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HomeMy WebLinkAboutSDP201500027 Plan - Approved 2015-09-29VILLAS AT BELVEDERE PRELIMINARY PLAT RIO MAGISTERIAL DISTRICT ALBEMARLE COUNTY, VIRGINIA GENERAL NOTES Sheet Title 1 OWNER: 06100- 00- 00 -154BO EX. CONDITIONS AND DEMOLITION WINDMILL VENTURES, LLC GRADING, SWM, NOTES & DETAILS 535 FOXDALE LANE QP CHARLOTTESVILLE, VA 22903 PIN OAK 062FO- 00- 00 -000E1 419 ROBERT HAUSER HOMES, INC 13,827 2421 IVY ROAD J CHARLOTTESVILLE, VA 22903 APPLICANT : WINDMILL VENTURES, LLC 13,827 535 FOXDALE LANE CHARLOTTESVILLE, VA 22903 ENGINEER: COLLINS ENGINEERING 200 GARRETT ST, SUITE K CHARLOTTESVILLE, VA 22902 (434)293 -3719 TAX MAP NO.: 06 1 00- 00- 00 -154BO DB 4505 PG 218 1.89 ACRES 062FO- 00- 00 -000EI DB 2051 PG 003 1.460 ACRES TOTAL PROJECT AREA: 3.35 ACRES TOTAL. ZONING: R -4 RESIDENTIAL- CLUSTER DEVELOPMENT WITH BONUS DENSITY- 57. BONUS DENSITY INCREASE - MIN. 109 TREE PRESER VA TION PROPOSED USE: 9 SINGLE FAMILY ATTACHED UNITS AND 5 SINGLE FAMILY DETACHED UNITS DENSITY- 4 DWELLING UNITS PER ACRE PROPOSED DENSI TY- 14 DU/3.35 AC = 4.17 UNITS /AC DENSITY ALLOWED: 4.2 DUA OPEN SPA CE.- REQ. 0.84 AC OF DEVELOPMENT AREA (259); PRO V.• OPEN SPACE A (0.66 AC) + OPEN SPACE B (0.20 AC) = 0.86 AC (259) THE OPEN SPACE WILL BE DEDICATED TO THE HOA. WOODLAND PRESERVATION: REQ: 0.335 AC (109 OF SITE); PROV.• 0.36 AC (10.79) BUILDING HEIGHTS. • MAXIMUM BUILDING HEIGHTS SHALL NOT EXCEED 35 FEET SETBACKS. • FRONT 5"- SIDE. • 5"- REAR: 20' SUBDIVISION STREETS. CURB WATERSHED: THIS PARCEL IS NOT IN A WATER SUPPLY PROTECTED AREA AGRICULTURAL/ FORESTAL DISTRICT: NONE TOPO & SURVEY TOPOGRAPHY IS FIELD SURVEYED TOPOGRAPHY PERFORMED BY COMMONWEALTH LAND SURVEYING IN SEPTEMBER, 2014. BOUNDARY INFORMATION IS PROVIDED BY COMMONWEALTH LAND SURVEYING BASED ON FIELD DATA AND BOUNDARY SURVEY. DA TUM: NAD 83 BENCHMARK: THE RESERVE AT BELVEDERE SANITARY EX MANHOLE 1, TOP = 450.23 EXISTING VEGETATION: PARTIALLY WOODED LIGHTING: NO LIGHTING IS PROPOSED PHASING. • SITE TO BE DEVELOPED IN TWO PHASES RECREATION: COURTYARD (1,634 SF) TO BE PROVIDED PARKING: 2 OFF - STREET PARKING SPACES SHALL BE PROVIDED FOR EACH DWELLING UNIT + 9 GUEST SPACES BUILDING St TES. • PARCELS 1 -14 EACH CONTAIN EACH CONTAIN A BUILDING S1 TE