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HomeMy WebLinkAboutWPO201900068 Plan - VSMP 2021-02-23V J U w Z U0" N N Q ^ / Z /`�'/ Q > co W co RED HILL ELEMENTARY SCHOOL Z4 04 W �o J =� PHASE 2 GYM ADDITION AND RENOVATION W W � M U O Y M W VSMP PLAN L0 a_ 0o 0 SITE DATA: ENGINEER: TIMMONS GROUP 608 PRESTON AVENUE, SUITE 200 CHARLOTTESVILLE, VA22902 TELEPHONE: 434-327-1688 CONTACT: CRAIG KOTARSKI, P.E. CRAIG. KOTARSKI@TIM MONS.COM TAX MAP PARCEL: 08700-00-00-06100 LIMITS OF DISTURBANC . 1.31 AC ZONING: RA SETBACK: 75'FRONT 25' SIDE 35' REAR MAGISTERIAL DISTRICT: SAMUEL MILLER SOURCE TOPOGRAPHY: TIMMONS GROUP. OCT 2019 DATUM: HORIZONTAL: NAD83 VIRGINIA STATE GRID SOUTH ZONE VERTICAL: NAVD88 ESTABLISHED THROUGH LEICA SMARTNET BUILDING HEIGHT: 29'-6" (ADDITION) BUILDING AREA: 8,710 SF (BASE BID) 9,650 SF (ALTERNATE CONFIGURATION) PROPOSED USES: GYM ADDITION AND ASSOCIATED SITE WORK NEW IMPERVIOUS AREA (WITHIN PROJECT LIMITS): 0.25 ACRES REQUIRED PARKING: PER SEC. 4.12.6 - MINIMUM NUMBER OF PARKING SPACES FOR SCHEDULED USES, THE NUMBER OF REQUIRED SPACES SHALL BE DETERMINED BY THE ZONING ADMINISTRATOR. PARKING COUNT: PRE -DEVELOPMENT TOTAL: 67 SPACES (4 ADA SPACES) POST -DEVELOPMENT TOTAL: 75 SPACES (4 ADA SPACES) ADA PARKING REQUIRED: 3 SPACES (AT LEAST 1 VAN SPACE) ADA PARKING PROVIDED: 4 SPACES (1 VAN SPACE) WETLAND IMPACTS: NONE WATER SUPPLY: ACSA SANITARY SEWER: EXISTING ONSITE DRAINFIELD DRAINAGE DISTRICT: NORTH FORK HARDWARE RIVER THERE ARE NO CRITICAL SLOPES LOCATED WITHIN THE PROJECT LIMITS. THERE ARE NO CONSTRUCTION ACTIVITIES PROPOSED WITHIN THE 100-YR FLOODPLAIN. THE SITE IS NOT LOCATED IN A WATER SUPPLY PROTECTION DISTRICT. AVERAGE DAILY TRAFFIC = 754 TRIPS WP0201900068 COUNTY OF ALBEMARLE, VIRGINIA SAMUEL MILLER DISTRICT Ek/=17/2=021 MIDDLFBRANCN FARMS SOUTH FORK P� FARMS d. S,gC 4ac eo9a c� �° 901 y,B1�Ch Ppr, qu roe Monacan Trail Rd 110 rII 4 - yo /6e PROJECT \ rtt LOCATION �`(9dp�J c Pippin Hill Farm °� I . & Vineyards pjan4 Hd 697 t 8 frD9 iS0 1?� P� Fy\�` VICINITY MAP SCALE 111:2000' OWNER: ALBEMARLE COUNTY SCHOOL BOARD 401 MCINTIRE RD CHARLOTTESVILLE, VA 22902 CONTACT: JOE LETTERI TELEPHONE: (434) 975-9340 FAX: (434) 975-9341 ENGINEER OF RECORD: TIMMONS GROUP 608 PRESTON AVE. SUITE 200, CHARLOTTESVILLE, VA 22903 CONTACT: CRAIG KOTARSKI, P.E. TELEPHONE: 434-327-1688 Sheet List Table Sheet Number Sheet Title C0.0 COVER C0.1 PHASING PLAN C1.0 NOTES AND DETAILS C1.1 NOTES AND DETAILS C2.0 EXISTING CONDITIONS C2.1 DEMOLITION PLAN C3.0 EROSION & SEDIMENT CONTROL NOTES & DETAILS C3.1 EROSION & SEDIMENT CONTROL NOTES & DETAILS C3.2 EROSION & SEDIMENT CONTROL PLAN - PHASE I C3.3 EROSION & SEDIMENT CONTROL PLAN - PHASE II C4.0 LAYOUT AND UTILITY PLAN C5.0 GRADING AND DRAINAGE PLAN C5.1 GRADING SPOT SHOTS PLAN C5.2 STORMWATER SUMMARY PLAN C6.0 STORMWATER MANAGEMENT PLAN C7.0 STORMWATER PROFILES G8.2 SEWAGE BISPeSAI. SITE PLAN L1.0 LANDSCAPE PLAN L2.0 LANDSCAPE NOTES AND DETAILS SITE PLAN PI IeTeMETRIGS P A_ 9- SITE le:FemETRIGS GUT 81 IEETS PLAN Pi FIXTURE TOTAL SHEETS = 18 SIGNATURE PANEL: APPROVAL DEPARTMENT OF COMMUNITY DEVELOPMENT PLANNING & ZONING ENGINEERING INSPECTIONS ARCHITECTURAL REVIEW BOARD DEPARTMENT OF FIRE AND RESCUE ALBEMARLE COUNTY SERVICE AUTHORITY VIRGINIA DEPARTMENT OF TRANSPORTATION HEALTH DEPARTMENT IIYAJIq r U CRA1G W I. KOTARSKI Lic. No. 0402048507 L, 02/17/21 ,.4a �•1 W w a, a) 06 L i N 0 N O > Q IW � Q CN I 4 m C400 — W " m Z CD J Q C) o N J C cn c z= WVOCO J 0 J_ Iw j w � -LU 0 IW W W W F. QQ o� r co Q V/ M PROJECT NO: 593801 DATE: NOVEMBER25,2019 REVISIONS DATE DESCRIPTION 03/09/20 BID/PERMIT SET 04/13/20 CONFORMING SET 6-24-20 COUNTY COMMENTS 7-24-20 SIGNATURE SET 2-22-21 WPOAMENDMENT COVER Como APPROX. LOCATIONOF4" D.I. WATERLINE COMPILED PROPERTY LINE PID: 087BO-00-00-01200 MCLAUGHLIN LIVING TRUST 30'PRESCRIPTIVEVDOT ZONE. RA R.O. W. EASEMENT 0.72 AC i OVERHEAD POWER LINE TO BE RELOCATED UNDERGROUND. COORDINATED WITH UTILITY PROVIDER i -f4:QORTOTHE START OFCONSTRUCTION. 1), NOTE: I REFER TO PHASING PLAN SHEET COA I I I 1\ SAWCUT AND REMOVE 1' PID: 087B0-00-00-01000 MCLAUGHLIN LIVING OF ASPHALT TO MATCH PAVEMENT SHOWN ON C4.0. TRUST C/O DANIEL H MCLAUGHLIN & TERESE N MCLAUGHLIN ZONE: \\\\�"�-\�\�\\ _ � I � REMO�/E � � ` REMOVE rVnwLdN OF 0.91 ACC \ 12"RCPW/6 HW \ // ' STORM PIPE I p 1 1 \\\ \\ \\\\� \ \\\ \ - ` INV=749.10' / ' \\\\\\ \\\a\'� \��' - / / `� / \ SIGN P \\ APPROX. LOCATIONOF4" / / \\\�\\\\\\ \ \\fit\��\ / c ' ' D.L WATERLINE 6 �� UNDERGROUND TEL'HONE �FNE \�\\\\\ \�\ ' 69 pp' gh 9 y/ I.-, LEGEND: ®REMOVE HARDSCAPE & GRAVEL CLEAR AND GRUB \\ WOODED AREA REMOVETREE -____- SAW CUT CURB SIDEWALK OR ASPHALT (SIDEWALKS AND CURB TO BE CUT AT NEAREST JOINT) NOTE: SIGNS REMOVED ARE TO BE RETURNED TO OWNER 0 p / p , / , , , / , TO RELOCATED. CONT CTOR TO-COORQIhATEALOCA ION WITH, UTI L T Y PROVIDER AC ORDI N CY _OVERE'AD POWER LINE TO CLEAR AND C7F�UB �2•�\\\\ \\>c\\\\\ \�,\\\\ WOODED AREA \\\\`\ \\\\\\k\ \\ \\\ �c\\\\\\\\ \\ >/ \Z�\\\� ?2`\\\\\. \ \\\\\\\ �`\ \ \ - _ �V'7203' REL9G&ED - \\\ \�`\\\ \ \\\\ \\\\h\\\\\� \� / V _ ! X4 TER UNDE$GR®UN �CLORDIPh4T��\\\\\\ \\ 15'PRESCRIPTIVE VDO7- / 'REMOVE POSE \� <\\\ \? k\\\\\\\\ `<\\\ \ o WITH 11TIL1TY R R \\?