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HomeMy WebLinkAboutWPO201400020 Plan - Approved 2014-03-11ALBEMARLE COUNTY h'INAL 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 shah conform to current specifications and standards of VDOT unless otherwise noted. 3. Erosion and siltation control measures shall be provided in accordance with he approved erosion control plan and shall be installedprior 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 I11'. 9. Alt excavation for underground pipe installation must comply with OSHA Standards for (tie Construction Industry (29 CFR Part 1926), General Construction Notes for Streets (This list 'is iii addition to the General Construction Notes) 1. All materials and construction must be tested and documented according to VDOT' standards and specifications. 2. Surface drainage and pipe discharge must be retained within the public right-of-way or within easements prior to acceptance_ All drainage outfalt easements are to be, extended to a boundary line or a natural watercourse. 3. GuAdrail locations are approximate_ Exact length, location and appropriate end treatments will be field verified at (he time of construction. Additional guardrail may be required at locations not shown when, in the opinion of VDOT (for public roads) or the County Engineer (for private roads), or designee, it is deemed necessary. When guardrail is required, it sliall 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. 4. Where urban cross sections are installed, all residential driveway entrances shall conform to VDOT CG 9(A, B or C). 5. Where rural cross sections are installed, all residential driveway entrances shall conform to VDOT standard PE -1. 6. Compliance with the minimum pavement width, shoulder width and ditch sections, as shown on the typical pavement section detail, shall be strictly adhered to. 7. Road plan approval for subdivisions is subject to linal_subd vision plat validation. Should the final plat for this project expire prior to signing and recordation, then approval of these plans shall be null and void. 8. All signs or other regulato y devices shall conform with the Virginia Manual for Uniform Traffic Control Devices and the Albemarle County Road Naming and Properly Numbering Ordinance and Manual. 9. Traffic control or other regulatory signs or barricades shall be installed by the developer when, in the. opinion of the County Engineer, or designee; they are doomed necessary in order to provide safe and convenient access. 10. The. speed limits to be posted on speed limit signs are 5 mph below the design speed, or as determined by VDOT for public roads. 11. VDOT standard CD -1 or CD -2 cross - drains are to be installed under the subbase material at all cut and fill transitions and grade sag points as shown on the road profiles. 12. A video cunera inspection is required for all storm sewers and culverts that are deemed inaccessible to VDOT' or County inspections, The video inspection shall be conducted in accordance with VDOT's video camera inspection procedure. General construction notes fi)r Erosion and Sediment Control_pl<u►s L. The plan approving authority must be notified one week prior to the pre- construction conference, one week prior to the commencement of land disturbing activity and one week` prior to the final inspection. 2. All erosion and sedinient.control measures will be constructed and maintained according to minimum standards and specifications of the Virginia Erosion and Sediment Control Handbook and Virginia Regulations VR 625-02-00 Erosion and Sediment Control Regulations. 3. All erosion and sediment control measure's are to be placed `prior to or as the�'first step in clearing. 