THAT COMPLIES WITH SECTION 4.2.1 OF THE ALBEMARLE COUNTY CODE ZONING ORDINANCE. PARCELS 1 -14 MAY NOT BE FURTHER DIVIDED. ONLY (1) 8,211 SF DWELLING UNIT PER LOT SHALL BE ALLOWED. BURIAL SR ES. 1 CEMETERY IS LOCA TED IN THE NORTHEAST CORNER OF THE SI TE. I T HAS A OFFS1 TE PRI VA TE ACCESS EASEMENT FROM BELVEDERE BOULEVARD. STREAM BUFFERS /FLOODPLAIN: THERE ARE NO STREAM BUFFERS OR 100 -YEAR FLOODPLAIN LIMITS ON THE SUBJECT PARCEL, PER FEMA MAP 51003CO229D, FEBRUARY 4, 2005. LAND AREAS.• �F I OPEN SPA CE: 0.88 AC. (259) LOTS 1.97 AC. (6 09) ROW DEDICA 770N: 0.50 AC. (159) , EXISTING CEMETERY \ W Q 0,� B� DB /PG: 2051/003 T���oa, : (P) 20' PUBLfC UTILITY EASEMENT« �� SINGLE FAMILY 1 o \ A EXISTING PATHWAY \ \ j 1 LOT 13 Oq TO B REPLACED WITH PROP O" D \ \ �� 6,362 SF DEVELOPMENT \ \ P POSEDAREA ), 1� TMP: 062FO -00 -00 -27900 O \ P / Y OWNER SdUIRES, JAN OR DEBORAH Sheet List Table Sheet Number Sheet Title 1 OVERALL LAYOUT PLAN 2 EX. CONDITIONS AND DEMOLITION 3 GRADING, SWM, NOTES & DETAILS �Uj z L i.l<. o U is a . ,OF WOODLAND \ ADDRESS: 2038 SHEPHERDS RIDGE ROAD \ C6\ \ „� \ o.36ACRES :'':'::'. f^ CHARLOTTESVILLE, VA 22901 GENERAL NOTES: V ACREAGE: 0.4580 Ac 1. IMPERVIOUS AREA: /'ZONING: R-4 c % i ROADWAY =13936 SF (0.32 AC) o \ \ / LOT SF //: � > ��� ' DB /PG: 3856/115 a \ - / / SIDEWALK /DRIVEWAYS = 12 612 SF 0.2 AC Lr) �•:.. ::... :•:•.: l / �: �• , SINGLE FAMILY � ( 9 ) Ln rq \ � 2 \ :.::•: :::::: :: �: � j � ' B U I L D I N G S = 26,941 SF (o.62 AC) l r 2. ITE TRIP GENERATION: TRAFFIC IMPACT NUMBERS ARE BASED ON THE 174 r1n o \ \ ITE TRIP GENERATION MANUAL, 8TH EDITION. CODES 230 WERE USED "' 00 �. 0 j � FOR THE DEVELOPMENT LOT 11 /Sfi s' 5; \� EXISTING ACSA PROPOSED 14 DWELLING UNITS 6,367 SF. SIDE WATERLINE ADT RATE - 5.86 VPD PER DU = 82 ADT (41 ENTER141 EXIT) SETBACK AM PEAK RATE - 0.44 VPH PER DU = 6 VPH (1 ENTER /5 EXIT) \ ` PROPOSED P) 20' PUBLIC UTILITY EASEMENT o f• R a _ o \ \ io'ASPHALT PATHWAY° / PM PEAK RATE - 0.52 VPH PER DU - 7 VPH (5 ENTER /2 EXIT) / 3. THIS SITE CONTAINS NO MANMADE OR PRESERVED SLOPES. \\ + PHASE LINE f i , 4 ALL TRASH SHALL BE COLLETED BY A DRIVING DUMPSTER SERVICE - 0 LOT 6 EACH LOT SHALL HAVE AN INDIVIDUAL TRASH CONTAINER. \� PHASE 1 �~ W 5. NO ON STREET LIGHTING IS PROPOSED WITH THIS PLAN. ~" (P) .z EMERGENCY % (y) - \\ _ 2 ACCESS BOLLARDS Q \ 6. THIS PROPERTY IS NOT LOCATED WITHIN A DAM INUNDATION ZONE. 7. NO RETAINING WALLS ARE PROPOSED WITH THIS PLAN. M L 0 I LOT S c-�•� �.