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HomeMy WebLinkAboutWPO202000055 Plan - VSMP 2021-10-19GENERAL NOTES OWNER: WHITE GABLES II LLC 912 MARSH LN CHARLOTTESVILLE,VA 22903 WHITE GABLES VSMP PLAN AMENDMENT ENGINEER: COLLINS ENGINEERING 200 GARRETT ST, SUITE K CHARLOTTESVILLE,VA 22902 (434)293-3719 TAX MAP NO.: 06000-00-00-02600 DB 2660 PG 218 TOTAL PROJECT AREA: TOTAL SITE AREA: 3.44 ACRES (PROJECT AREA: 2.28 ACRES) ZONING: C-O (COMMERCIAL OFFICE) WITH SPECIAL USE PERMIT ALLOWING RESIDENTIAL (MULTI -FAMILY) (SP-02-023). MANAGED SLOPES OVERLAY DISTRICT & ENTRANCE CORRIDOR OVERLAY DISTRICT TOPO & SURVEY: SURVEY PROVIDED BY ROGER RAY & ASSOC, INC. TOPOGRAPHY IS FIELD SURVEY PERFORMED BY ROGER RAY & ASSOC, INC. IN JANUARY, 2009 AND UPDATED IN FEBRUARY 2020. TOPO FIELD VERIFIED BY COLLINS ENGINEERING IN JULY 2020. DATUM: NAD83, NAVD 88 EXISTING TERRAIN: PROJECT AREA IS CURRENTLY A GRASS & WOODED AREA ADJACENT TO COMPLETED PHASES OF THE RESIDENTIAL NEIGHBORHOOD EXISTING DEVELOPMENT: (3) MULTI -FAMILY CONDOMINIUM BUILDINGS EACH WITH (10) DWELLING UNITS FOR A TOTAL OF 30 RESIDENTIAL UNITS PROPOSED: (3) MULTI -FAMILY CONDOMINIUM BUILDINGS EACH WITH (14) DWELLING UNITS FOR A TOTAL OF 42 RESIDENTIAL UNITS WITHIN THIS PHASE. DENSITY: TOTAL ALLOWABLE DENSITY PER REQUIREMENTS OF THE SPECIAL USE PERMIT IS 76 RESIDENTIAL DWELLING UNITS. CURRENTLY THERE IS 30 EXISTING RESIDENTIAL UNITS AND THIS PROJECT PROPOSES 42 RESIDENTIAL UNITS FOR A TOTAL OF 72 DWELLING UNITS ON THE SITE. WATER SUPPLY PROTECTION AREA: NOT APPLICABLE WITH THIS SITE PLAN AMENDMENT WATERSHED / WATER RESOURCE AREA: RIVANNA RIVER DRAINAGE BASIN DENSITY: NOT APPLICABLE WITH THIS SITE PLAN AMENDMENT GREENWAY DEDICATION: NONE WITH THIS SITE PLAN AMENDMENT BUILDING HEIGHTS: 60 FOOT HT MAXIMUM ALLOWED, 60' MAX. HT PROPOSED SETBACKS: SEE SHEETS 2, 3, AND 4 FOR THE EXISTING 50' REAR SETBACK, 30' FRONT SETBACK, AND 215' FRONT BUILDING SETBACK SUBDIVISION STREETS: EXISTING PRIVATE STREETS (PART OF THE OVERALL DEVELOPMENT) UTILITIES (WATER AND SEWER): COUNTY PUBLIC WATER AND SANITARY SEWER AGRICULTURAL/ FORESTAL DISTRICT: NONE LIGHTING: SEE LIGHTING PLAN PROVIDED WITH THIS SITE PLAN AMENDMENT. LIGHTING SHALL CONFORM TO ALBEMARLE COUNTY LIGHTING AND DARK SKY ORDINANCE. LANDSCAPING: A LANDSCAPING PLAN AS SHOWN HAS BEEN DESIGNED IN ACCORDANCE WITH ALBEMARLE COUNTY ORDINANCE SECTION 32.7.9. TRASH RECEPTACLES: EACH OF THE (3) BUILDINGS SHALL HAVE INTERNAL TRASH BINS WITH A PRIVATE TRASH SERVICE FOR COLLECTION. PHASING: THIS SITE SHALL BE DEVELOPED IN THREE PHASES, SEE PHASING PLAN SHEET 3. PHASE I - BUILDING II PHASE II - BUILDING IV PHASE III - BUILDING VI PARKING: PARKING REQUIRED: (2) SPACES PER RESIDENTIAL UNIT (ASSIGNED PARKING) + 1 SP/ 4 UNITS FOR GUEST PARKING 1. (30) EXISTING RESIDENTIAL UNITS = 60 REQUIRED PARKING SPACES 2.(42) PROPOSED RESIDENTIAL UNITS = 84 REQUIRED PARKING SPACES 3. GUEST PARKING REQUIRED = 72 UNITS x 1 SP/4 UNITS = 18 SPACES REQUIRED 3. COMMERCIAL OFFICE BUILDING/HOUSE = 4 SPACES REQUIRED TOTAL PARKING REQUIRED = 166 SPACES PARKING PROVIDED: 1. GARAGE PARKING SPACES = 147 SPACES 20 GARAGE SPACES PER BUILDING (PAVILION I, III, & V) = 60 SPACES 29 GARAGE SPACES PER BUILDING (PAVILION II, IV, & VI) = 87 SPACES (INC. 6 HAND. PARKING SPACES, PLUS (2) LOADING SPACES 12'x25') 2. ONSTREET PARALLEL PARKING SPACES = 26 SPACES TOTAL PARKING PROVIDED = 173 SPACES + (2) LOADING SPACES STREAM BUFFERS/FLOODPLAIN: NOT APPLICABLE WITH THIS SITE PLAN AMENDMENT RETAINING WALLS: (1) RETAINING WALL IS PROPOSED WITH THIS PLAN AMENDMENT, SEE GRADING SHEET FOR INFORMATION. RECREATION: NOT APPLICABLE WITH THIS SITE PLAN AMENDMENT LAND AREA (WITHIN 1.98 AC. LOD): PARKING AND TRAVELWAYS 0.30 AC. (15.2%) BUILDINGS: 0.81 AC. (40.9%) SIDEWALKS: 0.02 AC. ( 1.0%) TOTAL IMPERVIOUS AREA: 1.13 AC. LAWN/OPEN SPACE AREA: 0.85 AC. (42.9%) PAVED PARKING AND CIRCULATION AREA: 12,875 SF CRITICAL SLOPES: SEE EXISTING CONDITIONS FOR THE LOCATION OF THE MANAGED SLOPES ON THE PROPERTY. BURIAL SITES: NO CEMETERIES WERE FOUND DURING FIELD INVESTIGATION OF THE SITE WITHIN THE LIMITS OF THE PROJECT AREA. STORMWATER MANAGEMENT: A DRY STORMWATER MANAGEMENT DETENTION CELL AND DRY SWALES SHALL BE CONSTRUCTED AS SHOWN ON THE GRADING AND DRAINAGE PLAN. ADDITIONAL WATER QUALITY NUTRIENT CREDITS SHALL BE PURCHASED TO ACHIEVE THE NECESSARY REMOVAL RATES FOR THE DEVELOPMENT. CAVE: 1" = 50 r, (WP0202000055) SAMUEL MILLER DISTRICT ALBEMARLE COUNTY, VIRGINIA n n A � Eight Woods[ m n W ? 3 � Q Ln 'z,pa y�A' 250 4 F c' w 0 a 0 o i�c o VICINITY MAP SC�LE: 1" = 500' aC pa lediatric Associate - Of Chado... ' '�The Market !"y Rd -hBHlair x O ell, Z kn w SPECIAL PERMIT CONDITIONS O o_ 1. THE APPROVED FINAL SITE PLAN SHALL BE IN GENERAL ACCORD WITH THE CONCEPTUAL PLAN (JANUARY 10, 2003 REVISION) (THE "CONCEPTUAL PLAN") AND SPECIAL PERMIT JUSTIFICATION DATED APRIL 22, 2002. MODIFICATIONS TO THE DESIGN OF THE w INTERIOR LOOP ROAD, APPROVED BY THE DIRECTOR OF ENGINEERING AND PUBLIC WORKS TO ACCOMMODATE FIRE TRUCKS, \ SHALL BE DEEMED TO BE IN GENERAL ACCORD WITH THE CONCEPTUAL PLAN. 2. AS SHOWN ON THE CONCEPTUAL PLAN, NO NEW STRUCTURES SHALL BE LOCATED IN THE FRONT (SOUTHERN) PORTION OF THE \ LuPROPERTY. THERE SHALL BE A MINIMUM DISTANCE OF TWO HUNDRED FIFTEEN (215) FEET BETWEEN THE SOUTHERN -MOST STRUCTURE AND THE FRONT (SOUTHERN) PROPERTY LINE. /y 3. THE ENTRANCE ROAD SHOWN ON THE CONCEPTUAL PLAN SHALL BE CONSTRUCTED BY THE APPLICANT TO AN URBAN ROAD STANDARD FROM ITS JUNCTION WITH ROUTE 250 WEST TO THE INTERIOR LOOP, AND SHALL INCLUDE A SIDEWALK OR OTHER O6O APPROPRIATE PEDESTRIAN PATH, CONSTRUCTED TO A STANDARD ACCEPTABLE TO THE DEPARTMENTS OF PLANNING AND COMMUNITY DEVELOPMENT AND ENGINEERING AND PUBLIC WORKS, ALONG ONE SIDE CONNECTING THE INTERIOR LOOP TO THE /6\ PUBLIC SIDEWALK AT IVY ROAD. 0/� 4. ALL ROADS ON THE PROPERTY CONNECTING TO ADJACENT PROPERTIES AS SHOWN ON THE CONCEPTUAL PLAN SHALL BE 0 \ CONSTRUCTED BY THE APPLICANT TO AN URBAN SECTION STANDARD, WITH A MINIMUM WIDTH OF TWENTY (20) FEET, FINAL WIDTH TO BE DETERMINED AT THE TIME OF FINAL SITE PLAN APPROVAL BY THE DIRECTOR OF ENGINEERING AND PUBLIC WORKS. ALL ROADS CONNECTING TO ADJACENT PROPERTIES SHALL INCLUDE A SIDEWALK OR OTHER APPROPRIATE PEDESTRIAN PATH iCOTT/R. Cb-LLINS�Z Lic. No. 035791.n 5/24/21 z �'SIONAL E��'1 �6- ALONG ONE SIDE, CONSTRUCTED TO A STANDARD ACCEPTABLE TO THE DEPARTMENTS OF PLANNING AND ENGINEERING AND fob PUBLIC WORKS, PROVIDING A CONNECTION TO THE PUBLIC SIDEWALK 0 tD N N Sl O) M m y� S. AN ACCESS EASEMENT HAS BEEN DEDICATED ON THE SUBJECT PROPERTY FOR TRAFFIC FROM THE N/F KAPPA SIGMA PROPERTY (TAX MAP 60, PARCELS 27 AND 27B, DB 2226-218, 225 PLAT & DB 2706-163, 168 & 169 PLAT). THIS ACCESS SHALL BE CONSTRUCTED BY THE APPLICANT TO THE SAME STANDARD AS REQUIRED IN CONDITION 4. 