�\\\\\ \ \\ \\\\\\\ \\ \\\\\\\t�\ . _ \ OH AND GUY WIR \\\\\\\ \\\\ / \. \\\\\\\ _ \ R.O. W EASEMENT - _ _ UAL VE (3 P&10R f0 THE $TAFT-0H - _ PID.' 087B0-00-00-010A0 _CON8TF2UCTIAN off + COUNTY OFALBEMARLE \, 16"MAPLE \EP / _ z;\ i SCHOOL BOARD _ \\\\\\\\\e , % P _ ZONE: RA � / \\\\\\\\ �RtMOVE SANITARY - - - - - - - T 17AC \\\\\\\\1C\ O��/1ryp SEWER STRUCTURE ° '/ P \\\ / / / / / LOCATE EXISTING , ' / 72 J / 725 — 6"DOGWOOD _ SIGN _ - �\ ;S6' _ , FXFS [ ING PO L l 30" OAK _ _ - 24 hFAPLE 3 TELECOM AND / _ _ / TO REMAIN XINDERGROL7ND E /P1p�08700- 0-00-06OA0I I / // l / 0g� / 5 % \ , _ - 6 30"OAK _ \ O l I / / / 00 / qEP ' 8 DOGW9oD' RELOCATE %2 /LINTY 06ALBEMARL E I / O / \\ 0 / JpAS GUY WIRE SCHOOL BOARD / l / / / , REMOV 00 ROO J \� �/ / / _ -Z417AK- - - ' 8"DOGWOOD 1 \ \ I x METAL SIGN Z(7NE RA l l / / / $ 5 r / k 'RED HILL ELEM. SCHOOL" 508, PG. 503 / I / / / / / , its / GAP$ P REMOVE �� / 72 I 1 �1 1 / / O 2.88 AC l I / / OH / / / PLANTER W1 I , REMOVE PAVEMENT / / / / / \�� / TIMBR WALLS \ /REMOVE SAN TARYI / MARKINGS 08 OO / 12"MAPLE atvv�cCSTRU TURF \ � I \ FLAGPOLE / - t{ \ / / MOVE \` REMOVE LIGHT \ I \ a co p ^0 \^^ ^^g REnnUVE / I UGP` P \� I\ \ o\ /, FIXTURE boo / \ Pv/ 75. 4"- 6" DOGWOOD(2) t ^ AQV ASPHALT /// \L / �E�CK / \ 0 / / iRE , ONTRACTOR TO REI4OVE ALL / / O$\\ 000 �a G / THREE 3 MOBILE CLASrSROOMS / / P o R / 2yCSP I / E / () G $$ N ACES / 14"P/NE AND ASSOCIATED FE/jTURES TO / / / G^ REMOVE BENCH AND / I HP / / INCLUDE DECKS, RAMPS v � Rp�P RETURN TO OWNER FMOVED OVER \ FOUNDATIONS, UTILITIES ET - / �OWER LINE TO B / / �� / / f\ I OOE � H CANOPY � / \ / UNDERGROUND. I10 �' (� _ "` CONC. ABANDONED / p / P / ^h / / , GRAVEL FUEL PUMP 14' GATE r p \� / / � / COORDINAT WITH / / / / / / \/ 0 p �" ` l � CONC. (CAPPED) UTILITY PROVIDER PRIOR, / / P CAPPED REMOVE EXISTING O _ NC CG ` - - / TO THE START OF / , / UNDERGROUND , REMOVE EXISTING / / _ _ _72%' 1 / \�P u / CONSTRUCTION. / �'OWER LIN / UNDERGROUND ' - I o\ VVR LINE I / I PO // N 6'(W)DBL. DOOR 4"X 4" STEEL _ - ' -CO/VC / / / / / / �PPROX. LOCATIOAI OF DRAII)IF IELD 2. , /O 0 / I REMOVE RIP R27.28' COTE AND / OIaP / / / / / Ge CONTRACTOR T REMOVE / 3'(W) DOOR I {'O 9 ,SEPTIC ' I COLUMN Tits FFE=727>8' PRESERVE AND STORM PIPES �1` ) / DRAINFIELD 2 AND PROVIDE A COVERS/O AND TIE TO PROPOSED BUILDING , ' / I / SUITABLF,BUILDING PAD FOR GYIGI O STORM PIPES PER PLUMBING PLANS. ' _ ' FOUNDATION. SEE C8 §�RIES SHEFTS (4) ' o FOR/ADDITIONAL INFORMATION. 3'(W)DOOR PID: 08700-00-00-06WO / / �� / / / / / / / � / a FFE=72728' /C`OUNTY OFALBE/MARLE / / o , / GP , , / / / — A SCHOOL BOARD , 10 / / / / / ' / , I 1' STEPPED / 'RED HILL ELEm SCHOOL" / / DRAINAGE / / \ CANOPY BRICK WALL DB. 5041 PG. 343 , , � / , 4� � REMOVE KNEE WALL FEATURE / / / / l 1 \ 4r55AC / � / / / / 1 1 \ PER BUILDING TO REMAIN 130"OAK \ DEMOLITION PLAN LOCATE SANITARY CLEANOUT PCO 013 / / 3'(w) DOOR AND SEWER TO THIS POINT AND 1 - ` C9 ' >< 14"DOURCEDEC. a / / / , MOVE POLE / / REMOVE FFE=72722' TIE TO PROPOSED BUILDING od / / 8" 'KNEE WALL W AND GUY WIRF1 / / , � (�Y) SANITARY PER PLUMBING PLANS. ON CONC. PAD 3' (W) DOOR Q I 4' (H) ) REMOVE KNEE WALL FFE=72723' 6' W DBL. DOOR I -SEPIhC \ 1 COVERS � L PER BUILDING DEMOLITION PLAN FFE 72720' I / R 6" OAK * 3' (W) DOOR 6' (W) DBL. DOOR METAL ETAL \ I ' 1 I / / SD INLET W/GRATE FFE=725za' FFE=72724' STAIRSMALE TOP=726.35' 725- )D003 EQUIPMENT / INV OUT= 722.35'12ARM" RCP (SW)O FFE=ENCL/ OSURE 729AN REMOVE KNEE WALL PER BUILDING DEMOLITION PLAN 24"OAK 6'(W) DBL. DOOR 6' )DBL. DOOR LSAI 3'(W) DOOR FFE=72521' FFE=72729' FFE=725.24' Do WOpOs 3' (W) DOOR 3'(W) DOORSANITARY DF✓UVCTION BOX, FFE=725.24' FFE=72727' FLAGGED BYOT�ERS (TYP) 6' W DBL. DOOR < N r � REMOVE KNEE WALL FFE=725.23' _ 3'(W)DDOR .� SD INLET W/GRATE PER BUILDING DEMOLITION PLAN FFE=72722' r TOP=723.16' vv �-j 3'(W) DOOR � - 1/ / /x INV IN = 720.95' 12 "RCP (NE) FFE=723.20' i f0"d1 BLOCK WALL INVOUT= 720.64'15"RCP (SW) 3'(W) DOOR 3'(W) DOOR �& \ COpC t4 (H) I FFE=723.20' 6'(W) OBE. DOOR FFE=725.23' CIO -728 FFE=725.26' 0 1 �k F10"BLOCKWALL SDMH14"MAPLE LC°t5'(H) TOP= 72579' WOODE INV IN= 720.168" PVC (NW) PLAYHOINV 1N=720.17' 15"RCP (NE) USE i j INV OUT= 720.01' 15"RCP (SE) \ \ ^ r\ 1 LEVEL C(/RB CONC / _ \ \ cn Q �\ 1 \ N \ I CONC. / * DOOR CINDER L EMENTARYFFE 79. TO REMAIN SCHOOL" - 727' I Ir 9001 11 REMOVE 3' (W) DOOR / 6' (W) DBL. DOOR N \ t\ FFE=725.26' FFE=719.24' I \ \ 24"O c. rR 1 1 i I ' I (S ARCHITECTURAL PLANS) / ( i 1 3'(w)DooR Ij / ' 726 - - I/ _ \ ' ` I Ix W PID: 08700-00-00-06400 \ \ \ \ 1 PLAYGROUND FFE=725.21' I I 37 \ I W ✓AMES F. POWELL, ✓R. \ \ \ 1 1 \ \ I \ I \ I l 1 AREA \ 2HCP,gA, \ I I I W ZONE: RA KING Sp 3'(W) DOOR ( / I _ 3' W) DOOR / I ACES \ l s' 728 _ DB. 2246, PG. 461 FFE=725.24' FFE=72525' EMOVE PORTION OF \ I SHED CHAINLINK FENCE I � 1 FENCE TO \ I I I = / 1 REMAIN CLI I SAWCUT CONC _HAINLINK FE CE (y) \ \ \ \ 1 11 I I I \ V \ . ` \ \ I 4 I CURB / \\ \ \\ \8„Pl%C \ 1 \ \\ 11 \v/, \ \ \ /> \ _ CONC. - - � i i I I IJ 2 SAWCUT CONC. I X— \ INV=1713.3%' 1 \ /i\ I \ PLAYGROUND STRIPING 11 REMOVE \ / I REMOVE PAVEMENT \ / \ \ \ AREA \ / \ �\ 1 I �p CURB -- -- -- -- 724---- ---- / I I 126 \8"DEC. TREE \ \ I \ / / STRUCTURE TOPGP I`` ryh % \ \ I IT -SAWCII ND REMOVE 1' I ' \ \ \ TO BE LOWERED I I / \ 1 0 \, 4\ \ K I TO MATCH FINAL III OF ASP �7TO MATCH / /1 SDMH GRADE PAVEMENT SHOWN ON C4O.