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HomeMy WebLinkAboutSUB200300008 Plan - Approved Erosion Control Plan 2003-03-241HIGEIMS AT IRCIEW RMR MATCHUNE THIS SHEET FPES1DLjE_ TO TMP 57-29E R rE. 24n MAGNETIC SECTION 2-13 AX_L�-,�� EL A TMP _j WHITEHALL MAGISTERIAL DISTRICT MERIDIAN 56--s2 g" `� .s ALBEMARLE COUNM MRGINIA RESIDUE RES Gf��7 0 25 50 100 8 PLIANCE) 20' DRAINAEASEM i NOTES: FIRM WIA N, M I MAI INED AT TOP LL W> TIM I FOOT B SCALE IN FEET OF ao� /TMP 1. ALL ROADS WILL BE DEDICATED 10 PUBLIC USE. VICINITY MAP SLQ P AND CONTAIN RUN BY DIRECTING TARY SEWER 2. A FEMA FLOOD PLAIN DOES NOT EXIST ON THIS PLAT, TO 2jat- tiiY� 3. WATER AND SANITARY SEWER SERVICES ARE IN THE I MOgT` • TO PnRARY CH S TEM P SCALE: 1"=2000' EDI 'SIN. EASEMENT QW! KE P, JURSDCTIONAL AREA OF THE ALBEMARLE COUNTY HE RIVER LAND TRUST SERVICE AUTHORITY (ACSA) A HUNTER CRAIG, TRUSTEE 4. THE STORM WATER WILL BE MANAGED BY A SEDIMENT 338 RIC) ROAD WEST BASIN AND THEN DIRECTED TOWARD THE REGIONAL L , OT19 CHARLOTTESVILLE, VA. 22901 CONTROL FACILITY (THE EPA LICKINGHOLE DAM AND _3 STILLING POND), THE ENTIRE SECTION 2-B WILL. BE _IT)�X MAP 57 - 296 MUM11ALAL EP SERVED BY THESE FACILITIES. ': 5 PART OF TAX MAP 57A- 001"-A 5. ALL GRADING WILL BE DONE AS PART OF THE LEGAL REFERENCES D EU1070 P42 ROAD CONSTRUCTION,4'49acrso PHASE I -A D�13.1176 P�345 6. ALL ENTRANCES EXCEPT FOR THE APPROVED CONSTRUCTION PHASE 1 D.B.1243 P,591 ENTRANCE SHALL BE BLOCKED IN SUCH A MANNER AS TO D.B.1247 P.71 PRE -DE LOPMENT I NOT ALLOW ACCESS TO THE SITE. 10 0' EAM BUFFE. ALBEMARLE COUNTY SERVICE AUTHORITY PHASE 2-A 352 2.57 7. THE DEVELOPER SHALL RESERVE. THE RIGHT TO INSTALL, Q. B: 519 P. 341 PHASE I -C D.B.1598 P,418 MAINTAIN, REMOVE AND STABILIZE ALL EROSION CONTROL 078. 397 P. 153 (PLAT) OPEN SPACE D.B.1227 2.153 PHASE 1-13 -Ij 01,71 MEASURES REQUIRED BY THIS PLAN REGARDLESS OF THE ft ZONED: LIGHT INDUSTRIAL D.B.�598 2.390 PHASE I -C ft 9", SALE OF ANY LOT, 2 USE: WATER TREA­FMENT PLANT D.B.590 P.390 PHASE -D D.B,1598 P.390 PHASE 2-B ZONING: PROPERTY JS ZONED R-4 (ZMA 89- 43'0 06) 3 'o. 0. 12 PROPOSED OPEN SPACE f,ALCUATiON: GO, I r SECTION 2-8 WILL BE USED FOR TOTAL LOT ACREAGE = 63,9271 ACRES IN t--iiO 20 SINGLE FAMILY ATTACHED DWELLINGS 25% OF 63.9271 ACRES 15.9818 ACRES (REOU RED) 58 & #18 OPEN SPACE PROVIDED 21.2405 ACRES (OK) S•) T BENCH MARKLDAPUNkc SLAT 8T*18,bb 0 BENCHMARK IS LOCATED IN FROM OF STATEMENT: :L 3R=779,0 THIS IS TO CERTIFY THAT 20% OF THE OPEN SPACE SB 154.33' U) WATER TOWER ON SOUTH ISE OF it STATE ROUTE 240. A BRASS DISC IS ON SLOPES LESS THAN 25%> jl; T,94,1�3, C IN CONIC. U.S,G.S. ELEV-641.08 OPEN SPACE PROVIDED 1� 11�62­__ fl, 2,57 sq, ul COMPLIANCE) G OPEN SPA 2 61 ACRES 56, SMALL MINIM GREATER THAN 25% = 1.27 ACRES 