�QJ -j �✓ \ \ ,103 "��ym / o \ ao' 655' EAR \ dl O Q "11 � • ._.,.__.._... - .:- SETBACK -.. sJ• ,, .: PORTION OF TMP a l iJ` v TMP: 06100- 00 -00- 15500 , 062FO- 00- 00 -000E1 OWNER: CHURCH OF GOD, HENRY & \ \ f m fr'`r HAROLD HAGA TRUSTEtS , \ I 0 ADDRESS: 1025 E RIO ROAD 1 s' 0- CHARLOTTESVILLE, VA 22901 ` LOT 'p TMP: 06'2FO -0o -00 -31300 � Q gg ` ACREAGE: 6.9100 AC % \ ,, 6 4 ' OWNER: Sr*ALLINGS, WARREN OR VIRGINIA m i ^' T i` ZONING: COMMERCIAL OFFICE \i I b 65' o. RESS: 033 SHEPHERDS RIDGE ROAD e(` ` V c ' ��g ~� CHARLOTTESVILLE, VA 22901 O 0 f' DB /PG: 1134/635 �° + ACREAGE:03890 Ac sa+drl y ° ` ZO CHURCH n NING: R -4`' o Y 1 N (P)CG -12 (P) CG-2 B /PG 73/382 �, LE FAMILY II CV o i + CLARENDON.•AL Y � t :. , , •: . AT 1''H`.• $ � v I �o ......_.__t W ;>!�fitri; %/ x a a �._ _ o EXISTING NON - EXCLUSIVE EASEMENT P . _..- �b Y FOR ILO �✓ - Tom.. ' .a TO CHURCH I F- -- :� DB.RI478�PG6z6A TMP: 06100 -00 -00 -16400 EXISTING ENTRANCE�� T313 aP,3 W PROPOSED OWNER: SHEPHERD, VALERIE M i I (L)CG -12 ! ADDRESS y� : 26 CLIFTON TERRACE ° , ] ;i rs. . + ha. ..� 15' R/W (P) OFFSITE VAR WIDTH WEEHAWKEN, NJ 07086 , t.., DEDICATION ACCESS EASEMENT ACREAGE: 4.2780 AC u ..y a _3 , s.�. ZONING: R -4 s > a LOT 7 -OR EMERGENCY A PROP ED i`I 7,942 SF �_ ACCESS DB /PG: 1880/102 GRAPHIC SCALE a i" 6 PLA IIING I { " SINGLE FAMILY / I STRIP 65 x 0 20 40 60 W 160 o a 122' OP B i U O s. 4869 SF q i LOT 6 °_ ( IN FEET) ! ti PROPOSED65 t 1 1 inch = 40 ft. LU io' ASPHALT PATHWAY PAVED PARKING AND CIRCULATION LANDSCAPING CALC J 0 122• - ; + REQ: 59 OF 11,500 SF AREA (575 SF) ° S. PROPOSED PROV 5 QP ALONG PARKING SPACES 5 *419 =2095 SF L' (P) SANITARY SEWER PROP ( ) 0� PERMEABLE PAVERS D o� N T ,. o- LEVEL I IN ALLEY AND TREE CANOPY REQUIREMENT w LO 5 M z v I s 6,310 SF PARKING AREAS (TYP'.) REQ.' 209 OF 3.35 AC (0.67 AC > I, w� + F oNr 65' (P)WATERLTN SEE SHEET 3 Y w x �) SETBACK + PROV.