gs?krert�l Phan She,.tNv e g _ ate 28l 3 Rev, Date- D 1 STATION ...,_,-_._-... _..._-_...,..._.._.._.,__._ ... _._.":.._....,..-,..__. °._..,,-_,.,_._._...-. __-.-_.-°.................. ._-• ., .m-"-'--...-._.._._____...._..,_ r�YORoL�sUtraLoaT� 3 __ �,....�____-_ O:A:= 8,32ae, 100 yr: Fwo plain eles�. Design Af1W depth _ elev.-__-_--. ISt uchrres__ _-._- __- e!ev. Y_ -..._ .__ i€eq, TW 11v, I r M , i r 125= 5.6 in/fir — _= Culvert#1. Gau x.45, Te 92 rntn.,12 .8 tT1lh , � � p nlh , Shoulder - = elev. 561 CL aJev. 6O AOT -..__ /r Skew Cover Q L 14.23 SFS UetoursAvaitable Leragln _ _ - v r in ---- _ it --i$�'F- F8 (1 e to Ste e 4 pp -- --_ _._ _ .-,_ _ .._._ _ (� 25 = Y'? 66-" CFS FiQed F'1a1t1 iriaitBgetne33t Inv: El. bJ4.0U' ,�D- 9',� IDv. Ei: X54.410 Q - �- " CFS Criteria and Significant I npad -_ Ong. Gr: Cleo, - s d{T l t_= a ;2 d rsg. Gc. dv: b ' at ap c spe Q . ' CFS i L�� HEADWATER COfAFUTATIONS Q,QNT- OUTLET CLIL`'VUT PPE & SIZE Q QIP INLET CONT. S7UTLET CONTROi HW, VELOCITY Endt fCON4MENTS - -- - , — - �-th T evi { Fi'k'YPD N4N ire do �dc+I?it2 ha i H LSo J. HV'! Etl� C.M, Smooth I fnlet C0niralled wl Gownsifea n ripisp. Wmity is Slot erra;vr:,cn Proposed2-0'CN1PCuNefl2Y0 14,23 14-23 1,2 2,4 O,9 1,d 1.70 1,74 1:t 4,O l Isla 556.44 yes aepert{r_nstalledccncseleandrrp. 1 ( In?et conli-Red a=r? dawvrlstream riprap, lMocitd is oat errrsiy'a on do a 2' MPGiluet 1Q r 1$,72 19:i2 1.5 3.it U.9 1.$ 1,7s 1.75 2.I 4.0 nta .557,Ctl yes Fapeix.sledconoreard rap. Proposed 4 G (. Y ,_. _ _ _ .� _: _ �..��°..._,... _ ._ �.._ i I _ ,�' �I.. � � - Ir'IetC4n?rgltedw, onils7earnrkpr�p:Ve14C1N15neterrOS�i�an PropOss ___ _ tF Csilve,'r! (9�_YI'I 116 23.Ob 2 i. Q:3 1.& 1,Sfi 1,8ti - 3 W 4.0 O0 2Fd Gi11__-- _ Yes ape tY;�s �((vl cc nclete a l ritara. __r _ _ _ _ _ ..� - -._ ,,.___ sLgn iD«t xe�ed;�ra� ...._--., Bim_ Overtop Flood Exceed. Prce 00); ': sumrrl:Ali`'&REC:t�MMENUATIONIS: Eta se Flood 1%Exce :Pram: _-_ - Eim _-___ _.. ,'`` ' `1 /" fi` � `, "` \ �' ti rr k \ '" 4 \ - `, WALL�rE3- IUAL1 `I- 1.21 , `', 1, ,*,.. WINO WALL \. �, n `''- ''-k SLOk A,T w,1 .�.\ ',_ k ,,� 4, SLCPE ' "", ��' \ „. y g 4 \ / \ , I y c it: oo a r. Ea�T - I d,L1 �11La 1 1:; b ffr , °t / - 11 "I,� �' " '`"" / /a e, r„° , a '" {' r ��,x � ,.r'` ,,r' i�` p' f= r E L7" a C' T ,e�. m r a`c_. Its#It#1 � . ter'` / mfr' f .f :� g 1 - e+' f #•. ." 4 / .+ I f r` * 4 r'' 5 r� , F �"k �t''''•.,, � Mfr ., . /,' r \N w'_\%,,< f" r i , \ / I� - _ f r a h 1 - i' :CESS Ota �� � 3 �UIYeTt#2 p 9' Cf t4.0iJf1tEt11? VaJis J7TY'OWa ii. I7 1e Y i e ,9 e 1 o9 1 S n.t et '� - -n-_-.,,.-.. it..w. UaCe La 3 2 ,'13 8 a ;° .1 1t3rr1 #?#OH+ai# STAT10Nf:� - n � AF3A+Co frols . �L ; - s L1,A.