4. A copy of the approved erosion and sediment control plan shalt be maintained on the site at all times. 5. Prior to commencing land disturbing activities in areas other than indicated on these plans (including, but not limited to, off site borrow or waste areas), the contractor shall submit a supplementary erosion control plan to the owner for review and approval by the plan approving authority. 6. The contractor is responsible for installation of any additional erosion control, treasures necessary to prevent erosion and sedimentation as determined by the plan approving authority. 7. All disturbed areas are to drain to approved ,sediment control pleasures at all times during land disturbing activities and during site development until final stabilization is achieved. 8. During dewatering operations, water will be pumped into an approved filtering device. 9. The contractor shall inspect all erosion control measures periodically and after each runoff producing rainfall event. Any necessary repairs or cleanup to maintain the effectiveness of the erosion control devices shall be made immediately. 10. All fill material to`betaken from an approved, designated borrow area. 11. All waste materials shall be taken to an approved waste area_ Earth fill shall be inert materials only, free of roots, stumps, wood, rubbish, and other debris. 12. Borrow or waste areas are to be reclaimed within 7 days of completion per.Zoning Ordinance section 5.1.28. 13. All inert materials shall be transported in compliance with section 13 -301 of the Code of Albemarle. 14- Borrow, fill or waste activity involving industrial -type power equipment shall be limited to the hours of 7:00ani to 9:00pni. 15. Borrow, fill or waste activity shall 'be conducted in a safe manner than maintains lateral support, or order to minimize any hazard to persons, physical darnage to adjacent land and improvements, and damage to any public street because o slides, sinking, or collapse. 16. The developer shall reserve the right to install, maintain, remove or convert to permanent stormwater management facilities where applicable all erosion control measures required by this plan regardless of the sale of any lot, unit, building or other portion of the property. 17. Temporary stabilization shalt be temporary seeding and mulching. Seeding is to be at 75 lbs /acre, and in the months of September to February to consist a 50150 prix of Annual Ryegrassand Cereal Winter Rye, Orin March and April to consist of Annual Rye, .or May through August to `consist of German Millet. S(taw mutchis to be applied at'80lbs /100sf. Alternatives are subject to approved by the County erosion control inspector. 18. Permanent stabilization shall be lime and fertilizer, permanent seeding, and mulch. Agricultural grade limestone shall be applied at 90lbs /1000sf, incorporated into the top 4 -6 inches of soil. Fertilizer shall be applied at 1000lbs /acre and consist of a 10 -20 -10 nutrient ntix. Permaneut seeding shall be applied at 180tbs /acre and consist of 95% Kentucky 31 or Tall Fescue and 0 -5% Perennial Ryegrass or Kentucky Bluggrass. Straw mulch is to be applied at 801bs /100sf. Alternatives are subject to approved by the County erosion control inspector. 19. Maintenance: All measures are to be inspected weekly and after each rainfall. Any damage or clogging to structural measures is to be repair immediately, Silt (raps are to be cleaned when 50 % of the wet storage volume is filled with sediment. All seeded areas are to be reseeded when necessary to achieve a good stand of grass. Silt fence and diversion dykes which are collecting sediment to' half 'their height must be cleaned and repaired immediately. 