Loading...
HomeMy WebLinkAboutWPO201400096 Plan - E&S 2015-05-08v. 3 -a vi U �I 0 i c v o. a� c'n 'v ii 0 ui 0 N O t 3 F� I W h N i SHEET N0. DRAWING N0. 1 OF 6 C -1 2 OF 6 C -2 3 OF 6 C -3 4 OF 6 C -4 5 OF 6 C -5 6 OF 6 C -6 STONEFIELD BLOCK D2 STOCKPILE - EROSION AND SEDIMENT CONTROL PLAN TITLE COVER SHEET GENERAL NOTES, ABBREVIATIONS & LEGEND EROSION AND SEDIMENT CONTROL PLAN EROSION AND SEDIMENT CONTROL NARRATIVE & DETAILS EROSION AND SEDIMENT CONTROL DETAILS EARTHWORK NOTES ALBEMARLE COUNTY, VIRGINIA NOTES: 1. COORDINATE PLANS WITH ALBEMARLE PLACE EAAP, LLC RELATED PROJECTS: • ALBEMARLE PLACE /EROSION AND SEDIMENT CONTROL PLAN AMENDMENT NO.3 (WP02009- 00074) • ALBEMARLE PLACE /STORMWATER MANAGEMENT PLAN AMENDMENT NO.4 (WP02010- 00023) 2. THE STONEFIELD DEVELOPMENT WAS FORMERLY KNOWN AS ALBEMARLE' PLACE. 3. THE PURPOSE OF THESE PLANS IS TO SHOW LIMITED GRADING AND STOCKPILE AREA ON BLOCK D2. 4. MAINTAIN ACCESS TO EXISTING DEVELOPMENT ROADS AT ALL TIMES. WHEN CROSSING ROADWAY IS REQUIRED, INSTALL PROTECTIVE CONSTRUCTION MATTING AND WARNING SIGNS. PROVIDE FLAG MEN AND ANY OTHER TRAFFIC CONTROLS, INCLUDING TEMPORARY LANES AS REQUIRED TO MAINTAIN ACCESS. 5. STREET SIGNS SHALL BE INSTALLED BASED ON THE EXISTING SIGN CONFIGURATION ON THE COMPLETED PORTION OF THE STONEFIELD DEVELOPMENT. 6. COORDINATE WITH BLOCK D2 FINAL SITE PLAN AND VSMP PLAN. 1 I ADDRESSED COUNTY ENGINEERING COMMENTS NO. SHEET REVISION RU 1 5/06/15 BY I DATE I NO. SHEET REVISION WPO 2014 -96 BY I DATE VICINITY MAP SCALE: 1 " =2000' C AI' H 0, N Li +c. No. 0427 f Q N G A I, ..�y SITE DATA DEVELOPER /APPLICANT: ALBEMARLE PLACE EAAP, LLC, C/O EDENS, INC. 7200 WISCONSIN AVENUE SUITE 400 BETHESDA, MD 20814 (803) 760 -9687 ATTN: STEVE TEETS EMAIL: STEETS ®EDENS.COM ENGINEER: WW ASSOCIATES, INC 3040 AVEMORE SQUARE PLACE CHARLOTTESVILLE, VA 22911 (434) 984 -2700 ATTN: HERBERT F. WHITE III, P.E. EMAIL: HV!. *- !ITE@WWASSOCIATES.NET SOURCE OF TITLE: THE PROPERTY AS SHOWN ON THIS x .AN IS THE PROPERTY CONVEYED UNTO ALBEMARLE REALTY (E&A), LLC, BY THAT CERTAIN DEED DULY ON RECORD IN THE CLERK'S OFFICE OF THE CIRCUIT COURT OF THE COUNTY OF ALBEMARLE, VIRGINIA IN D.B. 4135, PG. 384, DB 4135 PG. 215 (PLAT) AND IS INDICATED AS TAX MAP PARCEL TMP 61W-3-23. SOURCE OF BOUNDARY SURVEY: DATED: SOURCE OF TOPOGRAPHY: COUNTY, STATE: MAGISTERIAL DISTRICT: WATER PROTECTION AREA: TAX MAP /PARCEL: ZONING: OVERLAY DISTRIlCT: EXISTING USE: PROPOSED USE:: ENGRNEERS SURVEYORS PLANNERS AsSOCIATES PO Box 4119 3040 Avemore Square Pl. Lynchburg, VA 24502 Charlou—illle, VA 22911 Phone_ 434.316.6080 Phone: 434.984.2700 ww W . N Wa55octates.rlet WW ASSOCIATES, INC AUGUST 28, 2014 WW ASSOCIATES, INC BY FIELD SURVEY PERFORMED ON: OCTOBER 16, 2014 ALBEMARLE COUNTY, VA JACK JOUETT N/A (NON —WATER SUPPLY WATERSHED) TM 61W, PARCEL 3 -23 NMD (NEIGHBORHOOD MODEL DISTRICT) ENTRANCE CORRIDOR VACANT RESIDENTIAL DESIGNED BY: PROJECT: RU/JDB STONEFIELD BLOCK D2 — STOCKPILE DRAWN BY: EROSION AND SEDIMENT CONTROL PLAN REG ALBEMARLE COUNTY, VIRGINIA TITLE: DIHR BY: COVER SHEET JDB WWA NUMBER: FILE NAME: DISCIPLINE: SCALE: DATE: 214075.02 SP407515_CS.dwg CIVIL H. NIA 04/07/15 SET REV. NO. 1 DRAWING NUMBER: C -1 SHEET NUMBER: 1 Of 6 oh 3 v N I c 0 Q. a� Cn 'v 0 n 0 of N r 0 a� 0 r 3 F20 I c W N r E] HORZ: 1 - 20 20' 0 20' 4' 0 4' VERT: 1 " = 4' Sediment Basin #1 Design MIN. 1'W1 SPILLWAY CREST OF EMERGENCY ..._ __.... ... 2* WITHOUT SPILLWAY drainage area (acres) 7.1 DESIGN HIGH WATER basin volumes: (Using Average End Area Method) (25 -YR. STORM ELEV.) elevation (ft) contourarea (so volume(cy) D,5 492 2039 MIN 1,0* 494 3808 216.6: RISER CREST " DRY " STORAGE .. �G RING 496 5677 567.9' 498 7648, 1061.4 • WET' STORAGE w 500 9718. 1704.6 . 500.5 10252 1889.5' ,. _.., ._ _.... STR 25.2 REMOVE DI -7 TOP SEDIMENT GLEANOUT POINT t• STORAGE REDUCED ABOVE FINISHED FLOOR - - - - - AND REPLACE NEW TO - WITH MH -1 TO 0 -- 0 AHD AHEAD wet storage required (cy) (67 *DA) - - design high water (routed in hydraflow) 49836 dewatering orifice elevation (ft) 495.5 top of dam (ft) 5005 wet storage provided at this elevation (cy) 480.1 - - - XX 25 -- -EX 20. 492.0 cleanout elevation (ft) 494.1 - -- _ _- '204'x 10' distance from cleanout to orifice (ft) (> 1') 1-4 upstream face slope 510 - o co -o o downstream face slope: 0 co dry storage: t BFF BASEMENT FINISHED FLOOR dry storage required (cy) (67 *DA) 510 baffles: rn principle spillway crest (ft) 497.6 length of flow, L (ft) 105.0 dry storage provided at this elevation (cy) 475.7 effective width, We (ft) 49.5' diameter of dewatering orifice (in) (SEE NOTE) CL CL 2.1 diameter of flexible tubing (in) (orifice +2't) 6.0 EXISTING GRADE SQUARE 4. SAFETY SLABS (SL -1) ARE REQUIRED FOR MANHOLES WITH DEPTHS GREATER THAN 12'. 2 no runoff HIGH DENSITY POLYETHELENE depth of water at spillway crest (ft) STAINLESS STEEL C (use 0.45 for bare earth) �- slope of upstream face (Z 1) CABLE TELEVISION to (min) 10.2 slope of barrel (Sb) SANITARY SEWER MANHOLE 12yr 4.1 Q 2yr 21.8 505 CURB & GUTTER 125yr 6.0 Q 25yr 31.8 number collars required STATION 6. ALL MH -1 STRUCTURES ARE 4' INSIDE DIAMETER (I.D.) UNLESS OTHERWISE NOTED. dimension of collars CAST IRON PIPE 505 - . _ available head (ft) 29 emergency spillway: no diameter riser (in) 48 required capacity (Q25 -Qp) (cfs) STEEL spillway capacity @ 1' head, Qp (cfs) 39.0 bottom width (ft) 16.00' trashrack diameter (in) 72 SEDIMENT BASIN GRADE barrel length (ft) 16.1 minimun length of exit channel (ft) 500 _ TOP F- =b00.5' crest of spillway (ft) -- diameter of barrel (in) - - -- CO - - -- - barrel inv In (ft) 500 TBR TO BE REMOVED 495 490.21 CONIC CONCRETE LF LINEAR FEET TIC 25 -YR STORM WSE 498.36' 495 -- - - - LEFT TS &V - Z CY -- - -- RISER _CR _ TYPICAL TRAVERSE Q D.I. DUCTILE IRON NBL NORTH BOUND LANE UG UNDERGROUND - 400 ATER -ORIFICE--ELEV.=495.W DIAMETER NIC NOT IN CONTRACT UON UNLESS OTHERWISE NOTED WV DIP DUCTILE IRON PIPE NTS NOT TO SCCALE VB VERTICAL BEND YARD GRATE CLEANOUT ELEV = 494.1' ELEVATION O.C. ON CENTER VHD VEHICLES PER DAY ELEC ELECTRIC PE POLYETHYLENE W WATER 490 EDGE OF PAVEMENT PGL PROFILE GRADE LINE WL WATER LINE EOTL EDGE OF TRAVEL LANE PROP BOTTOM OF SB ELEV = 492.0' 490 EQPT EQUIPMENT PS C0-NNEC1I N BETWEEN WT WATERTIGHT EX OR EXIST EXISTING PVC POLYVINYL. CHLORIDE - - -- - -- - - WOVEN WIRE FABRIC 17- •T-L.F. - - - FF FINISHED FLOOR PVMT PAVEMENT EA EL AND RISLK SHALL- - WATERTIGHT YARDS - - -_ OF 1 ur 485 161 IF - STA 10 +30 ANTI-SFrFP Co IAR- 485 OF NEWJ CONNECTION BETWEEN 480 15* HDPE N CD BE WATERTIGHT 480 _ v v 475 Coco t �t0 -H M Om N - n + C � l 475 - - 82 N u u o - - - -- C) + c~n O? Z - - _ ? - O 3� - - 10 +00 10 +50 11+00 PROFILE VIEW: SEDIMENT BASIN OUTFALL IF THIS DRAWING IS A REDUCTION GRAPHIC SCALE MUST BE USED HORZ: 1 - 20 20' 0 20' 4' 0 4' VERT: 1 " = 4' Sediment Basin #1 Design MIN. 1'W1 SPILLWAY CREST OF EMERGENCY ..._ __.... ... 2* WITHOUT SPILLWAY drainage area (acres) 7.1 DESIGN HIGH WATER basin volumes: (Using Average End Area Method) (25 -YR. STORM ELEV.) elevation (ft) contourarea (so volume(cy) D,5 492 2039 MIN 1,0* 494 3808 216.6: RISER CREST " DRY " STORAGE .. �G RING 496 5677 567.9' 498 7648, 1061.4 • WET' STORAGE w 500 9718. 1704.6 . 