•EXISTING TREE PRESERVATION (0.36 AC) + PROPOSED TREES (.32 AC) =0.68 AC O c,-j�� TMP: 0610- 00 -00- 015480 z - - -- _� (P)WATER NOTE: THE LANDCAPING AND SCREENING REQURIREMENT OF SEC77ON 327.9 WILL BE SATISFIED''', � � a OWNER: WINDMILL VENTURES, LLC -� -- { s' - 116, LATERAL WITH THE LANDSCAPING PLAN OF THE FINAL SITE PLAN. - o ADDRESS: 535 FOXDALE LANE x SIDE ,y CHARLOTTESVILLE, VA 2203 I SETBACK ACREAGE: 1.9260 AC o C / ^) z ZONING: R -4 I REAR / `/ w - DB /PG: 4505/218 �°� SETBACK I . t + ( S ARED DRIVEWA . ,� (P) 20' PUBLIC UTILITY EASEMENT SINGLE FAMILY Plant Legend Z w z � FOR LOTS 3 & tt. � �� ! � PRELIMINARY PLANT SCHEDULE SYM BOTANICAL COMMON NAME II CANOPY (sq TOTAL SITE QUANTITY COVERAGE (sfl TREES QP QUERCUS PALUSTRIS PIN OAK 21/2-1-cal. 419 1 33 13,827 TOTAL CANOPY J 0 JE- W 13,827 _ SIDE ;SETBACK QP .� (P) ACCESS DRIVEWAY OF LOT 3 EASEMENT SHARED n S DE LOT 4 CROSSING LOT 2 SE BACK 8,211 SF LOT 3 LOT 2 i �F I 5, 5;014 S 6F S,ogs SF LOT 1 - -- 65' 6,636 ,3'6 F. S 65 ' PRELIMINARY PLANT SCHEDULE SYM BOTANICAL COMMON NAME SIZE CANOPY (sq TOTAL SITE QUANTITY COVERAGE (sfl TREES QP QUERCUS PALUSTRIS PIN OAK 21/2-1-cal. 419 1 33 13,827 TOTAL CANOPY J 0 JE- W 13,827 LL 1 i I � •� i IE Q U x 40 40' r Y 40` ROADS I'vi 0 Q) I + \ Y o W . ) r EXISTING CULVERT ... _�... EARTH DITCH CULVERT � L I � � 49 I___ DRIVEWAY CULVERT O + (n _ a M © p c I.; _ - - DROP INLET &STRUCTURE NO. N � c + BENCH MARK ER + v (, _._. + w I- - - -7-.. _ _ l • CURB w U UJI (P) 29 OP CURB & GU TIER - - - - - CLEARING LIMITS �. = 0 (P) 5" S/W (TYP). RIO .ROAD (STATE ROUTE 631) PROPOSED PAVEMENT � VDOT STANDARD STOP SIGN JOB NO. � VAR WIDTH ROW PUBLIC ROAD PROPOSED PERM PAVERS - - - -200- - - - EXIS77NG CONTOUR 142101 = 40 MPH SPEED LIMIT ^ ^^ PROPOSED CONTOUR Uj W � LL V) z J U) 0 _! o T J 0 JE- W LL 1 i I � •� i IE Q U x 40 40' r Y 40` ROADS I'vi 0 Q) I + \ Y o W . ) r EXISTING CULVERT ... _�... EARTH DITCH CULVERT � L I � � 49 I___ DRIVEWAY CULVERT O + (n _ a M © p c I.; _ - - DROP INLET &STRUCTURE NO. N � c + BENCH MARK ER + v (, _._. + w I- - - -7-.. _ _ l • CURB w U UJI (P) 29 OP CURB & GU TIER - - - - - CLEARING LIMITS �. = 0 (P) 5" S/W (TYP). RIO .ROAD (STATE ROUTE 631) PROPOSED PAVEMENT � VDOT STANDARD STOP SIGN JOB NO. � VAR WIDTH ROW PUBLIC ROAD PROPOSED PERM PAVERS - - - -200- - - - EXIS77NG CONTOUR 142101 = 40 MPH SPEED LIMIT ^ ^^ PROPOSED CONTOUR _ __ -" E IS SHEET -1-111 �� - ATCHL N T T - — �' \. . WA - - -__ - �'�-- �` TM P: 062FO -00 -00 -28200 _._ - - 6g 06° � t OWNER: FERRO, DHIMITER OR TEFTA I - -- -. 