20. All temporary erosion and _sediment control measures are to be removed within 30 trays of final site stabilization, when measures are no longer needed, subject to approval by the County erosion control inspector: 21. This plan shalt be void if the owner does not obtain a periiiit within 1 year of the date of approval. (Water Protection Ordinance section 17- 204G.) 22. Permanent vegetation shall be installed on all denuded areas within nine (9) :months after the datethe 'land disturbing activity commenced. (Water, Pr'o'tection Ordinance section 17- 207 B) Generi�l construction notes for Storinwater Mmiagement plans 1. All dams and constructed fill to be within 95 %Q of maximum dry density and 2% of optimum_ moisture content. All fill material to be approved by geote,chnical engineer. A geoteclutical engineer is to be present during; construction of darns. 2. Pipe, and riser joints are to be watertight within storinwater management facilities. 3. For temporary sediment traps or basins which are to be converted to permanent stornimater management facilities; conversion is not to take place until the site is stabilized, and permission has been obtained from the County erosion control inspector. SW -dD V 'j, k-T A 1� K SWICK D A L B I MAR V0'.0UNTY, VIRko-XINIA SITE DATA DEVELOPER /APPLICANT KESWICK CLUB, LLC CHRIS CORRADA 901 E. CARY STREET, SUITE 1500 RICHMOND, VA 23116 PHONE: (804) 643 -4200 FAX: (804) 643 -4208 E -MAIL: CCORRADAORIVERG.COM ENGINEER TOWNES SITE ENGINEERING C/O BRIAN C. MITCHELL, P.E. 9850 LORI ROAD, SUITE 201 CHESTERFIELD, VA 23832 PHONE: (804) 748 -9011 FAX: (804) 748 -2590 E -MAIL: BMITCHELLOCCTOWNES.COM SOURCE OF TOPOGRAPHY BOUNDARY & TOPOGRAPHY SURVEY PERFORMED BY ROUDABUSH, GALE, & ASSOCIATES MAGISTERAL DISTRICT KESWICK TAX MAP /PARCEL TMP 80 -8Z ZONING RURAL AREA ARB APPROVAL # N/A PARKING REQUIREMENT N/A PARKING PROVIDED N/A STURCTURE HEIGHT N/A EXISTING USES GOLF COURSE PROPOSED USES GOLF COURSE PROJECT AREA ACREAGE 11.90 AC INCREASE FROM EXISTING IMPERVIOUS AREA 0.00 AC RESERVIOR WATERSHED MIDDLE RIVANNA RIVER WATERSHED FEMA MAP 51003CO325D / DATED FEB. 4, 2005 TOPOGRAPHICAL INFORMATION ON THIS PLAN WAS PROVIDED BY ROUDABUSH GALE & ASSOCIATES, INC. LOCATED AT 914 MONTICELLO RD., CHARLOTTESVILLE. A VIRGINIA SURVEYING INCORPORATED COMPANY. WETLANDS, WATERS OF THE US, AND OPEN WATERS INFORMATION ON THIS PLAN WAS PROVIDED BY BIOHABITATS OF VIRGINIA, INC. LOCATED AT P.O. BOX 2950, RICHMOND. A VIRGINIA ENVIRONMENTAL INCORPORATED COMPANY. REMOVAL AND REPLACEMENT OF CART PATHS TO BE COORDINATED WITH COUNTY INSPECTOR DURING CONSTRUCTION ANY STREAM BUFFER IMPACTS PROPOSED ON THE KESWICK GOLF COURSE RENOVATION HAVE BEEN DETAILED AND MITIGATION PERFORMED UNDER WPO# 201200091 Knalw whars:below, Ill befolreyou dig. CONTRACTOR SHALL CALL MISS UTILITY AT 811 PRIOR TO THE START OF CONSTRUCTION IN THE EVENT OF ANY DAMAGE TO, OR DISLOCATION, OR DISTURBANCE OF ANY UNDERGROUND UTILITY LINE INCLUDING ITS APPURTENANCES, COVERING AND COATING, IN CONNECTION WITH ANY EXCAVATION O,R DEMOLITION, THE PERSON RESPONSIBLE SHALL IMMEDIATELY STOP EXCAVATION AROUND THAT UTILITY LINE UNTIL THE IMPACTED UTILITY REPRESENTATIVE ARRIVES AND EVALUATES THE DAMAGE OR DISTURBANCE. IMPORTANT: IF A NATURAL GAS LINE IS DAMAGED RESULTING IN THE RELEASE OF NATURAL GAS, IMMEDIATELY SHUT DOWN ANY EQUIPMENT AND MOVE PEOPLE TO A SAFE PLACE. THEN, IMMEDIATELY DIAL 911 AND CHARLOTTESVILLE CITY GAS AT (434) 970 -3800. EROSION CONTROL EROSI ❑N CONTROL DEVICES AS PER VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK STD. & SPEC. SF )( )( )E SILT FENCE CD ' CHECK DAM LIMITS OF DISTURBANCE CE ® CONSTRUCTION ENTRANCE ST O SEDIMENT TRAP SC STREAM CROSSING LOCATION MAP: 1 "= 4,000' APPLICANTS NAME: SPECIAL USE PERMIT: ZONING: ow KESWICK CLUB, LLC N/A RURAL AREA N/A ALBEMARLE COUNTY DEPARTMENT APPROVAL: APPROVALS DATE DEPARTMENT OF COMMUNITY DEVELOPMENT PLANNING /ZONING ENGINEER INSPECTION ARB ►� DEPARTMENT OF FIRE & RESCUE " ALBEMARLE COUNTY SERVICE AUTHORITY -; VIRGINIA DEPARTMENT OF TRANSPORTATION 0 ICJ V co Z co ce) O 0c) W r-4 Cd LU Z co 0 .