6. A CONSOLIDATED ENTRANCE WILL BE LOCATED TO THE WEST OF THE WHITE GABLES PROPERTY ON THE N/F KAPPA SIGMA \ PROPERTY (TAX MAP 60, PARCELS 27 AND 27B) AN ACCESS EASEMENT HAS BEEN DEDICATED TO CONNECT THE LEGAL RESEARCH \ GROUP PROPERTY (TAX MAP 50, PARCEL 25) TO THIS CONSOLIDATED ENTRANCE (DB 2226-218, 225 PLAT & DB 2706-163, 168 & 169 rm \ \ PLAT). )THE SEGMENT OF THE ACCESSWAY TO CONNECT THE WHITE GABLES PROPERTY TO THE LEGAL RESEARCH GROUP PROPERTY HAS BEEN CONSTRUCTED WITH THE PHASE II WHITE GABLES SITE PLAN. THE APPLICANT WILL CONTINUE TO WORK THE VIRGINIA DEPARTMENT OF TRANSPORTATION (VDOT) AND THE COUNTY'S DIRECTOR OF ENGINEERING TO PHASE THE CONSTRUCTION OF THE \ \ RIGHT IN/RIGHT OUT ENTRANCE/EXIT ON THE WHITE GABLES PROPERTY TO REPLACE THE EXISTING ENTRANCE ONCE THE SAID \ \ CONSOLIDATED ENTRANCE IS CONSTRUCTED. _0� as �\ 7. WITHIN EACH PAVILION SHOWN ON THE CONCEPTUAL PLAN, THE LARGEST CONDOMINIUM UNIT SHALL BE AT LEAST THIRTY (30) PERCENT LARGER, BASED ON FLOOR AREA, THAN THE SMALLEST UNIT WITHIN THE SAME PAVILION. Cy� g cy) N 8. THE APPLICANT SHALL COMPLY WITH ALL REQUIREMENTS OF THE VDOT RELATED TO DESIGN AND CONSTRUCTION OF THE / ENTRANCE TO THE PROPERTY, AS OUTLINED IN ITS LETTER OF JANUARY 28, 2003 (ATTACHMENT H). THE APPLICANT SHALL BE Itt RESPONSIBLE FOR THE COST OF A TRAFFIC SIGNAL AND ITS INSTALLATION (THE "SIGNAL") AT THE INTERSECTION OF ROUTE 250 co o� WEST AND AN ACCESS POINT SERVING THE PROPERTY APPROVED BY VDOT AND THE COUNTY'S DIRECTOR OF ENGINEERING, AS / PROVIDED IN THIS CONDITION. UNLESS THE SIGNAL ALREADY HAS BEEN INSTALLED, THE APPLICANT SHALL PAY TO THE COUNTY THE COST OF THE SIGNAL AS FOLLOWS: 0! i C\l / ( 8A. PRIOR TO THE ISSUANCE OF A BUILDING PERMIT FOR THE FOURTH PAVILION, THE APPLICANT SHALL PLACE FUNDS IN CD j ESCROW OR PROVIDE OTHER SECURITY ("SECURITY") ACCEPTABLE TO THE COUNTY IN AN AMOUNT EQUAL TO THE COST OF THE SIGNAL (CURRENTLY ESTIMATED TO BE $140,000), WHICH AMOUNT SHALL BE CALCULATED IN THE YEAR IN w m N / WHICH THE SECURITY IS PROVIDED. THE SECURITY SHALL CONTINUE SO THAT IT IS AVAILABLE TO PAY N FOR THE COST OF THE SIGNAL UNTIL TEN (10) YEARS AFTER THE DATE OF APPROVAL OF THIS SPECIAL USE PERMIT; SECURITY PROVIDED THAT IS NOT IN AN INTEREST -BEARING ACCOUNT SHALL BE ANNUALLY RENEWED, AND THE Q AMOUNT OF THE SECURITY SHALL BE ADJUSTED EACH YEAR ACCORDING TO THE CONSUMER PRICE INDEX; 8 S ar-7 A m c TTW �� z^ 8B. IF, AT ANY TIME UNTIL TEN (10) YEARS AFTER THE DATE OF APPROVAL OF THIS SPECIAL USE PERMIT, VDOT AUTHORIZES IN WRITING THE INSTALLATION OF THE SIGNAL, AND VDOT AND THE COUNTY'S DIRECTOR OF ENGINEERING APPROVE THE SIGNAL'S INSTALLATION BEFORE THE APPLICANT HAS OBTAINED A BUILDING PERMIT FOR THE FOURTH PAVILION, THE COUNTY MAY DEMAND PAYMENT OF THE COST OF THE TRAFFIC SIGNAL, AND THE APPLICANT SHALL PAY THE COST TO THE COUNTY WITHIN THIRTY (30) DAYS; AND 8C. THE COUNTY MAY APPLY THE APPLICANT'S SECURITY TO CONSTRUCTION OF THE ACCESS ROAD OR OTHER ELEMENTS OF THE FUTURE TRANSPORTATION IMPROVEMENT PROJECT OTHER THAN THE TRAFFIC SIGNAL. 9. THE APPLICANT SHALL PROVIDE BICYCLE FACILITIES AND WALKWAYS IN CONJUNCTION WITH ROAD IMPROVEMENTS TO IVY ROAD AS REQUIRED BY VDOT AND THE DEPARTMENT OF ENGINEERING AND PUBLIC WORKS IN CONJUNCTION WITH PRELIMINARY SUBDIVISION/SITE PLAN APPROVAL. EXISTING CULVERT Q DROP INLET & STRUCTURE NO. CURB CURB & GUTTER PROPOSED ASPHALT PROPOSED CONCRETE PROPOSED PAVER (IMPERVIOUS) BENCH MARK T VDOT STANDARD STOP SIGN zoo EXISTING CONTOUR SHEET INDEX TITLE SHEET COVER 1 EXISTING CONDITIONS 2 EROSION & SEDIMENT CONTROL NARRATIVE 3 EROSION & SEDIMENT CONTROL DETAILS 4 EROSION & SEDIMENT CONTROL PLAN AND CALCULATIONS - PHASE I 5 EROSION & SEDIMENT CONTROL PLAN AND CALCULATIONS - PHASE II 6 EROSION & SEDIMENT CONTROL PLAN AND CALCULATIONS - PHASE III 7 EROSION & SEDIMENT CONTROL PLAN AND CALCULATIONS - PHASE IV 8 STORMWATER MANAGEMENT PLAN 9 STORMWATER MANAGEMENT DETAILS 10 STORMWATER MANAGEMENT DETAILS 11 DETAILED GRADING PLAN 12 TOTAL SHEETS Lli J J O� U) ul-I Lli zQ U w ' Lu ul U) z LU •� U) J w JQ 0 O CN N u 1 z Lu M Lu Q J Lu Lu Lu (n ,^�^ LuV // > LL O O ,G V 1 Lu m V Lu H� 2 w J F U ~ Lu w O w of = a kn JOB NO. 202187 SCALE AS NOTED SHEET NO. KENRIDGE HOMEOWNERS CARLTHE HOWARD FAMILY TRUST VALENTINE, HANNON RUTTER MICHAEL & ASSOCIATION ZONING: CO COMMERCIAL OFFICE NING: CO COMMERCIAL OFF] E VALENTINEZONING: CO TAX MAP 60K PARCEL B1 TAX MAP 60K PARCEL 6 COMMERCIAL OFFICE USE: STORMWATER MANAGEMENT PITiS, P MURRY ZONING: CO COMMERCIAL FFlCE USE: RESIDENTIAL TAX MAP 60K PARCEL 1 SULLIVAN, PAUL FRANCIS TAX MAP 60K PARCEL USE: RESIDENTIAL TRUSTEE & ANNE MARIE USE: RESIDENTIAL WARDS, ROBERT L OR KA EN _ CARR, HOWARD M TRUSTEE &, TRUSTEE ONING: CO COMMERCIAL CE -- - - Z ING: CO COMMERCIAL OFF] TAX MAP 60K PARCEL 1 604 TAX MAP 60K PARCEL 2 ONING: CO COMMERCIAL OF ICE S IDMORE, KAREN L 2017 UST USE: RESIDENTIAL LUAM C WEATHERSBY & USE: RESIDENTIAL TAX MAP 60K PARCEL 4 Z NING: CO COMMERCIAL 0 ICE f 604 CHARLOTTE F DANIEL, THOMAS M, TRUS E USE: RESIDENTIAL A NE, JAMES III & ALICE REN TAX MAP 60K PARCEL ING: CO COMMERCIAL OFFl U/T THOMAS DANIEL TR MALONE C APIN, PETER, TR OF THE USE: RESIDENTIAL TAX MAP 60K PARCEL 1 ING: CO COMMERCIAL 0 ICE ZO ING: CO COMMERCIAL OFFIC PE R CHAPIN TRUST & DIANE so3 TAX MAP 60K PARCEL TAX MAP 60K PARCEL 5 CHA IN, TR OF THE DIANE CHA boa USE: RESIDENTIAL USE: RESIDENTIAL USE: RESIDENTIAL ZONI G: CO COMMERCIAL OFFIC -" USE: RESIDENTIAL 602 602 i KENRIDGE HOA, INC \ \ 6oi 6\7 \ 1 ZONING: CO COMMERCIAL OFFICE TAX MAP 60K PARCEL Al i USE: OPEN SPACE 823.40' N17°25'22"E 1.09' 398.34 / FROM CORNER f 1 I I I N19°4 '45"E � � I v � 1 I 425.06' f I 6ss / 20'SEWER EAS NT (D.B.2660-22 & TMP 60-26C PAVILION III PAVILION I T I 1130' & VARIAB o PAVILION V EXISTING EXISTING I I I I AICESSiEASEMEN EXISTING CONDOMINIUM CONDOMINIUM I BI 2706 P. _ CONDOMINIUM DB 2660j P.224(plat a, I I tat o.6 ACRES / I _ S>� � i i � (P �i 3 2.85o ACRES I TMP 60-26 20'& VARIABLE WIDTH ' o.86 ACRES - VEPCO EASEMENT I \ � 20' WATERLINE (D.B.2561-704) EASEMENT; TYP. o A D.B. 3059-532 n f'-x1 11 III II II1v Y\ U ! nc B. t° a' > �oo y �l3059-5322bIWATER EMENT�D 1 I I I I I EDr �F m II 2„ I I 0\ 1\ 1\ 1 \ \ ro - w� ow LL µ 1 1 p MAPLE I I kn m \ \ rnl \ __ --- C -- - o. w ` - °w_�-.