500.5 10252 1889.5' ,. _.., ._ _.... ,..... SEDIMENT GLEANOUT POINT t• STORAGE REDUCED ABOVE FINISHED FLOOR _.... _.. FIRE HYDRANT TO 34 REINFORCED CONCRETE PIPE wet storage: 0 AHD AHEAD wet storage required (cy) (67 *DA) 475.7 design high water (routed in hydraflow) 49836 dewatering orifice elevation (ft) 495.5 top of dam (ft) 5005 wet storage provided at this elevation (cy) 480.1 top width of dam (ft) 6.0' available volume before cleanout '(cy) (33 *DA) 2343 bottom of basin (ft) 492.0 cleanout elevation (ft) 494.1 approx. bottom dimensions: '204'x 10' distance from cleanout to orifice (ft) (> 1') 1-4 upstream face slope 2:1 GALV - downstream face slope: 2:1 dry storage: t BFF BASEMENT FINISHED FLOOR dry storage required (cy) (67 *DA) 475.7 baffles: No principle spillway crest (ft) 497.6 length of flow, L (ft) 105.0 dry storage provided at this elevation (cy) 475.7 effective width, We (ft) 49.5' diameter of dewatering orifice (in) (SEE NOTE) 4.0 L / We (baffles required if < 2) 2.1 diameter of flexible tubing (in) (orifice +2't) 6.0 SQ SQUARE 4. SAFETY SLABS (SL -1) ARE REQUIRED FOR MANHOLES WITH DEPTHS GREATER THAN 12'. collars: no runoff HIGH DENSITY POLYETHELENE depth of water at spillway crest (ft) STAINLESS STEEL C (use 0.45 for bare earth) 075 slope of upstream face (Z 1) CABLE TELEVISION to (min) 10.2 slope of barrel (Sb) SANITARY SEWER MANHOLE 12yr 4.1 Q 2yr 21.8 length of barrel in saturated zone (Ls) CURB & GUTTER 125yr 6.0 Q 25yr 31.8 number collars required STATION 6. ALL MH -1 STRUCTURES ARE 4' INSIDE DIAMETER (I.D.) UNLESS OTHERWISE NOTED. dimension of collars CAST IRON PIPE principle spillway: - . _ available head (ft) 29 emergency spillway: no diameter riser (in) 48 required capacity (Q25 -Qp) (cfs) STEEL spillway capacity @ 1' head, Qp (cfs) 39.0 bottom width (ft) CHAIN LINK trashrack diameter (in) 72 slope of exist channel (ft/ft) SIDEWALK barrel length (ft) 16.1 minimun length of exit channel (ft) CORRUGATED METAL PIPE head on barrel through embankment (ft) 8,0 crest of spillway (ft) TO BE ABANDONED diameter of barrel (in) 15 CO CLEAN OUT barrel inv In (ft) 490.4 TBR TO BE REMOVED barrel inv. but (ft) - 490.21 CONIC CONCRETE ABBREVIATIONS 1 1 ADDED ANTI -SEEP COLLAR AND WATERTIGHT NOTES NO. I SHEET REVISION RU 1 5/06115 BY I DATE NO. NOTES: 1. THE SIZE OF THE SYMBOLS MAY VARY FROM THOSE SHOWN. 2. ALL SYMBOLS AND ABBREVIATIONS SHOWN MAY NOT BE USED. SHEET REVISION BY I DATE 'ZH 0p "tom k° C,, /jZ Li',c. No. 04267 EX. SYMBOL LEGEND NEW • AFF ABOVE FINISHED FLOOR FH FIRE HYDRANT RCP REINFORCED CONCRETE PIPE NOTES: 0 AHD AHEAD FM FORCEMAIM REQ'D REQUIRED © CABLE BOX ARV AIR RELEASE VALVE FL FLUORIDE RT RIGHT 1. STRUCTURE TOPS ARE APPROXIMATE. ADJUST TOPS TO FINAL GRADE,. BC BACK OF CURB FOC FACE OF (CURB R/W RIGHT OF WAY 2. 3' MINIMUM COVERAGE IS REQUIRED OVER THE TOP OF ALL PIPES. BF BLIND FLANGE GALV GALVANIZED SAN SANITARY SEWER ❑E t BFF BASEMENT FINISHED FLOOR GV GATE VALVE SBL SOUTH BOUND LANE 3. STANDARD STEPS (ST -1) ARE REQUIRED FOR STRUCTURES WITH A DEPTH GREATER THAN 4'. BM BENCH MARK HB HORIZONTAL BEND SD STORM DRAIN GM GAS METER BK BACK HC HANDICAP SQ SQUARE 4. SAFETY SLABS (SL -1) ARE REQUIRED FOR MANHOLES WITH DEPTHS GREATER THAN 12'. BOV BLOW OFF VALVE HDPE HIGH DENSITY POLYETHELENE S.S. STAINLESS STEEL HANDICAPPED PARKING FENCE CHAIN LINK CAN CABLE TELEVISION HK HOOK SSMH SANITARY SEWER MANHOLE 5. INLET SHAPING (IS -1) IS REQUIRED FOR FLOW DROPS GREATER THAN 4'. CG CURB & GUTTER ID INNER DIAMETER STA STATION 6. ALL MH -1 STRUCTURES ARE 4' INSIDE DIAMETER (I.D.) UNLESS OTHERWISE NOTED. CIP CAST IRON PIPE INV INVERT STD STANDARD PANEL POINT 8 CL CENTER LINE IPS IRON PIN SET STL STEEL 7. ALL PIPES SHOWN AS HDPE ON PLANS SHALL CONFORM TO AASHTO M294 (TYPE S) SMOOTH WALL C.L. CHAIN LINK IPF IRON PIN FOUND SW SIDEWALK OS INTERIOR PIPE, MATERIAL AND INSTALLATION SHALL BE IN ACCORDANCE WITH VDOT ROAD AND CMP CORRUGATED METAL PIPE JB JUNCTION BOX TBA TO BE ABANDONED -n- BRIDGE STANDARDS AND ROAD AND BRIDGE SPECIFICATIONS. CO CLEAN OUT LAT LATERAL TBR TO BE REMOVED TRAFFIC LIGHT POLE Q CONIC CONCRETE LF LINEAR FEET TIC TOP OF CURB e TELEPHONE POLE CPP CORRUGATED PLASTIC PIPE LT LEFT TS &V TAPPING SLEEVE AND VALVE Z CY CUBIC YARDS MH MANHOLE TYP TYPICAL TRAVERSE Q D.I. DUCTILE IRON NBL NORTH BOUND LANE UG UNDERGROUND 0 VENT PIPE DIA DIAMETER NIC NOT IN CONTRACT UON UNLESS OTHERWISE NOTED WV DIP DUCTILE IRON PIPE NTS NOT TO SCCALE VB VERTICAL BEND YARD GRATE EL ELEVATION O.C. ON CENTER VHD VEHICLES PER DAY ELEC ELECTRIC PE POLYETHYLENE W WATER EOP EDGE OF PAVEMENT PGL PROFILE GRADE LINE WL WATER LINE EOTL EDGE OF TRAVEL LANE PROP PROPOSED) WM WATER METER EQPT EQUIPMENT PS PLANTED STONE FOUND WT WATERTIGHT EX OR EXIST EXISTING PVC POLYVINYL. CHLORIDE WWF WOVEN WIRE FABRIC FF FINISHED FLOOR PVMT PAVEMENT YDS YARDS 1 1 ADDED ANTI -SEEP COLLAR AND WATERTIGHT NOTES NO. I SHEET REVISION RU 1 5/06115 BY I DATE NO. NOTES: 1. THE SIZE OF THE SYMBOLS MAY VARY FROM THOSE SHOWN. 2. ALL SYMBOLS AND ABBREVIATIONS SHOWN MAY NOT BE USED. SHEET REVISION BY I DATE 'ZH 0p "tom k° C,, /jZ Li',c. No. 04267 EX. SYMBOL LEGEND NEW • BENCHMARK /FFE C BOLLARD - - O BORE HOLE 0 ❑❑ BUILDING COLUMN O - - BUSH - - © CABLE BOX - - - --R/W- - - -R/W- CEMETERY --- - - - - -- a BUSH LINE CONIFEROUS TREE OHCT OHCT DECIDUOUS TREE UGCT UGCT DRAINAGE INLET GRATE OHT OHT DRILL HOLE Q UGT UGT ELECTRIC PANEL BOX Tf OE ELECTRIC PEDESTAL ❑E t ELECTRIC TRANSFORMER f DE ELECTRIC MAN HOLE OE FIRE HYDRANT - b FLAG POLE b © GAS MAN HOLE - --- --- --- --- -•- GM GAS METER GM GAS VALVE © GENERATOR �= GROUND LIGHT ° GUARD RAIL GUY POLE HANDICAPPED PARKING FENCE CHAIN LINK ❑Fi HEAT PUMP QH © IRON PIN 0 3 LIGHT POLEt 0 0 o GAS GAS MAILBOX TOB TOB MONITORING WELL TOB TOB ■ MONUMENT FOUND 0 MONUMENT SET 8 PANEL POINT 8 0 POWER METER STREAM CENTERLINE 0 POWER POLE 0 ROAD SIGN U U ROAD CENTERLINE - - SANITARY CLEAN OUT SANITARY FORCEMAIN OS SANITARY SEWER MAN HOLE O S�P SIAMESE CONNECTION ,�• SIGN -n- 0 SPRINKLER HEAD OD STORM DRAIN MAN HOLE TOPO MINOR CONTOUR TRAFFIC LIGHT POLE Q TREELINE TELEPHONE MAN HOLE Q UTILITY OVERHEAD TELEPHONE PEDESTAL UGU UGU e TELEPHONE POLE $ Z TELEPHONE JUNCTION BOX - - TP TEST PIT Z TRAFFIC CONTROL BOX ❑ TRAFFIC JUNCTION BOX Q TRAVERSE Q O UTILITY MARKER POST ❑❑ CO-) UTILITY POLE C-0--) 0 VENT PIPE 0 WATER MAN HOLE OW ATE WATER METER WV WATER VALVE WV WO WELL YARD GRATE AM ENGINEERS SURVEYORS PLANNERS AsSOCIATES PO Box 4119 3040 Avemoie Square PI. Lynchburg, VA 24502 Cha lotte,vulle, VA 22911 Phone: 434.3166080 Phone 434.984.2700 www. w wassociates.net EXISTING LINETYPE LEGEND NEW BUILDING OVERHEAD - - ADJACENT PROPERTY LINE - - - - - -R /W- - - -R /W- ADJACENT RIGHT -OF -WAY - - - -R /W- - - R /W- -- -- -- BUILDING COLUMN -- -- -- - - BOUNDARY PROPERTY LINE - - - - - --R/W- - - -R/W- BOUNDARY RIGHT -OF -WAY - - - --R/W- - - -R/W- BUILDING SETBACK --- - - - - -- BUSH LINE OHCT OHCT CAN OVERHEAD UGCT UGCT CAN UNDER GROUND OHT OHT TELEPHONE OVERHEAD UGT UGT TELEPHONE UNDER GROUND > > > DITCH CENTER LINE > > > EASEMENT CONSTRUCTION AND GRADING EASEMENT SLOPE EASEMENT SANITARY SEWER - EASEMENT STORM -- -- -- -- -- EASEMENT STORMWATER MANAGEMENT - --- --- --- --- -•- EASEMENT UTILITIES EASEMENT WATER FENCE BARBED WIRE ° GUARD RAIL -0-0-0-0 FENCE CHAIN LINK -0-0-0-0 o FENCE WOOD 13 13 13 0 FENCE WOVEN WIRE 0 0 o GAS GAS GAS UNDER GROUND TOB TOB TOP OF BANK TOB TOB OHE OHE ELECTRIC OVERHEAD UGE UGE ELECTRIC UNDER GROUND RAILROAD CENTERLINE STREAM CENTERLINE PAVEMENT ASPHALT �- - - ROAD CENTERLINE - - FM FM SANITARY FORCEMAIN FM FM SAN SAN SANITARY SEWER SAN STORM SEWER >; x TOPO MAJOR CONTOUR TOPO MINOR CONTOUR TREELINE O H U O H U UTILITY OVERHEAD UGU UGU UTILITY UNDER GROUND W W WATERLINE W W - - WETLAND LIMITS DESIGNED BY. PROJECT. RU/JDB STONEFIELD BLOCK D2 - STOCKPILE DRAWN BY EROSION AND SEDIMENT CONTROL PLAN REG ALBEMARLE COUNTY, VIRGINIA TITLE: DIHR BY: GENERAL NOTES, ABBREVIATIONS & LEGEND JDB WWA NUMBER: FILE NAME: DISCIPLINE: SCALE: DATE: 214075.02 SP407515_ND-2.dwg CIVIL V. NIA 04107115 SET REV. NO. 1 DRAWING NUMBER: C -2 SHEET NUMBER: 2 of 6 3 v Ui I W in, N N i O -a °o 0 h V_ N 0 t 3 1.2 h W N / P 61 W -3 -21A LINDA BLAKE GAYLE LLC JOIN ENTRANCE _ ZONED C 1 ES - _ US OM ER IAL 940 PG 212 DB 747 PG 422 I �, I SB -1 \ DA =7.01 AC i I Tc =10. min. v C =0.75 \ -_�� I I I I I 1 4 �- � I � � I - I I o o I i N N' I I I I I I i __j I i I I i I♦ _j I � o I o o I I __j 11 I I a L I J I I Of Q0 I ' I TFIEL " I I o D. I W o I I B. 97 P SECTION 3 I I I I D B U G D 25 -426 I I 1 (.0 o I I I 11 I / 1 -- 7 3 P 11AT AT 1 PWR. uS -- ..: E f . D ---I I D. g /04, PC 517 PLAT TRANS. Z � �'� 4 D� ��:�'� I I NO THRU TRAFFIC' / u �a �� 4 I I ZONE P 689 A I I I CHU �h. _ ,a� _ -j- - - 1 - ----__ -_ R 10 A R 1 I T r1 ..... �- '•: ``, I US �� I `I E: I r H I -��k -1 _- I 1 I RESIDEN AL I I I I PWR. / oHU -__ oHU H / / 4 I 1 j 01111 20 , �PG90 _ _ - _ _-_-_- _ _ _ _ I-- I 1_ I I I i I' I I ► I , I 4 /� 4 - - - EX VEPCZS E�bIT _--_ -- -- - - NORM MH 704/p4, 5 5NT ELEC. ° / - - DB 418 P� 5-�8 - - _ ___ Ex- _ 3 VAULT � � � 4j � � ,--- `- - -_ DB 98b FG -_ -_- - - - U - - - -- - - _ _ DRAINAGE AMT_ �M MH SAF _ _ ___D[3 - 91O --PG 212 - _ // ___1 - ` --- � `- ` -�- ' €*-VET T - '3 - 1 41 - 20---D& 586 PG 70 / UMTfS OF C�G`AND -GRAD�NG� � '_1 \�.. _ o - -4 --o I COMM. DC __-- -- �►RE ►1� -5.60 AC, \ � \ \� \ ` -I I M,� EX 23' INGRE, P L e x DC SEME C comm. X- ---.__ TON STREE VAULT / X-�.�X \ ._`- \` _` SF 4135 �4� 5 Tc PATH EX VEPCO ESMT i� l l DD X�_X- .