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HomeMy WebLinkAboutWPO202100025 Plan - VSMP 2021-08-05SITE DATA OWNER / DEVELOPER: PROPERTY ADDRESS PLAN PREPARER: TAX MAP PARCEL No: LOT AREA: KARCZEWSKI, DOUGLASS L. 1081 EAST WATER STREET CHARLOTTESVILLE, VA 22902 BUNDORAN FARM, LOT A9 NORTH GARDEN VA, 22959 ROUDABUSH, GALE, & ASSOCIATES, INC 999 SECOND STREET CHARLOTTESVILLE, VA. 22902 (434)-977-0205 '�I:I�Y�I�II�bII�l�II�xll�l�� 23.64 AC. ZONING: RURAL AREAS DISTRICT (RA) USE.- 1 DETACHED SINGLE FAMILY RESIDENTIAL DWELLING, 1 BARN BUILDING HEIGHT: MAXIMUM STRUCTURE HEIGHT IS 35 FEET SETBACKS: FRONT(PRIVATE ROADS) SIDE REAR 25' 25' 35' PROPOSED IMPERVIOUS AREA: 0.52 AC. PROPOSED TURF AREA: 2.14 AC. PROPOSED OPEN SPACE AREA: 16.04 AC. MAGISTERIAL DISTRICT.• SAMUEL MILLER DRAINAGE DISTRICT NORTH FORK HARDWARE RIVER, HUC ✓M46 BOUNDARY DR. 4773PG. 701 (PLAT) TOPOGRAPHY- ROUDABUSH, GALE & ASSOCIATES, INC. JANUARY 8, 2021 CRI77CAL SLOPES CRI77CAL SLOPES EXIST ON THIS SI7F & ARE LOCATED AS SHOWN. NO CRI77CAL SLOPE AREAS EXIST WITHIN THE LIMITS OF DISTURBANCE. FLOODPLAIN: THE AREA SHOWN HEREON IS LOCATED IN ZONE X" AREA DETERMINED TO BE OUTSIDE THE 0.29 ANNUAL CHANCE FLOOD PLAIN AS SHOW ON FEMA MAP NO 51003C04000, EFFEC77VE FEBRUARY 4, 2005. THIS DE7ERMINA710N HAS BEEN MADE BY GRAPHIC ME7HODS, NO ELEVATION STUDY HAS BEEN PERFORMED AS A POR77ON OF THIS PROJECT. THE S7REAM BUFFER(S) SHOWN HEREON SHALL BE MANAGED IN ACCORDANCE WNH THE ALBEMARLE COUNTY WATER PR07EC77ON ORDINANCE. THIS S17E IS NOT LOCATED WITHIN THE WA7ERSHED OF A PUBLIC WATER SUPPLY RESERVOIR. GENERAL EROSION CONTROL NOTES BUNDORAN FARMliiiiiiiiiiiTMP 86liiiiiiiiii38 EROSION CONTROL AND STORMWATER MANAGEMENT PLAN WORK AREA PROTECTION & MAINTENANCE 1. ALL FENCES REQUIRED TO BE REMOVED OR DISTURBED BY CONSTRUCTION SHALL BE SALVAGED, STORED, PROTECTED AND RE -INSTALLED BY CONTRACTOR AT THE DIRECTION OF AND LOCATION DESIGNATED BY THE PROJECT MANAGER. IF SUCH FENCE MATERIAL CANNOT BE REUSED DUE TO DAMAGE CAUSED BY CONTRACTOR, CONTRACTOR SHALL INSTALL NEW FENCE OF THE SAME TYPE OF MATERIAL. TEMPORARY FENCING REQUIRED BY PRIVATE PROPERTY OWNERS SHALL BE PROVIDED BY CONTRACTOR. CONTRACTOR IS ADVISED TO CONTACT PROPERTY OWNERS AT LEAST FORTY-EIGHT (48) HOURS IN ADVANCE OF REMOVING ANY FENCE IN ORDER TO COORDINATE RELOCATION AND/OR PROTECTION OF ANY ANIMALS, AND TO ESTABLISH AND CONFIRM WITH THE OWNER THE PRE -CONSTRUCTION CONDITION OF ANY FENCE TO BE REMOVED, DISTURBED OR REPLACED. 2. CONTRACTOR IS PERMITTED TO WORK IN THE PUBLIC RIGHT-OF-WAY (FOLLOWING ISSUANCE OF VDOT APPROVAL) AND ANY TEMPORARY OR PERMANENT EASEMENT (FOLLOWING VERIFICATION OF EXISTENCE OF EASEMENT) SHOWN ON THE PLANS. HOWEVER, CONTRACTOR SHALL NOTIFY PROPERTY OWNER(S) FORTY-EIGHT (48) HOURS PRIOR TO WORKING ON ANY PRIVATE PROPERTY TO GAIN AND COORDINATE ACCESS AND TO DETERMINE A STORAGE AREA FOR MATERIALS IF NEEDED. COORDINATION OF ACCESS TO PUBLIC RIGHT-OF-WAY AND STORAGE OF MATERIALS THEREON SHALL BE COORDINATED WITH VDOT AND THE PROJECT MANAGER. CONTRACTOR'S FAILURE TO SO NOTIFY AND COORDINATE WITH PROPERTY OWNERS AND/OR THE PROJECT MANAGER MAY RESULT IN DELAYS. 3. CONTRACTOR SHALL, AT HIS EXPENSE, MAINTAIN THE WORK SITE IN A CLEAN AND ORDERLY APPEARANCE AT ALL TIMES. ALL DEBRIS AND SURPLUS MATERIAL COLLECTED SHALL BE DISPOSED OF OFF THE WORK SITE BY CONTRACTOR, AT HIS EXPENSE. 4. EXISTING LAWNS, TREES, SHRUBS, FENCES, UTILITIES, CULVERTS, WALLS, WALKS, DRIVEWAYS, POLES, SIGNS, RIGHT-OF-WAY MONUMENTS, MAILBOXES AND THE LIKE SHALL BE PROTECTED FROM DAMAGE DURING THE WORK. ANY DAMAGE CAUSED TO SUCH ITEMS SHALL BE REPAIRED OR REPLACED BY CONTRACTOR AT NO ADDITIONAL COST. PROPERTY PINS DISTURBED BY CONTRACTOR THAT ARE NOT SHOWN ON THE PLANS TO BE DISTURBED SHALL BE RESTORED BY A LICENSED SURVEYOR AT CONTRACTOR'S EXPENSE. 5.CONTRACTOR SHALL EMPLOY EROSION CONTROL DEVICES AND METHODS AS REQUIRED TO MEET THE REQUIREMENTS AND INTENT OF THE LOCAL EROSION CONTROL ORDINANCE. CONTRACTOR SHALL PROVIDE THE NECESSARY DIVERSION DITCHES, DIKES OR TEMPORARY CULVERTS REQUIRED TO PREVENT MUD AND DEBRIS FROM BEING WASHED ONTO THE STREETS OR PROPERTY. CONTRACTOR'S VEHICLES SHALL BE KEPT CLEAN TO PREVENT MUD OR DUST FROM BEING DEPOSITED ON STREETS. NO AREA SHALL BE LEFT DENUDED FOR MORE THAN SEVEN (7) CALENDAR DAYS. VEGETATION 1. PRIOR TO REMOVING ANY VEGETATION, CONTRACTOR SHALL MEET WITH THE PROPERTY OWNERS AND THE PROJECT MANAGER TO REVIEW THE LIMITS OF CONSTRUCTION AND OBTAIN PERMISSION TO REMOVE VEGETATION REQUIRED TO DO THE WORK. 2.TREE AND PLANT ROOTS OR BRANCHES THAT MAY INTERFERE WITH THE WORK SHALL BE TRIMMED OR CUT ONLY WITH THE APPROVAL OF THE PROJECT MANAGER. ANY TREES OR PLANTS WHICH ARE SHOWN TO REMAIN THAT DO NOT INTERFERE WITH THE WORK, BUT ARE DAMAGED BY CONTRACTOR OR HIS SUBCONTRACTORS, SHALL BE REPAIRED OR REPLACED BY CONTRACTOR AT NO ADDITIONAL COST. 3. CONTRACTOR SHALL CLEAN UP, RESTORE, SEED AND MAINTAIN ALL DISTURBED AREAS IMMEDIATELY UPON COMPLETION OF WORK ON EACH SITE. TOPSOIL, SEED, FERTILIZER AND MULCH SHALL BE PLACED IN ACCORDANCE WITH ESC AUTHORITY STANDARDS ON ALL DISTURBED AREAS. A PERMANENT STAND OF GRASS ADEQUATE TO PREVENT EROSION SHALL BE ESTABLISHED PRIOR TO FINAL ACCEPTANCE. 4. THE ACT OF RESEEDING SHALL NOT QUALIFY AS "STABILIZED". THE CONTRACTOR SHALL BE RESPONSIBLE TO ESTABLISH VEGETATION, NOT SIMPLY APPLY SEED AND MATERIALS. SITE MIDDLEBRAN FARMS l� O E� 3 F ROC F, VICINITY MAP SCALE: 1"=2,000 FEET SINGLE FAMILY CONSTRUCTION 1. SILT FENCE, SEDIMENT TRAPS AND OTHER PROTECTIVE MEASURES SHALL BE PROVIDED IN AREAS WHERE SEDIMENT FROM DISTURBED AREAS MAY LEAVE THE SITE, AND MUST BE PROPERLY INSTALLED BEFORE LAND DISTURBANCE. THESE MEASURES MUST REMAIN INSTALLED AND MAINTAINED UNTIL ADEQUATE STABILIZATION IS ACHIEVED AS DETERMINED BY THE PROGRAM AUTHORITY. 2. ALL EROSION MEASURES ARE SUBJECT TO INSPECTION PERIODICALLY AND AFTER EACH RUNOFF -PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES AND CLEANUP OF SEDIMENTATION MUST BE MADE IMMEDIATELY. IF EROSION CONTROL MEASURES ARE FOUND TO BE INADEQUATE, OR IN NEED OF REPAIR, BY A COUNTY INSPECTOR, YOU WILL BE NOTIFIED. 3. A TEMPORARY STONE CONSTRUCTION ENTRANCE SHALL BE PROVIDED WHEREVER TRAFFIC WILL BE LEAVING A CONSTRUCTION SITE AND WHERE THERE EXISTS THE POSSIBILITY OF TRANSPORTING MUD DIRECTLY ONTO A ROAD OR OTHER PAVED AREA. 4. ALL DENUDED AREAS ON THE SITE SHALL BE STABILIZED WITHIN SEVEN (7) DAYS OF FINAL GRADING WITH PERMANENT VEGETATION OR A PROTECTIVE GROUND COVER SUITABLE FOR THE TIME OF YEAR. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN (7) DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT (UNDISTURBED) FOR LONGER THAN THIRTY (30) DAYS. 5. A PERMANENT STABILIZATION/VEGETATIVE COVER SHALL BE ESTABLISHED ON ALL DENUDED AREAS WITHIN NINE (9) MONTHS OF THE START OF CLEARING OR GRADING. UNLESS DOCUMENTED IN WRITING TO THE PROGRAM AUTHORITY AT THE START OF LAND DISTURBANCE, THE NINE (9) MONTHS SHALL BE MEASURED FROM THE PERMIT ISSUANCE DATE. 6. DURING CONSTRUCTION OF THE PROJECT, SOIL STOCK PILES AND BORROW AREAS SHALL BE STABILIZED, COVERED, OR PROTECTED WITH SEDIMENT TRAPPING MEASURES. 7. ALL STORM SEWER INLETS THAT ARE OPERABLE DURING CONSTRUCTION SHALL BE PROTECTED SO THAT SEDIMENT -LADEN WATER CANNOT ENTER THE STORM WATER CONVEYANCE SYSTEM WITHOUT FIRST BEING FILTERED OR OTHERWISE TREATED TO REMOVE SEDIMENT. B. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL NOT BE REMOVED UNTIL DISTURBED AREAS ARE STABILIZED. AFTER STABILIZATION IS COMPLETE, ALL MEASURES SHALL BE REMOVED WITHIN 30 DAYS UNLESS OTHERWISE AUTHORIZED BY THE PROGRAM AUTHORITY. TRAPPED SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION OF TEMPORARY MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND SEDIMENTATION. EROSION & SEDIMENT CONTROL LEGEND n z ■ CE F3. 0 2 CONSTRUCTION ENTRANCE sCC 3.17 STORMWATER CONVEYANCE CHANNEL RS 3.03 CRS STTABILIZATION TIN ROAD QP H 4) OUTLET PROTECTION SF 3.05�� SILT FENCE SC 3.25 UTILITY STREAM CROSSING DIVERSION TS [3.31] TS TEMPORARY SEEDING O O CWD CLEAN WATER DIVERSION PDR PS PERMANENT SEEDING @ H DC DUST CONTROL TOTAL DISTURBED AREA = 1.96 ACRES SHEET INDEX SHEET 1-------- COVER SHEET SHEET 2-------- EXISTING CONDITIONS SHEET 3-------- EROSION CONTROL PLAN -PHASE 1 SHEET 4-------- EROSION CONTROL PLAN -PHASE 2 SHEET 5 EROSION CONTROL NARRATIVE SHEET 6-------- EROSION CONTROL NOTES &DETAILS SHEET 7-------- STORMWATER MANAGEMENT PLAN SHEET 8 MITIGATION PLAN APPROVED by the Albemarle County Community Development Department Date 6/5/21 File WP0202100025 STORMWATER MANAGEMENT CALCULATIONS WATER QUALITY CONTROL: The stormwater Management Plan and calculations for Bundoran Farms, Lot H3-R, demonstrate VSMP compliance by utilizing recorded Greenbelt/Farmbelt easements, Sustainable Design Development Guidelines, and Community Charter which limit the building site acreages, the maximum amount of impervious areas associated with development, and the activities permitted in forested and open spaces on these lots. See below for applicable excerpts from these documents. D.B. 3486, PG. 153: Overview of Green Belt and Farm Belt Easement, Operational Areas and Potential Homesites, Plat Notes for Bundoran Farm, Note 4, reads in part: "Farm Belt and Green Belt Easements: All portions of lots outside of the homesites shown on this plat, as it may be revised, amended or supplemented, are subject to farm belt and green belt easements, as defined in the Community Charter referenced in Note 1, above. ... Use of any portion of the lot outside of the homesite is restricted by such easements and otherwise as provided in the Community Charter. Such easements are for the purpose of engaging in agricultural operations and activities and such farm, forest, land, water, and wildlife management and environmental activities and practices as may be authorized pursuant to the Community Charter." D.B. 3500, PG 1-112: Community Charter for Bundoran Farm (Charter) Charter, Ch. 3.1, pg. 12 (2nd paragraph) "All portions of a Lot outside of the Homesites) on such Lot shall be subject to the Farmbelt and Greenbelt Easement described in Chapter 13." Charter, Ch. 13.9, pg. 49 "The Founder hereby grants to the Association, its successors, and assigns a perpetual, exclusive easement (subject to any pre-existing rights and easements) over all portions of the Community lying outside the boundaries of the Homesites ("Farmbelt and Greenbelt Easement") for the purposes of: (a) engaging in agricultural operations and activities within those portions of the easement area consisting primarily of pastures and fields suitable for such activities... (b) engaging in ... timbering, logging, and silviculture activities as the Farm Management Committee deems appropriate for maintenance of the Greenbelt Zone in its natural condition as forest or open space, wildlife management activities, and recreational pursuits such as hiking, horseback riding, and other recreational activities... (c) engaging in such other forest, land, water, and wildlife management and environmental activities and practices as the Board, upon recommendation of the Farm Management Committee deems appropriate." Bundoran Farm, A Property Owner's Guide to Sustainable Design &Development (Guide) pg. 37: "Impervious Cover Threshold: To preserve the function of existing natural systems to the greatest possible extent, Bundoran Farm has defined a threshold of impervious area within the Development Zone of a homesite. The threshold is intended to help maintain groundwater recharge rates and reduce localized and downstream stormwater problems. The impervious cover threshold fora Development Zone is consistent with the Virginia Chesapeake Bay Preservation Act, which requires stormwater management on development projects that create more than 16 percent impervious area. The average size of a Development Zone at Bundoran Farm is 1 acre, or 43,560 square feet, and the 16 percent impervious area threshold is roughly 7,000 square feet. Development Zones with more than 7,000 square feet of total impervious cover must employ LID techniques to mitigate for the impervious area that exceeds 7,000 square feet. Impervious surfaces can include the roof area of the house, garage, outbuildings, and outdoor areas made with impermeable materials, such as the patio, parking and driveway section located within the Development Zone." A mN w d � rn N Gyy 0 J O N F� oz (oa `$ ~ Z QW O Q ¢ ¢ w O W S in 0 U Q O N = o 0 o W Q Qa J Z Z� �5 LL Z rn rn rr > ^A� a rr a o F+ Q W J O ¢ ~ J o N N a 0 w U 06 S rn W �2 d m0 IL I I �o{4$PyTa of Gl�� r o � Dustin nEE.GrGreene Lic. No. � _P 55833 �v' OA, 7/07/21 G�� SSIONAL E� Q Z_ C7 Z > < W J a W �U W z W CO LL (nper)0 W Z w W tr 0 w < Er < C) rx _ D_ F: O''Y^^COF W VJ 00 U) O Z OW Q U N Q W U ~� Q � Q C Y W W m J L.L J W � W QC I z 0 a V W 0 a 0 o 0 ZO z z �++ o� d� o U o � � 0 U ti W N ~ O z DESIGNED BY: DEG DRAWN BY: ARC CHECKED BY: DEG DATE: 04-21-21 SCALE: N.T.S. JOB: 20.2154 FILE: 20.2154 SHEET: OF 08 `---//// // / /—------- / / ---- — /// / TMP-86-37 / \ N/WOODLAND FAf"MS OF \ \ VIRGINIK,'LLC. / D-Er4780 PG°2- \ i TMP 88 38 RITI AL S OPE OCA ION / -N/P� I�ARCCZEWSKI, DO�JGLASS-L. / / / / / / /— / - — / P AL EMA E GI / / -- / ( ) --/// / / a, / \ \ / / / / / / / ` — — — — \ / ORANGE / �`FLAG iWELLHEA TOP=864.6 850 \ \ 60� /,1/ / / / /-----$U / //��� I \ / l / l l \\_ / / / / -_\ \� _ _\ _ / 1 I I I \ \ I I FEET ORANGE ORA GE RAG GEN81U!E404.72'(T) FLAG 840 PROPOSD�a E\ �~ PI IS HOMESITE�AG / _ ✓ / / I I — _ — — / / / 72" POPLAR \ \ \ \ / / // \-I / / I 1 y \25'SBL \ \ \ CRITIC SL MA LOCATION i \ TREE / / / x / / \ _ _ \ ✓ / / / / I / — — — — — - / / / (f� ENfARLE/IS) / / / J / / / 1 1� 1 14 \ \ \ � ALLB I S / / / l / STR AM-BUIF ER \ � \ / \ \ \ — \ / 14 �� / / /gap \\ \ \ \ \ \ _ PINK / / / (PER /ALBEMARLE GIS) 1� \ \ \ EAM BUFFER \ /. � � \\ \ \ \ � /FLAG � � // � (PER �BEMARLE GIS) � \ ORANGE/ / / / s� \ \ \ \ —FLAG / / / // o;-- \ HOME SITE LOCATION PER \ \ i / / / / / / j / ` - \ 2016 EXHIBIT — ' / /. / // / / \ Ln n w _16tip- \ / / / / /a // // r _ \ N \ I W \ — see * 4 x A// oo / \DEVELOPMENT ZONE— — LOCATION PER \ \ \ /---_�---� / / / / / , 2016EXHIBIT --^� �/ / / / / / i / 1�"Ck // EXISTING CREEK / Inv-779. 