°� ` ow `���-`ow �0• (.. \ 1 / \ G �_ o rr 65.67 / �- - zo' DRA!NA�E m I cn D \ ' x' I y LI ITS OF PRI ATE \ \I I - 48 38 P 3(P r � 14" I I I m 0 � � � / x \ TMP 60-26AA C � \ oc J 30 ACCESS E MT. 2 z IN I I TTI /� - / 7 DARRELL, JOHN STEWART, `3 £ FFlIp(� I I III \ \\\� �' /' \ / TRUSTEE JOHN STEWART I SYCAM TMP 60-26A 20• SE ER ESMT.I 14" �s % . .. I EXISTING DARRELL TRUST 30" EXISTING PINE W I 1 >> . z MANOR HOUSE 0.18 ACRES SPRUCE/CED I I ✓/DB 1896 P.237(plo0 SWM u / A NOLIA p6.4240, PG.544 zo'� VARIABLE WIDTH I i DB 738 P. 34J(p t) FACILITY I4 - C y / I VIRGGO ELECTRIC & ' ��P OF U LI VEPCO EASEMENT / POWER CO PANY EASEMENT f�i / 20 WATER INE EASEMENT \ ` 1 ^ I D.B.2561-704) I o I _} AC AfIES; 2 B. 05 -532) Vvv�� y SPRUCE - I _ - 1 SONS--sos.76_ (D.6262-464) � \ / j \MIN. 36" v aD SPRUC \ \ \ \ 27" DBLR ^� REMAIN I i8 ACRE \ MAPLE CEDA - / \TO, of E ( 1 ao wavaTe access S LAME �\ M" 3 J \ EXISTING TREE G \ - - - - _ _ E"r s IrOP-ssoae' 20'GRADING & FFER m N I 1 ` \ 14 S E - - - - , \ / , ' . - OUT s8s C AR A y� SETBACK CTI - I (D.B.1 896-238 LAT) `'zap\ £� y% 18" GN IA u - \ \ I _ W 30 ACC SS II CO I 3 \ c`� \ - wE I 20' SEWER E MT. EAS MENT; tYP. \\o ` C6 \ L3 §� \fASE^fror DB 1896 P.23 (plat) z 01 DB 738 P. 34 (plot) SAN. MH A-2 I f ` 13 °'� EXISTING WATERLINE �' / ' v AND FIRE HYDRANT - ' / TOP=sso.16' 1 � ` / I I / /EXISTING SANITARY ' // / � irNivout saso4' < I EXISTING TREES TO , - ' EXISTING ASPHALT - - - - TO REMAIN_ _ O - 'TO REMAIN / ' TRAVELWAY / - - - r _ PROJECT LIMITS , ' - ' EXISTING - 0I / •48� � � � BE REMOVED i �' � I/ /l // i - - - � I f i ASH \ z 20'& VARIABLE -WIDTH _ - / STOCKPILE - O SETBACK AREA { a C10 \ / VEPCO-EASEMENT ' III/ I• ® I I v 2.2 ACRES TMP 60-26 ' I Q ' rp 95 EXISTING SAN. SEWER / TMP 60 26 t� WHITE GABLES CHARLOTTESVILLE LC EASEMENT TO BE VACATED 6 C11 C/o ROBINSON DEV GROUP INC z I ro '282 ACRE s 3.438 ACRES / ' EXISTING I r rn 30' DB.2660, PG.218 / w 18 MAGNOLIA - - MANA EDALBEMARLE EbPNTYPES SEDIMENT '/ / -% O 4 TRAP II INE � r ,; � � � G S S O S�� Vv �/ /i/ � /� �, THE CHESAPEAKE & OHIO v AG LIA ' - / RAILWAY COMPANY 30.01' 36 / I I D DAR O L (T _-/ _ - - VER Y 6o�r 8 517.21' / 'A , Y > _ \ o Qj D.B. 169-593, 594 PLAT ZP . - - G(jS � 72.06' IRON - OHE - OHE � ' OHE'7 HE oQ I FOUND - - - - -/ I � - EXISTING EXISTING STAGGERED ROW OFFICE BUILDING OF EVERGREEN TREES ON ADJACENT PROPERTY I 4 I I II f I I I � I 1 I ,I I I I f I I II I I I LINE BEARING DISTANCE L1 S27°55'55"W 39.42 L2 S19.21'00"W 43.17 L3 S23'17'1 YIN 104.15 L4 S69°52'46"E 22.89 L5 S58°37'51 "E 20.89 L6 S68'44'25"E 25.39 L7 S23'17'1 YIN 35.70 LINE DELTA RADIUS ARC TANGENT CHORD CHORD BEARING C1 133'31'54" 75.00 174.79 174.70 137.84 S27°15'34"E C2 11`34'21" 320.00 64.63 32.43 64.52 S33`43'12"W C3 8'34'55" 85.00 12.73 6.38 12.72 S23`38'28"W C4 32°3536" 35.00 19.91 10.23 19.64 S03'03'12"W C5 36°31'49" 75.00 47.82 24.75 47.01 S05'01'18"W C6 79'08'18" 105.00 145.03 86.77 133.77 S62°51'22"W C7 105'34'32" 17.00 31.32 22.39 27.08 S49`38'15"W C8 26'38'14" 185.00 86.01 43.80 85.24 S16'28'08"E C9 74°3535" 22.00 28.64 16.76 26.66 S67°05'03"E C10 38°41'37" 215.00 145.20 75.49 142.45 S85'02'02"E C11 35'37'43" 185.00 115.04 59.45 113.20 N83`18'06"W C12 88°56'07" 22.00 34.15 21.59 30.82 S34`24'59"W C13 28°26'26" 138.00 68.50 34.97 67.80 SO4.10'08"W C14 22°54'25" 125.00 49.98 25.33 49.64 N08°22'13"E C15 17'52'58" 22.00 6.87 3.46 6.84 N12°01'28"W C16 69'50'57" 215.00 262.11 150.12 246.17 N1013'24"E C17 34°49'09" 110.00 66.85 34.49 65.82 N27`44'17"E C18 3'26'31" 221.00 13.28 6.64 13.27 N12'02'58"E C19 11'51'25" 1952.90 404.14 202.79 403.42 S50'02'18"E C20 84°09'50" 75.00 110.17 67.72 100.53 S65'22'07"W C21 91'30'26" 17.00 27.15 17.45 24.36 N26`47'45"W C22 26.11'25" 185.00 84.57 43.03 83.83 N32.03'11"E C23 5-27'50" 1 140.00 1 13.35 1 6.68 13.35 N42`24'56"E T.M. 60 - 25 ROSSER ASSOCIATES _ ' SAN.MH. A-1 D.B. 1083-50 D.B. 635-308 PLAT USE: OFFICE - - - ZONING: CO ' /- COMMERCIAL OFFICE / GRAPHIC SCALE 30 0 15 30 60 ( IN FEET ) 1 inch = 30 ft. 12'., SCOTT/R. 05LLINS'Z Lie. No. 035791 112� 5/24/21�i z z 0 0 zz O u LU LU a a . Q kO N V r4 r4 T M 111 00 ti Co M 00 N i N CD wN N w Lu J ® W Lu L0 zQ U w ' W W Lu J~ W J< CD CD N G 1 z Lu 0 LU u-) 2: z Q O H--I Q � J O m U Lu z U W O �i Lu W V Lu 2 w F- U F- w a � JOB NO. 202187 SCALE 1"=30' SHEET NO. 2 1992 EROSION & SEDIMENT CONTROL MEASURES: STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE IN ACCORDANCE WITH THE ORGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. STRUCTURAL PRACTICES USED IN THIS SECTION CONSIST OF THE FOLLOWING. 3.01 SAFETY FENCE. - A PR07EC77VE BARRIER INSTALLED TO PREVENT ACCESS TO AN EROSION CONTROL MEASURE. TO PROHIBIT THE UNDESIRABLE USE OF AN EROSION CONTROL MEASURE BY THE PUBLIC. APPLICABLE TO ANY CONTROL MEASURE OR SERIES OF MEASURES WHICH CAN BE CONSIDERED UNSAFE BY VIRTUE OF POTENTIAL ACCESS BY 774E PUBLIC. 3.02 CONSTRUC77ON ENTRANCE, A STABILIZED PAVED CONSTRUCTION ENTRANCE WITH A WASH RACK LOCATED AT POINTS OF VEHICULAR INGRESS AND EGRESS ON A CONS7RUC77ON SITE. TO REDUCE THE AMOUNT OF MUD TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF. CONS7RUC77ON ENTRANCES SHALL BE INSTALLED AS SHOWN ON THE PLANS TO REDUCE THE AMOUNT SEDIMENT TRANSPORTED ONTO PUBLIC ROADWAYS. 3.05 SILT FENCE.