__X_X__X -`__ -� " ' 2 R� 4 DRIF DB 418 PG 578 ° (SHEET FLOW) / _._X_�X�_ -` ( 52 3'DIA eU` DI gl )c 2 3 DB 986 PG 70 4 / - - X 4 I �\\ D) STORM �_ _ \\ 1DIA BUS) EX -27. I TS PS _NCHMARK 39 a MU STO C K P E DD I L_ -� .EVATION= 534.01 I/ / I � Tc PATH x EX VARIABLE WIDTH I ( DD SHALLOW' CONC. FLOW x -12,000 C u . Yd. T$ PS E POWER ESMT l/ I ( ) l DB 4160 PG 199 TS I - ` 526 MU PS �c 524 . 522 - 7 � 3 4 DRI MU w \ 518 520 + 514 516 '` S DC 4 1 "COMMONWEALTH DR.' l � l � "NEXT SIGNAL" 1 DC ` rJ / I Q s s q �t q W�� mN� Cm 0 ELEC. VAULT w 510 12 } Tc PATH (CHANNEL FLOW) d h - x X IP 00 CD DD 1 E H /I Pr TS PS DD D 15 502 I 4 I D B 3.79 DD O 500 MU INV= 50 ` 498 I 496 OPIZ TO- BE REMOVED // DC -TS 494 _ I I ° SF I � PS NEW HOPE STORM PIPE 492 SB -1 l _ Q II / � I �U INV S 0.48 _-_-- - - FO MARKER POST = ` / CO M. S 0 M INLEZ� ? `h rj0�- EO MARK STORM MH P X EX -66 T - � EX -27.1 $F .�y� J / r �I PWR. STORM MH > L -I I . -f (� - -- Ah_ P • / �( �L TRANS. ` 0 MARKER POST $F - - - - ELEC. SF USE E SUPPORTED V sTORM (`SA - - / _ IP o , t SILT F NCE ALONG o I1��E OD Ex- A VALVE g STORM MH �\ INGLEWOOD DRIVE T'� DRIVE EX -27 F "" W W L W W W W W ) SAN SAN ` � 4 , - E61GiM. MH W / SF NPULLeox' "sro I \ W EX -v � WI W W '/ STORM INLET EX 15' POWER ESMT Ex 69 INLET EX 20' ACSA EX-68 E� r I° � I \ I i I I I DB 4160 PG 199 EX 15' CENTRAL TELEPHONE COMPANY ESMT "25 MPH" DB 4282 PG 74.3 Tc Summary - Sediment Basin Sheet Flow (A->B) (Seelye Method) Shallow Conc. Flow (B - >C) Channel Flow (C- ->End) Total Time (min.) Length (ft.) 48 Length (ft) 26 Length (ft) 370 7 Slope (ft/ft) 0-040 Slope 50.0% Height (ft) 14 C Value, 0,30 Surface Unpa \ed Travet Time based on Kirpich Nomograph. 10,2 Velocity (ft/s) 11.5 Tc (min-)I 7.0 To (min.) 0.0 Tc (min.)j 2.8 Length (ft) 66 _ Slope 4.0% Surface Unpaved Velocity (ft /s) 12 Tr, (min -) 0.3 SHEET REVISION ►: SHEET REVISION WATER EASEMENT DB 4391 PG 331 I EX GASLINE O 4 EASEMENT OB 4186 PG 321 I I PARCEL 1 TMP 61W-3-19A ALBEMARLE PLACE EAAP, LLC DB 4135 PG 249 DB 4135 PG 215 (PLAT) 29.568 AC (ORIGINAL) ZONED NMD, I I BY I DATE u � Liic. No. 042 7 k!ON'AI ECG INGTIIIIRf q DRIVE SAN o EX 23' INGRESS/ w EGRESS EASEMENT STORM MH DB 4135 PG 249 EX -110 l� DB 4135 PG 215 PLAT LOT D3 LLJ 61W -3 -24 MACFARLANE STONEFIELD, LLC DB 4165 PG 001 DB 4135 PG 215 (PLAT) ZONED NMD WI c� I IF THIS DRAWING IS A REDUCTION GRAPHIC SCALE MUST BE USED SCALE: 1 " = 30' 30' 0 30' rr 7/ ' -D6 416 7 rl STORM -SAN MH w STORM MH w 1 EROSION , SEDIMENT CONTROL GE O STORMWATER 3.01 SAFETY FENCE SAF 3.17 CONVEYANCE @ 0 CHANNEL TEMPORARY (CONSTRUCTION C E ENTRANCE .* 1 3.05 SILT FENCE S F X X- 3.31 TEMPORARY SEEDING TS - --�- -- 3.32 PERMANENT SEEDING 3.07 I NLETMPROTECTION P Aft- 3.35 MULCHING M U Mu TEMPORARY °D SOIL STABILIZATION �• + e 3.09 [DIVERSION DIKE DD 3.36 BLANKETS & MATTING B/ ,rte. z TEMPORARY 3.11 (RIGHT -OF -WAY DIVERSION 3.14 TEMPORARY S B SEDIMENT BASIN ENGINEERS SURVEYORS PLANNERS A.SSOCIA.TES PO Box 4119 3040 Avemore Square PI. Lynchburg, VA 24502 Chuiottesc,lla, VA 22911 Phone 434.316.6080 Phone_ 434.984.2700 www. wwessociates.net 3.39 DUST CONTROL DESIGNED BY: PROJECT: SET REV. NO. RU/JDB STONEFI ELD BLOCK D2 - STOCKPILE DRAWN BY: EROSION AND SEDIMENT CONTROL PLAN REC ALBEMARLE COUNTY, VIRGINIA DRAWING NUMBER: TITLE: DIHR BY EROSION AND SEDIMENT CONTROL PLAN C -3 JDB WWA NUMBER: FILE NAME: DISCIPLINE: SCALE: DATE: SHEET NUMBER: 214075.02 SP407515_ES-5.dwg CIVIL H: 1`30' 04107115 3 of 6 V. N/A EROSION & SEDIMENT CONTROL NARRKM I. PROJECT DESCRIPTION THE PURPOSE OF THIS PROJECT IS FOR THE CONSTRUCTION OF A STOCKPILE AREA. THIS PROJECT WILL INVOLVE DISTURBING APPROXIMATELY 5.60 ACRES. II. EXISTING SITE CONDITIONS THE SITE HAS BEEN MASS GRADED PER THE "ALBEMARLE PLACE EROSION AND SEDIMENT CONTROL PLAN, AMENDMENT NO. 3 ", WPO- 200900074. THE EXISTING CONTOURS ON THIS PLAN REPRESENT AN AS -BUILT SURVEY OF THESE CONDITIONS. III. ADJACENT PROPERTIES THE SITE IS BOUNDED TO THE WEST BY RESIDENTIAL DUPLEXES AND A COMMERCIAL SHOPPING CENTER, TO THE NORTH BY "THE COMMONS AT STONEFIELD" APARTMENTS, TO THE EAST BY THE COMMERCIAL STONEFIELD DEVELOPMENT, AND TO THE SOUTH BY HYDRAULIC ROAD. IV. OFF -SITE AREAS BORROW AREAS FOR THIS PROJECT ARE WITHIN THE GREATER DEVELOPMENT AREA OF THE OVERALL STONEFIELD PROJECT. V. SOILS THIS SITE HAS BEEN MASS GRADED PER THE "ALBEMARLE PLACE EROSION AND SEDIMENT CONTROL PLAN, AMENDMENT NO. 3" WPO# 2009 -00074 AND THE EXISTING CONTOURS ON THIS PLAN REPRESENT AN AS -BUILT SURVEY OF THESE CONDITIONS. THE SOILS FOR THIS SITE WILL BE CONTROLLED CONSTRUCTION FILL FROM WPO# 2009- 00074. SOIL TYPES PRIOR TO THE MASS GRADING OPERATIONS ARE SHOWN ON THE MAP ON DWG. NO. C-6. (DESCRIPTIONS OF THESE SOILS ARE BELOW. ELIOAK LOAM (2713): THIS DEEP, GENTLY SLOPING, WELL DRAINED SOIL OCCURS ON 2 TO 7 PERCENT SLOPES. THE HYDROLOGIC SOIL GROUP IS C. THE K FACTOR RANGES FROM 0.28 TO 0.49. THE DEPTH TO BEDROCK IS USUALLY GREATER THAN 5 FEET. ELIOAK LOAM (27C): THIS DEEP, GENTLY SLOPING, WELL DRAINED SOIL OCCURS ON 7 TO 15 PERCENT SLOPES. THE HYDROLOGIC SOIL GROUP IS C. THE K FACTOR RANGES FROM 0.28 TO 0.49. THE DEPTH TO BEDROCK IS USUALLY GREATER THAN 5 FEET. GLENELG LOAM (34D): THIS DEEP, MODERATELY STEEP, WELL DRAINED SOIL OCCURS ON 15 TO 25 PERCENT SLOPES ALONG DRAINAGE WAYS. THE HYDROLOGIC SOIL GROUP IS B. THE K FACTOR RANGES FROM 0.32 TO 0.49. THE DEPTH TO BEDROCK IS USUALLY GREATER THAN 5 FEET. VI. CRITICAL AREAS CARE SHALL BE TAKEN TO STABILIZE ALL SLOPES AND PREVENT EROSION. CARE SHALL ALSO BE TAKEN TO MINIMIZE THE TRANSPORT OF SEDIMENT ONTO HYDRAULIC ROAD, INGLEWOOD DRIVE, AND OTHER PAVED ROADWAYS. VII. STORMWATER MANAGEMENT CONSIDERATIONS SEE DRAWING NUMBER C -30 ON SEPARATE PLAN SET ENTITLED "ALBEMARLE PLACE STORMWATER MANAGEMENT PLAN, AMENDMENT NO. 4, WPO- 201000023" DATED MARCH 30, 2010 FOR WATER QUALITY MEASURES PROPOSED TO BENEFIT THIS SITE PLAN. ADDITIONAL MEASURES NECESSARY TO ACHIEVE POLLUTANT REMOVAL REQUIREMENTS ARE SHOWN AS PART OF THIS PLAN. VIII. OFF -SITE ACTIVITIES NO OFF -SITE ACTIVITIES ARE ANTICIPATED FOR THIS PROJECT. IX. EROSION AND SEDIMENT CONTROL MEASURES ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE CONSTRUCTED AND MAINTAINED BY THE CONTRACTOR IN ACCORDANCE WITH THE LATEST EDITION OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. SYMBOLS, DETAILS, AND DIMENSIONS USED ARE TAKEN FROM THE HANDBOOK, AS WELL AS THE VIRGINIA DEPARTMENT OF TRANSPORTATION'S ROAD AND BRIDGE STANDARDS, VOLUME I, 2008. A. STRUCTURAL PRACTICES 1. SAFETY FENCE (SAF), 3.01: PROVIDE SAFETY FENCE AROUND THE CONSTRUCTION SITE AND AROUND THE SEDIMENT BASIN TO HELP PREVENT THE PUBLIC FROM ENTERING THE CONSTRUCTION AREA. 2. TEMPORARY CONSTRUCTION ENTRANCE (CE): TEMPORARY CONSTRUCTION ENTRANCES SHALL BIE IN ACCORDANCE WITH ALBEMARLE COUNTY REQUIREMENTS. A MINIMUM WATER TAP OF 1" MUST BE INSTALLED WITH A MINIMUM 1" BALLCOCK SHUTOFF VALVE SUPPLYING A WASH HOSE WITH A DIAMETER OF 1.5" FOR ADEQUATE CONSTANT PRESSURE OR IN LIEU OF A WATER TAP, EACH CONSTRUCTION ENTRANCE SHALL HAVE A WATER TRUCK WITH 2 PRESSURE WASHERS AT ALL TIMES. WASH WATER MUST BE CARRIED AWAY FROM THE ENTRANCE TO AN APPROVED SETTLING AREA TO REMOVE SEDIMENT. ALL SEDIMENT SHALL BE PREVENTED FROM ENTERING STORM DRAINS, DITCHES OR WATERCOURSES. 3. SILT FENCE (SF), 3.05: SILT FENCE BARRIERS SHALL BE INSTALLED DOWN SLOPE OF AREAS WITH MINIMAL GRADES TO FILTER RUNOFF FROM SHEET FLOW AS INDICATED ON THE SITE PLAN. 4. STORM DRAIN INLET PROTECTION (IP), 3.07: STORM DRAIN INLET PROTECTION SHALL BE PROVIDED AS SHOWN ON THE PLANS. 5. TEMPORARY DIVERSION DIKE (DD), 3.09, TEMPORARY RIGHT -OF -WAY DIVERSION (RWD), 3.11:; TEMPORARY DIVERSION DIKES AND TEMPORARY RIGHT -OF -WAY DIVERSIONS SHALL BE PROVIDED AS SHOWN OR AS NEEDED TO DIVERT SEDIMENT -LADEN RUNOFF TO A STABLIIZED OUTLET. 6. TEMPORARY SEDIMENT BASIN (SB), 3.14: CONSTRUCT THE SEDIMENT BASIN AS SHOWN ON THE PLAN TO DETAIN SEDIMENT -LADEN RUNOFF FROM DISTURBED AREAS IN "WET" AND "DRY" STORAGE LONG ENOUGH FOR THE MAJORITY OF THE SEDIMENT TO SETTLE OUT. 7. STORMWATER CONVEYANCE CHANNEL (SCC), 3.17: INSTALL AS SHOWN ON PLAN TO CONVEY CONCENTRATED T STORMWATER RUNOFF TO A RECEIVING CHANNEL OR SYSTEM WITHOUT CAUSING EROSION. 