5 \ \ \ \ / alp/ / �� — — — — � / / / / — — — \ \ �` — / / / CROSSING*(,� 0000 25" MA go— /12 CMP UND\RIPRAP j — — — \ — — / — — �• o / / — — — — — // / / \ / / S82°49'31"W 977.94'(T)-CIS @ 20 FEET80 . o STREAM BUFFER— / (PER ALBEMARLE GIS)— / — / 40' P�IVATE RIG��T-OF-WAY 3486PC\7 � // \ // // ���ITMP 86-39 N/F CORE BUNDORAN FARM, E C. / / — X X —� X X F �E Xz / DB:5045 PG:782 / / —� �� / X -cX ��ti l — — — — — STREAM LOC1�7 — —_ � - x x PER ALBEMARLE \ _ SOIL BOUNDARY NOTES: 1. THIS PLAT HAS BEEN PREPARED WITHOUT THE BENEFIT OF A TITLE REPORT AND DOES NOT THEREFORE NECESSARILY INDICATE ALL ENCUMBRANCES ON THE PROPERTY SHOWN HEREON. 2. THIS PLAT HAS BEEN PREPARED FROM AN ACTUAL FIELD SURVEY COMPLETED JANUARY 8, 2021, USING MONUMENTS FOUND TO EXIST AT THE TIME OF THIS SURVEY. 3. HOME SITE AND DEVELOPMENT ZONE ARE SHOWN AS PER AN EXHIBIT DATED 2016. 4. STREAM LOCATIONS, STREAM BUFFER AND CRITICAL SLOPE LOCATIONS ARE SHOWN PER ALBEMARLE COUNTY GIS DATA. 5. THE AREA SHOWN HEREON IS LOCATED IN ZONE "X" AREA DETERMINED TO BE OUTSIDE THE 0.2% ANNUAL CHANCE FLOOD PLAIN AS SHOWN ON FEMA MAP NO 51003CO400D, EFFECTIVE DATE FEBRUARY 4, 2005. THIS DETERMINATION HAS BEEN MADE BY GRAPHIC METHODS, NO ELEVATION STUDY HAS BEEN PERFORMED AS A PORTION OF THIS PROJECT. 6. PARCEL IS ZONED RA (RURAL AREAS) SETBACKS: FRONT-75'(PUBLIC ROADS), FRONT-25'(PRIVATE ROADS), SIDE-25', REAR-35' 7. ELEVATION IS BASED UPON NAVD 88 8. OWNER OF RECORD: KARCZEWSKI, DOUGLASS L. 9. SOURCE OF TITLE: PG:5420 PG:611(TITLE), PG:4773 DB:701(PLAT) 40 0 40 80 120 SCALE. 1 " - 40' LEGEND SBL BUILDING SETBACK LINE IF IRON FOUND IS IRON SET 14 A W O N S m N O ij Q >¢ Q >Fi w 0� z Q N-3 Q G ¢ w O �W K a0 M o Z) �0 o� o a a J z z� IE x U) o Vi U) o a Z > o rn rn 0 a w N Q M a Q W N J O o 0 w U O N Q Q a mt7n U z 0 a u 0 w a 0 O z r z w o 2 a 0 o N } Z w o z 0 0 r, w � o o o� z DESIGNED BY: DEG DRAWN BY: I ARC CHECKED BY: DEG �Pvzx of t,OOA 7 Dustin E. Greenenn/n E�Green(ee Lic. No. Q• I APo 55833 7/07/21 G SS1ONAL E� Q Z_ U Z a w U �z W m J w co (nC) MU W J w cr z CDU) E-- Q Q U U Z o O Y U) M co z � a- U O W Q x w UUZ C/) O a Y Im 0 W J J_ w J W 7 Q to DATE: 04-21-2021 SCALE: 1 "=40' JOB: 20.2154 FILE: 20.2154 SHEET: C2 OF 07 O GA\TMPR0A2021RRndman I A9HmmanwVnginaedng\M(AEXISINGCONDnON$dw9,]/6/20211191:16AM•Avf DPDF(GenwalD menMWn),p6 EROSION & SEDIMENT CONTROL LEGEND CE [3. 0 2 CONSTRUCTION ENTRANCE SCC 3.17 STORMWATER CONVEYANCE CHANNEL CONSTRUCTION CRS 3.03 CRS STABILIZATION ROAD Q P F 180 OUTLET PROTECTION SF F .05 SILT FENCE USC :3.:25] UTILITY STREAM CROSSING F .12 DIVERSION TS 3.31 TS TEMPORARY SEEDING CW(] CLEAN WATER DIVERSION PS [3. 3 2 PS PERMANENT SEEDING D C 3,39 DC DUST CONTROL TOTAL DISTURBED AREA = 1.96 ACRES CWD 04cz cp � SF q A,.� 196 \ \ \ --5000 VON STRr �------------------------ 0-0 L SEQUENCE OF CONSTRUCTION , 1. AFTER OBTAINING ALL REQUIRED PERMITS THE CONTRACTOR SHALL � 1 COORDINATE APRE-CONSTRUCTION MEETING, ALLOWING 72 HOURS FOR ITS COORDINATION. 2. INSTALL CONSTRUCTION ENTRANCE OFF OF BUNDORAN DRIVE. 2.1. SHOULD THE TEMPORARY CONSTRUCTION ENTRANCE OFF OF BUNDORAN DRIVE NOT BE MAINTAINED PROPERLY OR AN EXCESSIVE AMOUNT OF SOIL FOUND TRACKED ONTO THE PRIVATE ROADWAY, THEN A PAVED CONSTRUCTION ENTRANCE, WATER TANKER TRUCK WITH TWO (2) PRESSURE WASHERS AND A SETTLING AREA MAY BE REQUIRED BY THE EROSION AND SEDIMENT CONTROL PROGRAM ADMINISTRATOR. SS I I I I 3. INSTALL DRIVEWAY TO THE EASTERN SIDE OF STREAM. �880� C(�ITICf�L SLdPE L CATION 4. PROVIDE SILT FENCE 1 BEHIND THE TOP EDGE OF THE LIVE STREAM NORMAL WATER SURFACE ELEVATION._/�8781 \ � I(PER ALBEMARL� GIS 5. DIVERT THE LIVE STREAM USING DIVERSION CHANNEL CROSSING TYPE A FOR UTILITY STREAM CROSSINGS. � � 6. REMOVE THE 12" EXISTING CULVERT.876- -- - - �b`O x I 7. INSTALL THE 24" HOPE CULVERT. //874- -_ - - - � 8. STABILIZE AREAS IN AN AROUND THE CULVERT PIPE, INLETS AND OUTFALLS. 872- 9. DIVERT THE LIVE STREAM BACK THROUGH THE 24" CULVERT. EL�` IS @ 20 \ .FEET � 10. REMOVE DIVERSION CHANNEL AND FILL IN THE REMAINDER OF THE DRIVEWAY CROSSING THE STREAM. 11. CLEARING AND GRUBBING SHALL FIRST BE LIMITED TO THAT NECESSARY TO INSTALOTHER IMETER CONTROLS. ALL L SILT FENCE, AN D-- - - - - - - - UPSLOPEERAND DISTURBANCE THATPTA ES PLACERIMETER MUST BE MADE FUNCTIONAL PRIOR TO ANY 8619¢ `. - i 12. CLEAR AND GRUB THE REMAINDER OF PROJECT AREA. 12.1. THE LAND DISTURBANCE SHALL BE RESTRICTED TO THE LIMITS OF DISTURBANCE SHOWN IN THE APPROVED 404.72 EROSION CONTROL PLANS. N81'37ts '2 12.2. THESE LIMITS ARE CONFINED TO THE PROPERTY BOUNDARIES SHOWN HEREON THIS PLAN. 13. DENUDED AREAS SHALL DRAIN TO AN APPROVED EROSION CONTROL MEASURE AT ALL TIMES DURING CONSTRUCTION. `.�\2 14. PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO ALL DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED / / / / / 7-8¢6 - Q• / / / //� � ^� � i I I I III � � � � I m \ \ � \ \ WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT FOR LONGER 84 THAN 30 DAYS. PERMANENT STABWZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE � THAN ONE YEAR. /� u I I 15. LIME, FERTILIZE AND APPLY TEMPORARY OR PERMANENT SEEDING TO ALL DENUDED AREAS IMMEDIATELY AFTER / CWD ACHIEVING FINAL GRADES. � OPL STREAM BUFFER 16. ALL PERMANENT SLOPES STEEPER THAN 3:1 SHALL RECEIVE STABILIZATION WITH LANDSCAPING VEGETATION HARDIER \E `__l_fplER A�BEMAR GIS) STREAM BUFFER�s- THAN GRASS WHICH WILL NOT REQUIRE MOWING. `5- 17. AFTER PROPOSED CONSTRUCTION IS COMPLETED AND THE SITE IS COMPLETELY STABWZED PERMISSION IS TO BE SF / �� � ((�R ALBEMARLE\ IS) �\- OBTAINED FROM THE EROSION CONTROL INSPECTOR FOR THE REMOVAL OF SILT FENCING AND OTHER REMAINING . / / /- ti`O /- TEMPORARY EROSION CONTROL MEASURES. � / / / � �/ � � ...7 o /CRITIC/1L SLOE LOC ION _ � / ; � � � ro / (P R AL�EMARL GIS) / � TIP / �s / � / j / 0�'``� \ 1 =' P CA '6 0� �'00p6 cso 80 i "��o �� o/ R�MkTS OF / cb�SF DYSTURBA�//�/�i�9� lo. o A/�DIST�IR AN'CE RACK \ `�� �R�P�. 