0.26 acres UM 1 FOOT BERM WILL BE *, MAINTAINED AT TOPS OF ALL CLJT AND Ef­t,­_­ TOPOGR,kPHY 0.80 X 2.61 = 2.09 ACRES ',R8'27 --E, TOPOGRAPHIC MAPPING PROVIDEDD BY THEREFORE 1.27 IS LESS THAN 2.09 ACRES (OK) S SLOPES AND CONTAIN' RUN­OF�_�)­I`OP CTING, L52�i -LS TOWARD TEMPORARY CHANNI_ lU TEMPORARY JAMES BELL. MINERAL, VIRGINIA _ND � NIL 1 1, 0 L T94 L��[N' BASIN. �1 PROFFERS: f7MAD9--06' �Mp L� FLI T 70, 0 - ------ 8,266.6 AND SURVEYING:1. INSTALL A DIVIDED ROAD ENTRANCE FROM RT. 240 10 THE f a L ROGER RAY & ASSOCIATES CHARLOTTESVILLE, VIRGINIA FIRST OFF-ROAD WITHIN THE SUBDIVISION. 0 2. DWELLING UNITS LIMITED TO 350�tl L 0 o') SEDIMF NIT TRAP NO. I fRELINIINARY PLAT PREPARATION:s�z a L0`1 al /' ____ / TOP: WIDTH -46' LENGTH= -76' THIS DOCUMENT WAS PREPARED BY -KURT M. GLOECKNER PROFESSIONAL ENGINEER 7,439. ItS PROFESSIONAL LAND SURVEYOR 0.171 L I ! I D: E 92 _T1 as, BUILDING SETBACKS: DOTTOM. WIDTH -3u' LElq,TH= 60' FRONT SETBACK 25' DENOTES CRITICAL SLOPES •_j DEPTH- 4 SIDE SETBACK 10' REAR SETBACK 20' STORAGE=10,592 C.F. APPROVAL BLOCK ISO REQUIRED -10,313 C.F. Ei -4 1 6 "i oc; � ALBEMARLE COUNTY EROST7 ION CONTROL OFFICER DATE OIf it 7- .50'eq !�,­� T_lad ir, q goes, c LOTH 01 s- iri t 1�-- - I 20 11.82257 NOTES: LOTS �7 �I;LJI i) AT END OF PROJECT, TEMPORARY SEDIMEN BASIN WILL BE CLEANED OF SILT & SEED AND I OTin CONVERTED TO PERMANENT DETENTION BASIN 7,iiQ.21 q It 4 BY REMOVING PERFORATED 3" OFFICE AND 10 17 acres I < L T 190 - REPLACING WITH AN OPEN 18" ORIFICE. 0\ 10,5 q,ft. POST DEVELORMM�E,-, Ki 2) (MS -B COMPLIANCE) 100? STREAM FIER W - SMALL MINIMUM 1 FOOT BERM WILL BE IOT9, q, 04�'48 MAINTAINED AT TOPS OF ALL CUT AND FILL SLOPES AND CONTAIN RUN --OFF BY DIRECTING cares TOWARD TEMPORARY CHANNELS TO TEMPORARY SEDIMENT BASIN.036 C-:3`Q`2Pres 0 # A,1388 48 scft_'11� 5 MH A cy, M ok, Dbi, GO I Ek Z 0 N ED A A if TAX MAP 57A.4 R,(,Ff' Lo I END OF EXIST (22') )_22 -d'o 0.0 MDCHUMS RIVER RD (50' R s79 SX(', a R= 4�s 34.96 - I D N J/ P)KZONE , TO I& R�27 (MS, 8 NqE) 4� < SMALI MINIMUM 1. ILL BE AND SILL ? LA MAINTAINED LL OT 'J 0 AIN�R BY DIRECTING' NOTE: N 'c' SLOPES,AND I' WATER TAP WITH 1.5' H� [S-VARD C TO TEMPORAR DIAMETER IS REQUIRED ATTPNVVV• S 1i 1z WASH RACK LOCATION, PAVEMENT IS 10 BE 19'X7,0'+ V 1 1 4 \ ",I hi CONSTRUCTION ENTRANCE. CO CONSTRUCTION ENTRANCE A T TYPE 21A BASE STONE 3" SM -2A WASHING SURFACE 0 ISSUE S rjB� A , LOT,-?5- MATIFILI.