8. SOIL STABILIZATION BLANKETS & MATTING (B /M), 3.36: INSTALL AS SHOWN ON PLAN TO RESIST EROSION AND PROMOTE THE ESTABLISHMENT OF YOUNG VEGETATION IN CHANNELIZED AREAS. I wuj tol 9. DUST CONTROL (DC), 3.39: PROVIDE DUST CONTROL AS SHOWN ON PLANS TO HELP REDUCE THE PRESENCE OF AIRBORNE SUBSTANCES DURING LAND DISTURBING ACTIVITIES. c v A Uia N O g N a� 0 s c 3 f� a, W i NO. SHEET REVISION BY DATE NO. B. VEGETATIVE PRACTICES 1. TOP SOILING & STOCKPILING (TO), 3.30: TOPSOIL WILL BE STRIPPED FROM AREAS TO BE GRADED AND STOCKPILED FOR LATER USE. STOCKPILES ARE TO BE STABILIZED WITH TEMPORARY VEGETATION AND HAVE SILT FENCE INSTALLED ALONG THE LOWER PERIMETER. STOCKPILES SHALL BE LOCATED AS SHOWN ON THE PLANS. 2. REFER TO "ALBEMARLE COUNTY GENERAL CONSTRUCTION NOTES FOR EROSION AND SEDIMENT CONTROL PLANS" #17 AND #18 AND TO "TEMPORARY & PERMANENT SEEDING SCHEDULE 3.32 -D" ON DWG C -5 FOR ADDITIONAL INFORMATION. C. MINIMUM STANDARDS MS -1. STABILIZATION OF DENUDED AREAS: PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN 7 DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN 7 DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE, BUT WILL REMAIN DORMANT OR UNDISTURBED FOR LONGER THAN 30 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE THAN ONE YEAR. MS -2. STABILIZATION OF SOIL STOCKPILES: DURING CONSTRUCTION OF THE PROJECT, SOIL STOCKPILES AND BORROW AREAS SHALL BE STABILIZED OR PROTECTED WITH SEDIMENT TRAPPING MEASURES. THE APPLICANT IS RESPONSIBLE FOR TEMPORARY PROTECTION AND PERMANENT STABILIZATION OF ALL STOCKPILES ON SITE AS WELL AS BORROW AREAS AND SOIL INTENTIONALLY TRANSPORTED FROM THE PROJECT SITE. MS -3. PERMANENT VEGETATIVE COVER: A PERMANENT VEGETATIVE COVER SHALL BE ESTABLISHED ON DENUDED AREAS NOT OTHERWISE PERMANENTLY STABILIZED. PERMANENT VEGETATION SHALL NOT BE CONSIDERED ESTABLISHED UNTIL A GROUND COVER IS ACHIEVED THAT, IN THE OPINION OF THE E &S INSPECTOR, IS UNIFORM AND MATURE ENOUGH TO SURVIVE AND INHIBIT EROSION. MS -4. TIMING AND STABILIZATION OF SILT TRAPPING MEASURES: SEDIMENT BASINS AND TRAPS, STORM INLET PROTECTION, SILT FENCING, AND OTHER MEASURES INTENDED TO TRAP SEDIMENT SHALL BE CONSTRUCTED AS A FIRST STEP IN ANY LAND DISTURBING ACTIVITY AND SHALL BE MADE FUNCTIONAL BEFORE UPSLOPE LAND DISTURBANCE TAKES PLACE. MS -5. STABILIZATION OF EARTHEN STRUCTURES: STABILIZATION MEASURES SHALL BE APPLIED TO EARTHEN STRUCTURES SUCH AS DAMS, DIKES AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION. MS -6. SEDIMENT BASINS AND TRAPS: SEDIMENT TRAPS & BASINS SHALL BE CONSTRUCTED BASED UPON THE TOTAL DRAINAGE AREA TO BE SERVED. A. THE MINIMUM CAPACITY OF A SEDIMENT TRAP SHALL BE 134 -CUBIC YARDS PER ACRE OF (DRAINAGE AREA, AND SHALL CONTROL A DRAINAGE AREA OF LESS THAN 3- ACRES. B. THE MINIMUM CAPACITY OF A SEDIMENT BASIN SHALL BE 134 -CUBIC YARDS PER ACRE OF DRAINAGE AREA, AND SHALL CONTROL A DRAINAGE AREA OF 3 -ACRES OR GREATER. MS -7. CUT AND FILL SLOPES: CUT AND FILL SLOPES SHALL BE CONSTRUCTED IN A MANNER THAT WILL MINIMIZE EROSION. SLOPES THAT ARE FOUND TO BE ERODING EXCESSIVELY WITHIN ONE YEAR OF PERMANENT STABILIZATION SHALL BE PROVIDED WITH ADDITIONAL SLOPE STABILIZING MEASURES UNTIL THE PROBLEM IS CORRECTED. MS -8. CONCENTRATED RUNOFF DOWN CUT OR FILL SLOPES: CONCENTRATED RUNOFF SHALL NOT FLOW DOWN CUT OR FILL SLOPES UNLESS CONTAINED WITHIN AN ADEQUATE TEMPORARY OR PERMANENT CHANNEL, FLUME OR SLOPE DRAIN STRUCTURE. MS -9. WATER SEEPAGE FROM A SLOPE FACE: WHENEVER WATER SEEPS FROM A SLOPE FACE, ADEQUATE DRAINAGE OR OTHER PROTECTION SHALL BE PROVIDED. MS -10. STORM SEWER INLET PROTECTION: ALL STORM SEWER INLETS THAT ARE MADE OPERABLE DURING CONSTRUCTION SHALL BE PROTECTED SO THAT SEDIMENT -LADEN WATER CANNOT ENTER THE CONVEYANCE SYSTEM WITHOUT FIRST BEING FILTERED OR OTHERWiSE TREATED TO REMOVE SEDIMENT. MS -11. STABILIZATION OF OUTLETS: BEFORE NEWLY CONSTRUCTED STORM WATER CONVEYANCE CHANNELS OR PIPES ARE MADE OPERATIONAL, ADEQUATE OUTLET PROTECTION AND ANY REQUIRED TEMPORARY OR PERMANENT CHANNEL LINING SHALL BE INSTALLED IN BOTH THE CONVEYANCE CHANNEL AND RECEIVING CHANNEL. MS -12. WORK IN LIVE WATERCOURSES: WHEN WORK IN A LIVE WATERCOURSE IS PERFORMED, PRECAUTIONS SHALL BE TAKEN TO MINIMIZE ENCROACHMENT, CONTROL SEDIMENT TRANSPORT AND STABILIZE THE WORK AREA TO THE GREATEST EXTENT POSSIBLE DURING CONSTRUCTION. NONERODIBLE MATERIAL SHALL BE USED FOR THE CONSTRUCTION OF CAUSEWAYS AND COFFERDAMS. EARTHEN FILL MAY BE USED FOR THESE STRUCTURES IF ARMORED BY NONERODIBLE COVER MATERIALS. MS -13. CROSSING A LIVE WATERCOURSE: WHEN A LIVE WATERCOURSE MUST BE CROSSED BY CONSTRUCTION VEHICLES MORE THAN TWICE IN ANY SIX MONTH PERIOD, A TEMPORARY VEHICULAR STREAM CROSSING CONSTRUCTED OF NONERODIBLE MATERIALS SHALL BE PROVIDED. MS -14. APPLICABLE REGULATIONS: ALL APPLICABLE FEDERAL, STATE AND LOCAL REGULATIONS PERTAINING TO WORKING IN OR CROSSING LIVE WATERCOURSES SHALL BE MET. MS -15. STABILIZATION OF BED AND BANKS: THE BED AND BANKS OF A WATERCOURSE SHALL BE STABILIZED IMMEDIATELY AFTER WORK IN'' THE WATERCOURSE IS COMPLETED. SHEET REVISION BY I DATE 'TH 0p, Lie. No. 042; 67 _ ONAL MS -16. UNDERGROUND UTILITIES: UNDERGROUND UTILITY LINES SHALL BE INSTALLED IN ACCORDANCE WITH THE FOLLOWING STANDARDS, IN ADDITION TO OTHER APPLICABLE CRITERIA: A. NO MORE THAN 500 - LINEAR FEET OF TRENCH MAY BE OPENED AT ONE TIME. B. WHERE CONSISTENT WITH SAFETY AND SPACE CONSIDERATIONS, EXCAVATED MATERIAL IS TO BE PLACED ON THE UPHILL SIDE OF TRENCHES, EXCEPT FOR ANY DIVERSION DITCHES. C. EFFLUENT FROM DEWATERING OPERATIONS SHALL BE FILTERED OR PASSED THROUGH AN APPROVED SEDIMENT TRAPPING DEVICE, OR BOTH, AND DISCHARGED IN A MANNER THAT DOES NOT ADVERSELY AFFECT FLOWING STREAMS OR OFFSITE PROPERTY. D. TRENCH BACKFILL MATERIAL SHALL BE PROPERLY COMPACTED IN ORDER TO MINIMIZE EROSION AND PROMOTE STABILIZATION. E. RESTABILIZATION SHALL BE ACCOMPLISHED IN ACCORDANCE WITH THESE REGULATIONS. F. ALL APPLICABLE SAFETY REGULATIONS SHALL BE COMPLIED WITH AT ALL TIMES. MS -17. CONSTRUCTION ACCESS ROUTES: WHERE CONSTRUCTION VEHICLE ACCESS ROUTES INTERSECT PAVED OR PUBLIC ROADS, PROVISIONS SHALL BE MADE TO MINIMIZE THE TRANSPORT OF SEDIMENT BY VEHICULAR TRACKING ONTO THE PAVED SURFACE. WHERE SEDIMENT IS TRANSPORTED ONTO A PAVED OR PUBLIC ROAD, THE ROAD SURFACE SHALL BE CLEANED THOROUGHLY AT THE END OF EACH DAY. SEDIMENT SHALL BE REMOVED BY SHOVELING OR SWEEPING AND TRANSPORTED TO A SEDIMENT DISPOSAL AREA. STREET WASHING SHALL BE ALLOWED ONLY AFTER SEDIMENT IS REMOVED IN THIS MANNER. THIS PROVISION SHALL APPLY TO INDIVIDUAL DEVELOPMENT LOTS AS WELL AS TO LARGER LAND- DISTURBING ACTIVITIES. MS -18. TEMPORARY E &S CONTROL MEASURE REMOVAL: ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE REMOVED WITHIN 30 DAYS AFTER FINAL SITE STABILIZATION OR AFTER TEMPORARY MEASURES ARE NO LONGER NEEDED, UNLESS OTHERWISE AUTHORIZED BY THE LOCAL E &S AUTHORITY. TRAPPED SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION OF TEMPORARY MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND SEDIMENTATION. MS -19. ADEQUACY OF RECEIVING CHANNELS: PROPERTIES AND WATERWAYS DOWNSTREAM FROM THE DEVELOPMENT SITE SHALL BE PROTECTED FROM SEDIMENT DEPOSITION, EROSION AND DAMAGE DUE TO INCREASES IN VOLUME, VELOCITY AND PEAK FLOW RATES OF STORM WATER RUNOFF FOR THE STATED FREQUENCY STORM OF 24 -HOUR DURATION. D. MAINTENANCE: ALL EROSION AND SEDIMENT CONTROL STRUCTURES AND SYSTEMS SHALL BE MAINTAINED, INSPECTED, AND REPAIRED AS NEEDED TO INSURE CONTINUED PERFORMANCE OF THEIR INTENDED FUNCTION. ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE CHECKED AT THE END OF EACH DAY AND AFTER EVERY RAINFALL EVENT. 1. DAMAGE TO EROSION CONTROL MEASURES CAUSED BY CONSTRUCTION TRAFFIC OR OTHER ACTIVITY SHALL BE REPAIRED BEFORE THE END OF EACH WORKING DAY. 2. MAINTAIN ALL SEEDED AREAS UNTIL A UNIFORM STAND IS ACCEPTED. 3. SAFETY FENCE (3.01): CHECK SAFETY FENCE PERIODICALLY TO ENSURE THAT IT IS STILL STANDING AND SECURE. MAKE REPAIRS AS NECESSARY. 4. CONSTRUCTION ENTRANCE: PROVIDE FOR EQUIPMENT WASHING AS NEEDED TO PREVENT 'THE TRANSPORT OF SOIL ONTO EXISTING ASPHALT ROADWAYS. ANY SEDIMENT ON THE PAVEMENT SHALL BE REMOVED IMMEDIATELY. 5. SILT FENCE (3.05): SILT FENCE BARRIERS WILL BE CHECKED DAILY FOR UNDERMINING OR DETERIORATION OF THE FABRIC. SEDIMENT SHALL BE REMOVED WHEN THE LEVEL REACHES HALF WAY TO THE TOP OF THE BARRIER. 6. STORMDRAIN INLET PROTECTION (3.07): SHALL BE INSPECTED AFTER EACH RAIN AND REPAIRS MADE AS NEEDED. 