�U TOP= 724.21' REMOVE EXISTING REMOVE CURB — / INV 1N=719.36' 15" RCP (NW) 14 PARKING SPACES / � INV OUT= 719.28' 15" RCP SE CHAINLINK FENCE � � - _ / \\\\ UGP\ / I I / R, � ( ) SAWCUT CURB \ \\ \ \I \I \ \ \ \ 81(PVC \ \ \=712.82' 72 L� /\ X�� �= \ ��_---$�\ ``_ EP�� CURB \\�•� nl I -I I I/ / /I \ \ �X, 721 . \ . rnAt n. \ \\ \ \ \ \ \\ \ \\ wS \ \\ \---CH_A/_NLINKFENCE \ X� `------__ 6YH) — X_ - BASKETBALL 720 _ � �� X_ _ � � GOAL (TYP) PRESERVED -- - - -- \------\ _ �XT�--TOMEMAIN CRITICAL SLOPES / 719 (TYPICAL) - \---7 X \ \ \ \ \ \\ \ �_ \ � -----_ \ 18 \ _ - _ _ \ \ \ \ \ \\ 7( \L X� \ -�\ - i X —X�- `\ C. BL OCK SHED / G EP ' /' 172 14"DEC. TREE 18: DEC. TREE SD CURB INLET TOP= 722.26' INV OUT= 718.25' 15" CMP (SE) M ow zz SCALE 1 "=20' 0 20' 40' V J U uj i U00 N N Q z 1`V CO C9 N 1Go M W Wo < v WW O co v w v U O < W J � O (j) a 2 U) ra���IYI ®F U CRAIG W. I. KOTARSKI Lic. No. 0402048507 cli�l 02/17/21 � a O W Lc) 06 Lc) N Q N_ M Z Q 0 Lij C Q N � m N - N m Z 'W ^ v / Q O O Q Q o p L so U) J C cn c = WUO Z J t� � J_ w ) w J Q w w w W U) Q M PROJECT NO: 593801 DATE: NOVEMBER 25, 2019 REVISIONS DATE DESCRIPTION 03/09/20 BID/PERMIT SET 04/13/20 CONFORMING SET 0@/@W-N P%P)ONlrY COMMENTS 0911ds@ PCO�MATURE SET 2-22-21 WPO AMENDMENT DEMOLITION PLAN C2, 1 Y 0 c Z m CL a a N 0 N N N 0 9 CL F 0 z U w U STONE 70' MIN. CONSTRUCTION ACCESS -3" S4!-2A ASPHALT -OP COURSE 29.• 2% _J 6" M!N. 21A AGGREGA.IE BASE PROFILE 70• M'.N. STONE CON`i LRUC1IUN ACCESS - AS PAVED `WASHRACX EXIST:NO 2% 2% I PAVFVFVT-' 1 12 MAN-• 12% -MUST EXr7ND FLD DRAINAGF L� TO SEDIMENT OF INGRESS AND EGRESS �'-POSIT,Il TRA°PING DDACF OPERATION PLAN ice-- 12' Vlv POSIT VIE DRAINAGE TO SEDIVENT 27 FILTER CLG-II SECTION A -A A minimimi water tap of 1 urch nnlst be installed with a m111i1n1u11 1 hich balicock shutoff vah e supplying a wash hose with a diameter of 1. 9 inches for adequate coustint presswe. Wash water nn0 be carried away from the enhance to an approved settlhn, area to reruove sedhuernt. All sedhuent shall be prevented from entering storm chairs, ditches or watercourses. PAVED WASH RACK NO SCALE PCE PAVED CONSTRUCTION ENTRANCE No Scale 1992 3.20 ROCK CHECK DAM 2 ACRES OR LESS OF DRAINAGE AREA: _ el FILTER CLOTH (OPTIONAL) VDOT #1 COARSE AGGREGATE FLOW 2-10 ACRES OF DRAINAGE AREA: FILTER CLOTH (OPTIONAL) - VDOT #1 COARSE AGGREGATE FLOW Source: Va. DSWC RCD ROCK CHECK DAM 3' CLASS I RIPRAP Plate 3.20-1 3.20 O 31 do PIPE OUTLET CONDITIONS A A La j 0 %- SECTION A -A FILTER CLOTH PE OUTLET TO FLAT ,REA WITH NO EFINED CHANNEL qW, KEY IN 6%9"; RECOMMENDED FOR ENTIRE PERIMETER 3do (MIN.) PE OUTLET TO VELL DEFINED :HANNEL T""' SECTION A -A FILTER "KEYN 6"-9'; RECOMMENDED CLOTH FOR ENTIRE PERIMETER NOTES: 1. APRON LINING MAY BE RIPRAP, GROUTED RIPRAP, GABION BASKET, OR CONCRETE. 2. La IS THE LENGTH OF THE RIPRAP APRON AS CALCULATED USING PLATES 3.18-3 AND 3.18-4. 3. d = 1.5 TIMES THE MAXIMUM STONE DIAMETER, BUT NOT LESS THAN 6 INCHES. OUTLET PROTECTION No Scale GOD 000 U U U U U STANDARD ORANGE VINYL OR PLASTIC CONSTRUCTION FENCE ATTACHED TO POSTS (PRE -WEATHERED WOOD, GALVANIZED STEEL, IRON OR THICK PVC PLASTIC), AT LEAST 40" ABOVE FINISH GRADE WITH SPAN BETWEEN POSTS NO GREATER THAN U ON CENTER. EVERY NINTH POST SHALL CONTAIN A WARNING SIGN THAT CLEARLY IDENTIFIES THE FENCE AS A TREE PROTECTION FENCE. TP NO SCALE TREE PROTECTION No Scale Sediment Trap design #1 drainage area (acres) (<3) 0.69 trap volumes: circle elevation (ft) area (st) volume(cy) 710.5 589 i 712 1104 47.0 713 1479 47.8 wet storage wet storage required (cy) (67*DA) 46.2 bottom of stone weir (ft) 712.00 wet storage provided at this elevation (cy) 47.0 slope of wet storage sides 21 d_ry storage: dry storage required (cy) (67*DA) 462 crest of stone weir 713.0 dry storage provided at this elevation (cy) 47.8 slope of dry storage sides 2-1 TYPICAL ORIENTATION OF VESCH TREATMENT - 1 SOIL (STABILIZATION SHALLOW BLANKET) SLOPE . jl, Ii�II,I�; 91144 ON SHALLOW SLOPES, STRIPS NETTING 1 + PROTECTIVE COVERINGS MAY BE APPLIED ACROSS THE SLOPE. WHERE THERE IS A BERM AT THE BERM TOP OF THE SLOPE, BRING THE MATERIAL OVER THE BERM AND STEEP ANCHOR IT BEHIND THE BERM. SLOPE ON STEEP SLOPES, APPLY PROTECTIVE COVERING PARALLEL TO THE DIRECTION OF FLOW AND ANCHOR SECURELY. BRING MATERIAL DOWN TO A LEVEL AREA BEFORE 4 ti TERMINATING THE INSTALLATION. TURN THE` 12" DITCH 4t FLOW END UNDER 4" AND STAPLE AT 12" INTERVALS. IN DITCHES, APPLY PROTECTIVE COVERING PARALLEL TO THE DIRECTION OF FLOW. USE CHECK SLOTS AS REQUIRED. AVOID JOINING MATERIAL IN THE CENTER OF THE DITCH IF AT ALL POSSIBLE. EXISTING GROUND .+ruuuuuuuuuuuuuuuuuuuwuu •i-- • slsi rsas7.7, � sls sa:lsl. .i .7•f .............................. Y ��• • � �itii�i�i® • • .