--I Z bo .� O 0 W W C)- v, 0 C0 U) Q HEALTH DEPARTMENT -z� I� APPROVED by the Albemarle County Community Development Department W Date File W, �p o v1 INDEX TO SHEETS W�1 LATEST SHEET # REVISION DATE CONTENTS OF SHEET C - 1 03/10/14 COVER SHEET C - 2 03/10/14 EROSION & SEDIMENT CONTROL PHASE I C - 3 03/10/14 EROSION & SEDIMENT CONTROL PHASE II C - 4 03/10/14 EROSION CONTROL DETAILS C - 5 03/10/14 LAYOUT AND GRADING PLAN REVISIONS rDATE ITEM 03/10/2014 PER COUNTY DATE 01 /09/14 SCALE AS SHOWN PROJECT MANAGER BRIAN C. MITCHELL, P.E. This drawing and the design shown is DESIGNED BY the property of Townes Site Engineering BRIAN C. MITCHELL, P.E. the reproduction, copying, or other CHECKED B7--) use of this drawing without their T.R.C. written consent is prohibited and any infringement will be subject to legal PROD.# action. 20120347 © 2014 SHEET # Townes Site Engineering C - 1 , 0 m in rn I V � Z � co d� mo �C\2 cc) W C/): Z � �w cd 0 .--� Z �0 0 W ° �' .� W c LO 0 0 W Z) Ise U) Q P,LT H 67S L v BRIAN C. MITCHELL Lic, No, 035724 03 -10 -2014 LE i w C/) ) w v ^I 0 w w REVISIONS DATE ITEM 03/10/2014 PER COUNTY DATE 01 /09/14 SCALE 1 " = 50' PROJECT MANAGER BRIAN C. MITCHELL, P.E. DESIGNED BY BRIAN C. MITCHELL, P.E. CHECKED BY T.R. C. PROD. # 20120347 SHEET # C - 2 0 J NOTE: YARD INLETS SHALL BE CAPPED — — — — — — — — UNTIL UPSTREAM SOILS ARE STABILIZED, CONTRACTOR SHALL Y`111rrry-r -Y-1r Y-Y-ry-r-y-r,,- MAKE ALL EFFORTS TO NOT ALLOW f SEDIMENT TO FLOW INTO THE SS �' \` \— -- �=��` °\ \ \C C PROPOSED STORM SYSTEM, \N \DISTIJR[3 0 V tt�0 0\ ro 7 %Ar 10 Jolt 1\ - — /,/% 1-1 1 - I I I / __\ \ I 1 101 xle NN I _xx 0 90 U CD 9) A A Ii to tt o It It POO A CONSTRUCTION NARRATIVE 2 / / l / // / / \ / / / / / / I / / / <- f 0y /' - PROJECT DESCRIPTION /Axl 0 THIS PROJECT INVOLVES IMPROVEMENTS TO AN EXISTING DRIVING IL RANGE WITHIN A COUNTRY CLUB. THE PROJECT INVOLVES RE-GRADING AND MINOR BERMING OF THE DRIVING RANGE AS WELL AS MINOR WETLAND ENHANCEMENTS PREVIOUSLY PERMITTED. STORMWATER / / \ / / /// / �� ✓� / I ��� \ ." �, ati �' '/ ♦ / / / / , RUNOFF IS TO BE CONTAINED IN A STORM SEWER SYSTEM AND DISCHARGE TO AND EXISTING CHANNEL OR WETLANDS AREA. THE AREA OF LAND DISTURBANCE ASSOCIATED WITH THIS PROJECT IS APPROXIMATELY 11.90 ACRES. EXISTING SITE CONDITIONS J C THE EXISTING SITE IS A DRIVING RANGE. 01 Y I I ADJACENT AREAS i ® THE DRIVING RANGE IMPROVEMENT PROJECT IS BORDERED ON THE NORTH BY KESWICK ROAD AND KESWICK CLUB TO THE EAST, WEST, It 0 AND SOUTH. . . . . . . . *Nzy �.,, o, 0 OFFSITE AREAS r\ THERE SHALL BE NO OFFSITE DISTURBANCE ASSOCIATED WITH THIS PLAN. \J 0 SOILS 0 THE EXISTING SOILS INCLUDE: 35% DYKE SILT LOAM, 50% MANTEO CHANNERY SILT LOAM, AND 15% RIVERVIEW-CHEWACLA COMPLEX. SOILS INFORMATION PROVIDED BY WWW.WEBSOILSURVEY.NRCS.USDA.GOV. 0 CRITICAL AREAS THIS SITE IS SET UP TO DRAIN TO SEDIMENT TRAPS AS WELL AS PERIMETER SILT FENCE, WHICH WILL BE MAINTAINED THROUGHOUT CONSTRUCTION ACTIVITIES UNTIL SITE STABILIZATION HAS OCCURRED. a THE CONTRACTOR SHALL TAKE CARE TO PREVENT EXCESS SEDIMENT P FROM DISCHARGING INTO THE WETLANDS. THE CONTRACTOR SHOULD ALSO TAKE CARE TO KEEP CONSTRUCTION ENTRANCES IN GOOD /7: WORKING ORDER TO NOT TRACK MUD OFF THE SITE. .1 EROSION AND SEDIMENT CONTROL MEASURES THE CONTRACTOR MUST NOTIFY THE DEPARTMENT OF ENGINEERING 0, 1 / IP7 (296-5861) 48 HOURS IN ADVANCE OF THE START OF CONSTRUCTION. , L __ I PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS REACHED 