- A TEMPORARY SEDIMENT BARRIER CONSIS77NG OF A SYNTHETIC FILTER FABRIC STRETCHED ACROSS AND ATTACHED TO SUPPOR77NG POSTS AND ENTRENCHED, TO INTERCEPT AND DETAIN SMALL AMOUNTS OF SEDIMENT FROM DISTURBED AREAS DURING CONSTRUCTION OPERATIONS IN ORDER TO PREVENT SEDIMENT FROM LEAVING THE SITE, AND TO DECREASE THE VELOCITY OF SHEET FLOWS AND LOW -TO -MODERATE LEVEL CHANNEL FLOWS THE SILT FENCE BARRIERS SHALL BE INSTALLED DOWN SLOPE OF AREAS WW7H MINIMAL GRADES TO FILTER SEDIMENT LADEN RUNOFF FROM SHEET FLOW AS INDICATED. THEY SHALL BE INSPECTED IMMEDIATELY AFTER EACH RAINFALL AND MAINTAINED /N ACCORDANCE WITH 7HE VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK (VESCH). 3.07 STORM DRAIN INLET PR07EC770N: A SEDIMENT FILTER OR AN EXCAVATED IMPOUNDING AREA AROUND A STORM DRAIN DROP INLET OR CURB INLET. TO PREVENT SEDIMENT FROM ENTERING STORM DRAINAGE SYSTEMS PRIOR TO PERMANENT STABILIZA77ON OF THE DISTURBED AREA. INLET PROTEC77ON APPLIES WHERE STORM DRAIN INLETS ARE TO BE MADE OPERATIONAL BEFORE PERMANENT STAB/L/ZA77ON OF THE CORRESPONDING DISTURBED DRAINAGE AREA. 3.08 CULVERT INLET PR07EC770N. A SEDIMENT FILTER OR AN EXCAVATED IMPOUNDING AREA AROUND A STORM CULVERT. TO PREVENT SEDIMENT FROM ENTERING STORM CULVERTS PRIOR TO PERMANENT STABILIZA7ON OF THE DISTURBED AREA. INLET PROTEC77ON APPLIES WHERE STORM CULVERTS ARE EXISTING OR TO BE MADE OPERATIONAL BEFORE PERMANENT STABILIZATION OF THE CORRESPONDING DRAINAGE AREA. 3.09 TEMPORARY DIVERSION DIKE. - A TEMPORARY RIDGE OF COMPACTED SOIL CONSTRUCTED AT THE TOP OR BASE OF A SLOPING DISTURBED AREA. TO DIVERT STORM RUNOFF FROM UPSLOPE DRAINAGE AREAS AWAY FROM UNPROTECTED DISTURBED AREAS AND SLOPES TO A STABILIZED OUTLET. TO DIVERT SEDIMENT -LADEN RUNOFF FROM A DISTURBED AREA TO A SEDIMENT -TRAPPING FACILITY SUCH AS A SEDIMENT TRAP OR SEDIMENT BASIN. USE WHEREVER STORMWATER RUNOFF MUST BE TEMPORARILY DIVERTED TO PROTECT DISTURBED AREAS AND SLOPES OR RETAIN SEDIMENT ON SITE DURING CONSTTUC770N. THESE STRUCTURES GENERALLY HAVE A LIFE EXPECTANCY OF 18 MONTHS OR LESS, WHICH CAN BE PROLONGED WITH PROPER MAINTENANCE. 3.12 DI VERSION: A CHANNEL CONSTRUCTED ACROSS A SLOPE WITH A SUPPOR77NG EARTHEN RIDGE ON THE LOWER SIDE. TO REDUCE SLOPE LENGTH AND TO INTERCEPT AND DIVERT STORMWATER RUNOFF TO STABILIZED OUTLETS AT NON -EROSIVE VELOCITIES. APPLIES WHERE RUNOFF FROM AREAS OF HIGHER ELEVATION MAY DAMAGE PROPERTY, CAUSE EROSION, OR INTERFERE WITH THE ESTABLISHMENT OF VEGETA77ON ON LOWER AREAS WHERE SURFACE AND/OR SHALLOW SUBSURFACE FLOW IS DAMAGING SLOPING UPLAND, AND WHERE THE SLOPE LENGTH NEEDS TO BE REDUCED TO MINIMIZE SOIL LOSS. 3.13 TEMPORARY SEDIMENT TRAP: A TEMPORARY PONDING AREA FORMED BY CONSTRUCTING AN EARTHEN EMBANKMENT WITH A STONE OUTLET. TO DETAIN SEDIMENT -LADEN RUNOFF FROM SMALL DISTURBED AREAS LONG ENOUGH TO ALLOW THE MAJORITY OF THE SEDIMENT TO SETTLE OUT. USE BELOW DIS77JRBED AREAS WHERE THE TOTAL CONTRIBUTING DRAINAGE AREA IS LESS THAN 3 ACRES, WHERE THE SEDIMENT TRAP WILL BE USED NO LONGER THAN 18 MONTHS, AND IT MAY BE CONSTRUCTED EITHER INDEPENDENTLY OR IN CONJUNCTION WITH A TEMPORARY DIVERSION DIKE. 3.14 TEMPORARY SEDIMENT BASIN. A TEMPORARY BARRIER OR DAM WITH A CONTROLLED STORMWATER RELEASE STRUCTURE FORMED BY CONSTRUCTING AN EMBANKMENT OF COMPACTED SOIL ACROSS A DRAINAGEWAY. TO DETAIL SEDIMENT -LADEN RUNOFF FROM DISTURBED AREAS IN "WET" AND `DRY" STORAGE LONG ENOUGH FOR THE MAJORITY OF THE SEDIMENT TO SETTLE OUT. APPLIES BELOW DISTURBED AREAS WHERE THE TOTAL CONTRIBU77NG DRAINAGE AREA IS EQUAL TO OR GREATER THAN THREE ACRES. THERE MUST BE SUFFICIENT SPACE AND APPROPRIATE TOPOGRAPHY FOR THE CONSTRUCTION OF A TEMPORARY IMPOUNDMENT. 3.18 OUTLET PROTECTION: STRUCTURALLY LINED APRONS OR OTHER ACCEPTABLE ENERGY DISSIPATING DEVICES PLACED AT 7HE OUTLETS OF PIPES OR PAVED CHANNEL SECTIONS. TO PREVENT SCOUR AT STORMWATER OUTLETS, TO PR07ECT THE OUTLET STRUCTURE, AND TO MINIMIZE THE POTEN77AL FOR DOWNSTREAM EROSION BY REDUCING THE VELOCITY AND ENERGY OF CONCENTRATED STORMWATER FLOWS. APPLICABLE TO THE OUTLETS OF ALL PIPES AND ENGINEERED CHANNEL SECTIONS 3.19 RIPRAP: A PERMANENT, EROSION -RESISTANT GROUND COVER OF LARGE, LOOSE, ANGULAR STONE WITH FILTER FABRIC OR GRANULAR UNDERLINING. TO PR07ECT THE SOIL FROM THE EROSIVE FORCES OF CONCENTRATED RUNOFF, SLOW THE VELOCITY OF CONCENTRATED RUNOFF WHILE ENHANCING THE POTENTIAL FOR INFILTRATION, AND TO STABILIZE SLOPES WITH SEEPAGE PROBLEMS, AND/OR NON -COHESIVE SOILS. USE WHEREVER SOIL AND WATER INTERFACE AND THE SOIL CONDITIONS, WATER TURBULENCE AND VELOCITY, EXPECTED VEGETA77VE COVER, ETC., ARE SUCH THAT THE SOIL MAY ERODE UNDER THE DESIGN FLOW CONDl77ONS. 3.20 ROCK CHECK DAMS. SMALL TEMPORARY STONE DAMS CONSTRUCTED ACROSS A SWALE OR DRAINAGE DITCH. TO REDUCE THE VELOCITY OF CONCENTRATED STORMWATER FLOWS, THEREBY REDUCING EROSION OF THE SWALE OR DITCH. 77-1/S PRAC77CE ALSO TRAPS SEDIMENT GENERATED FROM ADJACENT AREAS OR THE DITCH ITSELF, MAINLY BY PONDING OF THE STORMWATER RUNOFF. THIS PRAC77CE, U77LIZING A COMBINA77ON OF STONE SIZES, IS LIM17ED TO USE IN SMALL OPEN CHANNELS WHICH DRAIN 10 ACRES OR LESS. 3.31 TEMPORARY SEEDING. 7HE ESTABLISHMENT OF A TEMPORARY VEGETA77VE COVER ON DISTURBED AREAS BY SEEDING WI7H APPROPRIATE RAPIDLY GROWING ANNUAL PLANTS. TO REDUCE EROSION AND SEDIMENTA77ON BY STABILIZING DISTURBED AREAS THAT WILL NOT BE BROUGHT TO FINAL GRADE FOR A PERIOD OF MORE THAN 30 DAYS. TO REDUCE DAMAGE FROM SEDIMENT AND RUNOFF TO DOWNSTREAM OR OFF -SITE AREAS, AND TO PROVIDE PR07EC77ON TO BARE SOILS EXPOSED DURING CONSTRUCTION UN77L PERMANENT VEGETA77ON OR OTHER EROSION CONTROL MEASURES CAN BE ESTABLISHED. 3.32 PERMANENT STABILIZATION.- 7HE ESTABLISHMENT OF PERENNIAL VEGETA77VE COVER ON DISTURBED AREAS BY PLAN77NG SEED. TO REDUCE EROSION AND DECREASE SEDIMENT YIELD FROM DISTURBED AREAS TO PERMANENTLY STABILIZE DISTURBED AREAS /N A MANNER THAT /S ECONOMICAL, ADAPTABLE TO S17E CONDITIONS, AND ALLOWS SELEC77ON OF THE MOST APPROPRIATE PLANT MATERIALS. TO IMPROVE WILDLIFE HABITAT. TO ENHANCE NATURAL BEAUTY. UPON COMPLE77ON OF CONSTRUCTION AC77W77ES, ALL AREAS WILL RECEIVE A PERMANENT VEGETA77VE COVER. 3.35 MULCHING.