-OF THIS SHEET 1._0" \ , 1 .oes 1EMP(PARY SEDIIIIIIIIII 7W ,V T356 ORIGINAL GROUND -NE-11IS SHEET C� ELEVATION TYPICAL DITCH DETAIL FOR All DRAINAGE EASEMENTS MAT N. F.S. IR P SOIL EROSION AND SEDIMENT CONTROL SYMBOLS GO CHECK DAM CE CONSTRUCTION ENTRANCE CRS= CONSTRUCTION ROAD STABILIZATION CID DUST CONTROL DO DIVERSION DIKE DV = DIVERSION [P INLET PROTECTION MU MULCH OR OUTLET PROTECTION PC PERMANENT SEEDING SO STREAM CROSSING 58 SEDIMENT EARN RE SILT FENCE ST SEDIMENT TRAP TO TOPSOIL TS = TEMPORARY SEEDING CLASS I RIP --RAP LENGTH (IN FEET)=1- 6 X DRAINAGE AREA (IN AC) DIVERSION -DiK;, GO rII��] 0 IT - COARSE AG'CREGATE ---.FILTER CLOTH EXCAVATED AREA ARSE .AGGREGATE. SHALL BE VDOT #3, -357 OR #5 GUW (PERSPECTIVE V" 41 0 it -j DRY YD./ACRE 1 0 - . 11 1 1 67 CU. Y 3, PROFILE SCALES SEDIMENT BASIN NO, 1 HORIZONTAL= 1"=60' 11, 7' VERTICAL O LOT37 CRO CN CONTROL 75oroo aq.ft. -7 ar* I FA LITY MILE, E INV. 0.17 acres Os E__ 0 MAX ,D IN &,AIA� WET INS AND SIZED AS R I FOu '78', 3"0", 71 a? 67 CU. YD./ACRE Fl� - ER /ORIGINAL GROUND ELEVATION .00, (EXCAVATED) 2.3' LOT38 5.00 sq,ft. 9 a., BOTTOM ARSE AGGREGATE. CLASS RIPRAP jj MIM SIMTON OF OUM 580 580 LEGEND IDITTS OF GRADING 7,765O (ALSO ECITINT & SCOPE OF WORK) 4 R SILT FENCE X -X -X -X -X- 570 570 Is `Vip LO 4" WIRE -X-X-X-X-X- 12*-36' RISER 52500 AqJ SILT FENCE es 0.19 acres Sapp VOLUMN=1363 C.Y. TOP OF RISER �� ZONED RA ELEV-556 0 DRAINAGE DIVIDE 560 560 RESIDUE = 55,9036 ACRES STORAGE ELEV-55-6.0 TOP OF D M,,= 559 L:7 EXISFING Cp-,- --- ____ I ,AG� 18 ORIFICE PROP,,)SED /59. MECHUM RIVER LAND TRUST TEMPORARY STONE 0.1- D.B. 1134 P. 77 CONSTRUCTION ENTRANCE (CEI IN RISER AT <, <, 550 -ELEV.=551,5 GRADE 550 'a INV ­5 1 55mo, CULVERT INIM PROTECTION CIP LOW FIT &P r28 -25,00 ca ft 4 4 -C'. NV=5- ES-2 CONSTRUCTIT70K RSON ROAD CRS STABEM ,-C-1 540540 IS . 50 1 a, S STORM DWI CP THIS INSTALLATION IS CRITtCAL INLET PROTECTION P LOT43 �Iz 7,750,00 q.fL 'SF ROCY CHECK DAMS (DD DUST CONTROL TRASH AND DEBRIS RACK CONFIGURATIONS 0.17 -as (IIC) FOR SEDIMENT ZDETENTION CONTROL STUCITURES "00" SEDDIENT BASIN C�)B NO. I OUTLET PROTECTION "'0 SP EMBANKMENT 54" CONCRETE HOOD AND -VORTEX PLATE LO 0 D �AF TOPSOVING 525. 0 q,ft� -AND TRASH RACK TONE CHECK OJ9 acres SAFETY FE PERMANENT SEEDING DAM BERM SF MULCHING Too 8C!{ OPS & 0MU DD 7- STEEL OR CONCRETE ---------- UTILM STREAM DIVrERSION DYU TEMPORARY CORNER POSTS 1-��GENTERLINE EMBANKMENT CROSSING I I I r 11 1 " 'i " LOT45 us PLAIN VIE 7,750.0,0 rq,fi, SILT TRAP 0%, N.T.S. 0.17 ac es 36" R.C.P. RISER 18,53,0 0 f on, (3,0� MANHOLE SECTIONS WITH O -RINGS) If a� LN'tr S !SEDIMENT I I'll I LOT46'_'E BASIN CAP ELEV. 5,54.7 (100 YEAR HIGH WATER ELEV.) L525.00 q,l 1,�� C)PIw,P 1 1, 0 V ELLv. 353.�93 CONVERT TO YR, HIGH WATER FLFV.)_ 18' R.C.P, (DETENTION OUTLET 18" ORIFICE o -6' DA, PERF. PIPE GENERAL EROSION AND SEDIMENT CONTROL NOTES BARREL ELEV. 551.5 90' m Bow LQT47 1. Unless otherwise indicated, oil vegetative and structural erosion and sediment control practices A will be constructed and maintained according to minimum standards Grid specifications of the DI . 