• . BM 3.36-1 CE SOIL STABILIZATION BLANKET (TREATMENT-1) STONE CONSTRUCTION ENTRANCE No Scale No Scale TYPICAL VESCH TREATMENT - 1 (SOIL STABILIZATION BLANKET) INSTALLATION CRITERIA ANCHOR NOTES SLOT APPROXIMATELY 200 STAPLES REQUIRED PER 100 SQ. YDS. OF MATERIAL ROLL. ANCHOR SLOTS, JUNCTION SLOTS & CHECK SLOTS TO BE BURIED 6" TO 12". JUNCTION 12" MAX. 4:1 OR FLATTER SLOT 6" MAX. STEEPER THAN 4:1 EDGE AND END JOINTS CHECK SLOT TO BE SNUGLY ABUTTED I I I I III TERMINAL FOLD (JUTE MESH WILL HAVE I I I LAP JOINT 2" MIN. (JUTE STAPLED LAP JOINT IN I MESH ONLY) LIEU OF EDGE JOINT) I I I I I I TAMP FIRMLY I I I OR SLOT F MAX. 4:1 OR FLATTER 3' I I MAX STEEPER THAN 4'1 I �, < ♦ice,' j�►$1t�� ��� ��� cw• EXISTING PAVEMENT GRAVEL FILTER 12 p I I RUNOFF WATER WIRE MESH I I I I I I I CHECK SLOT I I I FILTERED WATER e, •.b :: -nV I I I I e TAMP Z I I '." '.. •i: ?:'. FIRMLY CHECK SLOT I I I 16. "•s•<:•`; :✓ IT 2" O SEDIMENT CONCRETE iO STAPLE FORMED FROM N0.11 STEEL WIRE. CHECK SLOTS AT MIN. 5O' C-C GUTTER CURB INLET co 8' STAPLE MIN. - - - - - MTFGVAI s unT PPn •n WTW 12" G STAPLE MIN. JUNCTION SLOT TAMP FIRMLY 2" O BM CO 3.38 SOIL STABILIZATION BLANKET No Scale o1uc CREST OF STONE WEIR cRouao ELN. 1' VARI°aLE VPRUBLE DRY 51ORAGE WET STORAGE .• M1K (E%I TEV) FILTER CLOTH omcwnt CRCVRO ELEY. -SEE PUTE 3.11-1 CON6E AGGREGATE_ CLASS I RIPR,P "coarse aggregate shall be VDOT #3, #357 of#5 weir length (ft) (6xDA) 5.0 bottom of trap elevation (ft) 710.5 bottom trap dimensions: 70'x8' top of dam elevation (ft) 714 top width of dam (ft) 4.5 top trap dimensions 88'x2l' ST 3.13 TEMPORARY SEDIMENT TRAP No Scale lri TEMPORARY RIGHT-OF-WAY DIVERSIONS TYPICAL GRAVEL STRUCTURE COMPACTED SOIL 11111 18" MIN. 4.5' MIN. DD CWD TEMPORARY DIVERSION DIKE No Scale TOE OF TERMINAL FOLD TAMP FIRMLY SILT FENCE CULVERT INLET PROTECTION TENDWALL ICT511:11►11115 ,-CWD TO HAVE VDOT STANDARD EC-2 MATTING ON UPHILL SIDE FLOW L TOE OF SILT FILL FENCE "DISTANCE IS U MINIMUM FLOW IF FLOW IS TOWARD EMBANKMENT "OPTIONAL STONE COMBINATION 1' I I C FLOW- 2.5' **VDOT #3, #357, #5, #56 OR #57 COARSE CLASS I AGGREGATE TO REPLACE SILT FENCE IN " RIPRAP HORSESHOE " WHEN HIGH VELOCITY OF FLOW IS EXPECTED GRAVEL SHALL BE VDOT #3, #357 OR 5 COARSE AGGREGATE. SPECIFIC APPLICATION: THIS METHOD OF INLET PROTECTION IS APPLICABLE AT CURB INLETS WHERE PONDING IN FRONT OF THE STRUCTURE IS NOT LIKELY TO CAUSE INCONVENIENCE OR DAMAGE TO ADJACENT STRUCTURES AND UNPROTECTED AREAS. 3.36-2 IP STORMWATER INLET PROTECTION No Scale RWD 3.11-1 CIP 3.08-1 TEMPORARY RIGHT-OF-WAY DIVERSION Ous-cale LVERT INLET PROTECTION No Scale ERNST CONSERVATION SEEDS RIGHT-OF-WAY NON-NATIVE WOODS MIX - ERNMX-132 BOTANICAL NAME COMMON NAME PRICE/LB 30.00% FESTUCA RUBRA CREEPING RED FESCUE 1.90 20.00% LOL/UM PERENNE, PERENNIAL RYEGRASS, 1.85 'FASTBALL RGL' 'FASTBALL RGL' (TURF TYPE) 20.00% PHLEUM PRATENSE, TIMOTHY, 'CLIMAX' 1.20 'CLIMAX' 12.00% TRIFOLIUM HYBR/DUM ALSIKE CLOVER 3.25 10.00% AGROSTIS PERENNANS, AUTUMN BENTGRASS, 14.00 ALBANYP/NEBUSH - ALBANY PINE BUSH - NYECOTYPE NY ECOTYPE 8.00% AGROSTIS ALBA REDTOP 8.00 100% MIX PRICE/LB BULK: $3.61 SEEDING RATE: 40-60 LB PER ACRE WOODLAND OPENINGS THE SHADE -TOLERANT GRASSES AND CLOVER ARE GOOD FOR WOODLAND OPENINGS AND PARTIALLY SHADED SITES. MIX FORMULATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE DEPENDING ON THE AVAILABILITY OF EXISTING AND NEW PRODUCTS. WHILE THE FORMULA MAY CHANGE, THE GUIDING PHILOSOPHY AND FUNCTION OF THE MIX WILL NOT. SLOPE STABILIZATION SEED MIX No Scale 1. SET THE STAKES. 2. EXCAVATE A 4"X 4" TRENCH UPSLOPE ALONG THE LINE OF STAKES. - I 3. STAPLE FILTER MATERIAL TO STAKES AND 4. BACKFILL AND COMPACT THE EXTEND IT INTO THE TRENCH. EXCAVATED SOIL. FLC SHEET FLOW INSTALLATION (PERSPECTIVE VIEW) POINTS A SHOULD BE HIGHER THAN POINT B. SF DRAINAGEWAY INSTALLATION 3.05-2 (FRONT ELEVATION) O SILT FENCE (W/O WIRE SUPPORT) No Scale V J U uj i U00 N N Q z 1`V 0 C9 Go 0Go Z OM W Wo IY v LO LULU O (0 1-- I U W4 LU y cD 2 LO O < W J LU Z LU �: O U 3.02 U)a 2 iYI 6 Q CRAIG W. I. KOTARSKI Lic. No. 0402048507 is, 02/17/21 ,.4•a �•1 Z LU W a, M 06 L0 N Q N 0 z Q ? W O 0 CN V m N LjL - CV m Z ♦♦W^^ V ♦ Q -- O Q Q O O � U OC U) J c O U) O W Z J U O U Cf) J w ) w j J _ 0 _ Q w LU LU LU O ciJ Q cah' PROJECT NO: 593801 DATE: NOVEMBER 25, 2019 REVISIONS DATE DESCRIPTION 03/09/20 BID/PERMIT SET 04/13/20 CONFORMING SET 6-24-20 COUNTY COMMENTS 7-24-20 SIGNATURE SET 2-22-21 WPO AMENDMENT EROSION & SEDIMENT CONTROL NOTES & DETAILS C3,1 APPROX. LOCATION OF 4" D.I. WATERLINE \ \ \ I 1 \ \ COMPILED PROPERTY LINE PID:087BO-00-00-01200 MCLAUGHLIN LIVING TRUST 30' PRESCRIPTIVE VDOT W.ZONE. RA 1 R.O.EASEMENT VDOT CHAN OUTL WIDTH BROWNlSTON LEVEL �_ \\ \\ 11p WIDTH SPREADER 26WIDT)- �- � \ RCD � 111 ' DEPLENG DOWNSTREAM GRADE FLUSH - - _ jy� \ �12 ANITH TOP OF 'WALL. TOP/bF WALL ELEV T 711.39'p1 1 r SEE DETApCON SHEET C6'0 / S01L TYPE / 06 1 �19C 1pN//'/ 91 SAF 1� Ali BM 10 /41) / /'IP SIF BM SAF FTY I - {'. / - r / T � / \ PS C®MPILD PR6PERT>`LiN - \ ''.. '•'•'.... :.;�' �::. PCE / / 12 '.r ;...�' PS MU y OHP724' � / / / / / BM f ` �' IP 'P1p�08700-q0-00-060AOI 0OUNTYOFALBEMARL,E l � G // ^ -\ /'' 72 / / 1 SCHOOL BOARD ' / _ Z(7NE- RA l l ' a / / Dq./508, PG. 503 I �� / / N PS / / / =:. 2.88AC Jl , // PS �� // , ^ O AF G Opp TCO'f�L LIMITS OF DISTUR NCE =- I TOTAL I IT F / a DISTUj BANC = 1.31 AC. \�� dP / /, / / // Q 1.31 AC. I \ SAFCONC 1p / NAP , / / I/' / / 6' (W) DBL. DOOR ,,,� / P TECT/SEPTIC / ^ , FFE=72728' OY\P / / / T}TFr�i , / ' / / / /COVERS / '(W) DOOR ` PS 'SEPTIC U ccc- o ,a ` s MU 3' (W) DOOR PID: 08700-00-00-0610L 1�p / / .