7. TEMPORARY DIVERSION DIKE / TEMPORARY RIGHT -OF -WAY DIVERSION (3.09/3.11): THE MEASURES SHALL BE INSPECTED AFTER EVERY STORM AND REPAIRS MADE TO THE DIVERSION AS NECESSARY. ONCE EVERY TWO WEEKS, WHETHER A STORM EVENT HAS OCCURRED OR NOT, THE MEASURES SHALL BE INSPECTED AND REPAIRS MADE IF NEEDED. 8. TEMPORARY SEDIMENT BASIN (3.14): SEDIMENT SHALL BE REMOVED AND THE BASIN OR TRAP RESTORED TO ITS ORIGINAL DIMENSIONS WHEN SEDIMENT HAS ACCUMULATED TO ONE HALF THE DESIGN VOLUME OF THE WET STORAGE. SEDIMENT REMOVAL FROM THE BASIN SHALL BE DEPOSITED IN A SUITABLE AREA AND IN SUCH A MANNER THAT IT WILL NOT ERODE AND CAUSE SEDIMENTATION PROBLEMS. FILTER STONE SHALL BE REGULARLY CHECKED TO ENSURE THAT FILTRATION PERFORMANCE IS MAINTAINED. STONE CHOKED WITH SEDIMENT SHALL BE REMOVED AND CLEANED OR REPLACED. 9. STORMWATER CONVEYANCE CHANNELS (3.17): THE MEASURE SHALL BE CHECKED PERIODICALLY TO ENSURE THAT SCOUR IS NOT OCCURRING. SEDIMENT DEPOSITED IN THE CHANNELS SHALL BE REMOVED PRIOR TO THE REMOVAL OF THE TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES, AND DURING CONSTRUCTION WHEN THE CAPACITY OF THE CHANNELS IS REDUCED. 10. SEEDING (3.31/ 3.32): AREAS WHICH FAIL TO ESTABLISH VEGETATIVE COVER ADEQUATE TO PREVENT RILL EROSION WILL BE RESEEDED AS SOON AS SUCH AREAS ARE IDENTIFIED. 11. SOIL STABILIZATION BLANKETS & MATTING (3.36): THE MEASURE SHALL BE PERIODICALLY CHECKED FOR UNDERMINING AND TO ENSURE THAT IT IS SECURE AND FUNCTIONING AS INTENDED. 12. DUST CONTROL (3.39): PROVIDE DUST CONTROL IN AREAS SUBJECT TO SURFACE AND AIR MOVEMENT OF DUST WHERE ON -SITE AND OFF -SITE DAMAGE IS LIKELY TO OCCUR IF PREVENTIVE MEASURES ARE NOT TAKEN. ALBEMARLE E COUNTY GENERAL CONSTRUCTION NOTES FOR EROSION AND SEDIMENT CONTROL PLANS 1. THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE PRE - CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND DISTURBING ACTIVITY, AND ONE WEEK PRIOR TO THE FINAL INSPECTION. 2. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATION OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625 -02 -00 EROSION AND CONTROL SEDIMENT REGULATIONS. 3. ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR AS THE FIRST STEP IN CLEARING. 4. A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE MAINTAINED ON THE SITE AT ALL TIMES. 5. PRIOR TO COMMENCING LAND DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED ON THESE PLANS (INCLUDING, BUT NOT LIMITED TO, OFF -SITE BORROW OR WASTE AREAS), THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN TO THE OWNER FOR REVIEW AND APPROVAL BY THE PLAN APPROVING AUTHORITY. 6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS DETERMINED BY THE PLAN APPROVING AUTHORITY. 7. ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT UNTIL FINAL STABILIZATION IS ACHIEVED. 8. DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED FILTERING DEVICE. 9. THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF - PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS FOR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY. 10. ALL FILL MATERIAL TO BE TAKEN FROM AN APPROVED, DESIGNATED BORROW AREA. 11. ALL WASTE MATERIALS SHALL BE TAKEN TO AN APPROVED WASTE AREA. EARTH FILL SHALL BE INERT MATERIALS ONLY, FREE OF ROOTS, STUMPS, WOOD, RUBBISH, AND OTHER DEBRIS. 12. BORROW OR WASTE AREAS ARE TO BE RECLAIMED WITHIN 7 DAYS OF COMPLETION PER ZONING ORDINANCE SECTION 5.1.28. 13. ALL INERT MATERIALS SHALL BE TRANSPORTED TO COMPLIANCE WITH SECTION 13 -301 OR THE CODE OF ALBEMARLE. 14. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL -TYPE POWER EQUIPMENT SHALL BE LIMITED TO THE HOURS OF 7:OOA.M. TO 9:00 P.M. 15. BORROW, FILL OR WASTE ACTIVITY SHALL BE CONDUCTED IN A SAFE MANNER THAT MAINTAINS LATERAL SUPPORT, IN ORDER TO MINIMIZE ANY HAZARD TO PERSONS, PHYSICAL DAMAGE TO ADJACENT LAND AND IMPROVEMENTS, AND DAMAGE TO ANY PUBLIC STREET BECAUSE OF SLIDES, SINKING, OR COLLAPSE. 16. THE DEVELOPER SHALL RESERVE THE RIGHT TO INSTALL, MAINTAIN, REMOVE OR CONVERT TO PERMANENT STORMWATER MANAGEMENT FACILITIES WHERE APPLICABLE ALL EROSION CONTROL MEASURES REQUIRED BY THIS PLAN REGARDLESS OF THE SALE OF ANY LOT, UNIT, BUILDING OR OTHER PORTION OF THE PROPERTY. 17. TEMPORARY STABILIZATION SHALL BE TEMPORARY SEEDING AND MULCHING. SEEDING IS TO BE AT 75 LBS /ACRE, AND IN THE MONTHS OF SEPTEMBER TO FEBRUARY TO CONSIST OF 50/50 MIX OF ANNUAL RYEGRASS AND CEREAL WINTER RYE, OR IN MARCH AND APRIL TO CONSIST OF ANNUAL RYE, OR MAY THROUGH AUGUST TO CONSIST OF GERMAN MILLET. STRAW MULCH TO BE APPLIED AT 80LBS /100SF. ALTERNATIVES ARE SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. 18. PERMANENT STABILIZATION SHALL BE LIME AND FERTILIZER, PERMANENT SEEDING, AND MULCH. AGRICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 90LBS /1000SF, INCORPORATED INTO THE TOP 4 -6 INCHES OF SOIL. FERTILIZER SHALL BE APPLIED AT 1000LBS /ACRE AND CONSIST OF A 10 -20 -10 NUTRIENT MIX. PERMANENT SEEDING SHALL BE APPLIED AT 180LBS /ACRE AND CONSIST OF 95% KENTUCKY 31 OR TALL FESCUE AND 0 -5% PERENNIAL RYEGRASS OR KENTUCKY BLUEGRASS. STRAW MULCH IS TO BE APPLIED AT 80LBS /1000SF. ALTERNATIVES ARE SUBJECT TO APPROVAL 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 REPAIRED IMMEDIATELY. SILT TRAPS 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 DAYS OF FINAL SITE STABILIZATION, WHEN MEASURES ARE NO LONGER NEEDED, SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. 21. THIS PLAN SHALL BE VOID IF THE OWNER DOES NOT OBTAIN A PERMIT 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 DATE THE LAND DISTURBING ACTIVITY COMMENCED. (WATER PROTECTION ORDINANCE SECTION 17- 2078). SEQUENCE OF CONSTRUCTION 1. CONTRACTOR TO SCHEDULE AND ATTEND A PRE - CONSTRUCTION MEETING WITH ALBEMARLE COUNTY AND OBTAIN ALBEMARLE COUNTY LAND DISTURBANCE PERMIT PRIOR TO THE START OF ANY LAND DISTURBING/ CONSTRUCTION ACTIVITIES ASSOCIATED WITH THIS PLAN. 2. INSTALL PERIMETER CONTROLS INCLUDING CONSTRUCTION ENTRANCE AND SILT FENCE. 3. CONSTRUCT SEDIMENT BASIN SB -1 AS SHOWN ON THESE PLANS AND INSTALL DIVERSION DIKES TO DIRECT RUNOFF TO THE BASIN. 4. PERFORM CONSTRUCTION ACTIVITIES ASSOCIATED WITH MOVING EARTH TO THE SITE TO CREATE THE STOCKPILE AREA NOT TO EXCEED THE AREA DENOTED ON PLAN AND GRADING SHOWN. 5. STABILIZE ALL REMAINING DISTURBED AREAS. 6. ALL EROSION AND SEDIMENT CONTROLS SHALL BE REMOVED WITHIN 30 DAYS OF FINAL SITE STABILIZATION OR WHEN MEASURES ARE NO LONGER NEEDED. REMOVALS ARE SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. 7. CLOSE OUT THE PROJECT. ® W. ENGINEERS SURVEYORS PLANNERS DESIGNED BY. RU/JDB PROJECT: STONEFIELD ELD BLOCK D2 - STOCKPILE EROSION AND SEDIMENT CONTROL PLAN ALBEMARLE COUNTY, VIRGINIA SET REV. NO. DRAWN BY. REC DRAWING NUMBER: C-4 TITLE: EROSION AND SEDIMENT CONTROL NARRATIVE & DETAILS DiHR BY: AsSOCIATES PO Box 4119 3040 Avemore square PI. Lynchburg, VA 24502 Ch-l.tt-iM. VA 22911 Phone: 434.316.6080 Phone: 434.984.2700 www.ww�associates.net JDe SHEET NUMBER: 4 of 6 WWA NUMBER: 214075.02 FILE NAME: 1 SP407515_ES-3.dwg DISCIPLINE: CIVIL SCALE: H: N/A V. NIA DATE: 04107115 CONSTRUCTION OF A SILT FENCE SAFETY FENCE sAF (WITHOUT WIRE SUPPORT) GRAVEL CURB INLET SEDIMENT BLOCK AND GRAVEL DROP INLET Pawed construction entrance for erosion control plans SET TH I EXCAVATE A UPSLPE ALONG THE IINE OF FILTER SEDIMENT FIL TER ti TAKES, :rT0,14E - CONSTRUCTIO ■ , 6'MAX. r r, p p j- "'� / WIRE SCREEN CONCRETE BLOCK I , COURSE E ' `ING r S�3 -�A AS,�i���T �:, ; P>;V1. MITINT O/- - ®�■ fir■ ■�■ ■�■ /.%�- �; -� %%�- /� IIII FLOW PROFIL al al 4" :, :'. .:,,''• ' • 70' tNSSA P IIII ER ATEPIAL U 3�CKFII I AND COMPACT O �llhlti ll F�IFN D THE' L \(1VAlLll - (1I STONE IT INTO I I L THENCH tiONSTRUCTICN 7�3 - `A. T �Y 4 Ew FT R AC{ESr tAC RAC b A• i , !f , : �. ':S-. /• / ` � j i.h lJ i.t l�{i.1 YIt �/ n, 4✓ P I2 t , • �-� ,� L j GRAVEL FILTER * 12' fill ��_/' / _ ��/ .. DANGER: / FLOW �� RUNOFF WATER WIRE MESH GRAVEL* FILTER T QUICKSAND �_/ ST, TIT DRAINAGE FILTERED WATER TO 'kf c.yh'��(Plr >( WIRE SCREEN +��4Lt�n L:�CLN� f L+LE t� "101i�6 TO 5�1.i1t��CNT ' FILTERED WATER F I SS Tl'�� +PPING IT: ICE III! R�" AND ECFcESS SHEET FLOW INSTALLATION OPERATION (PFRSPECTIVE VIEW) PERSPECTIVE VIEW ( "s e " OVERFLOOW� PLAN FLOW a D WATER RUNOFF - - •" A A �. - WITH II a...., •••� '~ "r e SEDIMENT {7,,,. .. T 1 � :Y.l.- :�?y..y. �., «,. ".'. ...