24 `�iDI�E DIRE CT WASH � / ao�//CC �\� SCE WATEf2�T0 ��/ 1=77 \��\ - \ SETTLEMENT � �I M I T� OF \ X/cep 9>6 \ D CRS o X v AREA DIS/TbRBANCE�, �,� -kX _s \ EX. 12RIP P( \ A82 - FEET �/ \ S82'49' 31"W 977.94' O % � 826- - / / / / / / / / � � / / �f► / / 1 i �] � � \ \ RIPRAP 40' PRfVATE RIG14T-OF-WAY \ ,I1a, CLASS I DB�3486 PG•�87 \ ,.4�STREAM�FFER 8/81aIS ----� -816-(PER A� ARLE GI- LIi'rS OF // �-x-x--k-x-x- 1x-x-x /x-x/x- -x �-x -x J \ � / ,r✓'� / / �' � / Fy, �,...- - - - - - - - e- / ' LIMITS OF----(PERALBEMARLE_GIS --_---------------- SURVEY - - - - - - - - - - - - - - -----_, kL 14 A O N w dTm N Q J Q N �f > q. 010 z ¢ n J um)J = > ¢ W w K aU o 0 = o U o Q q J Z z� x N> En o ��----,� LL C7 W \Z rn rn / N M a ( Q V W N > w (n uLLi Z O Q ¢ O w w a w = mom= a mvlU LLLj AyTH OF vjp�`�2 o U � y 41 Dustin E. �reene Lic. No. Q 55833 7/07/21 SS1ONAL EN g z_ 0 IE W U w w z m J � Q � LL 0 R. I �z Uz W Q Q 0 a J IL U a 0 0 cr Cn 00 z z > Q _j O O w g z U N < w zU L O Q QIr W O Y w J W � w Z) a U) MUM I z 0 a V 0 w a 0 O z z F z w o � d � � o N w z o � 0 N w� r o o � z DESIGNED BY: DEG DRAWN BY: ARC CHECKED BY: DEG DATE: 04-21-21 SCALE: 1 "=40' JOB: 20.2154 FILE: 20.2154 C3 SHEET: OF OS SEQUENCE OF CONSTRUCTION , 1. AFTER OBTAINING ALL REQUIRED PERMITS THE CONTRACTOR SHALL � 1 COORDINATE APRE-CONSTRUCTION MEETING, ALLOWING 72 HOURS FOR ITS COORDINATION. 2. INSTALL CONSTRUCTION ENTRANCE OFF OF BUNDORAN DRIVE. 2.1. SHOULD THE TEMPORARY CONSTRUCTION ENTRANCE OFF OF BUNDORAN DRIVE NOT BE MAINTAINED PROPERLY OR AN EXCESSIVE AMOUNT OF SOIL FOUND TRACKED ONTO THE PRIVATE ROADWAY, THEN A PAVED CONSTRUCTION ENTRANCE, WATER TANKER TRUCK WITH TWO (2) PRESSURE WASHERS AND A SETTLING AREA MAY BE REQUIRED BY THE EROSION AND SEDIMENT CONTROL PROGRAM ADMINISTRATOR. SS I I I I 3. INSTALL DRIVEWAY TO THE EASTERN SIDE OF STREAM. �880� C(�ITICf�L SLdPE L CATION 4. PROVIDE SILT FENCE 1 BEHIND THE TOP EDGE OF THE LIVE STREAM NORMAL WATER SURFACE ELEVATION._/�8781 \ � I(PER ALBEMARL� GIS 5. DIVERT THE LIVE STREAM USING DIVERSION CHANNEL CROSSING TYPE A FOR UTILITY STREAM CROSSINGS. � � 6. REMOVE THE 12" EXISTING CULVERT.876- -- - - �b`O x I 7. INSTALL THE 24" HOPE CULVERT. //874- -_ - - - � 8. STABILIZE AREAS IN AN AROUND THE CULVERT PIPE, INLETS AND OUTFALLS. 872- 9. DIVERT THE LIVE STREAM BACK THROUGH THE 24" CULVERT. EL�` IS @ 20 \ .FEET � 10. REMOVE DIVERSION CHANNEL AND FILL IN THE REMAINDER OF THE DRIVEWAY CROSSING THE STREAM. 11. CLEARING AND GRUBBING SHALL FIRST BE LIMITED TO THAT NECESSARY TO INSTALOTHER IMETER CONTROLS. ALL L SILT FENCE, AN D-- - - - - - - - UPSLOPEERAND DISTURBANCE THATPTA ES PLACERIMETER MUST BE MADE FUNCTIONAL PRIOR TO ANY 8619¢ `. - i 12. CLEAR AND GRUB THE REMAINDER OF PROJECT AREA. 12.1. THE LAND DISTURBANCE SHALL BE RESTRICTED TO THE LIMITS OF DISTURBANCE SHOWN IN THE APPROVED 404.72 EROSION CONTROL PLANS. N81'37ts '2 12.2. THESE LIMITS ARE CONFINED TO THE PROPERTY BOUNDARIES SHOWN HEREON THIS PLAN. 13. DENUDED AREAS SHALL DRAIN TO AN APPROVED EROSION CONTROL MEASURE AT ALL TIMES DURING CONSTRUCTION. `.�\2 14. PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO ALL DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED / / / / / 7-8¢6 - Q• / / / //� � ^� � i I I I III � � � � I m \ \ � \ \ WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT FOR LONGER 84 THAN 30 DAYS. PERMANENT STABWZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE � THAN ONE YEAR. /� u I I 15. LIME, FERTILIZE AND APPLY TEMPORARY OR PERMANENT SEEDING TO ALL DENUDED AREAS IMMEDIATELY AFTER / CWD ACHIEVING FINAL GRADES. � OPL STREAM BUFFER 16. ALL PERMANENT SLOPES STEEPER THAN 3:1 SHALL RECEIVE STABILIZATION WITH LANDSCAPING VEGETATION HARDIER \E `__l_fplER A�BEMAR GIS) STREAM BUFFER�s- THAN GRASS WHICH WILL NOT REQUIRE MOWING. `5- 17. AFTER PROPOSED CONSTRUCTION IS COMPLETED AND THE SITE IS COMPLETELY STABWZED PERMISSION IS TO BE SF / �� � ((�R ALBEMARLE\ IS) �\- OBTAINED FROM THE EROSION CONTROL INSPECTOR FOR THE REMOVAL OF SILT FENCING AND OTHER REMAINING . / / /- ti`O /- TEMPORARY EROSION CONTROL MEASURES. � / / / � �/ � � ...7 o /CRITIC/1L SLOE LOC ION _ � / ; � � � ro / (P R AL�EMARL GIS) / � TIP / �s / � / j / 0�'``� \ 1 =' P CA '6 0� �'00p6 cso 80 i "��o �� o/ R�MkTS OF / cb�SF DYSTURBA�//�/�i�9� lo. o A/�DIST�IR AN'CE RACK \ `�� �R�P�. 24 `�iDI�E DIRE CT WASH � / ao�//CC �\� SCE WATEf2�T0 ��/ 1=77 \��\ - \ SETTLEMENT � �I M I T� OF \ X/cep 9>6 \ D CRS o X v AREA DIS/TbRBANCE�, �,� -kX _s \ EX. 12RIP P( \ A82 - FEET �/ \ S82'49' 31"W 977.94' O % � 826- - / / / / / / / / � � / / �f► / / 1 i �] � � \ \ RIPRAP 40' PRfVATE RIG14T-OF-WAY \ ,I1a, CLASS I DB�3486 PG•�87 \ ,.4�STREAM�FFER 8/81aIS ----� -816-(PER A� ARLE GI- LIi'rS OF // �-x-x--k-x-x- 1x-x-x /x-x/x- -x �-x -x J \ � / ,r✓'� / / �' � / Fy, �,...- - - - - - - - e- / ' LIMITS OF----(PERALBEMARLE_GIS --_---------------- SURVEY - - - - - - - - - - - - - - -----_, kL 14 A O N w dTm N Q J Q N �f > q. 010 z ¢ n J um)J = > ¢ W w K aU o 0 = o U o Q q J Z z� x N> En o ��----,� LL C7 W \Z rn rn / N M a ( Q V W N > w (n uLLi Z O Q ¢ O w w a w = mom= a mvlU LLLj AyTH OF vjp�`�2 o U � y 41 Dustin E. �reene Lic. No. Q 55833 7/07/21 SS1ONAL EN g z_ 0 IE W U w w z m J � Q � LL 0 R. I �z Uz W Q Q 0 a J IL U a 0 0 cr Cn 00 z z > Q _j O O w g z U N < w zU L O Q QIr W O Y w J W � w Z) a U) MUM I z 0 a V 0 w a 0 O z z F z w o � d � � o N w z o � 0 N w� r o o � z DESIGNED BY: DEG DRAWN BY: ARC CHECKED BY: DEG DATE: 04-21-21 SCALE: 1 "=40' JOB: 20.2154 FILE: 20.2154 C3 SHEET: OF OS DESIGNED BY: DEG DRAWN BY: ARC CHECKED BY: DEG DATE: 04-21-21 SCALE: 1 "=40' JOB: 20.2154 FILE: 20.2154 C3 SHEET: OF OS DATE: 04-21-21 SCALE: 1 "=40' JOB: 20.2154 FILE: 20.2154 C3 SHEET: OF OS i/ EROSION & SEDIMENT CONTROL LEGEND CE 3.02 o CONSTRUCTION ENTRANCE SCC 3.17 STORMWATER CONVEYANCE CHANNEL CONSTRUCTION CRS 3.03 CRS STABILIZATION ROAD Q P 3.18 OUTLET PROTECTION D 3.05 � SILT FENCE SC E3.2 UTILITY STREAM CROSSING 3.12 DIVERSION TS 3.31 lTS TEMPORARY SEEDING CWD CLEAN WATER DIVERSION PS 3.32 PS PERMANENT SEEDING DC [3. 3 9 DC DUST CONTROL TOTAL DISTURBED AREA = 1.96 ACRES CO ct zCO , NV r D TIP dol P o W VV OSIF F SIF 000RI PRAP , .`196— 8 Surfaced FT. ry16 Fit. Lu line ITICfSLOPE L CATI N �88G�L _ � \ ��878 AV III(PERALBEMARL�GIS---- _ 87 —�.40�� 680 EL �v,FEET v — 404.72'�T) -6.xa_ — � ES STRE M BUFFER THE VSsF PER A�BEMAR GISti0)STREAM BUFFER 0 � (PER ALBEMARLE GIS)— / /CRITIC/1t� SLOE LOCATION / \8$ i / / m �m a L�% \ / �� 4b (P R ALBEMA RL GIS) / $ 04 q 0� 80 I'I � 0. 0 �� "✓ 0� � � // / / _ R \ — — — — / / S a LlMITS OF WASH C6� / /* DISTUR�ANCE RACK / � ��o LEA RFA{fER (ZING/?