- APPLICA77ON OF PLANT RESIDUES OR 07HER SUITABLE MATERIALS TO THE SOIL SURFACE. TO PREVENT EROSION BY PROTEC77NG THE SOIL SURFACE FROM RAINDROP IMPACT AND REDUCING 7HE VELOCITY OF OVERLAND FLOW. TO FOSTER THE GROWTH OF VEGETA77ON BY INCREASING AVAILABLE MOISTURE AND PROVIDING INSULA77ON AGAINST EXTREME HEAT AND COLD. AREAS WHICH HAVE BEEN PERMANENTLY SEEDED SHOULD BE MULCHED IMMEDIATELY FOLLOWING SEEDING. AREAS WHICH CANNOT BE SEEDED BECAUSE OF 7HE SEASON SHOULD BE MULCHED USING ORGANIC MULCH. MULCH MAY BE USED TOGETHER WITH PLAN77NGS OF TREES, SHRUBS, OR CERTAIN GROUND COVERS WHICH DO NOT PROVIDE ADEQUATE SOIL STABILIZATON BY THEMSELVES, CAN BE USED IN CON✓UNC77ON WITH TEMPORARY SEEDING. 3.37 TREES. SHRUBS VINES & GROUND COVERS: STABILIZING DISTURBED AREAS BY ESTABLISHING VEGETA77VE COVER WITH TREES SHRUBS VINES OR GROUND COVERS. TO AID IN STABILIZING SOIL IN AREAS WHERE VEGETA77ON OVER THAN TURF IS PREFERRED, TO PROVIDE FOOD AND SHELTER FOR WILDLIFE WHERE WILDLIFE HABITAT IS DESIRABLE. APPLIES IN AREAS WHERE TURF ESTABLISHMENT 1S DIFFICULT ON STEEP OR ROCKY SLOPES WHERE MOWMNG 1S NOT FEASIBLE WHERE ORNAMENTALS ARE DESIRABLE FOR LANDSCAPING PURPOSES AND WHERE WOODY PLANTS ARE DESIRABLE FOR SOIL CONSERV4770N OR TO ESTABLISH WILDLIFE HABITAT. 3.36 BLANKET MAT77NG.- INSTALLA77ON OF A PR07EC77VE COVERING OR A SOIL STABILIZATION MAT ON A PREPARED PLANTING AREA OF A STEEP SLOPE OR CHANNEL TO AID 1N 774E CONTROLLING EROSION ON CRI77CAL AREAS. 3.38 TREE PRESERVA77ON AND PROTECRON.- PR07EC77ON OF DESIRABLE TREES FROM MECHANICAL OR 07HER INJURY DURING LAND DISTURBING AND CONSTRUC77ON AC77WTY. TO ENSURE 7HE SURVIVAL OF DESIRABLE TREES WHERE 7HEY WILL BE EFFEC77VE FOR EROSION AND SEDIMENT CONTROL WATERSHED PROTECTION LANDSCAPE BEAU77FICA770N, DUST AND POLLUTION CONTROL, NOISE REDUCTION, SHADE AND OTHER ENVIRONMENTAL BENEFITS WHILE THE LAND 1S BEING CONVERTED FROM FOREST TO URBAN -TYPE USES. APPLIES 1N 7REE-INHAB17ED AREAS SUBJECT TO LAND DISTURBING AC771,177ES. 3.39 DUST CONTROL: REDUCING SURFACE AND AIR MOVEMENT OF DUST DURING LAND DISTURBING DEMOL177ON AND CONSTRUCTION AC77V477ES. TO PREVENT SURFACE AND AIR MOVEMENT OF DUST FROM EXPOSED SOIL SURFACES AND REDUCE THE PRESENCE OF AIRBORNE SUBSTANCES WHICH MAY PRESENT HEALTH HAZARDS, TRAFFIC SAFETY PROBLEMS OR HARM ANIMAL OR PLANT LIFE. DUST CONTROL MEASURES SHALL BE EMPLOYED TO PREVENT SURFACE AND AIR MOVEMENT OF DUST DURING CONSTRUC770N. MEASURES EMPLOYED SHALL BE IN ACCORDANCE WI7H THE VESCH. 3.32 TABLE 332-D SITE SPECIFIC SEEDING MIXTURES FOR PIEDMONT AREA Total lbs. Per Acre Minimum Care Lawn - Commercial or Residential 175.200 lbs. - Kentucky 31 or Turf -Type Tall Fescue 95-100% - Improved Perennial Ryegrass 0-5% - Kentucky Bluegrass 0-5%D High -Maintenance lawn 200-250lbs. - Kentucky 31 or Turf -Type Tall Fescue 100%D General Slope (3:1 or less) - Kentucky 31 Fescue 128 lbs. - Red Top Grass 2 lbs. - Seasonal Nurse Crop* 20 lbs, 150 lbs. Low -Maintenance Slope (Steeper than 3:1) - Kentucky 31 Fescue 108 lbs. - Red Top Grass 2 lbs. . Seasonal Nurse Crop . 20 lbs. - Crownvetch et 20 lbs. 150 lbs. ' Use seasonal nurse crop in accordance with seeding dates as stated below: February 16th through April ...................... Annual Rye May 1st through August 15th ..................... Foxtail Millet August 16th through October ...................... Annual Rye November through February 15th ................... Winter Rye '• Substitute Sericea lespedeza for Crownvetch east of Farmville, Va. (May through September use hulled Sericea, all other periods, use unhulled Sericea). If Flatpea is used in lieu of Crownvetch, increase rate to 30 lbs./acre. All legume seed must be properly inoculated. Weeping L.ovegrass may be added to any slope or low -maintenance mix during warmer seeding periods; add 10.20 lbs./acre in mixes. TABLE 331-A LIMING REQUIREMENTS FOR TEMPORARY SITES Recommended Application pH Teat ofAerialtural Limestone below 4.2 3 tors per acre 41 to 5.2 2 torts per acre 51 w 6 1 ton per ave TABLE "1-B ACCEPTABIE TEMPORARY SEEDING PLANT MATERIA1,S 'QUICK REFERENCE FOR ALL REGIONS' wry Plamrne Dams S.9i Rbc/.) Sept 1 - Feb. 15 50/50 Mu a Anm,sl R,,. (Ulm multi-fiI & So-100 Cera1(Wl w) Rye (kol onaw Peb. 16-Apr. 30 Amlual Ryeg w-im (rnm.m mm6-nm„mt May 1- Aug 31 German Millet 50 LSClaru imllaal GENERAL SLOPE (3:1 OR LESS) TOTAL LBS PER ACRE KENTUCKY 31 FESCUE 128 LBS RED TOP GRASS 2 LBS SEASONAL NURSE CROP 20 LBS 150 LBS SEASONAL NURSE CROP FEBRUARY 16 THROUGH APRIL ANNUAL RYE MAY 1 THROUGH AUGUST 15 FOXTAIL MILLET AUGUST 16 THROUGH OCTOBER ANNUAL RYE NOVEMBER THROUGH FEBRUARY 15 WINTER RYE NOTES: 1. LIME AND FERTILIZER NEEDS SHALL BE DETERMINED BY SOIL TESTS AND APPLIED IN ACCORDANCE WITH VESCH STD. 3.32. 2. SEEDINGS TO BE MULCHED IMMEDIATELY UPON COMPLETION OF SEED APPLICATION, IN ACCORDANCE W/ VESCH STD 3.35. PERMANENT SEEDING SCHEDULE PS NO SCALE (STD. & SPEC. 3.32 OF VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK, 3RD ED.) EROSION CONTROL NOTES ES-1: UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES WILL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICAT70NS OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625-02-00 EROSION AND SEDIMENT CONTROL REGULATIONS. ES-2. THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE PRE-CONSTRUCT70N CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND DISTURBING ACTIVITY, AND ONE WEEK PRIOR TO THE FINAL INSPECTION. ES-J.-ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR AS THE FIRST STEP IN CLEARING. ES-4:A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE MAINTAINED ON THE SITE AT ALL TIMES. ES-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. ES-6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTAT70N AS DETERMINED BY THE PLAN APPROVING AUTHORITY. ES-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. ES-B.-DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED WATER FILTERING DEVICE. ES 9. THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF -PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY. 