^ ^., =. =i tr3•': •'d •�C.,h �'Y12' A+,ni24% r� T�j- } pp '+y, il" .........:..,...:,..x - , •:'�•:, •c:'M- ''' <���- *'tea"''' Ilt� IT za.g, r.: •>{ \ SEDIMENT �II D d' A DROP INLET a << WITH GATE .4: CONCRETE GUTTER f rolvl:_ �I LET S F 1-1 CURB O� R INSTALLATION SEDIMENT '� A SHOT BE HI( °HFY THAN POINT r. -_ SF ECI1 IC APPLICATION EVV AY TNST AL _ ELEVATION) NT F l 1 _ :_;:...:.,•..: -. ,`,.:.,.. -.. ,.,'....:.,::i ?:',` =:. a•• :.,>•�r.`I�. �;3..,- `•a'•.' PLATE. 3.05 -2 .•..;..::., ,.. 05 . •a. b;_•• . SOURCE. Adapted from Installation of Straw and Fabric F11ter Barriers for Sediment Control,VA. DSWC A in YYI�ilY'4Vater tap of I hich must be inSr ll -� vvit a iniiiinitull I inch ba114:-oc .•-< iit � C 1 it F Sherwood and Wyant 1 i for SI EC1F'IC Ar r I:ICATION ltltii',11'e1 1111 :Ix ilcr1xl ciilxzerfl. uzclleti ciecte ...'. ... .': :. .,, ... ... ,. ° •• .r O . ,tr"1 ::1 1711 IIII IIII THIS METHOD OI' INLET PROTECTION I3 APPI:I("AF) I,F WHERE constant � °I ytitrre, Wash water usr 1 carried away ' f cni r1 entrance rc1 all on► o L"� ="� CONSTRUCTION OF A SILT FENCE i _ ' I;II HEAVY FLOWS ARE EXPECTED AND WHERE AN OV'L'REL,OVV rf3�iei:� settlul :Ikea to relllo�''e.:se[iiilleltt. AII:secI1111E:ilr ~:»11all:Yae re�c�elrel�l.:t1'C1111:.. UK.KS Illi SIC THIS METHOD OF INLET PROTECTION IS APPLICABLE AT CURH INLETS � ,, , T , _, e . •'' Ii (WITH WIRE SUPPORT) .;...,..., � - FRONT . ;, . -, THE .��,._, ,,,..... _, ._, - _ ., :._, c..1PAC_.115� I� NECESSARY 10 PREVENT E�.c_.L��iVL >- oNDINCr �1r�I1� �"r1�lyrl �tl'�t�l��, clltcl�le� t?l° ���rerc��I�rr:�e�,. II:I ONDING IN FRONT OF TATS � RUCIURE I NOT LIKELY TO CAUSE - °w WHERE 1 POLYETHYLENE v= UNE POST 1. SET POSTS AND EXCAVATE A 4'X4" 2. STAPLE WIRE FENCING TO THE POSTS. > - > r i 1 ` > .AROUND THE � �� T R U � .1 I I IR E . FABRIC i. ^,I lal TRENCH UPSLAPE ALONG THE LINE INCONVENIENCE OH DAMAGE FO ADJACENT STRUCTURES AND I1NI HOTECTED PAVED WASH RACK (ATTACH TO POSTS WITH IU� It 10' MAX GROUND LINE CONCRErE OF POSTS. AREA`). 6 MAX. MEGL TIE WIRES.) IP GRAVEL LHAI T, PE VDOT ,, �, 35 7 OF" {I5 COARSE AGGREGATE. IP N SCALE CONVENTIONAL BRACING FOOTING M OR 5 MIN. (U)�POM * GRAVEL SHALL T31 \ DO`C E ,, X357 OR 5 COARSE AGCIRECATI;. • � H PERSPECTIVE VIEW PERSPECTIVE VIEW t PLASTIC FENCE METAL FENCE _ // _ _ /.i SOURCE: VA. DSWC PLA`T'E 3.07 6 SOURCE_ VA. DSWC PLATE_ 3.07 -3 IIII SOURCE: CONWED PLASTICS PLATE. 3.1 -1 _ VDOT ROAD AND BRIDGE STANDARDS J� VA. DSWC OW FLOW -III � III 4' S R -1 RECOMMENDED DE WA TERING TEMPORARY DIVERSION DIKE 3. ATTACH THE FILTER FABRIC TO THE WIRE 4. BACKFILL AND COMPACT THE FENCE AND EXTEND IT INTO THE TRENCH. EXCAVATED SOIL TOP OF EMBANKMENT= 500.5' SYSTEM l /j'{;'1 C OR SEDIMENT DESIGN HIGH WATER S B -1 TEMPO RAR Y R I G H T O F - WAY (25 -YR. STORM ELEV. - 498.36') MIN. 2.0' BASINS DIVERSIONS _ �, _ �q' ' x MIN. 0.5' MIN. 1.0' PROVIDE ADEQUATE �` ` "•t:,_° II STRAPPING Jill r ,- rti. II POLYETHYLENE CAP Comh<-�c1 ed Soil VDU1 I 67 C.Y./ AC. T 1 CO•ARI E AGGREGATE 5g" NIIN r - FL °W " DRY STORAGE :.. : . RISER CREST 18" Tnin. I ! ! =III ELEV= 497.6' I I I I Flow EXTENSION OF FABRIC AND WIRE INTO THE TRENCH. 67 C.Y./ AC. - -- " WET STORAGE DEVIC ERING DEPTH DEVICE - -- VARIES AS FILTER FABRIC ELEV= 495.5' TACK WELD - _- s F 6 "0 PERFORATED POLYETHYLENE FOR" DRY " ' vBRE I DRAINAGE TUBING, DIAMETER STORAGE SEDIMENT CLEANOUT POINT 1 L r VARIES ttill ELEV= 494.1 \ 16.1 LF OF 15" SOURCE: Adapted iron installation of Straw and Fabric Filter Harriers for Sediment Control, PLATE. 3.05 -1 4$ "� CMP RISER HDPE ® 1.18% Sherwood & Wyant NV = 490.40' t; WET DD ' MINI'v1L'1�1 " FERNCO -STYLE " COUPLING STORAGE TYPICAL ORIENTATION OF SOURCE: VA. DSWC' PLA'T'E 3.09 - 1 TREATMENT - > DESIGN ELEVATIONS WITHOUT 4C SCHEDULE 0 STEEL ORIFICE, EMERGENCY SPILLWAY STUBD1 -FOOT MINIMUM, DIAMETER VARIES TEMPORARY & PERMANENT ThYPICAi, GRAVEL STRUCrI'tTRE (SOIL STABILIZATION BLANKET,} _ 48 "0 CORRUGATED METAL RISER (RISER PASSES 25 -YR. EVENT) SHALLOW NOTE: WITH CONCRETE RISER, USE PVC SCHEDULE 40 STUB SLOPE ,11 SOURCE: VA. DSWC PLATE. 3.14 -2 FOR DEWATERING ORIFICE ON SH SLOPES. STRIPS OF * LAWN TYPE SEEDING RATE PER ACRE NETTING PROTECTIVE COVERINGS DRAINAGE TUBING SHALL COMPLY WITH ASTM F667 COMPACTED SOIL THE SLOP APPLIED ACROSS AND AASHTO M294 HIGH MAINTENANCE KENTUCKY 31 OR LAWN (WITHIN TURF -TYPE TALL FESCUE 200 -250 LBS SOURCE: VA. DSWC PLATE. 3.14 -15 LOT AREA) Oi _ 4 BERM WHERE THERE IS A BERM AT THE TOP OF THE SLOPE, ANTI - VORTEX DEVICE DE>S.[G c GENERAL SLOPES KENTUCKY 31 FESCUE 128 LBS BRING THE MATERIAL OVER THE BERM AND ANCHOR R S13- 1 SEDIMENT -BASIN 3:1 OR LESS RED TOP GRASS 2 LBS ' Mtn BEHIND THE BERM. PRESSURE RELIEF SEASONAL NURSE CROP 20 LBS HOLES 1,Y DIA. --� I RISER PIPE BASE CONDITIONS u�I _, o ,;' LOW MAINTENANCE USE GROUND COVER PLANTINGS SLEEP A a �„ o AND OR VINES IN ACCORDANCE WITH tq SLOPE A i ` I r TOP STIFFENER (IF REQUIRED) SLOPES 3:1 OR STEEPER / IS 1.25k1.25'x.25'.kNGLE WELDED 70 TOP AND ORIENTED PER- TABLE 3.37-C OF THE VESCH. 0 O !' Q PENDICULAR TO CORRUGATIONS. ON STFFQ SLOPES, APPLY ! ,! a PROTECTIVE COVERING PARALLEL II fr' I RISER CREST TO THE DIRECTION OF FLOW P d i MI (MUM \ jl / !Ir C C AND ANCHOR SECURELY. p I O / j O I TOP IS 14 LADE CORRUGATED DIA. -48" ELEV. =497.6 r = �, / METAL OR 10 Ga STEEL. PLATE. - SEEDING DATE SEASONAL NURSE CROP Cj "If" j �� O I PRESSURE RELIEF HOLES MAY N a RWD BE OMMITTED, IF ENDS OF INVERT OUT FEB. 16 THRU APRIL ANNUAL RYE CORRUGATIONS ARE LEFT FULLY ELEV.= 490.4' . MAY 1 THRU AUG 15 FOXTAIL MILLET PLAN VIEW I I OPEN WHEN THE TOP IS = BASE DIMENSIONS : 8x8 x1.5 j ( ATTACHED. AUG 16 THRU OCT ANNUAL RYE TYPICAL I'_,AR I HEN STR I CTURl - ;:::,:;;. i-' 72 I NOV THRU FEB 15 WINTER RYE p 4 TACKW €LO ED CYLINDER IS 16 GAGE CORRUGATED BRING MATERIAL DOWN TO A LEVEL AREA BEFORE METAL PIPE OR FABRICATED FROM TERMINATING THE INSTALLATION. TURN THE END ,,.r.r ALL AROUND = - LL UNDER a AND STAPLE AT 12' INTERVALS. 1%B° III III - NOTES r. - - _ '� • 1 STEEL PLATE. _ 1.5 2 , 6" MIN .... �t2. II III II X Sour -e: Va. S Vtit -C plate 3.1 1.- ( " ' NOTES: ( 1. ALL PERMANENT SEEDING SHALL BE FERTILIZED, LIMED AND MULCHED N DITCH FLOW T MIN. t. THE CYLINDER MUST BE =III II -III= III -III =III 1=1' AT THE FOLLOWING RATE'S: FERTILIZER 10 -20 -10 AT A 0 k. FIRMLY FASTENED To THE I =1 I III III = III =1 I L- I I I: RATE OF 1,00 RE; 0 POUNDS PER AC LIME OF AGRICULTURAL GRADE " IN DITCHES, APPLY PROTECTIVE COVERING TOP OF THE RISER. - I� -•' 'i'• PARALLEL TO THE DIRECTION OF FLOW. $' SB 1 LIMESONE AT A RATE OF 2 TONS PER ACRE, AND STRAW MULCH AT A O ' ; USE CHECK SLOTS AS REQUIRED. AVOID SUPPORT BAR SIZE RATE OF 1 -1/2 TONS PER ACRE DURING THE SPRING AND FALL AND JOINING MATERIAL IN THE CENTER OF #6 X if 2. SUPPORT BARS ARE WELDED THE DITCH IF AT ALL POSSIBLE. SPACER t fi ""AR MIN.) TO THE TOP OF THE RISER 2 TONS PER ACRE IN THE WINTER AND SUMMER. N / OR ATTACHED BY STRAPS TYPICAL CONCRETE BASE BOLTED TO TOP OF RISER. N.T.S. 0) RISER DIAMETER 2. SLOPES LABELED AS 2:1 WITH VDOT ST'D EC -2 LINING MAY HAVE AN i a4', I ANNUAL RYE HYDROSEED W/ TACKIFIER PLANTED ON THE SLOPES AT MI EC -2 PERMANENT SEEDING RATES IN LIEU OF USING THE EC -2 (LINER TO _ SECTION A -A ISOMETRIC ALLOW FOR EROSION PROTECTION PRIOR TO GROUND COVER PLANTING. 3 SOURCE: ADAPTED FROM LUDLOW PRODUCTS BROCHURE PLATE: 3.36 -1 I� DESIGNED BY: PROJECT. SET REV. NO. 111TE opt RU/JDB STONEFIELD BLOCK D2 - STOCKPILE ENGINEERS DRAwN BY: EROSION AND SEDIMENT CONTROL PLAN W SURVEYORS REG ALBEMARLE COUNTY, VIRGINIA DRAWING NUMBER: TITLE: o No. 042 7 PLANNERS DIHR BY: EROSION AND SEDIMENT CONTROL DETAILS C-5 V_ z I AsSOCIATES , JDB SHEET NUMBER: PO Box 4119 3040 Avenaorc Square � In. Lynchburg, VA 24502 Ca�« T� :n .vnz29,i WWA NUMBER: FILE NAME: DISCIPLINE: SCALE: DATE: � Phone: 434.316.6080 Phony 434 984. 700 16.608 w rs oPlion : 4 214075.02 SP407515_ES -ES CIVIL H: N/A 04/0 7/ J� 5 Of 6 N0. SHEET REVISION BY DATE NO. SHEET REVISION BY DATE �; V. NIA CA I Z �I 0 a i c 0 o. a� 0 ii 0 n N i vi a� 0 z C 3 110 I C W to NO. EARTHWORK REQUIREMENTS 1. GENERAL 1.1 DEFINITIONS HARD MATERIALS: WEATHERED ROCK, DENSE CONSOLIDATED DEPOSITS, OR CONGLOMERATE MATERIALS WHICH ARE NOT INCLUDED IN THE DEFINITION OF "ROCK" BUT WHICH USUALLY REQUIRE THE USE OF HEAVY EXCAVATION EQUIPMENT, RIPPER TEETH, OR JACK HAMMERS FOR REMOVAL. 