� / / IeOUNTYOFALBE/MARLE // �/ / / / ' / ' S a FFE=72728' SCHOOL BOARD 'RED HILL ELEM SCHOOL" DB. 504, PG. 343 h 4/55 AC / / / , ' 41 I / // / / / ,' 3' (W) DOOR 14"D0UECEDEC. �a5 / TOTAL LIMITS OF DIST BANCE _ / / / / / II II ' / ' . FFE=72722' 1.�lAC. r // // PS / _ SF / / / / .I�. , 3'(W)DOOR L/ / / ° " FFE=72723' 6' (W) DBL. DOOR PROTECT SEPTIC / / SEPTIC / / FFE=72720' COVEI d / / CQVER� `• ... / O 3' / 3' (W) DOOR 6) l 0 FFE=725.24' 6' (W) DBL. DOOR FFE=72724' 72_' ' I\ ^ / / / / / /' _ _ — — — / / II 3'(W)DOOR EQUIPMENT ^ 1\1 PS / FFE=72523' ENCLOSURE / \ 6' (W) DBL. DOOR 6' (W) DBL. DOOR 3'(W)DOOR FFE=72521' FFE=72729' ° \ I ! / I 1 `N• — , FFE=725.24' \ 1 1 I I I I I i I N 3' (W) DOOR 3' (W) DOOR \ 1 1 I I I I SAMITARYDF. ✓UCTION \ a, r , FFE=725.24' / FFE=72727' 1 I / RLAGGED BY OTi ERS (TYP 6' (W) DBL. DOOR < FFE=725.23' i — 3' (W) DOOR SIF 1 — FFE=72722' 1 1 1 1 I I I I \ 1 3' (W) DOOR �t23.20' \ 3' (W) DOOR 3' (W) DOOR �0 1\ \ \ \\ \\ I I I n FFE=723.20' 6' (W) DBL. DOOR FFE=72q.23' — CV \� \\ \\ \\ \ / i II \ \ I FFE=725.26' 14"MAPLE DUEL CO YPE. \ 1 ERs WOODEN PLAYHOUSE x� i SF 1 LEVEL N I I CINDER BLOCK FACILITY I l x \\ \ \\ I TOTAL LI I F FFE=71OOR 'REDHILL ELEMENTARY I I/ \ \ I I DIST BANCE FFE=71s.2a' \\ \ I I I 1.31C. ` SCHOOL„ SAF \ PS ` ' ` 3'(w)DOOR + I TOTALLI TSOF 1 FFE=725.26' y - C^ DISTURB CE = \ \ \ \ 24"DEC. TRE� 1\ 1\ 11 I 11 1 // / I \ \ 11 ` / I 3'(W)DOOR _ _ .3 A �° \ l l PLAYGROUND FFE=725.21' AREA \ \ \ \ \ \ 1 \ \ \I 11 I I \ \ \ .•/ ' N i :� . � — � 3' (W) DOOR 3' (lN) DOOR \ \ \ \ 1 I I \ \;i' ^� ^.' •' �p FFE=725.24' FFE=725.25' \, I SHED PS ` \ \ L. 0 - - 7 _ CHAINLINK FE CE CL H) l I I \ \ \ \\8"PIyC 1 1 \ \ 11 lyo \ \ \/I `...\ CONC. I CONC. — =X- x— I I \ \ \ 1 INV=1713.3Q' 1 \ \ // \ I \ PLAYGROUND AREA 18"DEC. TREE \ x -UGP \ \ 1 \ \ \ \ \ \ \ 8'PVC \ \\ \\ \\ \ \ \\ \ \ \\ \\ \\ \\ \ \ \ \ \ \ L / X_ \ \ \ \ - - s \ \ \ EP 10 \ �X, _ \ _ - o o CU/?B \ \\ \\ \\ \ \\ \I \\ \\ \ \\ \ \\\ 721 >76- \�\ ��\ I \---CH_ALNLINKFENCE6�(y) X�� -_- -----_ o BLOCK \ \ 1 \ \ \ \ \ \ - x� - BASKS ALL p 720 _ ' �� X� - - - _ \ GOALIYP) PRESERVED HED I --- �\-----__ _ _�XT� --- CRITICALSLOPES '�C-- \ '-719 ---' \ �X�� (TYPICAL) 718 o \ \ \ \ \ ----- \\ \ T —x� '— —_— 17---- � �� _ �" C. TREE � �— -- --—917 EROSION CONTROL LEGEND I LIMITS OF CLEARING AND GRADING CLASS Al ' ■ m o m m m m m m■ DRAINAGE DIVIDE NEL RIPRAP I I SOIL AREA DIVIDE ET PROTECTION. 1 = 3.75' , SAF —SAF— SAFETY FENCE 3.01 H2=6' i TH=8' H = 18" PID: 087BO-00-00-01000 I PCE PAVED CONSTRUCTION ENTRANCE 3.02 MCLAUGHLIN LIVING i TRUST C/O DANIEL H SF X SILT FENCE 3.05 \ MCLAUGHLIN & TERESE N MCLAUGHLIN ZONE: RA IP INLET PROTECTION 3.07 \ 0.91 AC DID DIVERSION DIKE 3.09 APPROX. LOCATIONOF4" / ' D.L WATERLINE / RWD +..�� RIGHT OF WAY DIVERSION DIKE 3.11 ' RED H/LL g' ' (RO TE C- 6 pEOAO /' = \ / ST SEDIMENT TRAP 3.13 P \ 725 - 'a OUTLET PROTECTION 3.18 OH 15'PRESCRIPTIVEVDOT'­z� _ o V�ATER TS TEMPORARY SEEDING 3.31 ' R.O. W EASEMENT S VA_L VE (3 / ---;- -� CIP \ \ \EP — rt PS PERMANENT SEEDING 3.32 MULCHING 3.35 TP TREE PROTECTION FENCE 3.38 / — 725 — \ --=�-- ` 6"DOGWOOD 30"OAK 24'rMAPLE DC DUST CONTROL 3.39 30"OAK _ '++�^"'��—,,, \ 726 _ _ - \ /� BM AREAS STEEPER THAN 3:1 TO BE 3.36 _ - STABILIZED WITH STABILIZATION BLANKET TOTAL LIMITS F 8"DOGWOOD 11 �\ I O x 'RE RCD ROCK CHECK DAM 3.20 D13YURBANC - 1.31AC. 12"MAPLE ` "VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK" SPECIFICATION NUMBER \ \ FLAGPOLE i - / o \ \ I \ co 1 ' \ I 4"- 6" DOGWOOD(2) / \ 75 'SET N 2HC SpgCEs 14"PINEE c Ncp CANOPY CONC. I ABANDONED \ 14'GATE FUEL CG ; SOIL TYPE : CONC. (CAPPED)PUMP / 727 41B ---- / It 4"X 4" STEEL _ - 'lu COLUMNS-(Ti'r II /CL /\l 1'STEPPED \ r CANOPY BRICK WALL I It-°pNC l \ / \I 0* 1 V W / \ J\ METAL \ Q / ' ° SD INLET W/GRATE STAIRS / / MAI LE 4 TOP=726.35' 1\N , INV OUT= 722.35' 12" RCP (SW) x % LSA I _ y.nz' / • \'++�s" GW °0OS n r/ a } / SD INLET W/GRATE TOP=723.16' ry I 720.95' 12"RCP (NE) 5 - - - I INV OUT = 720.64' 15" RCP (SW) f0,BLOCKWAL > U' / _ 1 / Oi CONC 34'I(H) O A TS O DISTURB CE = _ 728 ' 1.31AC. +5 H / ' I x 1y0 SDMH 0"BLOCK WALL O TOP= 725.79' ' INV IN= 720.16' 8" PVC (NW) UR C°NC INV 1N=720.17' 15" RCP (NE) INV OUT= 720.01' 15" RCP (SE) CL \ 1 1 r -727 r \ V 3 I \ / 1 2 TEMPORARY TRAILER ' \ 726 - - _ PID: 08700-00-00-06400 TO BE PROVIDED BY / I 1/ W ✓AMES F. POWELL, JR. OWNERSHIP / I I ' W ZONE: RA DB. 2246, PG. 461 / \ I x x II �' I 724--__ O I I . 126 0 SDMH �uao It I TOP= 724.21' INV 1N=719.36' 15" RCP (NW) INV OUT= 719.28' 15" RCP (SE) \ I 1ti o 723 \' CON. 13 �--I / V r f/ / BLOCK SHED 14"DEC. TREE 18: DEC. TREE SD CURB INLET TOP= 722.26' INV OUT= 718.25' 15" CMP (SE) M ow zz SCALE 1 "=20' 0 20' 40' V J U uj i U00 < D Go /1� z 1`V CO C9 � N m rn >; Z OM W Wo LU LL W LU o c H 1 L A WU r I r Oy V) 2 � � U Q 0 Q v U W J O U)a 2 (O ""�1 U CRAIG W. I. KOTARSKI Lic. No. 0402048507 cli�l 02/17/21 � a O W Lc) 06 Lc) N Q N_ cM Z Q O W O 0 N `G t� / v V W 04 — W N m Z cf) o Q p Q O O L so U) J N O u) O WUOU) Z = J t� J_ w ) w J Q Lu W w Wam� J O V) Q M PROJECT NO: 593801 DATE: NOVEMBER 25, 2019 REVISIONS DATE DESCRIPTION 03/09/20 BID/PERMIT SET 04/13/20 CONFORMING SET 6-24-20 COUNTY COMMENTS 7-24-20 SIGNATURE SET 2-22-21 WPO AMENDMENT EROSION & SEDIMENT CONTROL PLAN - PHASE II C3,3 \ \ —____ , APPROX. LOCATION OF 4" D.I. WATERLINE , COMPILED PROPERTY LINE PID: 087BO-00-00-01200 , MCLAUGHLIN LIVING TRUST 30'PRESCRIPTIVEVDOT Z0.NE.RA ' VDOTCLASS AI W. R.O. EASEMENT BROWNSTONE -EXISTING ROADSIDE DITCH A--_ CHANNEL RIPRAP HEE E I OUTLET PROTECTION. WIDTH 1 = 3.75' BROWffSTON L£T/E- I I / 1 RADE CFI TO BE 1' DEEP WITH 3:1 WIDTH 2 = 6' SPREADER WIDTH - - - � �� \ 1� ANNEX_ I I I E PRONADE h8" EPTH OF VDOT LENGTH = 8' DOWNSTREAM GRADE FLUSH 1/yITH yOP OF IIVALL. / - - - - - _ _ - \ 1 , �TANDAR LA ROWNSTONE RIPRAP DEPTH = 18" / 1 0 I I -9N WOVEN E TILE FABRIC-_ PID: 087BO-00-00-01000 MCLAUGHLIN LIVING TRUST C/O DANIEL H TOP OF WALL ELEV T 711.39 0 1 9 _ 1 / 0 - _ I RBC ED BEiOW FI HE DE. _ \ MCLAUGHLIN & TERESE N SEE DETAIZ ON SHEET CT.1 , , 1 (SEE RIPRAP TAIL S�E L MCLAUGHLIN - - I ^1 _ ZONE: RA OQ Oh / / // ,/ 203 = 71 I I / \ 1 ` \ 0.91AC 00 / / 1 6ogL 69 1 APPROX. LOCATIONOF4" /690 66g6 /696 ,69 / / �?\ / // / / / / /// /// / / / / / / //, \� - 716 - __ ---- --- // /�0 \ \ R ��`D.LWATERLINE 12' / \ J Ow _ 202 ' ./ / / "\ 12 Rt�P ON 15' PRESCRIPTIVE VDO 1^ - - _ _ o V�4 TER R.O. W EASEMENTS_ VAL VE (3 ` _ _ _ _ _ - PID.: 087B0-00-00-010A0 UGT 101 103 \ -L \EP _ COUNTY OF ALBEMARLE 09PILi5D PPROPLR.T) LVY / , , ' - - r 2 , / / / 7 � ' / \ \ - - _ _ i SC ZONE RA HOOL ARD , _ - , - , - / Gff / 1 / _ _ _ \ DB. 706, PG. 497 P 22 1, 75— I BE VDEEP WITH // / ; . t O J REGRADE SLOPE. H0I PROVIDE18" DEPTH OF VDOT / / / / 72 / ANDARD CLASS Al BROWNSTONE RIPRAP - / / / / / , / / / / C9 AI�NON- EN-GEOTEXTILE FABRIC /Plp: 08700- 0-00-06OA01 I / / U 726 - - - a \ -- ' 9 / I I / / 2U RECESS ELOW FINISHED GRAD \ \ / COUNTY OFALBEMARL,E / / \ / I IT / , / / I , G / / v ^ -\ ) \ 72 / (SEE RIPRAP ANNEL9E-TAIL SHEET ) \ \ \ I O SCHOOL BOARD l / , \% / / n / \ / 212 _ - - - - - x / Z(7NE- RA l / / a / \ / x D /508, PG. 503 I / l / / / /� 14 25 r / CONTRACTOR TO RE -GRADE ALONG EDGE I\, 7288�A�C l / // / / / / N I / / / / / OF ASPHALT, CREATING SHOULDER I I^ 1 / / \ 0 / ROOF DRAIN / 7 13 / DRAINING DOWN TO RIPRAP CHANNEL CONNECTION 2 /916 IOIE R// / CLEANOUT (TP.) \ \ I a ROOF DRAIN kADDITION T04TORM PIPE 223 T / �218 a / / ROOF DRAIN \ / 1 \ ( A / 223 CONNECTION / CLEANOU�(TYP.) 229 SPICES r'� ROOF DRAIN CONNECTICIIT > N / 8 / I I N I p / / / / / / a> 4" SOLID PVC TO TIE TO FOUNDATION DRAIN. 4" SOLID PVC 1°o MI \ / � // P // ^y 2-6 /1� _ / / 14'GATE 1^ / N / I // /' /1 ,/ // // / // / 224 // 1/ 230 CG NP o tu.2 / //// // / // // /I / ) / N, (W) DBL. DOOR ' ® N FFE=72728' ONP / / / / / / / / / / 0 O I /-I 3' (W) DOOR I 4"X 4" STEEL - - 00 /SEPTIC U FFE=727.18' COLUMNS-(Ti'r COVERS/ (4) / 0 II 3' (W) DOOR P.iD:08700-00-00-06WO / / 1b0 / / / / I / H a FFE=72728' /C`OUNTYOFALBE/MARLE t / / SCHOOL BOARD / / / / / / / I I REFER TO MEP PLAN / l 1' STEPPED 'RED HILL ELEM SCHOOL" / / / / / / / iI / \ 3 BRICK WALL / / , / % n/ III FOR DRAINAGE AND , / / DB. 504/ PG. 343 / , / / , / 2h � SANITARY SEWER 4/55AC / / / / / / / / / 1 INSIDE COURTYARD AND UNDER BUILDING / /' // // // // / 3'(W)DOOR I / _ �� .0 ' I lx f FFE=727.22' 1 I \ I I Oo I \ / , / / / , / / / / / , , / , / �;': p.• 3'(W)DOOR FFE=72723' 6' (W) DBL. DOOR SEPTLIC FFE=72720' COVER$ 3' (W) DOOR e' / METAL I ° SO INLET W/GRATE (W) DBL. DOOR \ Q I / FFE=72524' FFE=727.24' /� STAIRS / / 1 Q TOP=726.35' O ^N / / d INV OUT= 722.35' 12" RCP (SW) 3' (W) DOOR /j/ / / I I / FFE=72523'AN 6' (lN) DBL. DOOR 6' (W) DBL. DOOR \, / /�/Cb I / / 3' (W) DOOR FFE=72521' FFE=72729' \ 1 I I I ( / \ I•�ry. — FFE=725.24' \ 1 1 I I I I 3'(W)DOOR _ 3'(W)DOOR \ARY DF JU�.CION BOX, FFE=725.24' FFE=72L2TSANIT FLAGGED BYOT�ERS (TYP) 6' O DBL. DOOR 1�0 SD INLET W/GRATEFFE=725.23' 3'(W) DOOR a 1 FFE=72722' ,).'/� / t7 / TOP=723.16' 1 11 11 11 I / I I I I \ 11 3' (W) DOOR _ _ /-5-� \ I _ — _ _ _ I INV IN = 720.95' 12"RCP (NE) FFE=723.20' \ , - - l ! I = INV OUT = 720.64' 15" RCP (SW) 10"BLOCK WALL 1 \ 1 I I o 3' (W) DOOR 3' (W) DOOR t4'I (H) I\ \ \ \ I I I I ^ FFE=723.20' 6' FFE=725.23 (W) DBL. DOOR ' ,/ / I FFE=72526' II %' 0 t5'(HCK Wi'1LL ) S� I T SDMH /1�9 / TOP= 725.79' WOODEN �X �'/ INV 11 720.16' 8" PVC (NW) i \ PLAYHOUSE i j \ 1 1/ / o lNV OUT= 720.01' 15"RCP (SE) \ \ \ ^ n 1 1 LEVEL �I,/ CURB O / I / / _ INV IN=720.17' 15" RCP (NE) N I CINDER BLOCK FACILITY Ilk PC \ I I \ \ ^ FFE=71OOR 'REDHILL ELEMENTARY FFE=719.24' g — _ SCHOOL" �2y 1 /i/ C . \ - 727 3' (W) DOOR c5 I \ 3 I x FFE=72526' 3'I \ ' ` I Ik PID: 08700-00-00-06400 \ \ 1 1 I lV I I \ 1 I O DOOR I `726---- FFE=725.21' I \ / I I/ ✓AMES F. POWELL, JR. ZONE: RA UGT \ l I - 728 _ DB.2246, PG.461 3' (W) DOOR 3' (W) DOOR _ SHED I FFE=72525' I I \ \ \ 1 1 1 I \ I \ \ I Q FFE=725.24' II i \ \ \ \ 8"PI 1 1 I 1 I \ \ yyyyyy II I I 21 \ \ tYC \ 1 \ \ I y/i �\ \ \ > I x— \\ \ 1 /NV=\713.3%' \\ \\ \ \\ 1\ \ \ 1 11 \// \\ 1\ \\ \ � \ �\ \\ ... \\ II �-- __ 724---- \ \ l I I \ 1 1 /> \ J \ I IT - LOWER MAN OLE T y \ \ II �BEEI P US�ITH s� I I �1ryh SDMH GROUND �uap TOP= 724.21' _ lNV IN 719 36' 15" RCP (NW) \QQ0 / I A INV OUT= 719.28'15"RCP(SE) \ 1 \ \ \ \=712.82' X�O �— �\ ��— —$�� \ \ / T \ X, 721 x `--_ O Z _7 20 _ �� X��\`- PRESERVED = ---- D , ��� EP 1 CRITICAL - - ' ' X\ (TYPICAL)SLOPES _ - - / SSE p SD CURB INLET \ \ o \ \ \ _ - �X OCK - 719 \ \ a ---718 TOP=722.26' \ \ ` _ - - - - - - - \\ l l INV OUT= 718.25' 15" CMP (SE) I NOTES: 1. UNLESS OTHERWISE SPECIFIED, ALL I FOUNDATION DRAINS SHALL BE 4" PERFORATED PVC PIPE. FOUNDATION DRAINS SHALL TIE TO ' THE NEAREST STORMWATER CONVEYANCE PIPE I ACCORDINGLY. 