11 - \ w, t _OR ENTON FERRO �� _ - v''l.. ` ',t ADDRESS: 302 SHEPHERDS RIDGE CIRCLE -�� P<_ J� t ;I ��, CHARLOTTESVILLE, VA 22901 ��y4 - - -, L � a I 1 �� ACREAGE: 0.3 10 AC �, f _ ,`� `, - � ��� r �� ,, '\ 7 _ A �. > DB`�P�• FAMILY t� �, �v %37 s ', -. \ . . I I" 4 � , � t - t v 4 r- I ". I TMP: 062E0 00- 00 -000D2 " r , V ` � r ' , ��,�` E I �� �� dr OWNER: ROBERT HAUSER HOMES, INC i `cQ ADDRESS: 2421 IVY ROAD \ `\ f s \ ;C s ' '.1 EX'•3 \AS>PI�IP LT /�d'H \ �� '` s CHARLOTTESVILLE, VA 22903 11 I EX SANITARY SEWER \ zi r `¢ I - °lamb 'o 0 AC � '� 2 4 `•. ", ZONING: R-4 1I \ /.\ rT `- - - ti �. A '. a✓ (' 6\ DB/PG: 1880/108 /J `y ,, v :,, i � .v �l ��;'''� " � PRIVATELY OWNED OPEN SPACE r r �. �;+ , r \ b r -�. l� r \ e \ - �Sl R - DEPRRS DGE 11 11 I R ,R \ l � '' / , WA 1" � - I I ' t- .. I \ , ", \ `,' r _ _ - ; �, �� \ / , w -,. _ x �_ -_ - = _� � , I \ , 't {� , l \ `,. __ � ,, ° 1 TJI - RIAN PATH EASEMENT _. 1 , - ``� `« �� ` EX NT �� �� B X85 PG 7 -� \` + � - / / " \ ', \ - -._� �\ ' ! TMP: 062F0 -00 -00 -28100 �'_ ti ,� ��� ��� ti ', E�C3'ASPHALTPATH TMP: 062FO -00 -00 -28000 \'' \ y \ ��{ !��" OWNER: RYCHCIK KENT LIVING TRUST OWNE CANNON, JAMES OR BETTY \ R ' ' AV` �_ ADDRESS: 2050 SHEPHERDS RIDGE ROAD ADDR =SS:Q44 SHEPHERDS RIDGE ROAD ." \ _ \ .., \< �\" r -_ - CHARLOTTESVILLE, VA 22901 = fit. ll� r CHARLOTTES E CHARLOTTESVILLE, VA 22901 ACREAGE: 0.3770 AC " " - \ \',° ` �-",, v � ACREAGE: 0.45 ,0 AC ___ �: __._ - -_ - -_ :` h \, E�CI TINGTREELIKE `�C�i..,. ,.', i ZONING: R -4 ZO,,NING: R -,4 11 DB PG: 3891 222 f� \� PORYtONTC)BE ^.,- VACANT RESIDENTIAL LANDLPG ,262217 - 10 \ PRESERVES. C'� SINGLE /rAMILY 11 ,.� \ CS _ "� ` �, �� G� � _ - A� TMP: 062F0- 00- 00..000E1�, \.. r v, a //. s,. ;, \,-: rs` '\ ``, \ \- // `Lp `� r OWNER: ROBERT HAUSER HOMES, INC \ \ I \ `, � // '`D1' � ��;` I ADDRESS: 2421 IVY ROAD, \ V � w ,, L/i S CHARLOTTESVILL , VA 22903 < \ �; `/ // L, �, ., - --y `., ACREAGE: 1.20 0 AC �' \A \ r �o ��� �_ <: :a �` ZONING: R -4 t ti Z/ -1`` .. �� \ \1 \ \ 'z 0,' �_ V \ ,�� DB�PG: 2051 /003 ,f r -'� \ � ' A SINGLE FAMILY 6�, O \ �� � �, �Q 11 \ ' \\ \ 4 . G) QQ F`Q _ 6g �� , _ ;_� w 4✓ -� �,, ; r' � I ,' V