- 32tac: I I ^ t I fail% etev. 1g10�.T'ip T _ 1 Design AH'gV depth elev. - `a'tf1:ciure8_ _ elev, frerl, rWelev, Culvert # 2: Cw - 0,45, Tc - 8 min., 12 - 4,5 inlhr,110 - a.5 Inthr,125= 6.5 in(hr _.. rr fir` 1fPS3ICJ6E ^"'-tr^" _ s 4 'a, , `,I:^ ,--.1-` ! i i elev: 5661 _ _ _�. ._ s •-d-'+^^•-' : s m f..t�- OL {iri`'R, rrT;rL.;+ `•,,, CL elev. 560 t # s , { (. te,Ci4ltaaF .MiP.4.Atgl [,+ ''1't flri '�� ,I { _ T- �'\ Skew C6 eP CHA USED , , K a - R E-- - AI?l` 7 2 = 0,57 CFS 10,1oursAvailable _.-, ..,..,,Le i _ I' u _ r° a ..t'a e OeriDe F5 � O = I D � CFS ,Fwd Plain Management Inv. Ei. 554 50 So= 9.y � nv. EE. 552:J6 -T - GFS IC,; Da a is �OtI pay 066 r r. ECev. LR �` i r�. fir. le ; -..� �-....-- - 0 ________- _CFS j __....___�"- (xTop d"':Atsf 0 0 s 3 }iEAUWVATERC010PUT1TION5 CQNT. OUTLET Erd C0 GUCV RT TYPE SPIE L2 i ?S 't", i E1 OCtr€` Treat COM E, To aNLFT CUNT. OUTLET CONTROL H`,PID HW Ke do (dcaD)i2 Igo H LSQ ' HW 2' j ELEV, CMN I Smooli ELE`ri,= _I . V t i +< V) ( 1 - -0 o I-nielc initedw),Joavpstream* iprtp,klercett(isnole,"-osjwa311 t r? • d 12' y , E' y+ °C=1'ry `25 tf t' i':%Y^S�. M9Y 4rU {9 Al P 1 2 .02 I fl 4.66 4,7 � ' fl., 4.4 9,7F1 47 . d 0 1 �.. � nTa f" ' aa5 a W an � _ Y a ,; COE`a;€ mnj'� . c .n G e is e P. d to p r I 94 I, I 1 1 1 U) i ' , J i- �� I V l U) o U 0 C I 0 > 0 Or P___1 L.1� C), z Ovemp Floo Exceed. PratF - - Eley. SiaNihl,<WY & REGONIMENDATIONS': Base Flood 1% Exceed, Prob. _______ EJeV, -- -L#!li)E? 1 € 1 # x.,0`4" ..-TEEi r1ATE -I I 3a,1 '40 a ;° .1 1t3rr1 #?#OH+ai# (4)f5.a4 rtiJR 301-15 FIELD Y°i ; . 111 s r H i �>Li $ FIE]. wa.E,E) �. �, EI FEO TO L6T E BEg EL i fi f6 �: , s ? T, R:hws 1 i7� E9ti x ARE ,arra 0 2 2 3f 1.. 1 } t k _ h7 _ t ESi1NATEOtTrO�A r1F rr .t:, , '_at i .•4 §E , .�."'-.�Ti't>:a# ELFss.= b�#a 14'1 "' ca Ii�64s1 #Y t *1' '': '� F s .,,, ^"'-tr^" _ s 4 'a, , `,I:^ ,--.1-` ! i i { , _. ._:-4" , r. `- 1 1 ' s W � "`�' '"^'*m^-».-"^----^a-e-�' 1 art rFt fiZ r T s •-d-'+^^•-' : s m f..t�- OL {iri`'R, rrT;rL.;+ 1 ' ; t :. 31,° ' t # s , { (. te,Ci4ltaaF .MiP.4.Atgl [,+ ''1't flri '�� ,I { .f , ,r :f'-4" ,., A 'r t )0=J 2R%� .,,". _f»vu--+,e—'3,- ' gg yyt.F ';5v -� N., ltd TwC ��_ �� ':' s.} a:T:Y3.h$ .:( C 0 'r"'1` -:-`�°--,'"'s-+--"`T '.;,- ^.-•.Jia,- "-, ,� s. �`�"a°'s...- §-y 1'.,4C' q-_ 1TEA M TREADED 11.1'XIO D03 IKI _ TO BE BASE€; ON 'x "i �2,. e::4-st:1NI1' _ "{ 3" kY ,,,',b,z 'SA(:m„-'' 0 0 s 3 �t O C0 1 rY 1X; d" z lEEl t LxTE ELFT.= ,' yam, :. `.., t r 11NrJ E# H Tdi1. ?lRaftx?f-�iLL I#*k,'Nt3' (3.1e"1.:®,£._ £t -?"-:>^'m""=^ 'v t© r a ..' j -:.p4'-4: r 1 >.� 2' d14 3r{ TEFL #A >4.t 3 Exr�1 Ti o v- ELE`ri,= _I . 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