�� \\ Rb Z4'\`�iD1�E�\I � IP1V=7\78. DIREC\T WASH SCCIEXISTIM��EK SETTLEMENT, MIT� 'OF QRS�ice�lN 1=7 �"�79.\s �AREA DIS bRBANCE X . 1P $F EX. 12RIP pR� INV=7-78.O Paz" \ \ 82g� 977.94'0)� III \ -�8 826' O CLASS I 40' P D A3486GPG 7 —WAY tie � � Note: / 1 / 810 � � I Entrances shall be 12 ft wide and See V60T Road and fridge Standards. I r � I transition smoothly into the roadway .4,STREAM� UFFER' Slid; PE-1 for cuUfill details I surface, Drivewayewey entrance pavement / �/ g16 PER ALB MIARLE GIS A71 entrance graves shall Stan back of 7 — I a� m I shall extend to the right of way line. �( � LI I'fS Othe shoulder line. F m � I when an existing street is redevelo etl IS I � P and mocatlon of an existing driveway z,\dlfl U R VE Y � may be moved hack to proIf drainage Is necessary, the ditch line vide 9 inches entrance is required, the entrance I � v pavement all be extended to the right � / / _x � —x —x —_k—x —x — �x —x —x �� / x —x � x (rain.) cover over pipe. I W E I shell way line or the extent of disturbance to th12 e existing drive" x —x—� � Pipe culvert ,r✓ ' / / � / / � � —STREAK LiZC�ON — — — I if necessa / /\ \♦� // // ��� LIMITS OF------(PERALBFFMARLE�IS�----- ---- --- Graded SURVEY _--------- — _ Ditch flow ---_— = —__-- R=20Min. Sa�� Shoulders�Q3y \ —\—Edge of Roadway Pavement Roadway IGURE9 - �` � / / i _/// / / /' �' �' �---- ♦ � ,� -- �—,—`-� � �\ \\ � — \ \ — PRIVATEE_NTRANCEDETAIL` � \ 14 A O N w dTm N Q J Q N �f Q 3; L q. O U Z < Wn J = > 7 w 0 0 W K = d M U py = o U o Q o: J z zU x N> En o W U LL 0 z o m m / N M a rr Q V (0 N > w (, N wLLi Z O a w -' o Co y a w U 25 9 NH< = mom= a mvlU o�4VPyTH OF r� Dustin E. Greene Lic. No. Q 55833 0'nF 7/07/21 GxP SSIONAL 6N a z 0 z Q W J a < � U W w z m Cl) 0 � 0 a O I Cn LU z z Q Q ( a J_ O i CE U) O z D 55 O Z � Q U Ow z UN <wCD zU �8 O a w Ir O Y W W m J L.L J W W Z) a w DATE: 04-21-21 SCALE: 1 "=40' JOB: 20.2154 FILE: 20.2154 C4 SHEET: OF 08 W Z 0 a V w a 0 ozz r Z w a� d � o � N w o� z 0 w� r o o � z DEG ARC DEG ►/ EROSION AND SEDIMENT CONTROL NARRATIVE PRIOR TO CONSTRUCTION 1. OWNER SHALL POST SURETY BONDS FOR CONSTRUCTION, EROSION & SEDIMENT CONTROL. 2. CONTRACTOR SHALL OBTAIN PERMITS TO WORK WITHIN STATE RIGHT-OF-WAY (VDOT LAND -USE PERMIT). BONDING FOR WORK WITHIN THE VDOT RIGHT-OF-WAY MAY BE REQUIRED TO OBTAIN THE PERMIT. 3. CONTRACTOR SHALL COORDINATE WITH OWNER TO OBTAIN VSMP PERMITS, AS REQUIRED BY THE STATE DEPARTMENT OF ENVIRONMENTAL QUALITY (DEQ). 4. CONTRACTOR SHALL OBTAIN LAND DISTURBANCE PERMIT FROM THE COUNTY OF ALBEMARLE PRIOR TO BEGINNING CONSTRUCTION. 5. A PRE -CONSTRUCTION MEETING WITH THE ENGINEER, THE CERTIFIED LAND DISTURBER, AND THE ENVIRONMENTAL INSPECTOR MAY ALSO BE REQUIRED. ALLOW 72 HOURS FOR COORDINATION AND SCHEDULING OF PRE -CONSTRUCTION MEETING. 6. AREA OF FOREST/OPEN SPACE SHALL BE DEMARCATED (FENCED -OFF) PRIOR TO ANY LAND DISTURBING ACTIVITIES. PROJECT DESCRIPTION THIS PROJECT PROPOSES TO BUILD A SINGLE FAMILY RESIDENCE AND BARN ON LOT "A9" LOCATED IN BUNDORAN FARM. THE DEVELOPMENT WILL INCLUDE A LONG PRIVATE DRIVE LEADING TO THE RESIDENCE WITH PLANS OF A FUTURE AGRICULTURAL BARN AND ASSOCIATED DRIVE. THE ALLOTTED HOMESITE AREA CONSIST OF APPROXIMATELY 1.96 OF THE 23.6 ACRE PARCEL. THE LIMITS OF DISTURBED LAND WILL INCLUDE APPROXIMATELY 1.96 ACRES IN TOTAL FOR THE DEVELOPMENT. EXISTING SITE CONDITIONS THE CURRENT CONDITIONS OF THIS LOT CONSISTS OF APPROXIMATELY 24 ACRES OF VACANT GENTLE SLOPING LAND THAT DRAINS TO THE SOUTHEAST OF THE PROPERTY TO AN AN EXISTING CREEK. ADJACENT AREAS THE RESIDENTIAL LOT IS BOUND BY ADJACENT RESIDENTIAL PROPERTIES ON THE NORTH AND SOUTH. THE PROPERTY IS BOUND TO THE NORTHWEST BY ISRAEL MOUNTAIN AND FLOWS DOWN TO THE SOUTHEAST BY PRIVATE ROAD BUNDORAN DRIVE OFF -SITE AREAS ANY EXCESS MATERIAL GENERATED AS PART OF THIS PROJECT SHALL BE STORED OR SPREAD WITHIN THE APPROVED LAND DISTURBANCE AREA OR IN AN AREA APPROVED BY THE COUNTY OF ALBEMARLE COMMUNITY DEVELOPMENT DEPARTMENT. SOILS 4D-ASHE LOAM. 15 TO 25 PERCENT SLOPES HYDROLOGIC SOIL GROUP B. DEEP, MOUNTAIN SLOPES AND EXCESSIVELY DRAINED. STARTING AT SURFACE LAYER TO SUBSTRATUM, SOIL LAYERS CONSIST OF LOAM, SANDY LOAM, AND BEDROCK. PERMEABILITY IS MODERATE WHILE AVAILABLE WATER CAPACITY IS LOW. SURFACE RUNOFF IS MEDIUM. HAZARD OF EROSION IS MODERATE. 14C-CHESTER LOAM 7 TO 15 PERCENT SLOPES HYDROLOGIC SOIL GROUP B. DEEP, HILL SLOPES, SUMMITS AND CONVEX DOWN SLOPES WELL DRAINED. STARTING AT SURFACE LAYER TO SUBSTRATUM, SOIL LAYERS CONSIST OF LOAM, CLAY LOAM, PERMEABILITY AND WATER CAPACITY IS MODERATE. SURFACE RUNOFF IS MEDIUM. HAZARD OF EROSION IS MODERATE. 14D-CHESTER LOAM, 15 TO 25 PERCENT SLOPES HYDROLOGIC SOIL GROUP B. DEEP, HILL SLOPES, SUMMITS AND CONVEX DOWN SLOPES WELL DRAINED. STARTING AT SURFACE LAYER TO SUBSTRATUM, SOIL LAYERS CONSIST OF LOAM, CLAY LOAM, PERMEABILITY AND WATER CAPACITY IS MODERATE. SURFACE RUNOFF IS MEDIUM. HAZARD OF EROSION IS MODERATE. 14E-CHESTER LOAM, 25 TO 45 PERCENT SLOPES HYDROLOGIC SOIL GROUP B. DEEP HILL SLOPES SUMMITS AND CONVEX DOWN SLOPES WELL DRAINED. STARTING AT SURFACE LAYER TO SUBSTRATUM, SOIL LAYERS CONSIST OF LOAM, CLAY LOAM, PERMEABILITY AND WATER CAPACITY IS MODERATE. SURFACE RUNOFF IS MEDIUM. HAZARD OF EROSION IS MODERATE. 19C-MINNIEVILLE LOAM 7 TO 15 PERCENT SLOPES HYDROLOGIC SOIL GROUP B. DEEP, HILL SLOPES, SUMMITS AND CONVEX DOWN SLOPES WELL DRAINED. STARTING AT SURFACE LAYER TO SUBSTRATUM, SOIL LAYERS CONSIST OF LOAM, CLAY, PERMEABILITY AND WATER CAPACITY IS MODERATE. SURFACE RUNOFF IS MEDIUM. HAZARD OF EROSION IS MODERATE. 26C3-DYKE CLAY LOAM. 7 TO 15 PERCENT SLOPES, SEVERELY ERODED HYDROLOGIC SOIL GROUP B. DEEP, MODERATELY SLOPING AND WELL DRAINED. STARTING AT SURFACE LAYER TO SUBSTRATUM, SOIL LAYERS CONSIST OF CLAY LOAM CLAY AND GRAVELLY CLAY. PERMEABILITY IS MODERATE WHILE AVAILABLE WATER CAPACITY IS HIGH. SURFACE RUNOFF IS MEDIUM. HAZARD OF EROSION IS SEVERE. 56B-MEADOWVILLE LOAM, 2 TO 7 PERCENT SLOPES HYDROLOGIC SOIL GROUP A. INTERFLUVES, SUMMIT AND WELL DRAINED. STARTING AT SURFACE LAYER TO SUBSTRATUM, SOIL LAYERS CONSIST OF LOAM. PERMEABILITY AND WATER CAPACITY IS HIGH. SURFACE RUNOFF IS LOW. HAZARD OF EROSION IS SLIGHT. 66E-HIWASSEE LOAM, 25 TO 45 PERCENT SLOPES HYDROLOGIC SOIL GROUP A. INTERFLUVES, BACK AND SIDE SLOPE, EXCESSIVELY WELL DRAINED. STARTING AT SURFACE LAYER TO SUBSTRATUM, SOIL LAYERS CONSIST OF STONY LOAM, COBBLY LOAM, AND BEDROCK. PERMEABILITY IS HIGH AND WATER CAPACITY IS LOW. SURFACE RUNOFF IS MEDIUM. HAZARD OF EROSION IS MODERATE. CRITICAL AREAS AN INTERMITTENT STREAM AND WPO BUFFER ARE PRESENT JUST WEST OF BUNDORAN DRIVE. STRUCTURAL PRACTICES 5. TEMPORARY CONSTRUCTION ENTRANCE (3.02) - A TEMPORARY CONSTRUCTION ENTRANCE SHALL BE INSTALLED AT SITE ENTRANCE OFF OF PLANK ROAD. 6. ROAD STABILIZATION (3.03) - ACCESS ROADS, PARKING AREAS, AND OTHER ON -SITE VEHICLE TRANSPORTATION ROUTES SHALL BE STABILIZED WITH STONE IMMEDIATELY AFTER GRADING. 