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HomeMy WebLinkAboutWPO200500044 Plan - Stormwater Stormwater Management Plan 2005-10-03ARC CHORD BEARIIgG CHORD J� CURVE DELTA RADIUS TANGENT T � C 1 I0°16'38" 373.46I 33.58' 66.99' S 1204_3' 18 E 66.90' ''�/ C2 77°2I r 03"----24.47 --__i\9_"i9' 33. 03' N 31005' 32"E 30.58' TC3 12037' 13" 373.46' LINE BEARING DISTANCE 41.30' 82.26' S 1016' 23"E 82.09' LI N69046'03"E 233•93` TOTAL DISTURBED AREA = 4. 8 ACRES L2 S 20014' 31" E 109.30' SOIL TYPES: ELIOA K LOAM , GLENELG LOAM AND HAZEL LOAM EXIS TING VEGE TA TION: APEA IS PRESENTL Y COVERED W1 TH DENSE GRA3SES, WEEDS, UNDERBRUSH ' PEDESTRIAN PA rH CF VARIOUS KINDS AND TREES OF VARIOUS SPECIES. THE IMPOR T/NG AND EXPOfTING OF MATERIALSa FROM THIS PROJEC T MUST BE FROM OR TO A SI T E Max. Cross Slops 2% 70Q/)(3THA T HAS A CURRENT APPPO VED ,S', O\IL EROSION - PLAN WI TH A CURRENT Bova 2 Aspho// Surface m - _ --, L/ 4„ Aggre. Bas a (.; - _ .. , I �\,\ �c ��, 1 rI //J' \ _ \ \ /, /, -~_4C __a. `- _ �_ /_ -__�-,11__�_\ \\ \\ f \ ` ,\ \\ \ \\ \ \ \ _ `0`b Q l// ///'// I `1 O ) - � — - \ , \ \ \ r r ) 111//o F ,o ` ~ . ` \ \ \ \ \, \ \ \ i \ \ \ \ i I // // I ' / / d `r O -9,p \\ �_ \ I-N\ 4 \\ \\\ `'\ ',, `�\ \\ \ \\ \\\ 1 I 1 /Il(�I, l/Ii{/�°o P '? ' `ST Oft \ \ ,\ \ \ / L(I ? S / for 49 s 0 � T� 41, - . S v �C & F /' - � .s NOTES BENDING BRANCH ROAD TO BE BUILT TO STATE STANDARDS AND DEDICATED TO PUBLIC USE. 17RAINAGE EASEMENT WHERE NECCESSARY WILL BE DED✓CATED TO PUBLIC USE. SEWER AND WATERLINE EASEMENTS WHERE REQUIRED WIL4' BE DEDICATED TO THE ALBEMARLE CIOUNTY SERV1 CE AUTHOR/ T Y. woo = CfxGXiXA I Qza r (/./)(D.$)(s.3)t12.21 = 5o.7cfs SAFETY fENL°E AROUND SED/MENT BASIN re r // m i n / W/rH A MINI MUM O/= TWO SIGNS So = I 6 SrA r/NG " DANGER QUICKSAND " . o , rroshrock Design High 72"Die. Crest of Riser Water Elev. 559.4 21 "Heights Elev. 358. 4 \ Dew oter i n g Or f /1r. a £lev. 356. 25, 4j 5 "Orfice r" rubiny ti 48. Conc.Riser Sedimon t C/eanout Point Elev. 35 4.50—''' 8 I TOP Of DAM I ELEV 361. 4 5'x 5' Antiseep Cc/h SITE TOTALS AND LAND USE DATA /VOTES OWNER/ DEVELOPER CHARLES W. HURT P.O. BOX 8 1 4 7 CHAR LOTTESViLLE , VI RG , N I A 2290 6 D. S. 1572 - 58 TOTAL SITE AREA : 9.064 ACRES PARCEL 2 8.432 ACRES PARCEL P-IA 0.632 ACRE PRESENT ZONING � II PROPOSED USE : SINGLE FAMILY CLUSTER DEVELOPMENT 8OUND'ARY SURVEY BY B AURREY HUF-FMAN FA ASSOC.LTD- * (_ -, . �yv \ , -� fi \ / s -' _:. l \\ \� _1 _�\ \\'\, \ \ \ \ \\ \\ \ \\ \ \ \ g\. I i t� 1rE i lllt''\\\�'O '.