1.1.2 ROCK: SOLID HOMOGENEOUS INTERLOCKING CRYSTALLINE MATERIAL WITH FIRMLY CEMENTED, LAMINATED, OR FOLIATED MASSES OR CONGLOMERATE DEPOSITS, NEITHER OF WHICH CAN BE REMOVED WITHOUT SYSTEMATIC DRILLING AND BLASTING, DRILLING AND THE USE OF EXPANSION JACKS OR FEATHER WEDGES, OR THE USE OF BACKHOE- MOUNTED PNEUMATIC HOLE PUNCHERS OR ROCK BREAKERS; ALSO LARGE BOULDERS, BURIED MASONRY, OR CONCRETE OTHER THAN PAVEMENT EXCEEDING % CUBIC YARD IN VOLUME. REMOVAL OF HARD MATERIAL WILL NOT BE CONSIDERED ROCK EXCAVATION BECAUSE OF INTERMITTENT DRILLING AND BLASTING THAT IS PERFORMED MERELY TO INCREASE PRODUCTION. 1.1.3 COHESIVE MATERIALS: MATERIALS ASTM D 2487 CLASSIFIED AS GC, SC, ML, CL, MH, AND CH. MATERIALS CLASSIFIED AS GM AND SM WILL BE IDENTIFIED AS COHESIVE ONLY WHEN THE FINES HAVE A PLASTICITY INDEX GREATER THAN ZERO. 1.1.4 COHESIONLESS MATERIALS: MATERIALS ASTM D 2487 CLASSIFIED AS GW, GP, SW, AND SP. MATERIALS CLASSIFIED AS GM AND SM WILL BE IDENTIFIED AS COHESIONLESS ONLY WHEN THE FINES HAVE PLASTICITY INDEX OF ZERO. 1.2 CRITERIA FOR BIDDING 1.2.1 BASE BIDS ON THE ELEVATIONS AS INDICATED. 1.2.2 ROCK EXCAVATION SHALL BE UNCLASSIFIED. ALL EARTHWORK EXCAVATION SHALL BE PERFORMED TO THE INDICATED ELEVATIONS. 1.2.3 BLASTING WILL BE PERMITTED ON THIS PROJECT AS SPECIFIED HEREIN. 1.2.4 REMOVE MATERIAL IN AN APPROVED MANNER, AND PROVIDE EXCAVATION SUPPORT STRUCTURES AS REQUIRED IN ACCORDANCE WITH THE U.S. ARMY CORPS OF ENGINEERS "SAFETY AND HEALTH REQUIREMENTS MANUAL," EM- 385 -1 -1, SECTION 25. 1.2.5 ROCK EXCAVATION, AS DEFINED HEREIN, MAY EXIST ON THIS PROJECT. ROCK EXCAVATION SHALL BE PERFORMED AS UNCLASSIFIED EXCAVATION TO THE INDICATED ELEVATIONS. 1.3 PROTECT EXISTING TREES AND OTHER VEGETATION INDICATED TO REMAIN IN PLACE AGAINST CUTTING, BREAKING, OR SKINNING OF ROOTS; SKINNING AND BRUISING OF BARK; SMOTHERING OF TREES BY STOCKPILING CONSTRUCTION MATERIALS OR EXCAVATED MATERIALS WITHIN DRIP LINE; EXCESS FOOT OR VEHICULAR TRAFFIC; OR PARKING OF VEHICLES WITHIN DRIP LINE. PROVIDE TEMPORARY FENCES, BARRICADES, OR GUARDS AS REQUIRED TO PROTECT TREES AND VEGETATION TO BE LEFT STANDING. 1.4 BURNING: SITE CLEARING DEBRIS MAY BE BURNED IF ALLOWED BY THE LOCAL FIRE DEPARTMENT. ALL BURNING RESIDUALS SHALL BE REMOVED FROM THE OWNER'S PROPERTY AND DISPOSED OF BY THE CONTRACTOR AT HIS EXPENSE IN ACCORDANCE WITH ALL FEDERAL, STATE, AND LOCAL REGULATIONS. 2. PRODUCTS 2.1 SOIL MATERIALS: FREE OF DEBRIS, ROOTS, WOOD, SCRAP MATERIAL, VEGETATION, REFUSE, SOFT UNSOUND PARTICLES, AND FROZEN DELETERIOUS OR OBJECTIONABLE MATERIALS. THE MAXIMUM PARTICLE DIAMETER SHALL BE ONE -HALF THE LIFT THICKNESS AT THE SPECIFIED LOCATION. THE MAXIMUM PARTICLE DIAMETER FOR PIPE BACKFILL MATERIAL LOCATED LESS THAN 1 -FOOT ABOVE THE PIPE CROWN SHALL BE 1 -INCH. 2.1.1 COMMON FILL: APPROVED, UNCLASSIFIED SOIL MATERIAL WITH THE CHARACTERISTICS REQUIRED TO COMPACT TO THE SOIL DENSITY SPECIFIED FOR THE INTENDED LOCATION. 2.1.2 BACKFILL AND FILL MATERIAL: ASTM D 2487, CLASSIFICATION GW, GP, GM, GC, SW, SP, SM, SC, ML, MH, CL WITH A MAXIMUM ASTM D 4318 LIQUID LIMIT OF 50, MAXIMUM ASTM D 4318 PLASTICITY INDEX OF 25. MOISTURE CONTENT SHALL BE WITHIN f3% AND IN ACCORDANCE WITH GEOTECHNICAL ENGINEER RECOMMENDATIONS. 2.1.3 SELECT MATERIAL: ASTM D 2487, CLASSIFICATION GW, GP, SW, SP WITH A MAXIMUM OF 10 PERCENT BY WEIGHT PASSING ASTM D 1140, NO. 200 SIEVE. 2.1.4 PIPE BEDDING MATERIAL: VDOT NO. 57 COARSE AGGREGATE. DRAWN BY: SURVEYORS 2.1.5 AGGREGATE FILL: VDOT NO. 5 OR NO. 57 COARSE AGGREGATE. PLANNERS 2.1.6 RIPRAP: CLASS I DRY RIPRAP AS DEFINED IN THE VIRGINIA DEPARTMENT OF TRANSPORTATION (VDOT) ROAD AND BRIDGE SPECIFICATIONS, SECTION 414, "RIPRAP ", UNLESS OTHERWISE NOTED. PO Box 4119 3040 Avemore Square PI. Lynchburg, VA 24502 Charlotte ille,VA22911 WWA NUMBER: Phone: 434.316.6080 Phone: 434.984.2700 2.2 BORROW: OBTAIN BORROW MATERIALS REQUIRED IN EXCESS OF THOSE FURNISHED FROM EXCAVATIONS FROM SOURCES OFF THE OWNER'S PROPERTY. PROVIDE AND SUBMIT SOIL CLASSIFICATION TESTING TO ENSURE BORROW MATERIALS MEET THE REQUIREMENTS OF THIS SPECIFICATION. 3. EXECUTION 3.1 CLEARING 3.1.1 REMOVE FROM THE SITE TREES, STUMPS, ROOTS, BRUSH, SHRUBS, DOWN TIMBER, ROTTEN WOOD, RUBBISH, OTHER VEGETATION, AS WELL AS FENCES AND INCIDENTAL STRUCTURES NECESSARY TO ALLOW FOR NEW CONSTRUCTION. 3.1.2 CLEARING WORK SHALL BE RESTRICTED TO AREA WITHIN "CONSTRUCTION LIMITS /LIMITS OF CLEARING" SPECIFIED IN THIS SECTION AND AS INDICATED ON THE DRAWINGS. 3.1.3 UNDISTURBED STUMPS AND ROOTS, A MINIMUM OF 5 FEET BELOW FINISHED GRADE AND NOT LOCATED UNDER OR WITHIN 10 FEET OF ANY STRUCTURE, MAY BE LEFT IN PLACE. TOPS OF STUMPS LEFT IN PLACE SHALL NOT BE MORE THAN 6 INCHES ABOVE ORIGINAL GRADE. 3.2 GRUBBING 3.3.1 GRUB AREAS WITHIN AND TO A POINT 10 FEET OUTSIDE OF ALL STRUCTURES, AREAS TO RECEIVE FILL WHERE FINISHED GRADE WILL BE LESS THAN 3 FEET ABOVE EXISTING GRADE, CUT AREAS WHERE FINISHED GRADE WILL BE LESS THAN 2 FEET BELOW EXISTING GRADE, TRANSITIONAL AREAS BETWEEN CUT AND FILL, AND ANY AREA TO RECEIVE CONTROL FILL. 3.3.2 REMOVE FROM THE GROUND TO A DEPTH OF 24 INCHES ALL STUMPS, ROOTS lh -INCH DIAMETER AND LARGER, ORGANIC MATERIAL, AND DEBRIS. 3.3.3 USE ONLY HAND METHODS FOR GRUBBING INSIDE THE DRIP LINES OF TREES THAT ARE TO REMAIN. 3.4 CONSTRUCTION /CLEARING LIMITS 3.4.1 THE CONTRACTOR SHALL NOT DISTURB ANY AREAS OUTSIDE THE CONSTRUCTION LIMITS INDICATED ON THE DRAWINGS WITHOUT EXPRESS WRITTEN PERMISSION FROM THE ENGINEER. 3.4.2 NO CLEAR - CUTTING OF TIMBER SHALL BE PERMITTED WITHIN THE CONSTRUCTION LIMITS. THE CONTRACTOR SHALL MAKE SELECT CUTTING OF TREES, TAKING THE SMALLEST TREES FIRST, THAT ARE MANDATORY FOR THE CONSTRUCTION OF THE UTILITY LINE. THE ENGINEER'S DECISION SHALL BE FINAL ON DETERMINATION OF WHICH TREES ARE TO BE CUT. 3.5 CLEAN UP DEBRIS RESULTING FROM SITE CLEARING OPERATIONS CONTINUOUSLY WITH THE PROGRESS OF THE WORK. 3.6 REMOVE DEBRIS FROM THE SITE IN SUCH A MANNER AS TO PREVENT SPIILLAGE. KEEP PAVEMENT AND AREAS ADJACENT TO SITE CLEAN AND FREE FROM MUD, DIRT, AND DEBRIS AT ALL TIMES. 3.7 SURFACE PREPARATION 3.7.1 STRIPPING: STRIP EXISTING TOPSOIL, WHEN PRESENT, TO A DEPTH OF 6 INCHES WITHOUT CONTAMINATION BY SUBSOIL MATERIAL. STOCKPILE TOPSOIL SEPARATELY FROM OTHER EXCAVATED MATERIAL AND LOCATE CONVENIENT TO FINISH GRADING AREA., 3.7.2 UNSUITABLE MATERIAL: REMOVE UNSUITABLE SOIL MATERIALS, WASTE MATERIAL, VEGETATION, DEBRIS, DECAYED VEGETABLE MATTER, SOD, AND MULCH FROM THE CONSTRUCTION SITE. DISPOSE OF THE UNSUITABLE MATERIAL OFF THE OWNER'S PROPERTY IN ACCORDANCE WITH ALL FEDERAL, STATE, AND LOCAL REGULATIONS. 3.8 PROTECTIONS 3.8.1 PROTECTION SYSTEMS: PROVIDE SHORING, BRACING, AND SHEETING AS REQUIRED IN ACCORDANCE WITH THE U.S. ARMY CORPS OF ENGINEERS "SAFETY AND HEALTH REQUIREMENTS MANUAL," EM- 385 -1 -1, SECTION 25. SHEETING AND SHORING DESIGN SHALL BE SEALED BY A PROFESSIONAL ENGINEER REGISTERED IN VIRGINIA. 3.8.2 SITE DRAINAGE: PROVIDE FOR THE COLLECTION AND DISPOSAL OF SURFACE AND SUBSURFACE WATER ENCOUNTERED DURING CONSTRUCTION. 3.8.2.1 SURFACE DRAINAGE: COMPLETELY DRAIN THE CONSTRUCTION SITE; DURING PERIODS OF CONSTRUCTION TO KEEP SOIL MATERIALS SUFFICIENTLY DRY. PROVIDE TEMPORARY DITCHES, SWALES, AND OTHER DRAINAGE FEATURES AND EQUIPMENT AS REQUIRED TO MAINTAIN DRY SOILS. WHEN UNSUITABLE WORKING PLATFORMS FOR EQUIPMENT OPERATION AND UNSUITABLE SOIL SUPPORT FOR SUBSEQUENT CONSTRUCTION FEATURES DEVELOP, REMOVE UNSUITABLE MATERIAL AND PROVIDE NEW SOIL MATERIAL AS SPECIFIED IN THIS SECTION AT NO ADDITIONAL COST TO THE OWNER. SHEET REVISION BY DATE I NO. SHEET REVISION BY I DATE TH 0p Liic. No. 042,67 EARTHWORK REQUIREMENTS CONT'D 3.8.2.2 SUBSURFACE DRAINAGE: CONSIDER SITE SURFACE AND SUBSURFACE CONDITIONS, AVAILABLE SOIL, AND HYDROLOGICAL DATA. REMOVE WATER BY BENCHING, SUMP PUMPING, DEEP WELL PUMPING, OR OTHER METHODS TO PREVENT SOFTENING OF SURFACES EXPOSED BY EXCAVATION. USE FILTERS ON DEWATERING DEVICES TO PREVENT REMOVAL OF FINES FROM SOIL. PROVIDE EROSION CONTROL AT THE OUTLET OF PIPING TO PREVENT EROSION. OPERATE DEWATERING SYSTEM CONTINUOUSLY UNTIL CONSTRUCTION WORK BELOW EXISTING WATER LEVELS IS COMPLETE. 3.9 EXCAVATION 3.9.1 EXCAVATE TO THE ELEVATIONS AND DIMENSIONS INDICATED AND AS SPECIFIED IN THIS SECTION. REUSE EXCAVATED MATERIALS THAT MEET THE SPECIFIED REQUIREMENTS FOR THE MATERIAL TYPE REQUIRED AT THE INTENDED LOCATION. WHEN SOIL NOT MEETING THE REQUIREMENTS SPECIFIED IN THIS SECTION ARE ENCOUNTERED DURING EXCAVATION, REMOVE THE UNSUITABLE SOIL MATERIAL AND REPLACE WITH SELECT MATERIAL AS SPECIFIED IN THIS SECTION. REMOVAL AND DISPOSAL OF UNSUITABLE SOIL MATERIAL AND PLACEMENT AND COMPACTION OF SELECT MATERIAL SHALL BE PERFORMED AT NO ADDITIONAL COST TO THE OWNER. 