O� .. : I d EX 5' PEDESTRIAN PATH EASEMENT f t '� 11 " -_ `� I�B z85 PG 1\ \ '� _ -_._ � ? TMP: 05i2FO -00 -00 -27900 ` \ \ \' \ \ '_, , - OWNER: . SiUIRES, JAN OR DEBORAH 1. ` `\ \ s \. _ t ADDRE�: 20138 SHEPHERDS RIDGE ROAD 11 �� \ �` \ ���� . - /,? , 1 r "� t CHARLOTTESVILLE, VA 22901 , J ' n_ ` 0 A ___ ___" _ _, ;'�" ,ACREAGE: C - �. \ �\ , ' �, � \< - - ZONING: R -48 \ �r 11 \ ' 6�1 DB PG 38 15 r ��- r_ ° /r SINGLE FAMILY -- \ \ Y }> 17 \ \ - � 5 35 3 E S 37° 1'4°47" E , 183.87' \• r `� ��41 , _, `.- — - - - -- -- _ � ,r �o `- \ �` 'S:32�- _.,.._ S 1�= A ��� EXISTING EMERGENCY ACCESSWAY � 11 `` 1�. \ -1, �� , _ - �% SHALL BE WIDENED to zo' E /P -E/P i \ / T � ,t e _s, �- '1, \ �� EXISTING DRIVEWAY r �` A!' \ V � i i `� ;.1 SHALL TIE INTO \ �,- NEW WIDEN _a � r \ L , (I °{ 1 EMERGENCY ACCESSWAY i I _l _ \\ I G_ 1 -- A , `\, � i ED jay y � - , �- : I / E - - \`� E N � - rN `% " ` t. e \ - t' c �� O\� �� _ I _. r i ; , I �, \ �. / �-`` \ •f } ; D \ i ,� pia° _, �� i s .- , , l,_. .. �, .\ 4 - F y 1 ".` ;'\ // O �� ;� ' \t.,.`?„ -,•L ice..- ,- �n�"_- �_-,o .__.._.. —_ Yl _ � •... �' ,� - x c 11 ,a p"l° ....i ,` r t , // N C c __ \ -._, _.__._ " PO 0 -TMP I i , ` t `. 062F0- 00 -00' 01. E1 -1 11, \ EXISTIl1JG CG z OA TMP: 06100 -00 -00- 15500 + ` :-_ ' 's, // ,` / OWNER: CHURCH OF GOD; HENRY & =' I ` \ L �' ` �-.._" , - i ''4 '; _� EXISTING DRIVEWAY ENTRANCE\, � '` - " "- - '' 1 "~ ~' HAROLD HAGA TRUSTEES r!, ; t "I EXISTINGTREELIN ' TO BE REMOVED', PORTION TO BE ADDRESS: 1025 E RIO ROAD , `" �a_ _.. ,..� CHARLOTTESVILLE, VA 2 =29fl ',,i; � \ �° � PRESERVED ; `�� TMP: oe;2FO- oo -o0- 313100 �: I 'l OWNER: SITALLINGS, WARREN OR VIRGINIA `? Y ACREAGE: 6.9100 AC ,f \ ' , r �,, _______ n� RESS: 2033 SHEPHERDS RIDGE ROAD ./ ; ZONING: COMMERCIAL OFFICE � DR��- r -', .1 11 HARLOTTESVILLE, VA 22901 - t ' > DB�PG: 1134 635 4 r i:'�� � �A 0_ \ i G- AcREAGE:�a ga�o AC \`fi / CHURCH! I �> ', �' D ZONING: 1, i /, , `t f - , -.G B /PG: 3873/382 °' LE FA , 1 fr r 7 x. ,` .. 'r.� 5 T t � s 1 \ „ I 7 -- -_ N { �" ''� " j II �' �I _ - 'r r EXISTING ENTRANCE E � , EXISTING EMERGENCY ACCESSWAY S G C _ f�� ... - ,' _._.� -- { ( SHALL BE WIDENED to zo' E /P -E /P TMP: 06100 �00 -0Q -16400 _ - TO CHURCH r ( r - \ AND REROUTED THROUGH SITE OWNER: SHEPHERD, VALERIE`M 11 , .._.." s _.,._..,. ( } r'' ( ADDRESS NJ 07086 r: ; i,. ACREAGE: 4.2780 WONT TERRACE / !'