1 -0 - 0 F ELEV. 550.0 1 vlrgnic Erosion and Sediment Control Handbook and Virginia Regulations VR 625 2 0 -ros,or, S71',53', And Sediment Control Regulations, �ctpp. 2. The pan approving outhorty must be notified one week p6or to the pre -construction conference, RIP -RAP STONE CHECK DAM SOLID ONE OVER PIPE FOOTING 1" TO 3" STONE OVER P) one week Prior to the commencement of land disturbing activity, and one week prior to the OR BASE RIP -RAP Lb T48 1 :3 flnal in sq.fL ospectlon 1 All erosion and sediment control measures are to bt, sicced prior to or as the first start in Gjq -,as clearing. -CRISER SECTION VIEW N, T. S. R=-9 �Gw 4 be mcon in -, the t A copy of the apa-ved! erosion one sedment control plan shall a. ed oi , 5i a at FOOTING all times, 5. Prior to commencing laid dabi,bing rict-ies in aieotI other ffico indicated or, these pions R--11311 6,9 R= -site borrow or waste areas), the contractor shall submit P ft., _15�6 i,,I,di,g, but not limited to, off eview ora upprovol be te 0 h plan as 3 5upplernemory erosion control plan to the owner fo� I EXISTING MANHOLE R .0 J.�z 1 6 authority. #5 he contractor is responsible for Installation of any additional erosion control measures necessauy prevent erosion and sedimentation as determined by the plan approving authority. S LOT 7All disturbing areas are to brain to approved sediment control measures at all times during land 304.7 0.0 cft. 'a L=420 disturbing activities and during site development until final stabilimbon is achieved. 8. During dewatering operations, water will be pumped into an apploved filtering device, 4E =ASHE LdewateringTO & FP_- 9. The contractor shall inspect oil erosion control measures perfoo,colly and after each runoff - no rainfall proal event, Any necessary repairs or cleanup to maintain He effectiveness of the 36B =HAYESVILLE LOAM �s erosion control devices shall be made immediately, 10, ffus plan dIlprovided for the implementation of erosion and sediment control measures only. < 78-43'1 -E T Mu 0 0 36C �HAYESVILLE LOAM NOTE: THE DEVELOPER SHALL RESERVE THE RIGHT TO INSTALL AND MAINTAIN ALL EROSION - T SF CONTROL MEASURES REQUIRED BY W`li.S PLAN REGARDLESS (IF THE SALE OF ANY LOTS. '10 37C3 =HAYESVILLE CLAY LOAM 20' OR NAGE NOTE: ADDITIONAL SILT FENCE BY BE REQUIRED DURING THE INITIAL LAND DISTURBANCES lk4l, r - AS DETERMINED BY THE ALBEMARLE COUNTY ENGINEERING DEPARTMENT"- T z NOTE MATTING MATERIAL WILL BE USED TO STABILIZE )ITCHES 37D3 =HAYESVILLE CLAY LOAM AS DETERMINED BY ALBS COUNTY ENGINEERING DEPARTMENT, HIGHIUNDS AT MECHUMS RIVER ALBEMARLE COUNTY, VIRGINIA EROSIO.N. CONTROL PLAN (n > > P, L ------- j A�? an 0 m Go z 'D 03a -Tj 0 C M 0 M HIGHIUNDS AT MECHUMS RIVER ALBEMARLE COUNTY, VIRGINIA EROSIO.N. CONTROL PLAN (n > > P, L ------- j