3.9.2 KEEP EXCAVATIONS FREE FROM WATER. EXCAVATE SOIL DISTURBED OR WEAKENED BY THE CONTRACTOR'S OPERATIONS, AND SOILS SOFTENED OR MADE UNSUITABLE FOR SUBSEQUENT CONSTRUCTION DUE TO EXPOSURE TO WEATHER. REFILL WITH SELECT MATERIAL AND COMPACT TO 95% OF ASTM D 698 MAXIMUM DENSITY. UNLESS SPECIFIED OTHERWISE, REFILL EXCAVATIONS CUT BELOW INDICATED DEPTH WITH SELECT MATERIAL AND COMPACT TO 95% OF ASTM D 698 MAXIMUM DENSITY. SIDE SLOPES WHEN ALLOWED SHALL BE PROTECTED WITH 6 -MIL POLYETHYLENE SHEETING. 3.9.3 PIPE TRENCHES: EXCAVATE TO THE DIMENSIONS INDICATED AND AS SPECIFIED HEREIN. TRENCHES IN PUBLIC ROADWAYS SHALL BE EXCAVATED IN ACCORDANCE WITH THE LATEST EDITION OF THE VDOT ROAD AND BRIDGE SPECIFICATIONS. WHERE ROCK IS ENCOUNTERED, EXCAVATE AND REMOVE ROCK TO A MINIMUM DEPTH OF 6 INCHES BELOW THE PIPE INVERT. GRADE BOTTOM OF TRENCHES TO PROVIDE UNIFORM SUPPORT FOR EACH SECTION OF PIPE AFTER PIPE BEDDING PLACEMENT. 3.9.4 UNSUITABLE SUBGRADE SOIL MATERIALS: SUBGRADES WHICH ARE DETERMINED TO BE UNSUITABLE FOR BEARING NEW EQUIPMENT, STRUCTURES, OR PIPING, SHALL HAVE THE UNSUITABLE SUBGRADE SOIL MATERIALS REMOVED AND DISPOSED OF, AND REPLACED WITH SELECT MATERIAL AT NO ADDITIONAL COST TO THE OWNER. 3.10 FILLING AND BACKFILLING: FILL AND BACKFILL TO ELEVATIONS AND DIMENSIONS INDICATED. COMPACT EACH LIFT BEFORE PLACING OVERLAYING LIFT. 3.10.1 COMMON FILL PLACEMENT: PROVIDE FOR GENERAL SITE, IN GREEN OPEN SPACE AREAS. PLACE IN 6 -INCH LIFTS. COMPACT AREAS NOT ACCESSIBLE TO ROLLERS OR COMPACTORS WITH MECHANICAL HAND TAMPERS. AERATE MATERIAL EXCESSIVELY MOISTENED BY RAIN TO A SATISFACTORY MOISTURE CONTENT. PROVIDE A SMOOTH FINISH SURFACE BY BLADING, ROLLING WITH A SMOOTH ROLLER, OR BOTH. 3.10.2 BACKFILL AND FILL MATERIAL PLACEMENT: PROVIDE FOR UNDER PAVEMENT, BUILDINGS & OTHER STRUCTURAL COMPONENTS. PLACE IN 6 -INCH LIFTS. PLACE BACKFILL MATERIAL ADJACENT TO STRUCTURES AS THE STRUCTURAL ELEMENTS ARE COMPLETED AND ACCEPTED. BACKFILL AGAINST CONCRETE ONLY WHEN APPROVED. PLACE AND COMPACT MATERIAL TO AVOID LOADING UPON OR AGAINST STRUCTURES. PLACE BACKFILL AND FILL MATERIALS TO 5 FEET OUTSIDE OF STRUCTURES. 3.10.3 SELECT MATERIAL PLACEMENT: PROVIDE UNDER ALL STRUCTURES AND CONCRETE SLABS IN TOP 6 INCH. SELECT MATERIALS SHALL BE PROVIDED FROM APPROVED BORROW AREAS. IN ADDITION, PROVIDE STONE WHERE INDICATED ON THE DRAWINGS. PLACE IN 6 -INCH LIFTS. BACKFILL ADJACENT TO STRUCTURES SHALL BE PLACED AS STRUCTURAL ELEMENTS ARE COMPLETED AND ACCEPTED. BACKFILL AGAINST CONCRETE ONLY WHEN APPROVED. PLACE AND COMPACT MATERIAL TO AVOID LOADING UPON OR AGAINST STRUCTURES. 3.10.4 TRENCH BACKFILLING: BACKFILL AS RAPIDLY AS CONSTRUCTION, TESTING, AND ACCEPTANCE OF WORK PERMITS. PLACE AND COMPACT INITIAL BACKFILL AND BACKFILL MATERIALS IN 6 -INCH LIFTS TO THE TOP OF THE TRENCH. TRENCHES IN PUBLIC ROADWAYS SHALL BE BACKFILLED AND COMPACTED IN ACCORDANCE WITH THE LATEST EDITION OF THE VDOT ROAD AND BRIDGE SPECIFICATIONS. 3.10.5 BEDDING REQUIREMENTS: EXCEPT AS SPECIFIED OTHERWISE IN THE INDIVIDUAL PIPING SECTIONS, PROVIDE BEDDING FOR BURIED PIPING IN ACCORDANCE WITH AWWA C600, TYPE 4, EXCEPT AS SPECIFIED HEREIN. PLASTIC PIPING SHALL HAVE BEDDING MATERIAL FROM BENEATH THE PIPE INVERT TO THE SPRING LINE OF THE PIPE. PROVIDE A MINIMUM BEDDING DEPTH OF 4 INCHES BENEATH THE PIPE INVERT. WHERE ROCK IS ENCOUNTERED, PROVIDE A MINIMUM BEDDING DEPTH OF 6 INCHES BENEATH THE PIPE INVERT. 3.11 COMPACTION: EXPRESSED AS A PERCENTAGE OF MAXIMUM DENSITY. DETERMINE IN -PLACE DENSITY OF THE EXISTING SUBGRADE; IF REQUIRED DENSITY EXISTS, NO COMPACTION OF THE EXISTING SUBGRADE WILL BE REQUIRED. 3.11.1 GENERAL SITE: COMPACT UNDERNEATH AREAS DESIGNATED FOR VEGETATION AND AREAS OUTSIDE THE 10 -FOOT LINE OF STRUCTURES TO 98% OF ASTM D 698. 3.11.2 STRUCTURES AND CONCRETE SLABS: COMPACT TOP 12 INCHES OF SUBGRADE TO 98% OF ASTM D 698. COMPACT FILL, BACKFILL, AND SELECT MATERIALS TO 98% OF ASTM D 698. 3.11.3 PIPE TRENCHES: COMPACT FILL, BACKFILL, AND SELECT MATERIALS PLACED IN PIPE TRENCHES TO 98% OF ASTM D 698. 3.11.4 ADJACENT AREAS: COMPACT AREAS WITHIN 10 FEET OF STRUCTURES TO 98% OF ASTM D 698. 3.11.5 PAVED AREAS: COMPACT TOP 12 INCHES OF SUBGRADE TO 100% OF ASTM D 698. COMPACT FILL, BACKFILL, AND SELECT MATERIALS TO 100% OF ASTM D 698. IN ADDITION TO THE SPECIFIED COMPACTION REQUIREMENTS, FILL AND BACKFILL MATERIALS SHALL BE COMPACTED TO DEVELOP A CALIFORNIA BEARING RATIO (CBR) OF 10. 3.12 RIPRAP: RIPRAP SHALL BE INSTALLED IN ACCORDANCE WITH THE LATEST EDITION OF THE VDOT ROAD AND BRIDGE SPECIFICATIONS, SECTION 414, "RIPRAP." GEOTEXTILE FABRIC SHALL BE PLACED UNDER ALL RIPRAP. 3.13 DISPOSITION OF SURPLUS MATERIAL: WASTE UNSUITABLE SOIL MATERIALS OFF THE OWNER'S PROPERTY AS DIRECTED BY THE OWNER AND WW ASSOCIATES IN ACCORDANCE WITH FEDERAL, STATE, AND LOCAL REGULATIONS. 3.14 FIELD QUALITY CONTROL: THE CONTRACTOR SHALL EMPLOY AN INDEPENDENT TESTING FIRM TO PROVIDE ALL SOIL TESTING REQUIRED FOR THIS PROJECT. 3.14.1 SAMPLING: TAKE THE NUMBER AND SIZE OF SAMPLES REQUIRED TO PERFORM THE FOLLOWING TESTS. 3.14.2 TESTING: PERFORM ONE OF EACH OF THE REQUIRED TESTS FOR EACH MATERIAL USED. PROVIDE ADDITIONAL TESTS FOR EACH SOURCE CHANGE AND AS REQUESTED BY WW ASSOCIATES. 3.14.2.1 FILL AND BACKFILL: TEST FILL AND BACKFILL MATERIAL IN ACCORDANCE WITH ASTM C 136 FOR CONFORMANCE TO ASTM D 2487 GRADATION LIMITS; ASTM D 1140 FOR MATERIAL FINER THAN THE NO. 200 SIEVE; ASTM D 423 FOR LIQUID LIMIT AND ASTM D 424 FOR PLASTIC LIMITS; ASTM D 698 OR ASTM D 1557 FOR MOISTURE DENSITY RELATIONS, AS APPLICABLE. 3.14.2.2 SELECT MATERIAL: TEST SELECT MATERIAL IN ACCORDANCE WITH ASTM C 136 FOR CONFORMANCE TO ASTM D 2487 GRADATION LIMITS; ASTM D 1140 FOR MATERIAL FINER THAN THE NO. 200 SIEVE; ASTIVI D 698 OR ASTM D 1557 FOR MOISTURE DENSITY RELATIONS, AS APPLICABLE. 3.14.2.3 DENSITY TESTS: TEST SOIL DENSITY IN ACCORDANCE ASTM D 2922 AND ASTM D 3017. TEST EACH LIFT AT RANDOMLY SELECTED LOCATIONS EVERY 500 SQUARE FEET OF EXISTING GRADE IN FILLS FOR STRUCTURES AND CONCRETE SLABS, EVERY 500 SQUARE FOR OTHER FILL AREAS, EVERY 1,000 SQUARE FEET OF SUBGRADE IN CUT, AND EMERY 250 LINEAR FEET FOR PIPE LINE INSTALLATION (MINIMUM ONE TEST PER PIPE LINE), AND ADDITIONAL TESTS AS REQUESTED BY WW ASSOCIATES. ALL EARTHWORK AND SITE WORK SHALL BE DONE IN ACCORDANCE WITH THESE PLANS AND SPECIFICATIONS AND IN ACCORDANCE WITH THE GEOTECHNICAL REPORT BY ECS, LLC. TITLED "REPORT OF SUBSURFACE EXPLORATION AND GEOTECHNICAL ENGINEERING ADDENDUM, ALBEMARLE PLACE, CHARLOTTESVILLE, VIRGINIA, AND DATED MAY 8, 2009. THIS REPORT IS AN ADDENDUM AND REFERENCES THE FOLLOWING REPORTS: SCHNABEL ENGINEERING SOUTH, LLC, SEPTEMBER 27, 2000. GEOTECHNICAL ENGINEERING STUDY, RETAIL DEVELOPMENT, SEMINOLE TRAIL AND HYDRAULIC ROAD, ALBEMARLE COUNTY, VIRGINIA. SCHNABEL ENGINEERING SOUTH LLC, APRIL 22, 2004. GEOTECHNICAL ENGINEERING STUDY, ALBEMARLE PLACE TOWN CENTER PHASE I, SEMINOLE TRAIL AND HYDRAULIC ROAD, ALBEMARLE COUNTY, VIRGINIA. SCHNABEL ENGINEERING SOUTH LLC, OCTOBER 26, 2006. GEOTECHNICAL ENGINEERING STUDY, ALBEMARLE PLACE POWER CENTER, SEMINOLE TRAIL AND HYDRAULIC ROAD, ALBEMARLE COUNTY, VIRGINIA. SCHNABEL ENGINEERING SOUTH LLC, APRIL 2, 2008. GEOTECHNICAL RECOMMENDATIONS, ALBEMARLE PLACE, SEMINOLE TRAIL AND HYDRAULIC ROAD, ALBEMARLE COUNTY, VIRGINIA. PROJECT: STONEFI ELD BLOCK D2 - STOCKPILE EROSION AND SEDIMENT CONTROL PLAN ALBEMARLE COUNTY, VIRGINIA TITLE: GENERAL EARTHWORK NOTES FILE NAME: DISCIPLINE: SCALE: DATE: SP407515_ND-4.dwg CIVIL H: N/A V. NIA 04/07/15 SET REV. NO. 1 DRAWING NUMBER: C -6 SHEET NUMBER: 6 of 6 BY: WADESIGNED RU/JDB ENGINEERS DRAWN BY: SURVEYORS Ta PLANNERS DIHR BY: AsSOCIATES JDB PO Box 4119 3040 Avemore Square PI. Lynchburg, VA 24502 Charlotte ille,VA22911 WWA NUMBER: Phone: 434.316.6080 Phone: 434.984.2700 1 214075.02 www.wwassoctalcs.net PROJECT: STONEFI ELD BLOCK D2 - STOCKPILE EROSION AND SEDIMENT CONTROL PLAN ALBEMARLE COUNTY, VIRGINIA TITLE: GENERAL EARTHWORK NOTES FILE NAME: DISCIPLINE: SCALE: DATE: SP407515_ND-4.dwg CIVIL H: N/A V. NIA 04/07/15 SET REV. NO. 1 DRAWING NUMBER: C -6 SHEET NUMBER: 6 of 6