�� HED 7 PORTION OF GRAVEL ZONING: R -4 -- >` l,, 1 , EXISTING GR DB /PG: 1880/102 _, - 1 (C; DRIVE TO BEA I EX1z "DIP I ! f �' I SINGLE FAMILY WATER LINE I ( " - et DEMOLISHED r ' f `�-_ -_ r �� �' _ .._- -- _. w ' '� ,r q r ` -a I � N 00 j �' i o CARPORT 'r __ _ i 11 , , , • i ( i '� ( �� rte\ Ix V J y' `, It .5 0 W ° WI n �., N 1 +� N w Z �, � H Efi� ,� E ) h 't r fi o' EMERGENCY AC E WAY W � I C SS ' -1 �'',. �� � TO BE VACATED WITH RELOCATION OF 1 W � _.,_, ' x I �'` _ _� I 0 w EMERGENCY ACCESS ROUTE THROUGH SITE — __ I t _ -- ," �� ; - DB. 2051 PG o03 4 _` ' I "' W o I v( EXISTING CG -z - ,,...�- W � I ' ,.- ,"_,',,�' : c� - ... 6XISTlNG GRAVEL - > I TMP: 0610- 00 -00- 01541303 „ I ; (LEVEL 2) DRY SWALE 'A' DESIGN & REQUIREMENTS: Treatment Volume (Per VRRM Calculations) 3,293 cf *Minimum Surface Area Required (Tv *1.1 /Storage Depth 2,064 sf t Surface Area Provided 2,918 sf X \► ` i *36" Mix at 25% porosity; 3" pea gravel at 2% porosity & 12" of ponding at 100% porosity `T STORMWATER MANAGEMENT FACILITY GRADING (S SHOWN) k. 1 r ti STOKMWA I tK NAKKA 1 lVt SHEET FLOW Tc=0.2vq, s. , \ :a CONC. FL W' Tc =b, h . ` \, 41 ` CHANNEL FLOW Tc =b 0 STORMWA TER RUNOFF SHALL BE TREATED ON —SITE THROUGH THE USE OF PERMEABLE PAVERS, A LEVEL 11 DRY SWALE, AND FINAL Tc =031 Errs. `'' AN EXISTING LEVEL l WET POND. THE DRY SWALE IS DESIGNED TO TREAT RUNOFF FROM THE PROPOSED? DEVELOPMENT AND >,1 OVERLAND DRAINAGE IMMEDIATELY UPLAND OF THE PROJECT. RUNOFF REDUCTION WILL BE PROVIDED BY THE PERMEABLE PAVEMENT AND DRY SWALE, AND ADDITIONAL STORMWA TER DETENTION FOR THE PROPOSED DEVELOPMENT WILL BE PROVIDED BY THE EXISTING DUNLORA POND (WET POND). e , FINAL DRY SWALE LANDSCAPING TO BE DETERMINED WITH THE FINAL SITE PLAN. v t✓ DA #A F 'LOW,, ,PATHv- , � - � � ��" � - � ��\ ��y�, k \ 7 -, , \ SHEET FLOW Tc- 0.25,h f �"c�� i , \©; �\ - - Juno 4 CONC. FLO TM.Ok h . : R Virginia Runoff Reduction New Development Worksheot J 20 \., � CHANNEL FLOW Tc =4r FINAL Tc =0.26 spy ti l Site Data Summary DA #A Total Rainfall 43 inches f 1.73 ac o Site Land C*ver Summary CN=87 1 t r Facility Post Development Treatment Volume jft3 Elevation Contours, Volume (ft) Total (sf) (cf) 472 2,918 0 473 3,705 3,304 474 4,516 7,407 STOKMWA I tK NAKKA 1 lVt SHEET FLOW Tc=0.2vq, s. , \ :a CONC. FL W' Tc =b, h . ` \, 41 ` CHANNEL FLOW Tc =b 0 STORMWA TER RUNOFF SHALL BE TREATED ON —SITE THROUGH THE USE OF PERMEABLE PAVERS, A LEVEL 11 DRY SWALE, AND FINAL Tc =031 Errs. `'' AN EXISTING LEVEL l WET POND. THE DRY SWALE IS DESIGNED TO TREAT RUNOFF FROM THE PROPOSED? DEVELOPMENT AND >,1 OVERLAND DRAINAGE IMMEDIATELY UPLAND OF THE PROJECT. RUNOFF REDUCTION WILL BE PROVIDED BY THE PERMEABLE PAVEMENT AND DRY SWALE, AND ADDITIONAL STORMWA TER DETENTION FOR THE PROPOSED DEVELOPMENT WILL BE PROVIDED BY THE EXISTING DUNLORA POND (WET POND). e , FINAL DRY SWALE LANDSCAPING TO BE DETERMINED WITH THE FINAL SITE PLAN. v t✓ DA #A F 'LOW,, ,PATHv- , � - � � ��" � - � ��\ ��y�, k \ 7 -, , \ SHEET FLOW Tc- 0.25,h f �"c�� i , \©; �\ - - Juno 4 CONC. FLO TM.Ok h . : R Virginia Runoff Reduction New Development Worksheot J 20 \., � CHANNEL FLOW Tc =4r FINAL Tc =0.26 spy ti l Site Data Summary DA #A Total Rainfall 43 inches f 1.73 ac o Site Land C*ver Summary CN=87 1 t r Site Ru 0,45 Post Development Treatment Volume jft3 6268 Pest Development TP Load (lb /yr) 3.94 Forest ! fill +IY 235 ! 1n37 Remaining Phosphorous Load Reduction (Lis yr; Required ,Lr O V Z z O o o z Z 2 —) O U Site Ru 0,45 Post Development Treatment Volume jft3 6268 Pest Development TP Load (lb /yr) 3.94 Post Dtvelo meat Tip Load (11s jyrj 28.17 Tatal TP ruad Reduction Required (lb /yr) 235 " S , " t , f i r. t Ni. , f,. I Total Runoff Volume Reduction (ft ,) 2395 Total TP Load Reduction Achieved (Ib /yr) 3 Total TN Load Reduction Achieved (Ila 1 Z w 19.72 A lusted Post Deve tspment TP Loa yr ! 1n37 Remaining Phosphorous Load Reduction (Lis yr; Required ,Lr , 4, Drainage Area Summary al RAPHIC SC E Dr'alna a Area Compliance Summary `,, �� ` � � L � / � 01 k � j%50 15 30 60 \ w� l J Q V) ~ TP ... Z w ® z ! WITTA D U-) O V Z z O o o z Z 2 —) O U al RAPHIC SC E Dr'alna a Area Compliance Summary `,, �� ` � � L � / � 01 k � j%50 15 30 60 \ w� l J Q V) ~ TP ... Z w ® z ! \• ON IN FEET , :i 1 inch = 30 ft. _ 1 (� t � 41AU � 1 SCOTT R. COLLINSZ No. 35791 ,11 ZONAL N _M Ln 00 J Q V) ~ Z w z D U-) O V Z z O o o z Z 2 —) O U LLJ w Uj N Q w LU Z w ce N _M Ln 00