't 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 (UNDISTURBED) FOR LONGER THAN 14 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED A� P 0 TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE THAN ONE YEAR. 0 0 WHERE CONSTRUCTION VEHICLE ACCESS ROUTES INTERSECT PAVED PUBLIC ROADS, PROVISIONS SHALL BE MADE TO MINIMIZE THE (4 0 TRANSPORT OF SEDIMENT BY (VEHICULAR) TRACKING ONTO THE PAVED Z SURFACE. WHERE SEDIMENT IS TRANSPORTED ONTO A PUBLIC ROAD %P ro THE ROAD SHALL BE CLEANED THOROUGHLY AT THE END OF 0 SEDIMENT SHALL BE REMOVED FROM THE ROADS BY EACH DAY. R 0 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 ALL LAND DISTURBING ACTIVITIES. 1. CONTRACTOR MAY BEGIN SITE GRADING ONCE PHASE I EROSION )t CONTROL MEASURES HAVE BEEN APPROVED BY THE ENVIRONMENTAL INSPECTOR. 2.CONTRACT R SHALL INSTALL YARD INLETS AND PIPE SYSTEM. YARD INLETS SHALL BE CAPPED AND MADE FUNCTIONAL ONLY ONCE UPSLOPE STABILIZATION HAS BEEN ACHIEVED. It 3.ONCE UPSLOPE STABILIZATION HAS BEEN ACHIEVED AND WITH APPROVAL FROM THE ENVIRONMENTAL INSPECTOR THE SEDIMENT TRAPS MAY BE REMOVED; THE CONTRACTOR SHALL COORDINATE 0 I WITH THE COUNTY INSPECTOR FOR TIMING OF SEDIMENT TRAP X REMOVAL. N 0 4.THE CONTRACTOR SHALL REMOVE ANY SEDIMENT FROM STORM PIPES 0 OPERATIONAL; IF IS DETERMINED ING TO BE THEM NECESSARY. STORM FLUSHING PIPES AND INLETS 0. SHALL BE COMPLETED AND MADE FUNCTIONAL WHILE SEDIMENT JJJ TRAPS ARE BEING FILLED IN. k '0 5.THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF PRODUCING RAINFALL tt EVENT. ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN 0 THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY. DISTURBED AREAS ARE To DRAIN TO AN APPROVED SEDIMENT L 'k CONTROL MEASURES AT ALL TIMES DURING LAND DISTURBING Y�I ACTIVITIES AND DURING SITE DEVELOPMENT UNTIL FINAL 6. ALL STABILIZATION IS ACHIEVED. 00 7. THE CONTRACTOR IS RESPONSIBLE FOR THE INSTALLATION OF ANY 0 ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION SEDIMENTATION AS DETERMINED BY THE 9 00 ENVIRONMENTAL ENGINEERING DEPARTMENT. )t A T VIP BALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL y \ LLL - i,�' s , ) t I ! % t ` CJ J t I / 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 0 ADMINISTRATOR. TRAPPED SEDIMENT AND THE DISTURBED SOIL .0' AREAS R RESULTING S FROM THE DISPOSITION OF TEMPORARY 4 { 1♦ O \ \ \ �, 1 0 , \ \ 1 \ / /1 / E SHALL HE P ES EDIM STABIL ZED TO PREVENT 0 0 MEASU FURTHER EROSION AND ENTILY ON. )t ti 0 PERMANENT STABILIZATION THE CONTRACTOR SHALL PROVIDE GRASS STA13ILZATION ON ALL DENUDED AREAS PRIOR TO TURNOVER OF THE PROJECT TO THE v 0 / / /� (J DEVELOPER. SEED OR SOD SHALL BE APPLIED AS DICTATED IN THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK MAINTENANCE — — — — — — -- IN GENERAL, ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CHECKED DAILY AND AFTER EACH SIGNIFICANT RAINFALL. SPECIFIC ATTENTION WILL BE GIVEN TO THE FOLLOWING ITEMS: u. SEDIMENT BASINS AND/OR TRAPS WILL BE CLEANED AND -N MAINTAINED IN ACCORDANCE WITH THE VIRGINIA EROSION AND 0 SEDIMENT CONTROL HANDBOOK b ALL GRAVEL OUTLETS WILL BE CHECKED REGULARLY FOR SEDIMENT C) BUILDUP THAT WILL PREVENT PROPER DRAINAGE. IF THE GRAVEL IS \ \ I It CLOGGED BY SEDIMENT, THE GRAVEL WILL BE REMOVED AND CLEANED, t / / \ • - " ". ` \ I \ tt OR IT WILL BE REPLACED. >e� 0 /Z1111 01 to GRAPHIC SCALE 50 0 25 50 100 0 0 0 0 IN FEET 1 inch = 50 ft. 0 �0eP� 0 _Q 0 1 / / r ��` --�-t / 1 i� � 4( A-r yy-y—f This drawing and the design shown is • 1 the property of Townes Site Engineering / / ` / t,� •�•- �'-�'' "" -- '� i ` ` \ \ \ \ \ /� �'(l I I \ i ` \ 1 1 t / t / 0 0 0 the reproduction, copying, or other / / � 1 - -_� % \ \ \ \ \ \ \ \\ \ \ I i) I I I \ , ` \ , t , t i \ /� use of consent this drawing is without their 0 t written proh ibite d and 0 any infringement will be subject to legal action. 