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 specifications of the Virginia Erosion and Sediment Control Handbook and Virginia Regulations VR 625-02-00 Erosion and Sediment Control 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 or 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. P , 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 in compliance liance with section 13-301 of the Code of P Albemarle. 14. Borrow, fill or waste activity involving industrial -type power equipment shall be limited to the hours of 7:00am to 9:00pm. 15. Borrow, fill or waste activity shall be conducted in a safe manner than maintains lateral support, or order to minimize any hazard to persons, physical damage to adjacent land and improvements, and damage to any public street because o slides, sinking, or collapse. 16. The developer shall reserve the ri ht to install maintain remove or convert to permanent Pe g 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 rystabilization shall be temporary seeding and mulching. Seedin is to be at 75 lbs/acre, and in the months of September to February to consist a 50150 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 is to be applied at 801bs/lOOsf. Alternative, are subject to approved b the Count erosion control inspector. M PPr Y Y P 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%D Kentucky 31 or Tall Fescue and 0-5% Perennial Ryegrass or Kentucky Bluegrass. Straw mulch is to be applied at SOlbs/100sf. Alternatives are subject to roved b the Count erosion control PP J approved Y Y inspector. 19. Maintenance: All measures are to be inspected weekly and after each rainfall. Any damage or clogging to structural measures is to he repair 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- 207B) TEMPORARY SEEDING. ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR EXTENDED PERIODS OF TIME SHALL BE SEEDED WITH FAST GERMINATING TEMPORARY VEGETATION IMMEDIATELY FOLLOWING GRADING. SELECTION OF THE SEED MIXTURE WILL DEPEND ON THE TIME OF YEAR AND WILL BE APPLIED TO DISTURBED ARES THAT WILL NOT BE BROUGHT TO FINAL GRADE WITHIN 30 DAYS. PLANTS SHOULD BE SELECTED APPROPRIATE TO THE SEASON AND SITE CONDITIONS FROM TABLES 3.31E AND 3.31C. NOTE THAT TABLE 3.31E PRESENTS PLANTS WHICH CAN BE USED WITHOUT EXTENSIVE EVALUATION OF SITE CONDITIONS; TABLE 3.31C PRESENTS MORE IN-DEPTH INFORMATION ON THE PLANT MATERIALS. TO CONTROL EROSION ON BARE SOIL SURFACES, PLANTS MUST BE ABLE TO GERMINATE AND GROW. SEEDBED PREPARATION IS ESSENTIAL. AN EVALUATION SHOULD BE CONDUCTED TO DETERMINE IF LIME IS NECESSARY FOR TEMPORARY SEEDING. TABLE 3.31A MAY BE USED TO DETERMINE THE ACTUAL NEED ALONG WITH SUGGESTED APPLICATION RATES: FERTILIZER SHALL BE APPLIED AS 600 LBS/ACRE OF 10-20-10 (14 LBS/1,000 SO. FT.) OR EQUIVALENT NUTRIENTS. LIME AND FERTILIZER SHALL BE INCORPORATED INTO THE TOP 2 TO 4 INCHES OF THE SOIL IF POSSIBLE. IF THE AREA HAS BEEN RECENTLY LOOSENED OR DISTURBED, NO FURTHER ROUGHENING IS REQUIRED. WHEN THE AREA IS COMPACTED, CRUSTED, OR HARDENED, THE SOIL SHALL BE LOOSENED BY DISCING, RAKING, HARROWING, OR OTHER ACCEPTABLE MEANS. TRACKING WITH BULLDOZER CLEATS IS MOST EFFECTIVE ON SANDY SOILS. THIS PRACTICE OFTEN CAUSES UNDUE COMPACTION OF THE SOIL SURFACE, ESPECIALLY IN CLAYEY SOILS, AND DOES NOT AID PLANT GROWTH AS EFFECTIVELY AS OTHER METHODS OF SURFACE ROUGHENING. SEED SHALL BE EVENLY APPLIED WITH A BROADCAST SEEDER, DRILL, CULTIPACKER SEEDER OR HYDROSEEDER. SMALL GRAINS SHALL BE PLANTED NO MORE THAN liINCHES DEEP. SMALL SEEDS, SUCH AS KENTUCKY BLUEGRASS, SHOULD BE PLANTED NO MORE THAN J INCH DEEP. OTHER GRASSES AND LEGUMES SHOULD BE PLANTED FROM }INCH TO } DEEP. SEEDINGS MADE IN FALL FOR WINTER COVER AND DURING HOT AND DRY SUMMER MONTHS SHALL BE MULCHED ACCORDING TO MULCHING, STD. & SPEC. 3.35, EXCEPT THAT HYDROMULCHES (FIBER MULCH) WILL NOT BE CONSIDERED ADEQUATE. STRAW MULCH SHOULD BE USED DURING THESE PERIODS. AREAS WHICH FAIL TO ESTABLISH VEGETATIVE COVER ADEQUATE TO PREVENT RILL EROSION WILL BE RE -SEEDED AS SOON AS SUCH AREAS ARE IDENTIFIED. DESCRIPTION OF EROSION & SEDIMENT EROSION CONTROL NOTES & NARRATIVE CONTROL MEASURES: PURPOSE: T THE PURPOSE OF THIS LAND DISTURBING ACTIVITY IS TO GRADE THE SPRING HILL VILLAGE SITE FOR FUTURE DEVELOPMENT. EROSION AND SEDIMENT CONTROL MEASURES: THE TOTAL AREA TO BE DISTURBED WITH THIS PHASE OF DEVELOPMENT IS 2.10 ACRES. IT IS ANTICIPATED TO USE CONSTRUCTION ENTRANCES, DIVERSION DIKES, EXISTING SEDIMENT BASINS, AND SILT FENCES EXISTING SITE CONDITIONS: WILL BE INSTALLED TO CONTROL SURFACE DRAINAGE. TEMPORARY SEEDING WILL BE USED IMMEDIATELY FOLLOWING ALL PART OF THIS SITE HAS A WOODS GRASS COMBINATION AND SLOPES TO THE SOUTH-WEST. THE SITE IS LOCATED TO THE LAND DISTURBANCE ACTIVITIES. TEMPORARY STOCKPILE AREAS WILL BE MAINTAINED FROM TOPSOIL THAT WILL BE NORTH OF IVY ROAD (RTE 250). THE MAJORITY OF THE SITE DRAINS NORTH-EAST OF THE PROPERTY. STRIPPED FROM AREAS TO BE GRADED AND STORED FOR LATER SPREADING. STOCKPILE LOCATIONS SHALL BE ON SITE ADJACENT AREAS: AND SHALL BE STABILIZED WITH A TEMPORARY VEGETATIVE COVER. PERMANENT SEEDING WILL BE PERFORMED FOR ALL THIS SITE IS BORDERED TO THE EAST BY AN EXISTING OFFICE BUILDING AND TO THE WEST BY EXISTING WHITE GABLES AREAS WHICH WILL NO LONGER BE EXCAVATED AND WHERE CONSTRUCTION ACTIVITIES HAVE CEASED. PERMANENT CONDOMINIUMS. THE CHESAPEAKE AND OHIO RAILROAD IS JUST NORTH OF THE SITE AND IVY ROAD (RTE 250) TO THE SOUTH SEEDING SHALL ALSO BE PERFORMED FOR ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR A YEAR OR MORE. OF THE SITE. OFFSITE LAND DISTURBANCE: SELECTION OF SEED MIXTURE WILL DEPEND ON THE TIME OF YEAR APPLIED. IMPROVEMENTS TO BE MADE ON PRIVATE WHITE GABLES LANE INCLUDE REPAVING AND TWO (2) PARKING BAYS. TEMPORARY SEEDING WILL BE PERFORMED FOR ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR MORE THAN CRITICAL AREAS: SEVEN DAYS. THESE AREAS SHALL BE SEEDED WITH FAST GERMINATING VEGETATION IMMEDIATELY FOLLOWING GRADING TREE PROTECTION FENCING AND SILT FENCE SHALL BE MAINTAINED ALONG THE PROPERTY LINES TO THE EAST, NORTH, AND OF THOSE AREAS. SELECTION OF SEED MIXTURE WILL DEPEND ON THE TIME OF YEAR APPLIED. SOUTH OF THE SITE TO PROTECT THE ADJACENT PROPERTIES AND ONSITE TREES. CONSTRUCTION ENTRANCE: SOILS: A STABILIZED PAVED CONSTRUCTION ENTRANCE WITH A WASH RACK LOCATED AT POINTS OF VEHICULAR INGRESS AND SOILS MAP IS INCORPORATED INTO EROSION CONTROL PLAN PHASE I WITH SOILS DATA INCLUDED WITH THIS NARRATIVE. EGRESS ON A CONSTRUCTION SITE. TO REDUCE THE AMOUNT OF MUD TRANSPORTED ONTO PAVED PUBLIC ROADS BY SEQUENCE OF CONSTRUCTION: MOTOR VEHICLES OR RUNOFF. PHASE I (BUILDING PAVILION II): CONSTRUCTION ENTRANCES SHALL BE INSTALLED AS SHOWN ON THE PLANS TO REDUCE THE AMOUNT SEDIMENT 1. NOTIFY ALBEMARLE COUNTY TO SCHEDULE A PRE -CONSTRUCTION MEETING AS REQUIRED. TRANSPORTED ONTO PUBLIC ROADWAYS. 