7. SILT FENCE BARRIER (3.05) - SILT FENCE BARRIERS WILL BE INSTALLED TO FILTER RUNOFF FROM SHEET FLOW AS INDICATED ON THE EROSION AND SEDIMENT CONTROL PLAN. VEGETATIVE PRACTICES 1. SURFACE ROUGHENING (3.29) - ALL AREAS WITH A GRADE STEEPER THAN 3:1 SHALL BE STAIR -STEP GRADED OR GROOVED (PLATE 3,29-4) TO AID IN GRASS ESTABLISHMENT, INCREASE INFILTRATION, AND TO SLOW RUNOFF VELOCITIES. 2. TOPSOILING & STOCKPILING (3.301 - TOPSOIL WILL BE STRIPPED FROM AREAS TO BE GRADED AND STOCKPILED FOR LATER USE. STOCKPILES ARE TO BE STABILIZED WITH TEMPORARY VEGETATION OR TO HAVE SILT FENCE INSTALLED ALONG THE LOWER PERIMETER TO PROTECT DOWNSTREAM AREAS. 3. TEMPORARY SEEDING (3.31) - AREAS NOT BROUGHT TO FINAL GRADE FOR A PERIOD OF MORE THAN 14 DAYS SHALL BE STABILIZED WITH A TEMPORARY SEED MIXTURE ACCEPTABLE FOR THAT TIME OF YEAR. CRIMPING, PUNCH ROLLER -TYPE ROLLERS, OR TRACK WALKING MAY BE USED TO INCORPORATE STRAW MULCH INTO THE SOIL ON SLOPES IF STRAW IS TO BE USED. 4. PERMANENT SEEDING (3.32) - AREAS BROUGHT TO FINAL GRADE OR THOSE CONSTRUCTION AREAS THAT WILL REMAIN DORMANT FOR YEAR OR MORE SHALL BE STABILIZED WITH A PERMANENT SEED MIXTURE ACCEPTABLE TO THAT TIME OF YEAR. PREPARE SURFACE WITH APPROVED TREATMENT AND ADDITIVES PRIOR TO APPLYING SEED. 5. DUST CONTROL (3.39) - DUST CONTROL METHODS MUST BE USED TO REDUCE THE AMOUNT OF AIRBORNE DUST DURING ALL PHASES OF CONSTRUCTION WHERE SOIL IS EXPOSED OR DISTURBED. MANAGEMENT STRATEGIES 1. CONSTRUCTION WILL BE SEQUENCED SO THAT GRADING OPERATIONS CAN BEGIN AND END AS QUICKLY AS POSSIBLE. 2. THE CONSTRUCTION ENTRANCE AND PERIMETER EROSION CONTROL MEASURES SUCH AS TREE PROTECTION AND SILT FENCE SHALL BE INSTALLED AS THE FIRST STEP OF DISTURBANCE. 3. SEDIMENT TRAP MEASURE SHALL BE INSTALLED WITH PERIMETER SILT FENCE PRIOR TO ANY GRADING AND SHALL BE SEEDED AND MULCHED IMMEDIATELY FOLLOWING INSTALLATION. 4. THE SEDIMENT TRAP SHALL BE CHECKED FOR SEDIMENT ACCUMULATION AFTER EVERY RUNOFF PRODUCING STORM EVENT. SEDIMENT SHOULD BE REMOVED WHEN IT REACHES ONE-HALF OF THE DESIGN VOLUME OF THE WET STORAGE. 5. TEMPORARY SEEDING OR OTHER STABILIZATION METHODS, SUCH AS BASE AGGREGATE WILL FOLLOW IMMEDIATELY AFTER REACHING FINAL GRADES. 6. ALL SEEDED AREAS WILL BE CHECKED REGULARLY TO ENSURE THAT A GOOD STAND IS MAINTAINED. AREAS SHOULD BE FERTILIZED AND RE -SEEDED AS NEEDED TO ESTABLISH GROWTH. 7. THE JOB SUPERINTENDENT SHALL BE RESPONSIBLE FOR THE INSTALLATION AND MAINTENANCE OF ALL EROSION AND SEDIMENT CONTROL PRACTICES. 8. DURING FINE GRADING OPERATIONS, MAINTAIN ALL DIVERSION DITCHES TO THE SEDIMENT TRAP. THE SEDIMENT TRAP SHALL REMAIN FUNCTIONAL THROUGHOUT CONSTRUCTION. AFTER BEING NOTIFIED BY THE EROSION AND SEDIMENT CONTROL ADMINISTRATOR, THE TEMPORARY EROSION AND SEDIMENT CONTROLS CAN BE CLEANED UP OR REMOVED, AND THE SEDIMENT TRAP CAN BE FILLED IN AND SEEDED FOR SITE STABILIZATION. PERMANENT STABILIZATION ALL AREAS DISTURBED BY CONSTRUCTION SHALL BE STABILIZED WITH STRAW & SEED IMMEDIATELY FOLLOWING FINISHED GRADE. SEEDING SHALL BE DONE WITH KENTUCKY 31 TALL FESCUE IN ACCORDANCE TO STANDARD AND SPECIFICATION 3.32, PERMANENT SEEDING, OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. ANY FERTILIZER AND LIME APPLICATIONS SHALL BE IN ACCORDANCE WITH SOIL TEST RESULTS. ALL SEEDED AREAS WILL BE STRAW MULCHED TO PROTECT AGAINST RILL EROSION AND TO PRESERVE SOIL MOISTURE THAT WILL ENHANCE SEED GERMINATION. CRIMPING, PUNCH ROLLER -TYPE ROLLERS, OR TRACK WALKING MAY BE USED TO INCORPORATE STRAW MULCH INTO THE SOIL ON SLOPES IF STRAW IS TO BE USED. EROSION CONTROL MAINTENANCE 1. IN GENERAL, ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE CHECKED DAILY AND AFTER EACH SIGNIFICANT RAINFALL. THE FOLLOWING ITEMS WILL BE CHECKED IN PARTICULAR: 2. THE CONSTRUCTION ENTRANCE SHALL BE CHECKED DAILY FOR SOIL BUILDUP. IF THE ENTRANCE BECOMES CLOGGED WITH SOIL AND FAILS TO PREVENT THE TRANSPORTATION OF SOIL ONTO THE ROADWAY, ADDITIONAL STONE, REPLACEMENT OF STONE, OR A WASH -RACK MAY BE REQUIRED. 3. SILT FENCE SHALL BE INSPECTED IMMEDIATELY AFTER EACH RAINFALL AND AT LEAST DAILY DURING PROLONGED RAINFALL. CLOSE ATTENTION SHALL BE PAID TO THE REPAIR OF DAMAGED SILT FENCE RESULTING FROM END RUNS AND UNDERCUTTING. SHOULD THE FABRIC ON A SILT FENCE DECOMPOSE OR BECOME INEFFECTIVE PRIOR TO THE END OF THE EXPECTED USABLE LIFE AND THE BARRIER STILL BE NECESSARY THE FABRIC SHALL BE REPLACED PROMPTLY. SEDIMENT DEPOSITS SHOULD BE REMOVED AFTER EACH STORM EVENT. THEY MUST BE REMOVED WHEN DEPOSITS REACH APPROXIMATELY ONE-HALF THE HEIGHT OF THE BARRIER. ANY SEDIMENT DEPOSITS REMAINING IN PLACE AFTER THE SILT FENCE IS NO LONGER REQUIRED SHALL BE DRESSED TO CONFORM WITH THE EXISTING GRADE, PREPARED, AND SEEDED. 4. DIVERSION DIKES SHALL BE INSPECTED AFTER EVERY STORM AND REPAIRS MADE TO THE DIKE, FLOW CHANNEL, OUTLET, OR SEDIMENT TRAPPING FACILITY AS NECESSARY. ONCE EVERY TWO WEEKS, WHETHER A STORM EVENT HAS OCCURRED OR NOT, THE MEASURE SHALL BE INSPECTED AND REPAIRS MADE IF NEEDED. DAMAGES CAUSED BY CONSTRUCTION TRAFFIC OR OTHER ACTIVITY MUST BE REPAIRED BEFORE THE END OF EACH WORKING DAY. 5. STORMWATER CONVEYANCE CHANNELS (WHERE APPLICABLE): 5.1. GRASS LINED CHANNELS - DURING THE INITIAL ESTABLISHMENT, GRASS LINED CHANNELS SHOULD BE REPAIRED IMMEDIATELY AND RE-ESTABLISHED IF NECESSARY. AFTER GRASS HAS BECOME ESTABLISHED, THE CHANNEL SHOULD BE CHECKED PERIODICALLY TO DETERMINE IF THE GRASS IS WITHSTANDING FLOW VELOCITIES WITHOUT DAMAGE. IF THE CHANNEL IS TO BE MOWED, IT SHOULD BE DONE IN A MANNER THAT IT WILL NOT DAMAGE THE GRASS. 5.2. RIPRAP-LINED CHANNELS - RIPRAP LINED CHANNELS SHOULD BE CHECKED PERIODICALLY TO ENSURE THE SCOUR IS NOT OCCURRING BENEATH FABRIC UNDERLINING OF THE RIPRAP LAYER. THE CHANNEL SHOULD ALSO BE CHECKED TO DETERMINE THE STONES ARE NOT DISLODGED BY LARGE FLOWS. 5.3. IF SEDIMENT IS DEPOSITED IN A GRASS -LINED CHANNEL, IT SHOULD BE REMOVED PROMPTLY TO PREVENT DAMAGE TO THE GRASS. SEDIMENT DEPOSITED IN A RIPRAP CHANNEL SHOULD BE REMOVED WHEN IT REDUCES THE CAPACITY OF THE CHANNEL. 6. CHECK DAMS (WHERE APPLICABLE): SHALL BE CHECKED FOR SEDIMENT ACCUMULATION AFTER EVERY RUNOFF PRODUCING STORM EVENT. SEDIMENT SHOULD BE REMOVED WHEN IT REACHES ONE-HALF OF THE ORIGINAL HEIGHT OF THE MEASURE. REGULAR INSPECTIONS SHALL BE MADE TO INSURE THE CENTER OF EACH DAM IS LOWER THAN THE EDGES. EROSION CAUSED BY HIGH FLOWS AROUND THE EDGES OF THE DAM SHOULD BE CORRECTED IMMEDIATELY. 7. THE EARTHEN EMBANKMENTS SHALL BE CHECKED REGULARLY TO ENSURE THAT IT IS STRUCTURALLY SOUND AND HAS NOT BEEN DAMAGED BY EROSION OR CONSTRUCTION EQUIPMENT. 