0 0 c� 2014 Townes \0 It I \ \,,\ \ / r� ) 0 Site Engineering C\2 1 CC) C\2 Z o�� C\2 CC) W 4-) UJ r-4 Cd z z 0 co LU 0 Lid 00 J 0 CC) H BRIAN C, TCHELL Lic, No, 035724 03-10-2014 0 ENGPF. E 0 U) �e U) IS ti E, C) Wq C/) � �o w �� �� w C/) C) Q4 4:1 DATE REVISIONS ITEM 1 03/10/2014 PER COUNTY DATE 01 /09/14 SCALE 1 50' PROJECT MANAGER BRIAN C. MITCHELL P.E. DESIGNED BY BRIAN C. MITCHELL, P.E. CHECKED BY T. R. C. PROJ.# 20120347 SHEET # C — 3 MINIMUM TOP WIDTH (W) REQUIRED FOR SEDIMENT TRAP EMBANKMENTS ACCORDING TO HEIGHT OF EMBANKMENT (FEET) H HO W 1.5 0.5 2.0 2.0 1.0 2.0 2.5 1.5 2.5 3.0 2.0 2.5 3.5 2.5 3.0 4.0 3.0 3.0 4.5 3.5 4.0 5.0 4.0 4.5 SOURCE: VA. DSWC TABLE 3.32 -D (Revised June 2003) SITE SPECIFIC SEEDING MIXTURES FOR PIEDMONT AREA SEED1 LAND USE SPECIES APPLICATION PER ACRE Minimum Care Lawn Tall Fescuel 95 -100% (Commercial or Residential) Perennial Ryegrass Kentucky Bluegrassl 0 -5% 0 -5% r EXISr11?fC r✓ t ti =rsr. _ ,�. , ��r _ JI } � � E.� l�r �lf`a{ 7"t ffr`� I 2r'a � Prlti'Eib4El�lT 1 2l 12' t14h,. e TOTAL: 175 -200 lbs. High Maintenance Lawn Tall Fescuel TOTAL: 200 -250 lbs. WEEPING POSITIVE, CtRAt A6E Tall Fescue 128 lbs. General Slope (3:1 or less) Red Top Grass or Creeping Red Fescue Seasonal Nurse Crop2 2 lbs. 20 lbs X - PLAN TOTAL: 150 lbs. X60 Tall Fescuel 108 Ibs. Low - Maintenance Slope Red Top Grass or Creeping Red Fescue Seasonal Nurse Crop 2 2 lbs. 20 lbs. (Steeper than 3:1) 9/1 Crownvetch3 20 lbs. Bottom W = Acre TOTAL: 150 Ibs. 1 - When selecting varities of turfgrass, use the Virginia Crop Improvement Association (VCI A ) recommended turf grass variety list. Quality seed will bear a ur f table indicating that they are approved by VCIA. A current t g g rass variety list is available at the local County Extenstion office or through VCIA at 804 - 746 -4884 or at http: / /sudan.cses.vt.edu /html /Turf /turf /publications2.html 2 - Use seasonal nurse crop in accordance with seeding dates as stated below: February 16th through April ........................... ......................... Annual Rye May 1st through August 15th ................ ............................... Foxtail Millet August 16th through October .................. ............................... Annual Rye November through February 15th .................... .........................Winter Rye 3 - Substitute Sericea lespedeza for Crownvetch east of Farmville, Va. (May through September use hulled Sericea, all other periods, use unhulled Sericea). If Flatpea is used increase rate to 30 lbs./acre. If Weeping Lovegrass is used, include in any slope of low maintenance mixture cluing warmer seeding periods, increase to 30 - 40 OURCE: VA DSWC Paved (vinstr«ction entrance for erwslon cnntnA plans axwgE 1 i�9lhl, CONSTRUCTION ACCESS � 3" SM -tan 'ASPHAL •r TOP j� �r / G.IUii:3E EXk,`fING 2T �/ 2% _ )i P�;i,lEtAENT SECTION AA -A, -A t"litlaun w'lter tat) of l itich roust .re�h!,stalled witli ii intihnutu l iric:h Wffcixcl sllutr_lft Valvre tgapl }riu �I yiash 111)se �titlt.a cliat>teter of 1.5 ulclzes�Zctr acletlttate: coil") tatlt p es, i e. _•tali tyaterl,must'be cittied awly koitt title entraltce,to 81r alil�to ec1 :ettliitr� area'tu retiiote sedititent, hill sedhiletit, droll lie j�rec'etitecl fit�tii etitetitio stol -111 cltaiu :, ilitclies or � ('Iterc(kill s. es. PAYED WASH RACK NO 'SCALE ORIGINAL GROUND ELEV. PLATE. 3.13 -1 A TEMPORARY BRIDGE CROSSING Z, / FLOW 'EEL CABLE - OR CHAIN ACCEPTABLE ANCHOR 1983 Maryland Standards and Specifications for Soil Erosion and Sediment Control PLATE. 