2. PRIOR TO DISTURBANCES, THE LIMITS OF DISTURBANCE SHALL BE FLAGGED AND THE TREE PROTECTION FENCING SHALL BE SILT FENCE: INSTALLED. 3. NO EROSION CONTROL MEASURES MAY BE REMOVED DURING THE CONSTRUCTION PROCESS WITHOUT THE APPROVAL FROM A TEMPORARY SEDIMENT BARRIER CONSISTING OF A SYNTHETIC FILTER FABRIC STRETCHED ACROSS AND ATTACHED TO THE INSPECTOR ON THE PROJECT. SUPPORTING POSTS AND ENTRENCHED. TO INTERCEPT AND DETAIN SMALL AMOUNTS OF SEDIMENT FROM DISTURBED 4. THE PROPOSED CONSTRUCTION ENTRANCE WITH WASH AREAS SHALL BE INSTALLED AS SHOWN ON THE PLANS. THE AREAS DURING CONSTRUCTION OPERATIONS IN ORDER TO PREVENT SEDIMENT FROM LEAVING THE SITE. TO DECREASE CONSTRUCTION ENTRANCE TO BE INSTALLED WHERE CONSTRUCTION VEHICLE ROUTES INTERSECT PAVED PUBLIC ROADS, THE VELOCITY OF SHEET FLOWS AND LOW -TO -MODERATE LEVEL CHANNEL FLOWS. THE SILT FENCE BARRIERS SHALL BE PROVISIONS SHALL BE MADE TO MINIMIZE THE TRANSPORT OF SEDIMENT BY (VEHICULAR) TRACKING ONTO THE PAVED INSTALLED DOWN SLOPE OF AREAS WITH MINIMAL GRADES TO FILTER SEDIMENT LADEN RUNOFF FROM SHEET FLOW AS SURFACE. WHERE SEDIMENT IS TRANSPORTED ONTO A PUBLIC ROAD SURFACE, THE ROAD SHALL BE CLEANED INDICATED. THEY SHALL BE INSPECTED IMMEDIATELY AFTER EACH RAINFALL AND MAINTAINED IN ACCORDANCE WITH THE THOROUGHLY AT THE END OF EACH DAY. SEDIMENT SHALL BE REMOVED FROM THE ROADS BY SHOVELING OR SWEEPING VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK (VESCH). AND TRANSPORTING TO A SEDIMENT CONTROL DISPOSAL AREA. STREET WASHING SHALL BE ALLOWED ONLY AFTER PERMANENT STABILIZATION: SEDIMENT IS REMOVED IN THIS MANNER. THE ESTABLISHMENT OF PERENNIAL VEGETATIVE COVER ON DISTURBED AREAS BY PLANTING SEED. TO REDUCE EROSION 5. INSTALL THE INITIAL CONSTRUCTION MEASURES AS SHOWN ON THE PHASE I EROSION CONTROL SHEET. THIS INCLUDES (3) AND DECREASE SEDIMENT YIELD FROM DISTURBED AREAS. TO PERMANENTLY STABILIZE DISTURBED AREAS IN A MANNER SEDIMENT TRAPS, WIRE SILT FENCE, AND DIVERSION DIKES. MEASURES INTENDED TO TRAP SEDIMENT SHALL BE THAT IS ECONOMICAL, ADAPTABLE TO SITE CONDITIONS, AND ALLOWS SELECTION OF THE MOST APPROPRIATE PLANT CONSTRUCTED AS A FIRST STEP WITH ANY LAND DISTURBANCE ACTIVITY AND SHALL BE MADE FUNCTIONAL BEFORE UPSLOPE LAND DISTURBANCE TAKES PLACE. M MATERIALS. TO IMPROVE WLDLIFE HABITAT. TO ENHANCE NATURAL BEAUTY. UPON COMPLETION OF CONSTRUCTION MAT IALSIES, 6. ONCE ALL THE PHASE I EROSION CONTROL ITEMS HAVE BEEN INSTALLED AS SHOWN ON THE EROSION CONTROL PHASE I ALL AREAS VLF RECEIVE A PERMANENT VEGETATIVE COVER. PLAN AND THE INSPECTOR HAS APPROVED THE EROSION CONTROL MEASURES, THE CONTRACTOR CAN BEGIN THE MINIMUM TEMPORARY SEEDING: GRADING OPERATIONS. STABILIZATION MEASURES SHALL BE APPLIED TO EARTHEN STRUCTURES SUCH AS DAMS, DIKES, THE ESTABLISHMENT OF A TEMPORARY VEGETATIVE COVER ON DISTURBED AREAS BY SEEDING WITH APPROPRIATE AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION. RAPIDLY GROWING ANNUAL PLANTS. TO REDUCE EROSION AND SEDIMENTATION BY STABILIZING DISTURBED AREAS THAT 7. PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL WILL NOT BE BROUGHT TO FINAL GRADE FOR A PERIOD OF MORE THAN 30 DAYS. TO REDUCE DAMAGE FROM SEDIMENT GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN AND RUNOFF TO DOWNSTREAM OR OFF -SITE AREAS, AND TO PROVIDE PROTECTION TO BARE SOILS EXPOSED DURING DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR LONGER CONSTRUCTION UNTIL PERMANENT VEGETATION OR OTHER EROSION CONTROL MEASURES CAN BE ESTABLISHED. THAN 30 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE DUST CONTROL: THAN ONE YEAR. REDUCING SURFACE AND AIR MOVEMENT OF DUST DURING LAND DISTURBING, DEMOLITION AND CONSTRUCTION ACTIVITIES. TO PREVENT SURFACE AND AIR MOVEMENT OF DUST FROM EXPOSED SOIL SURFACES AND REDUCE THE PRESENCE OF AIRBORNE SUBSTANCES WHICH MAY PRESENT HEALTH HAZARDS, TRAFFIC SAFETY PROBLEMS OR HARM ANIMAL OR PLANT PHASE II (BUILDING OF PAVILION IV): 8. AS THE FIRST PART OF PHASE II, THE CONTRACTOR SHALL ENSURE THAT ANY DRAINAGE INLETS INSTALLED IN THE LIFE. PREVIOUS PHASE SHALL HAVE APPROPRIATE INLET PROTECTION AS SHOWN ON THE PLAN BEFORE BEGINNING TO BUILD DUST CONTROL MEASURES SHALL BE EMPLOYED TO PREVENT SURFACE AND AIR MOVEMENT OF DUST DURING PAVILION IV. DRAINAGE STRUCTURES SHALL OUTFALL INTO SEDIMENT TRAP #3 UNTIL THE SITE IS STABILIZED. CONSTRUCTION. MEASURES EMPLOYED SHALL BE IN ACCORDANCE WITH THE VESCH. 9. AFTER STORM DRAINAGE FOR PAVILION IV IS INSTALLED AND HAS APPROPRIATE INLET PROTECTION, SEDIMENT TRAP #2 TEMPORARY DIVERSION DIKE: CAN BE CONVERTED INTO DRY SWALE W. A RIDGE OF COMPACTED SOIL CONSTRUCTED AT THE TOP OR BASE OF A SLOPING DISTURBED AREA WHICH DIVERTS 10.PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL OFF -SITE RUNOFF AWAY FROM UNPROTECTED SLOPES AND TO A STABILIZED OUTLET, OR TO DIVERT SEDIMENT -LADEN GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN RUNOFF TO A SEDIMENT TRAPPING STRUCTURE. MAXIMUM EFFECTIVE LIVE IS 18 MONTHS. DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR LONGER ROCK CHECK DAMS: THAN 30 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE SMALL, TEMPORARY STONE DAMS CONSTRUCTED ACROSS A DRAINAGE DITCH TO REDUCE THE VELOCITY OF THAN ONE YEAR. CONCENTRATED FLOWS, REDUCING EROSION OF THE SWALE OR DITCH. LIMITED TO USE IN SMALL OPEN CHANNELS WHICH DRAIN 10 ACRES OR LESS; SHOULD NOT BE USED IN LIVE STREAMS. :BUILDING OF PAVILION VI III PHASE ( ) STORM DRAIN INLET PROTECTION: 11. AS THE FIRST PART OF PHASE III THE CONTRACTOR SHALL ENSURE THAT ANY DRAINAGE INLETS INSTALLED IN THE THE INSTALLATION OF VARIOUS KINDS OF SEDIMENT TRAPPING MEASURES