>3. ��/6, �I ToeofDom E/ev. 350- _ \ ` \ \ ` \ \ \ \ \ \ \ \ \ ) \ t / 1 1 t \ 1 1 i `c',p sr On.S J 2 6 ' 18 ' Ou 1 I e t 3 4 8 , a �. I 8 _. `\ _ \ \\ \. \\ \\ \ '/ \\ \ \ \ I l \\ `(W} I, \ i I i i I I I i O o/Y k, ,w -+ - ---� EC- 1 \ \ \ } \ \ \ \ ' 1 < \ /,. I i (I I / ^ "-4 so, d x /.5 Conc. 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E COUNTY t VIRGINIA CHARLOTTESVILLE, VIRGIN IA M A Y 209 2005 REV'I Si0NS JD ENGINEER COMMENTS Of 6- 09 LETTER 6-I3-0s — JD ENGINEER COMMENTS OF - 6- 24 LETTER I6-26-05 JD (ELIMINATE DOGHOUSEMH 6-29-06 ­T ------------ - --------- Shut 7 of 8 J Of x C x/ x A o�� = rl.11a'r��Jr8.3Jr12.�'� = 5R0.7cf: SAFE;'Y FEAVE A*ou" SE'Dl#E'Nr BASIN rr l/ min M'1 rH A MINIMUM of rwo S /G NS Sr,4r1NS " DANGER, VVICXSAND " 8' rr�rshtasc# roio v imm lJwfo H/v* 72110/0, crest of Riser tEttr E'ldr. 5.69.4 21'Height rier. 558' 4 EL E K 38J. 4 Odiiotdrin/drfi�trE,i►r. JJB.Y�,� 5 "Orf/cr ry bind 48 "Cdne.,# -- Sediment c/rdmwt Point E/dr. 554.50 Tor ntDom tier. 350® 8'x 1. 5' Conc. Bose Rises Embedded 6" Into Concrete 15A 5'x 5' Antiseep Colors 28, 24 " RCP 70' Lff 2. 88 % .rprAL Of"AINAGE AREA /1, , Ace. rou L YGrLI/ME nv'v. /835c.y. ZE T ' rV RAvf QE rtr' =8.2 S ft, �e 17 c. y. we r s rao,,osc YCJIGow Awo oro stof S L DrRY s ropisE rocwi mwtrxv ;8/8e.y. 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O 11 NEW CL EANOU T t11 IN V. 550.0 EXIST, 24" RCP 701 CS 2.86 % 80'- 4" SCHEDULE 40 PVC, PERFORATED W/ 114 " HOLES / ' ON CEN rER EACH I 'DEPTH - UNDERDRA/N GRAVEL WAY IN STAGGERED PATTERN AROUND //2 "- / WRAPPED IN FILTER FABRIC PIPE MINIMUM I % SLOPE NEW ANrl- VORTEX CAP New TOP OF BERM £LEV. 358.0 ELF V. 356 NFW /B'r RCP ELEV. 353 EXIST. 5'x5' ANTISEEP COLLARS NEW PERFORATED PIPE (SEE DETAIL ABOVE) 26 EXIST 24' 'CP 70' 2.86 % SEDIMENT IB A S I N CONVERSION TO BIOFILTER SAND DETENTION BASIN n t S O EXI S r. OUTLET 348 EC- I ELEV. 356 o� i\ 0�Q LOT / 0 1 A, e� LOT 9 ° 1 41 OPEN SPA G) d 0 LOT 8 c�F �, °7 r gNOUa r4 � 0 O a4 a ep � PFAF La l 4 ORgTE� o o 10 a � O 4 4 A OPEN SPACE "t KE Y w S C H E D U LE OF PLANTING M A T E R ! A L F O R B 1 0- F 1 L T E R BOTAN ICA L & MIN. CALIPER QUANTITY COMMON NAME SAMBUCUS CANADENSIS ELDERBE RR Y V IBURNUM DENTATUM ARROW- WOOD ILEX V ERT ICI LL A TA W INTERBERR Y I GAL. NURSERY STOCK 24 I GAL. NURSERY STOCK 22 i. GAL. 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