3.24 -1 6" IJJI -I, 21A AQA]REGAlt BASE TABLE 3.31 -C PROFILE X 70' kflN, S TON E X G('PI ;FRUGTIG}f1 ASPHALT AS�F1LT PAVED t\ ACCESS - I� /7 VjASHRAC K ice- _p�, fjf7 i_ � J� �7„� <ne r EXISr11?fC r✓ t ti =rsr. _ ,�. , ��r _ JI } � � E.� l�r �lf`a{ 7"t ffr`� I 2r'a � Prlti'Eib4El�lT 1 2l 12' t14h,. e Wet Volume Req'd NORTHb c`- r -J SOUTHb WEEPING POSITIVE, CtRAt A6E tIb1U T EXTEND FULL WIDTH tl I;O S�OI�IEU[ OF INQRESS ANE) EGRESS - OPERATION X - PLAN SECTION AA -A, -A t"litlaun w'lter tat) of l itich roust .re�h!,stalled witli ii intihnutu l iric:h Wffcixcl sllutr_lft Valvre tgapl }riu �I yiash 111)se �titlt.a cliat>teter of 1.5 ulclzes�Zctr acletlttate: coil") tatlt p es, i e. _•tali tyaterl,must'be cittied awly koitt title entraltce,to 81r alil�to ec1 :ettliitr� area'tu retiiote sedititent, hill sedhiletit, droll lie j�rec'etitecl fit�tii etitetitio stol -111 cltaiu :, ilitclies or � ('Iterc(kill s. es. PAYED WASH RACK NO 'SCALE ORIGINAL GROUND ELEV. PLATE. 3.13 -1 A TEMPORARY BRIDGE CROSSING Z, / FLOW 'EEL CABLE - OR CHAIN ACCEPTABLE ANCHOR 1983 Maryland Standards and Specifications for Soil Erosion and Sediment Control PLATE. 3.24 -1 GERMAN RYEGRASS G ERM 50 lbs. TABLE 3.31 -C - X - - X TEMPORARY SEEDING PLANT MATERIALS, SEEDING RATES, AND DATES _ Area= SEEDING RATE acres Wet Volume Req'd NORTHb cf SOUTHb WEEPING 15 lbs. 5 h oze. - X - - X - PLANT LOVEGRASS X60 ft 3/1 5/t 8/15 2/15 5/1 9/1 SPECIES CHARACTERISTICS Bottom W = Acre 1000 ft2 Wet Depth =4 to to to to to to 25 lbs. approx. 1 X lbs. X X - 4/30 8/15 11/1 4/30 9/1 11/15 Wet Volume Actual OATS 3 bu. (up to 100 lbs., 2 lbs. 5472 X - - X - - Use spring varieties (e.g. Noble). (Avana saliva) not leas than 50 lbs.) Stone Outlet L = 18 ft Side Slopes = Northern Piedmont and Mountain region. See Plate 3.22 -1 and 3.22 -2. :1 b Southern Piemont and Coastal Plain. Side Slopes = c May be used as a cover crop with spring seeding. RyEd 2 bu. (up to 110 lbs., 2.5 Ibs. x May be planted between these dates. X - X X - X Use for late fail seedings, winter (Seale cereals) not less than 50 lbs.) 410.0 Top Width= 38.0 Top Width= 46.0 cover. tolerates cold and low moisture. GERMAN RYEGRASS G ERM 50 lbs. approx. 1 lbs. - X - - X - Warm - season annual. Dies at first May be added to summer ( Halite) acres _ Area= 2;;95;; acres Wet Volume Req'd 3473 cf mixes. mixes. ANNUAL RYEGRASSc 60 lbs. 1 X Ibe. x - x x - x May be added in mixes. Will mow out of most stands. (Lollum multi- eorum) acres _ Area= 2;;95;; acres Wet Volume Req'd 3473 cf WEEPING 15 lbs. 5 h oze. - X - - X - Warm - season perennial. May LOVEGRASS X60 ft Bottom L = 44 ft Bottom W = , .1,4 .' bunch. Tolerates hot, dry slopes and acid, infertile soils. May be (Eragrostie curvula) Bottom W = 22 ft Wet Depth =4 „03 ft Wet Depth = added to mixes. N KOREAN 25 lbs. approx. 1 X lbs. X X - X X - Warm seasonal annual legume. LESPE Wet Volume Actual 6496 cf Dry Volume Actual 5472 cf Tolerates acil soils. May be added to mixes. (Lespedezo ntfpulacea) cf Stone Outlet L = 12 ft Stone Outlet L = 18 ft Side Slopes = Northern Piedmont and Mountain region. See Plate 3.22 -1 and 3.22 -2. :1 b Southern Piemont and Coastal Plain. Side Slopes = c May be used as a cover crop with spring seeding. d May be used as a cover crop with fall seeding. , Oa x May be planted between these dates. - May 02t be planted between these dates. 4M' URGE: VA DSWC CON,S'TRUCTION OF A SILT FEWCE X17 TYIRE S'UPPORTJ 1. SET POSTS AND EXCAVATE A 4X4" 2. STAPLE WIRE FENCING TO THE POSTS. TRENCH UPSLOPE ALONG THE LINE OF POSTS, I17� IIII I FLOW 4° 3. ATTACH THE FILTER FABRIC TO THE WIRE 4. BACKFILL AND COMPACT THE FENCE AND EXTEND IT INTO THE TRENCH. EXCAVATED SOIL. 4'I �IIII�I FLOW EXTENSION OF FABRIC AND WIRE INTO THE TRENCH. Illi� SOURCE: Adapted from Installation of Straw and Fabric Filter Barriers for PLATE. 