12. ALL ROOF DRAINS SHALL HAVE A MINIMUM I INVERT OF 2.5' OUT OF THE BUILDING AND DRAIN AT A MINIMUM 1% SLOPE TO THEIR TIE IN POINT ' AND MINIMUM 2' OF COVER. M o zz SCALE 1"=2D' V J U uj i U00 N N Q z 1`V CO C9 Go N coz OM W Wo < It W W o m H U w' H v U O W J � O (j) a 2 U) ra���rYI ®F y r 01 U CRAYG W. I. KOTARSKI Lic. No. 0402048507 cll�l 02/17/21 � a O W L0 L0 m 06 L0 N Q N_ cM Z Q 0 Lij O 0 N `G t� / v m N W N m Z '^ v / O O Q L so U) J c O CIO O WUOU) Z = J t� J_ w ) w J Q Lu W Lu Lu U) Q M PROJECT NO: 593801 DATE: NOVEMBER 25, 2019 REVISIONS DATE DESCRIPTION 03/09/20 BID/PERMIT SET 04/13/20 CONFORMING SET 6-24-20 COUNTY COMMENTS 7-24-20 SIGNATURE SET 2-22-21 WPO AMENDMENT GRADING AND DRAINAGE PLAN 0 20' 40' C5,0 --_ ROADSIDE DITCH A ' 0.07 AC EXISTING PAVEMENT � \ \1 ' EXCLUDED FROM VRRM AS t fir' /' / _ _-- I \ AREA IS NOT DISTURBED t / / LIMITS OF D)9TUF(B*CE / / ,' .''\<' ram' '' /' /' If 00 10 O \ - /I 00 0ff'40 // // // LIMITS OFDISTUR ^�N P7 ' / / ' AM I a ly cl 0 If lop If 1101 I If I lop /ONP/ /� �� /--, / x �,/ I ,' ,' /' ,' , /' ,' j,' /�Q1` r II 1 e I / ONP //// cr \\\ \\ \\ \\ \ \\ LIMITS OF DISTURBANCE \ ` IIIr \ \ \ \ \ \ I \ ` ♦ \ \ \ ` \ \ \ � I 1 I I I 1 c I II \ \\ \\\ \ \\ \ \ \ \ \ \ `11\\1 1 \A 724- - _ oI\\ I I 1-UrGPo I / it Cries )a _ _ _ __ _ _� i ----- -- - - --- \ \\\\\1 ^ \ \ \ \ \ \ I 1 \ 1\ I1111 PRE -DEVELOPED CONDITION 1III III,',11 *LEVEL SPREADER TIMBER LENGTH (L) CALCULATIONS DRAINAGE AREAS FROM C5.2 LEVELSPREADER Q(10) FOR PIPE 201 = 2.00 CFS (SEE CALC BOOK FOR CALCULATIONS) L = 13 LF x 2.00 CFS INFLOW (10-YR STORM EVENT USED) = 13 LF X 2.00 CFS = 26.00' MAINTENANCE NOTE: INSPECTIONS SHALL TAKE PLACE ANNUALLY, IDEALLY DURING THE NON -GROWING SEASON. SEDIMENTS SHOULD BE CLEANED OUT OF THE LEVEL SPREADER FOREBAYS AND FLOW SPLITTERS. LEVEL SPREADER DETAIL No Scale BOTTOM OF CHANNEL 0.5' GRADE OF DEEP. SURROUNDING SLOPE 4' VDOT STD. CLASS Al BROWNSTONE RIPRAP CURB LINE OR PIPE OUTFALL RIPRAP NOT TO IMPEDE STORM FLOW TO OPENING '2:1 MAX SLOPE KEY 6"-9" FOR ENTIRE PERIMETER 8 VDOT STD. CLASS Al BROWNSTONE RIPRAP RECESSED INTO GROUND - MIRAFI 140N FILTER FABRIC OR EQUIVALENT PERMANENT RIPRAP CHANNEL DETAIL No Scale BOTTOM OF :HANNEL 1.0' DEEP. r- 2:1 MAX SLOPE L-18n CHANNEL SECTION TD. CLASS Al tsltvvvNSTONE RIPRAP CURB DRAINAGE AREA TO DITCH A = 0.60 AC C = 0.55 TC = 6 MIN 1(2) = 4.94 IN/HR Q(2) = 0.55(0.60)(4.94) = 1.63 CFS 1(10) = 6.54 IN/HR Q(10) = 0.55(0.60)(6.54) = 2.16 CFS V(2) = 3.79 FT/S (ALLOWABLE VELOCITY = 5 FT/S) D(10) = 0.45' GRASS LINED n = 0.045; S = 12.2% DITCH A - ROAD SIDE SCC ROAD SIDE DITCH CALCULATION No Scale SCALE 1"=40' 0 40' 80, --------------------- ROADSIDEDITCHA I I I 0.07 AC EXISTING PAVEMENT EXCLUDED FROM VRRM AS t AREA IS NOT DISTURBED t ,LIMITS OF DD)J9TUso F�B LLJ ARk '/'1 �/' / / /G ' ` LIMITS OFDISTURBA I ` ioI If I ' / a ' If frni If 'NP / /' ,/ / / / /' // /�OI OF I / ONPIf 4ILL / LIMITS OF DISTURBANCE' \ \ I t \\\ \\\\ \\\\\\\ \\ \ 1 \ \\1 �e \IFIt \ \ 1 \ I �UGPit \ 1 X� 00 \ \\\ \ _ _ -- _ - _- - - - - - __ - -_ - __ - / \ -_ -_____ __ --_ - -_- - _ _ 0 Q --------------------- -- -_ ------- - - - ------ -- _____- -� - - - - - - - - - \ \ \ I I \ - - A / \ \ \ \ \ 1 1 SCALE 1"=40' \ POST -DEVELOPED CONDITION 1' Illl 0 40' 80' Site Results (Water Quality Compliance) Area Checks FOREST/OPEN SPACE la[I IMPERVIOUS MAR (oU IMPERVIOUS COVER TREATED (a[I MANAGED TURF AREA VU MANAGED TURF AREA TREATED VU AREA CHEIX o.a.a o.a.e B.a.c on.B D.A.E aREa GREE 0.00 am 0.m am Om OK 001 O! 0.m am Om OK 0.00 DO! 0.m 0.m Om OK 0.00 am am am Om OK 0.00 am 0.m 0.m Om OK OR. ON. ON. OR. OR. Site Treatment Volume(R') L.me Runoff Reduction Volume and TP By Drainage Area RUNOFF REDUCTION VOLUME ACHIEVED (k') TP LOAD AVAILABLE FOR REMOVAL (Ib/yO TP WAD REDUCTION ACHIEVED (Ib/yO TP LOAD REMAINING (Ib/yO O.A.A O.A.B DA.0 UA.O DA.F Toral 0 0 0 0 0 0 Om I am I am I am I Om am Om am I am I am I Om am Om I am I 0.m I am 1 Om am NITROGEN WAD REDUCTION ACHIEVED (Ib/yrl1 Om am am am Om Qm Total Phosphorus FINAL POSTDEVE W PMENT TP LOAD (Ib/yrlW TP LOAD REDUCTION EDUCF W N REQUIRED (Ib/yrl Te LOAD REDUCTION ACHIEVED (Ibtyr) TP LOAD REMAINING (Ib/yr): REMAINING TP LOAD REDUCTION REQUIRED (ia/yr): 0.59 Total Nitrogen (For Information Purposes) POST -DEVELOPMENT WAD(Ib/yr) 9A3 NITROGEN WAD REDUCTION ACHIEVED (I E/y r) Om REMAINING POST- DEVELOPMENT NITROGEN WAD( Ibhr) 9A3 WATER QUANTITY: IN THE DEVELOPED CONDITION THE RUNOFF FROM THE DISTURBED AREA WILL FLOW OFF AS SHEET FLOW. LEVEL SPREADERS ARE PROVIDED AT POINTS OF CONCENTRATED DISCHARGE TO RETURN RUNOFF TO SHEET FLOW. THIS PROJECT FULFILLS THE REQUIREMENTS OF SECTION 9VAC25-970-66 SECTION D. WATER QUALITY CALCULATIONS: SUMMARY FROM RUNOFF REDUCTION SPREAD SHEET FOR REDEVELOPMENT (SEE CALC. BOOK): DISTURBED AR 1.24 ACRES 1.31 AC TOTAL LOD - 0.07 AC EX PAVEMENT UNDISTURBED PRE -DEVELOPMENT LAND COVER: B SOILS: 0.20 A WOODS 8 AC TURF 0.19 AC IMPERVIOUS POST -DEVELOPMENT LAND COVER: B SOILS: 0.80 A TURF IMPERVIOUS REQUIRED REMOV ' 0.59 B /YR* ue/uneelone ra s ,y: Re RelE,ebpnrer bne p ub us bnemva Q"resV"par spae"r m"nngee turlloo ngp waedf lmvavbusmva. *STORMWATER QUALITY TREATM a aaa tnml"[rep wIa Pout @R by nt .a rmbaa ovmge rnewrnpavr" w-L 0.50 LBS HAS ALREADY BEEN PURCHASED WITH THE mlm isnoma d.ntucrnrMud tf"rn� mMmry usmver(bnaed"n PRIOR APPROVAL OF THE PLAN. AN ADDITIONAL 0.09 LBS WILL BE PURCHASED FOR THIS AMENDMENT. Ponied Name Red Hill Ekmam't Sq lDol Dare: 2/17/2021 Linear Development Project? No Site Information Post -Development Project (Treatment Volume and Loads) Enter Total Disturbed Area Lacra./ 1.24 .OrceclW clnn.nnM,anA f•wcr /rrccl ASails B CSoils DSoils Totals 'l Forem pan space Pees)-unasturt. 