8. THE STORMWATER MANAGEMENT FACILITIES SHOULD BE CHECKED REGULARLY BY THE HOMEOWNERS ASSOCIATIONS TO ENSURE THAT THEY ARE STRUCTURALLY SOUND AND HAVE NOT BEEN DAMAGED BY EROSION. 9. THE EMERGENCY SPILLWAY SHALL BE CHECKED REGULARLY TO ENSURE THAT ITS LINING IS WELL ESTABLISHED AND EROSION RESISTANT. GRASS SHALL BE KEPT MOWN BELOW A HEIGHT OF 15" AND THE OUTLET SHOULD BE CHECKED FOR CLOGGING. 10. THE DAM SECTION SHALL BE KEPT FREE OF SAPLINGS OR TREES.(REFER TO THE ADDITIONAL MAINTENANCE SPECIFICATIONS) 11. ALL SEEDED AREAS WILL BE CHECKED REGULARLY TO ENSURE THAT A GOOD STAND IS MAINTAINED. AREAS SHOULD BE FERTILIZED AND RE -SEEDED AS NEEDED. IN THE EVENT THAT THE APPLIED SEEDING FAILS TO TAKE HOLD, BLANKET MATTING SHALL BE PLACED IN APPROPRIATE AREAS DEEMED NECESSARY BY THE ENGINEER OR EROSION CONTROL INSPECTOR. SEQUENCE OF CONSTRUCTION 1. AFTER OBTAINING ALL REQUIRED PERMITS THE CONTRACTOR SHALL COORDINATE A PRE -CONSTRUCTION MEETING, ALLOWING 72 HOURS FOR ITS COORDINATION. 2. INSTALL CONSTRUCTION ENTRANCE OFF OF BUNDORAN DRIVE. 2.1. SHOULD THE TEMPORARY CONSTRUCTION ENTRANCE OFF OF BUNDORAN DRIVE NOT BE MAINTAINED PROPERLY OR AN EXCESSIVE AMOUNT OF SOIL FOUND TRACKED ONTO THE PRIVATE ROADWAY, THEN A PAVED CONSTRUCTION ENTRANCE, WATER TANKER TRUCK WITH TWO (2) PRESSURE WASHERS AND A SETTLING AREA MAY BE REQUIRED BY THE EROSION AND SEDIMENT CONTROL PROGRAM ADMINISTRATOR. 3. INSTALL DRIVEWAY TO THE EASTERN SIDE OF STREAM. 4. PROVIDE SILT FENCE 1' BEHIND THE TOP EDGE OF THE LIVE STREAM NORMAL WATER SURFACE ELEVATION. 5. DIVERT THE LIVE STREAM USING DIVERSION CHANNEL CROSSING TYPE A FOR UTILITY STREAM CROSSINGS. 6. REMOVE THE 12" EXISTING CULVERT. 7. INSTALL THE 24" HDPE CULVERT. 8. STABILIZE AREAS IN AN AROUND THE CULVERT PIPE, INLETS AND OUTFALLS. 9. DIVERT THE LIVE STREAM BACK THROUGH THE 24" CULVERT. 10. REMOVE DIVERSION CHANNEL AND FILL IN THE REMAINDER OF THE DRIVEWAY CROSSING THE STREAM. 11. CLEARING AND GRUBBING SHALL FIRST BE LIMITED TO THAT NECESSARY TO INSTALL SILT FENCE, AND OTHER PERIMETER CONTROLS. ALL PERIMETER CONTROLS MUST BE MADE FUNCTIONAL PRIOR TO ANY UPSLOPE LAND DISTURBANCE THAT TAKES PLACE. 12. CLEAR AND GRUB THE REMAINDER OF PROJECT AREA. 12.1.THE LAND DISTURBANCE SHALL BE RESTRICTED TO THE LIMITS OF DISTURBANCE SHOWN IN THE APPROVED EROSION CONTROL PLANS. 12.2. THESE LIMITS ARE CONFINED TO THE PROPERTY BOUNDARIES SHOWN HEREON THIS PLAN. 13. DENUDED AREAS SHALL DRAIN TO AN APPROVED EROSION CONTROL MEASURE AT ALL TIMES DURING CONSTRUCTION. 14. PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO ALL DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT FOR LONGER THAN 30 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE THAN ONE YEAR. 15. LIME, FERTILIZE AND APPLY TEMPORARY OR PERMANENT SEEDING TO ALL DENUDED AREAS IMMEDIATELY AFTER ACHIEVING FINAL GRADES. 16. ALL PERMANENT SLOPES STEEPER THAN 3:1 SHALL RECEIVE STABILIZATION WITH LANDSCAPING VEGETATION HARDIER THAN GRASS, WHICH WILL NOT REQUIRE MOWING. 17. AFTER PROPOSED CONSTRUCTION IS COMPLETED AND THE SITE IS COMPLETELY STABILIZED, PERMISSION IS TO BE OBTAINED FROM THE EROSION CONTROL INSPECTOR FOR THE REMOVAL OF SILT FENCING AND OTHER REMAINING TEMPORARY EROSION CONTROL MEASURES. EROSION AND SEDIMENT CONTROL MINIMUM STANDARDS 1. PERMANENT OR TEMPORARY SOIL STABILIZATION SHALL BE APPLIED TO DENUDED AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS REACHED ON ANY PORTION OF THE SITE. TEMPORARY SOIL STABILIZATION SHALL BE APPLIED WITHIN SEVEN DAYS TO DENUDED AREAS THAT MAY NOT BE AT FINAL GRADE BUT WILL REMAIN DORMANT FOR LONGER THAN 14 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE THAN ONE YEAR. CONTRACTOR SHALL ESTABLISH A STABILIZED SITE AND NOT ALLOW ANY SEDIMENT TO EXIT THE PROJECT LIMITS. 2. DURING CONSTRUCTION OF THE PROJECT, SOIL STOCKPILES AND BORROW AREAS SHALL BE STABILIZED OR PROTECTED WITH SEDIMENT TRAPPING MEASURES. THE APPLICANT IS RESPONSIBLE FOR THE TEMPORARY PROTECTION AND PERMANENT STABILIZATION OF ALL SOIL STOCKPILES ON SITE AS WELL AS BORROW AREAS AND SOIL INTENTIONALLY TRANSPORTED FROM THE PROJECT SITE. CONTRACTOR TO PROTECT STOCKPILE AREAS WITH SILT FENCE. 3. A PERMANENT VEGETATIVE COVER SHALL BE ESTABLISHED ON DENUDED AREAS NOT OTHERWISE PERMANENTLY STABILIZED. PERMANENT VEGETATION SHALL NOT BE CONSIDERED ESTABLISHED UNTIL A GROUND COVER IS ACHIEVED THAT IS UNIFORM, MATURE ENOUGH TO SURVIVE AND WILL INHIBIT EROSION. CONTRACTOR SHALL ESTABLISH A VEGETATIVE COVER ON ALL DENUDED AREAS. 4. SEDIMENT BASINS AND TRAPS, PERIMETER DIKES, SEDIMENT BARRIERS AND OTHER MEASURES INTENDED TO TRAP SEDIMENT SHALL BE CONSTRUCTED AS A FIRST STEP IN ANY LAND -DISTURBING ACTIVITY AND SHALL BE MADE FUNCTIONAL BEFORE UPSLOPE LAND DISTURBANCE TAKES PLACE. CONTRACTOR SHALL ESTABLISH THE PERIMETER CONTROLS OF SUPER SILT FENCE AS THE FIRST STEP OF THE LANDS DISTURBANCE FOR THIS PROJECT. 5. STABILIZATION MEASURES SHALL BE APPLIED TO EARTHEN STRUCTURES SUCH AS DAMS, DIKES AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION. CONTRACTOR SHALL INSPECT EROSION CONTROL MEASURES AFTER EACH RAINFALL EVENT. 6. SEDIMENT TRAPS AND SEDIMENT BASINS SHALL BE DESIGNED AND CONSTRUCTED BASED UPON THE TOTAL DRAINAGE AREA TO BE SERVED BY THE TRAP OR BASIN. THERE ARE NO SEDIMENT TRAPS OR BASINS PROPOSED. A. THE MINIMUM STORAGE CAPACITY OF A SEDIMENT TRAP SHALL BE 134 CUBIC YARDS PER ACRE OF DRAINAGE AREA AND THE TRAP SHALL ONLY CONTROL DRAINAGE AREAS LESS THAN THREE ACRES. B. SURFACE RUNOFF FROM DISTURBED AREAS THAT IS COMPRISED OF FLOW FROM DRAINAGE AREAS GREATER THAN OR EQUAL TO THREE ACRES SHALL BE CONTROLLED BY A SEDIMENT BASIN. THE MINIMUM STORAGE CAPACITY OF A SEDIMENT BASIN SHALL BE 134 CUBIC YARDS PER ACRE OF DRAINAGE AREA. THE OUTFALL SYSTEM SHALL, AT A MINIMUM, MAINTAIN THE STRUCTURAL INTEGRITY OF THE BASIN DURING A 25-YEAR STORM OF 24-HOUR DURATION. RUNOFF COEFFICIENTS USED IN RUNOFF CALCULATIONS SHALL CORRESPOND TO A BARE EARTH CONDITION OR THOSE CONDITIONS EXPECTED TO EXIST WHILE THE SEDIMENT BASIN IS UTILIZED. 7. CUT AND FILL SLOPES SHALL BE DESIGNED AND CONSTRUCTED IN A MANNER THAT WILL MINIMIZE EROSION. SLOPES THAT ARE FOUND TO BE ERODING EXCESSIVELY WITHIN ONE YEAR OF PERMANENT STABILIZATION SHALL BE PROVIDED WITH ADDITIONAL SLOPE STABILIZING MEASURES UNTIL THE PROBLEM IS CORRECTED.THERE ARE NO PROPOSED CUT OR FILL SLOPES. HOWEVER, THE CONTRACTOR IS TO RESTORE THE PROJECT AREA TO EXISTING GRADE. IF THE AREAS WITH NATURALLY STEEP SLOPES ARE FOUND TO BE ERODING EXCESSIVELY AFTER ONE YEAR, CONTRACTOR IS TO PROVIDE ADDITIONAL SLOPE STABILIZING MEASURES UNTIL THE PROBLEM IS CORRECTED. 