3.05 -1 Sediment Control, Sherwood & Wyant Tettiporat), AS'edittretit Traps ^ -� Silt Trap 1 Silt Trap 2- Area= Li'g acres _ Area= 2;;95;; acres Wet Volume Req'd 3473 cf Wet Volume Req'd 5337 of Dry Volume Req'd 3473 cf _ Dry Volume Req'd 5337 cf Bottom L = X60 ft Bottom L = 44 ft Bottom W = , .1,4 .' ft Bottom W = 22 ft Wet Depth =4 „03 ft Wet Depth = 4 07 ft Dry Depth =2 t0 ft - - -- Dry Depth = 2;t0sa ft Wet Volume Actual 6240 cf Wet Volume Actual 6496 cf Dry Volume Actual 5472 cf Dry Volume Actual 5408 cf Stone Outlet L = 12 ft Stone Outlet L = 18 ft Side Slopes = am :1 _ Side Slopes = y2::1 Bottom Elev , Oa Bottom Elev = 4M' p y = 6.0 40 _ Spillway Elev = 410.0 Top Width= 38.0 Top Width= 46.0 Top Length= 84 Top Length= 68.0 Silt Trap 3 Silt Trap 4 Area= 3 2;60 acres Area= 2.900 acres Wet Volume Req'd 4703 cf _ Wet Volume Req'd 5246 cf Dry Volume Req'd 4703 of Dry Volume Req'd 5246 of Bottom L = k5 ft _ Bottom L = &5 ft Bottom W ft Bottom W = *22> ft Wet Depth = MO. ft Wet Depth = ,4 „O,yf ft Dry Depth= 20 ft Dry Depth = 20 ft Wet Volume Actual 6052 of _ Wet Volume Actual 6616 cf Dry Volume Actual 5282 of Dry Volume Actual 5492 of Stone Outlet L = 16 ft _ Stone Outlet L = 18 ft Side Slopes = z, :1 Side Slopes =f2 :1 Bottom Elev = 4120` _ Bottom Elev = 406;,Q. Spillway Elev = 416.0 Spillway Elev = 410.0 Top Width= 39.0 Top Width= 46.0 Top Length= 79.0 Top Length= 69.0 (Silt Trap _[_ ----� - -- � Silt Trap ( 6 - -� Area = }µ12a' acres Area= 1 24 acres Wet Volume Req'd 2026 cf Wet Volume Req'd 2243 cf Dry Volume Req'd 2026 cf _ Dry Volume Req'd 2243 cf Bottom L ft _ Bottom L = 20 ft Bottom W = 1ti9 ft -- Bottom W = ;1Q� ft Wet Depth Q12 ft - Wet Depth = 4 O, ft Dry Depth = 2 0 ft Dry Depth ft Wet Volume Actual 2272 cf Wet Volume Actual 2272 of Dry Volume Actual 2432 of Dry Volume Actual 2432 of Stone Outlet L= 7 ft Stone Outlet L= 8 ft Side Slopes = W 2 A :1 Side Slopes =`2 :1 Bottom Elev = fl4Q8 0 Bottom Elev = Spillway Etev = 412.0 Spillway Elev = 410.0 Top Width= 34.0 Top Width= 34.0 Top Length= i i n I Top Length= 44.0 TEMPORARY SEDIMENT TRAP 1' VARIABLE* F-1- "d ORIGINAL VARIABLE* GROUND I��I ELEV. 67 CU. YD. /ACRE * N VARIABLE N 67 CU. YD. /ACRE It (EXCAVATED) 4' MAX. FILTER CLOTH ORIGINAL GROUND ELEV. SEE 3.13 -1 COARSE AGGREGATE PLATE CLASS I RIPRAP CROSS SECTION OF OUTLET CLASS I RIPRAP LENGTH IN FEET)= 6 X DRAINAGE AREA L DIVERSION DIKE ZZ / COARSE AGGREGATE" EX AR ATED / / FILTER CLOTH f� "COARSE AGGREGATE SHALL BE VDOT #3, #357 OR #5 OUTLET (PERSPECTIVE VIEW) ,URCE: VA. DSWC PLATE. 3.13- A ve r WETLAND ENHANCEMENT AREA PER USACE NATIONWIDE PERMIT 27 PERMIT: NAO- 2012 -1887 SECTON: W- I S- i, '+""•ter (a • , ,' e zc t r:� r i ky !d' . ,i •' ...M1 ° 1 . a ��-� � - :�a „_.. ..- .e„✓"!wC'. ""?rte " ° }` §'` a,.n',.,' .r• 4,1'x" •�x'R:I r 4. ..1 4. �;.•r` ' 'a Hc...,_,P b .r:.•9 a r - a _mot, Ll° n d � Y °:�..... ♦ rail �a % 3, .y -!' r"Jwt kl k t. 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O r� V � Z O co s ^' WM CO O C\2 co W W Z lt� 0w o Z � CD 0 W o� I LU �- co , co r- OHO V/ 0 p,LT H 07 BRIAN C, TCHELL Lic, No. 035724 03 -10 -2014 'p1It, s G��� S /ONAL E N O ZD co Q `rn w � q T O '1 ^fir' �n l v 1 w N REVISIONS �DATE ITEM 03/10/2014 PER COUNTY DATE 01 /09/14 SCALE NOT TO SCALE PROJECT MANAGER BRIAN C. MITCHELL, P.E. DESIGNED BY BRIAN C. MITCHELL, P.E. CHECKED BY T.R. C. PROD. # 20120347 SHEET # C - 4 P V) C\2 r 1. V Z C\2 co LL CO o �C\2 cc) W. co W 0. Z co Z bo .,� Q) a, 0 W Uco 0 0 ZD Q NLT H p L BRIAN C, WTCHEL Lic. No, 035724 03 -10 -2014 ' /ONAL r \ V q w � REVISIONS DATE ITEM 03/10/2014 PER COUNTY DATE 01 /09/14 SCALE 1 " = 50' PROJECT MANAGER BRIAN C. MITCHELL, P.E. DESIGNED BY BRIAN C. MITCHELL, P.E. CHECKED BY T.R. C. PROJ.# 20120347 SHEET # C— 5