AROUND DROP INLETS OR CURB INLET PREVIOUS PHASE SHALL HAVE APPROPRIATE INLET PROTECTION AS SHOWN ON THE PLAN BEFORE BEGINNING TO BUILD PAVILION VI. DRAINAGE STRUCTURES SHALL OUTFALL INTO SEDIMENT TRAP #3 UNTIL THE SITE IS STABILIZED. STRUCTURES PRIOR TO PERMANENT STABILIZATION OF THE DISTURBED AREA; LIMITED TO DRAINAGE AREAS NOT 12. PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL EXCEEDING ONE ACRE AND NOT INTENDED TO CONTROL LARGE CONCENTRATED STORMWATER FLOWS. GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN TEMPORARY SEDIMENT TRAP: DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT ( UNDISTURBED FOR LONGER A SMALL PONDING AREA, FORMED BY CONSTRUCTING AN EARTHEN EMBANKMENT WITH A STONE OUTLET ACROSS A THAN 30 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE DRAINAGE SWALE, TO DETAIN SEDIMENT -LADEN RUNOFF FROM SMALL DISTURBED AREAS FOR ENOUGH TIME TO ALLOW THAN ONE YEAR. MOST TO THE SUSPENDED SOLIDS TO SETTLE OUT. MAXIMUM EFFECTIVE LIFE IS 18 MONTHS. TEMPORARY SEDIMENT BASIN: PHASE IV: A TEMPORARY BARRIER OR DAM WITH CONTROLLED STORMWATER RELEASE STRUCTURES WHICH IS FORMED BY 13.ONCE THE SITE IS STABILIZED AND THE INSPECTOR HAS GIVEN APPROVAL THE CONTRACTOR CAN CONVERT SEDIMENT CONSTRUCTING AN EMBANKMENT OF COMPACTED SOIL ACROSS A DRAINAGEWAY. IT IS USED TO DETAIN TRAP 3 TO DETENTION BASIN 'B'. AFTER THE INSPECTOR HAS GIVEN APPROVAL SEDIMENT TRAP 1 CAN BE REMOVED. # # SEDIMENT -LADEN RUNOFF FROM DRAINAGE AREAS 3 ACRES OR GREATER FOR ENOUGH TIME TO ALLOW MOST OF THE NO ITEM SHALL BE REMOVED UNLESS THE UPSTREAM AREAS ARE STABILIZED AND THE INSPECTOR GIVES PERMISSION. SUSPENDED SOLIDS TO SETTLE OUT. IT CAN BE CONSTRUCTED ONLY WHERE THERE IS SUFFICIENT SPACE AND 14.MAINTAIN ALL EROSION CONTROL MEASURES AS SPECIFIED IN THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK, APPROPRIATE TOPOGRAPHY MAXIMUM EFFECTIVE LIFE IS 18 MONTHS UNLESS DESIGNED AS A PERMANENT POND BY A REMOVING ONLY WHEN APPROVED BY THE LOCAL PROGRAM ADMINISTRATOR IN ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. QUALIFIED PROFESSIONAL. Q 15. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE REMOVED WITHIN 30 DAYS AFTER FINAL SITE OUTLET PROTECTION: STABILIZATION OR AFTER THE TEMPORARY MEASURES ARE NO LONGER NEEDED, UNLESS OTHERWISE AUTHORIZED BY THE THE INSTALLATION OF RIPRAP CHANNEL SECTIONS AND/OR STILLING BASINS BELOW STORM DRAIN OUTLETS TO REDUCE LOCAL PROGRAM ADMINISTRATOR. TRAPPED SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION EROSION AND UNDER-CUTTNG FROM SCOURING AT OUTLETS AND TO REDUCE FLOW VELOCITIES BEFORE STORMWATER OF TEMPORARY MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND SEDIMENTATION. ENTERS RECEIVING CHANNELS BELOW THESE OUTLETS. CULVERT INLET PROTECTION: A SEDIMENT FILTER LOCATED AT THE INLET TO STORM SEWER CULVERTS WHICH PREVENTS SEDIMENT FROM ENTERING, ACCUMULATING IN AND BEING TRANSFERRED BY THE CULVERT. IT ALSO PROVIDES EROSION CONTROL AT CULVERTS SOIL DESCRIPTION DURING THE PHASE OF A PROJECT WHERE ELEVATIONS AND DRAINAGE PATTERNS ARE CHANGING, CAUSING ORIGINAL 19B-MINNIEVILLE LOAM-2% TO 7% SLOPES. THESE DEEP, WELL DRAINED SOILS ARE FOUND ON GENTLY SLOPING TO STEEP CONTROL MEASURES TO BE INEFFECTNE. HILLSLOPES. MODERATE RUNOFF, WITH MODERATE PERMEABILITY. SAFETY FENCE: A PROTECTIVE BARRIER INSTALLED TO PROHIBIT UNDESIRABLE USE OF AN EROSION CONTROL MEASURE. 36C -HAYESVILLE LOAM-7% TO 15% SLOPES. THESE DEEP, WELL DRAINED SOILS ARE FOUND ON GENTLY SLOPING TO STEEP RIDGES AND MOUNTAIN SLOPES. MODERATE RUNOFF, WITH MODERATE PERMEABILITY. PERMANENT STABILIZATION. PERMANENT SEEDING WILL BE APPLIED TO ALL DISTURBED AREAS AS PER THE PERMANENT STABILIZATION OF THIS EROSION & SEDIMENT CONTROL NARRATIVE. AFTER CONSTRUCTION IS COMPLETED, ALL DISTURBED AREAS OF THE SITE WILL BE LIMED, FERTILIZED, AND SEEDED AS PER CURRENT VDOT STANDARDS. THIS SHALL CONSIST OF THE FOLLOWING: TOP SOIL - 2" DEPTH LIME - 2 TONS/ACRE FERTILIZER - 600 LBS/ACRE OF 15-30-15 SEED - ERNST 5311 CONSERVA77ON SEED MIX - ERNMX-114 (45 LBS/ACRE PENNLAWN CREEPING RED FESCUE, 37.5 LBS/ACRE ARGILS KENTUCKY BLUEGRASS, 37.5 LBS/ACRE PARK KENTUCKY BLUEGRASS, 15 LBS/ACRE ANNUAL RYEGRASS & 15 LBS/ACRE PLEASURE PERENNIAL AFTER THESE AREAS ARE STABILIZED THEY WILL BE MOWED AND MAINTAINED ON A REGULAR BASIS. MAINTENANCE IN GENERAL, ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CHECKED DAILY AND AFTER EACH SIGNIFICANT RAINFALL. SPECIFIC ATTENTION WILL BE GIVEN TO THE FOLLOWING ITEMS. - A. SEDIMENT BASINS AND/OR TRAPS WILL BE CLEANED AND MAINTAINED IN ACCORDANCE WITH THE VIRGINIA EROSION & SEDIMENT CONTROL HANDBOOK. B. ALL GRAVEL OUTLETS WILL BE CHECKED REGULARLY FOR SEDIMENT BUILDUP THAT WILL PREVENT PROPER DRAINAGE. IF THE GRAVEL IS CLOGGED BY SEDIMENT THE GRAVEL WILL BE REMOVED AND CLEANED, OR IT WILL BE REPLACED. C. ALL SILT FENCE BARRIERS WILL BE CHECKED REGULARLY FOR UNDERMINING OR DETERIORATION OF THE FABRIC AND REPAIRED AS REQUIRED. SEDIMENT SHALL BE REMOVED WHEN THE LEVEL OF SEDIMENT DEPOSITION REACHED HALF WAY TO THE TOP OF THE BARRIER. D. ALL SEEDED AREAS WILL BE CHECKED REGULARLY TO SEE THAT A GOOD STAND IS MAINTAINED. AREAS SHOULD BE FERTILIZED AND RESEEDED AS NEEDED. STORMWATER RUN-OFF CONSIDERATIONS.- STORMWATER MANAGEMENT • 7HE STORMWATER RUNOFF FROM THIS PROJECT DRAINS TEMPORARILY TO THE TRAPS THE SEDIMENT TRAPS WILL BE REMOVED AFTER THE DEVELOPMENT OF THE WHITE GABLES PROJECT OUTLET PROTECTION SIZING TYPE LENGTH WIDTH DEPTH OP1 VDOT CLASS 1 A 33.5' 3' 1. 5' OP2 VDOT CLASS 1 A 4' 2.5' 1. 5' SCOTT/R. CT?LLINSZ Lic. No. 0357911c:_ A 5/24/21 ,4f I z 0 a rrAA U) of Zto w O 0 z O N m �/I� > W U) W I-_ F z z w w 2: 2: E E 0 0 �� 0 0 U U U1 U1 0 0 0 0 a a N W N N a Z- N v o ON M Try z Q 0 V_ rn J 00 ZcM 0- O) N G C IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII M � / U\) 1 11 1 N O N z ''-' N CL,LJ I -I Q G Q J Z Q Z _J W z U) p aRaIIIIIIIIIIIIIIIIIIIIIIIIN LU Q IY 2!z O 0 J Q UU 12�J _ 0-z U LU W �E W Y �� c) w W V / LU U) Ul O 1"1 W Q U) Z� 2: clC IIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIIII U) � w J w J CO J Q (Qn V O W 0 O N H-1 U r, 3: I-_ = W JOB NO. 202187 SCALE AS NOTED SHEET NO. 3