'daoleotrill FaMnswcenrromstemana not o.m lMa mee TmU._ )-aawrIrd grzaeamr an, yarm or doer Lmfm M mo"ewrronagea o.as Imcervlouscwerla[resl 0 yq a.19 1.24 (Post-Develooment land Cover lacresl A Soils Bsoils CSoils DSoils Totals Toremo¢n spa¢ jaaem- undsturbol, Noleclmmreavown awce or roft-tdomalea lane am Langer Tunpuesl-aswrted gmaeamr yarm or doer wino m moemrronagia mwMousCwer(xren a� am Aree Cbeek ON. ON. ON. OR. 1.24 Constants Annual Rainfall (inches) 43 Target Ralntall Event(Indeii l.m Total 1hoevh.00(TP)EMC(m9/4 1 0.26 Total Nltmgen (TN) EMC(mg/n 1.86 Target TP mad (it/acre/'6 0.41 P)Iuntil eau c-DanfadoH I a.zo tlYai„pu[¢Ik a¢mm,•k- dNahon¢Ik Check: BMP Design Specifrcatio,LSList: 2013 Draft Stds & Specs Iimm'PomjecT? No Londrove,.mosenteredcorrecti,? J Total disturbed area entered? J Loot mversimrm¢y-Pre Pre-Rcewimment aped Adjusted' Foroo/OPeo 5,."wer(ao-) am am Wel tea R,(toren) am am %Fare. 16% OR MmaVdTm Ccver(a[res) 0.e5 0.m WaEMea RaFeF am am %MaM,aTurf 69% al% Impe-ou:cowrlaves) 0.19 0.19 Rv(tma-iii) a.9s 0.95 vslmpervluus lsx 19% TaolAreae.(xrcaj 134 0.99 51[e Rv O.m 0.31 Treatment Volume antl Nutrient Loatl Prt-ReMvebpmentTreaNtentVolume Ixre-p a.a292 0.02e4 Pre -Re Devebpmemmeam ent Volume Imbl[feeO 1,2M 1,236 Pre-ReDevelopment TP marl (Ib/,O 0.81 0J8 PreRmeQl"oaa,,er„Imdp. a,r. are. a,. Rse yr TPmaa Pb/vif jaanbumrelyr¢nea to PZreaeebpmontor. e.:a oonp Ioonp0.4L waone lanapmwan newl,meaone cope) Pon Reoev. B New Impervk[ Fon,WOwnSpa[e am Cwer(a[res) viR Aem RuOare.) am More. 0% Vmaged Tud[wer am W..,m,d Fvamn am %MnnedTot 65 Imp.rviaus Love, acres) am a(impervi"us) 0.95 %Impervious 35% In1%[e Area'acres, 1.24 Ivinmacr.anoavl DA Final Poor - Develome, Tremnentvd"a ume 0.0162 (acre-p and Pnn- Dmelopmem Tram entVttume ems (urkne ) Final Poe- RvelopmentTP 1.32 mare (Ibhr) P-D-11proto TPatoacre"of . 11PR,elapnere rp,estrocenswre '.. rmer(men am Va" ha Reforen)- am %Form 0% MamgMTud Over (w g am Wegmen R(ard) am xMmePearud it% Rece"ooe wa.n raverUmed 0.0 "imwrwpm) - - a9s IF Impervious 19% Total RGroes eArea (aaed a99 aeR.NteR am Treatment Volume and Nutrient Load Development Treacmerev.Iume DO M ate A) Pon vor eee merlin nesmerevoNme LB6 (cuaide d Load ni D.n (InMp Pmt-a,d u"y0^rTP Ono.n Rea-".p o:;L., Leodca ersumma,yamt PnnRvelnpmem new Imvenioa. PaRDeeNow¢m neau¢¢Veb.¢ (avrn 14a-Redopme¢ Teamerevelu¢ �$ mabicheral Pon covebarromi Qu ma Plihd TP 1111 Reaua on TP L¢a Rd au,on Requretl for Required for Neve Rea eveloped Area 0.16 Impervious Ar® �+ (Ib/yr) (Iii CmUmil "Tomorrows Natural Resources'Toeday" Chesapeake Bay Nutrient Land Trust, LLC. February 22, 2021 Timmons Group ATTN: Bryan Cichocki, PE 608 Preston Avenue, Suite 200 Charlottesville, VA 22903 RE: CBNLT / Oak Grove - Nutrient Credit Availability G Project Reference: Red Hill Elementary School, Albemarle County TF Attention: Mr. Cichocki This letter is to confirm the availability of authorized Nutrient Credits sufficient to meet your project requirements at our Oak Grove nutrient facility, which is registered with the Virginia Department of Environmental Quality (DEQ). These Nutrient Credits are generated and managed under the terms of the Oak Grove Nutrient Reduction Implementation Plan dated May 11, 2017 which was authorized by the DEQ on August 31, 2017. The Oak Grove project has been authorized to provide Nutrient Credits for use in the James River watershed. These Credits are transferable to those entities regulated under DEQ's Stormwater Management Program in accordance with VA Code § 62.1-44.15:35. Currently our Oak Grove facility has 37_35 pounds of Phosphorus Credits available. If we can provide further assistance please feel free to contact our office. Il Sincerely, 1 Chesapeake Bay Nutrient Land Trust, LLC By Its Manager EarthSource Solutions, Inc. ScoitA. Reedf Scott A. Reed Vice President F` F Chesapeake Bay Nutrient Land Trust, LLC. • 5735 S. Laburnu'm Avenue; Richmond, VA 23231 IF P 804'.2 .! COO U w U00 N N Q r � C') C9 � N Go Z OM W Wo < It W W O c0 H L v UU r 4 r O� 1W U > F_ v7 W J 50 U U) d 2 r0 U CRAYG W. J. KOTARSKI Lic. No. 0402048507 cop, 02/1 //21 � a O W L0 M 06 Lj CM N o N Mo Z Q . W o p N � >M CN V M W N - LU N m Z o ei Q Q o O ei c>ReeO oIRRRR­ Z = J 0 0 U) J_ w w J J NR-R-3 w w W W Q LU J o ci Q P PROJECT NO: 593801 DATE: NOVEMBER 25, 2019 REVISIONS DATE DESCRIPTION 03/09/20 BID/PERMIT SET 04/13/20 CONFORMING SET 6-24-20 COUNTY COMMENTS 7-24-20 SIGNATURE SET 2-22-21 WPO AMENDMENT STORMWATER MANAGEMENT PLAN on TP Load Reduction Required Rb/yr) ass, C6,0