8. CONCENTRATED RUNOFF SHALL NOT FLOW DOWN CUT OR FILL SLOPES UNLESS CONTAINED WITHIN AN ADEQUATE TEMPORARY OR PERMANENT CHANNEL, FLUME OR SLOPE DRAIN STRUCTURE. MAXIMIZE SHEETFLOW AND GROUNDWATER INFILTRATION 9. WHENEVER WATER SEEPS FROM A SLOPE FACE, ADEQUATE DRAINAGE OR OTHER PROTECTION SHALL BE PROVIDED.CONTRACTOR TO NOTIFY ENGINEER AND COUNTY EROSION CONTROL INSPECTOR. 10. ALL STORM SEWER INLETS THAT ARE MADE OPERABLE DURING CONSTRUCTION SHALL BE PROTECTED SO THAT SEDIMENT -LADEN WATER CANNOT ENTER THE CONVEYANCE SYSTEM WITHOUT FIRST BEING FILTERED OR OTHERWISE TREATED TO REMOVE SEDIMENT.THERE ARE NO STORM SEWER INLETS PROPOSED. 11. BEFORE NEWLY CONSTRUCTED STORMWATER CONVEYANCE CHANNELS OR PIPES ARE MADE OPERATIONAL, ADEQUATE OUTLET PROTECTION AND ANY REQUIRED TEMPORARY OR PERMANENT CHANNEL LINING SHALL BE INSTALLED IN BOTH THE CONVEYANCE CHANNEL AND RECEIVING CHANNEL.THERE ARE NO STORMWATER CONVEYANCE CHANNELS OR PIPES PROPOSED. 12. WHEN WORK IN A LIVE WATERCOURSE IS PERFORMED, PRECAUTIONS SHALL BE TAKEN TO MINIMIZE ENCROACHMENT, CONTROL SEDIMENT TRANSPORT AND STABILIZE THE WORK AREA TO THE GREATEST EXTENT POSSIBLE DURING CONSTRUCTION. NON -ERODIBLE MATERIAL SHALL BE USED FOR THE CONSTRUCTION OF CAUSEWAYS AND COFFERDAMS. EARTHEN FILL MAY BE USED FOR THESE STRUCTURES IF ARMORED BY NON -ERODIBLE COVER MATERIALS.CONTRACTOR SHALL FOLLOW THE VESCH CHAPTER 3.25 UTILITY STREAM CROSSING REQUIREMENTS FOR THE TWO INTERMITTENT STREAM CROSSINGS. 13. WHEN A LIVE WATERCOURSE MUST BE CROSSED BY CONSTRUCTION VEHICLES MORE THAN TWICE IN ANY SIX-MONTH PERIOD, A TEMPORARY VEHICULAR STREAM CROSSING CONSTRUCTED OF NON -ERODIBLE MATERIAL SHALL BE PROVIDED.CONTRACTOR SHALL FOLLOW THE VESCH CHAPTER 3.25 UTILITY STREAM CROSSING REQUIREMENTS FOR THE TWO INTERMITTENT STREAM CROSSINGS. 14. ALL APPLICABLE FEDERAL, STATE AND LOCAL REQUIREMENTS PERTAINING TO WORKING IN OR CROSSING LIVE WATERCOURSES SHALL BE MET.CONTRACTOR SHALL FOLLOW FOLLOW ALL APPLICABLE FEDERAL, STATE AND LOCAL REQUIREMENTS FOR THE TWO INTERMITTENT STREAM CROSSINGS. 15. THE BED AND BANKS OF A WATERCOURSE SHALL BE STABILIZED IMMEDIATELY AFTER WORK IN THE WATERCOURSE IS COMPLETED.CONTRACTOR SHALL FOLLOW THE VESCH CHAPTER 3.25 UTILITY STREAM CROSSING REQUIREMENTS FOR THE TWO INTERMITTENT STREAM CROSSINGS. 16. UNDERGROUND UTILITY LINES SHALL BE INSTALLED IN ACCORDANCE WITH THE FOLLOWING STANDARDS IN ADDITION TO OTHER APPLICABLE CRITERIA: A. NO MORE THAN 500 LINEAR FEET OF TRENCH MAY BE OPENED AT ONE TIME. B. EXCAVATED MATERIAL SHALL BE PLACED ON THE UPHILL SIDE OF TRENCHES. C. EFFLUENT FROM DEWATERING OPERATIONS SHALL BE FILTERED OR PASSED THROUGH AN APPROVED SEDIMENT TRAPPING DEVICE, OR BOTH, AND DISCHARGED IN A MANNER THAT DOES NOT ADVERSELY AFFECT FLOWING STREAMS OR OFF -SITE PROPERTY. D. MATERIAL USED FOR BACKFILLING TRENCHES SHALL BE PROPERLY COMPACTED IN ORDER TO MINIMIZE EROSION AND PROMOTE STABILIZATION. E. RE -STABILIZATION SHALL BE ACCOMPLISHED IN ACCORDANCE WITH THIS CHAPTER. F. APPLICABLE SAFETY REQUIREMENTS SHALL BE COMPLIED WITH.CONTRACTOR TO ADHERE TO THE APPLICABLE STANDARD FOR PRIVATE AND PUBLIC UTILITY INSTALLATION. 17. WHERE CONSTRUCTION VEHICLE ACCESS ROUTES INTERSECT PAVED OR PUBLIC ROADS PROVISIONS SHALL BE MADE TO MINIMIZE THE TRANSPORT OF SEDIMENT BY VEHICULAR TRACKING ONTO THE PAVED SURFACE. WHERE SEDIMENT IS TRANSPORTED ONTO A PAVED OR PUBLIC ROAD SURFACE, THE ROAD SURFACE SHALL BE CLEANED THOROUGHLY AT THE END OF EACH DAY. SEDIMENT SHALL BE REMOVED FROM THE ROADS BY SHOVELING OR SWEEPING AND TRANSPORTED TO A SEDIMENT CONTROL DISPOSAL AREA. STREET WASHING SHALL BE ALLOWED ONLY AFTER SEDIMENT IS REMOVED IN THIS MANNER. THIS PROVISION SHALL APPLY TO INDIVIDUAL DEVELOPMENT LOTS AS WELL AS TO LARGER LAND -DISTURBING ACTIVITIES.CONTRACTOR SHALL MAKE PROVISIONS TO KEEP ADJACENT ROADS CLEAN FROM SOIL BUILD-UP. 18. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES SHALL BE REMOVED WITHIN 30 DAYS AFTER FINAL SITE STABILIZATION OR AFTER THE TEMPORARY MEASURES ARE NO LONGER NEEDED, UNLESS OTHERWISE AUTHORIZED BY THE VESCP AUTHORITY. TRAPPED SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION OF TEMPORARY MEASURES SHALL BE PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND SEDIMENTATION.CONTRACTOR SHALL STABILIZE SITE, AND OBTAIN INSPECTOR APPROVAL PRIOR TO REMOVING EC MEASURES. UPON APPROVAL OF THE ENVIRONMENTAL INSPECTOR, INSTALL INFILTRATION AREAS AND CONNECT ROOF DRAINS. 19. PROPERTIES AND WATERWAYS DOWNSTREAM FROM DEVELOPMENT SITES SHALL BE PROTECTED FROM SEDIMENT DEPOSITION, EROSION AND DAMAGE DUE TO INCREASES IN VOLUME, VELOCITY AND PEAK FLOW RATE OF STORMWATER RUNOFF FOR THE STATED FREQUENCY STORM OF 24-HOUR DURATION IN ACCORDANCE WITH THE FOLLOWING STANDARDS AND CRITERIA. STREAM RESTORATION AND RELOCATION PROJECTS THAT INCORPORATE NATURAL CHANNEL DESIGN CONCEPTS ARE NOT MAN-MADE CHANNELS AND SHALL BE EXEMPT FROM ANY FLOW RATE CAPACITY AND VELOCITY REQUIREMENTS FOR NATURAL OR MAN-MADE CHANNELS:THIS PROJECT DOES NOT INCLUDE ANY ADDITIONAL IMPERVIOUS SURFACES AND THE PROJECT AREA WILL BE RESTORED TO ITS EXISTING CONIDTIONS.THEREFORE WILL NOT PRODUCE ANY ADDITIONAL STORMWATER RUNOFF. A. CONCENTRATED STORMWATER RUNOFF LEAVING A DEVELOPMENT SITE SHALL BE DISCHARGED DIRECTLY INTO AN ADEQUATE NATURAL OR MAN-MADE RECEIVING CHANNEL, PIPE OR STORM SEWER SYSTEM. FOR THOSE SITES WHERE RUNOFF IS DISCHARGED INTO A PIPE OR PIPE SYSTEM, DOWNSTREAM STABILITY ANALYSES AT THE OUTFALL OF THE PIPE OR PIPE SYSTEM SHALL BE PERFORMED. B. ADEQUACY OF ALL CHANNELS AND PIPES SHALL BE VERIFIED USING THE VSMP CHANNEL PROTECTION CRITERIA. STORMWATER DISCHARGES ARE CLASSIFIED INTO ONE OF THREE TYPES OF CHANNEL. (1) "MANMADE STORMWATER CONVEYANCE SYSTEM" MEANS A PIPE, DITCH, VEGETATED SWALE, OR OTHER STORMWATER CONVEYANCE SYSTEM CONSTRUCTED BY MAN EXCEPT FOR RESTORED STORMWATER CONVEYANCE SYSTEMS OR, (A) THE MANMADE STORMWATER CONVEYANCE SYSTEM SHALL CONVEY THE POST -DEVELOPMENT PEAK FLOW RATE FROM THE TWO-YEAR EVENT WITHOUT CAUSING EROSION OF THE SYSTEM DETENTION OF THE STORMWATER OR DOWNSTREAM IMPROVEMENTS MAY BE INCORPORATED INTO THE APPROVED LAND -DISTURBING ACTIVITY TO MEET THIS CRITERIA AT THE DISCRETION OF THE STORMWATER PROGRAM ADMINISTRATIVE AUTHORITY. (B) THE PEAK DISCHARGE REQUIREMENTS FOR CONCENTRATED STORMWATER FLOW TO NATURAL STORMWATER CONVEYANCE SYSTEMS SHALL BE MET. QDEVELOPED <= I.F. * (QPRE-DEV. * RVPRE-DEV.) / RVDEVELOPED UNDER NO CONDITION SHALL QDEVELOPED > QPRE-DEV. NOR SHALL QDEVELOPED BE REQUIRED TO BE LESS THAN THAT QFOREST * RVPRE-DEV.)/RVDEVELOPED OR IN ACCORDANCE WITH ANOTHER METHODOLOGY THAT IS DEMONSTRATED BY THE VSMP AUTHORITY TO ACHIEVE EQUIVALENT RESULTS AND IS APPROVED BY THE BOARD. (2) "NATURAL STORMWATER CONVEYANCE SYSTEM" MEANS THE MAIN CHANNEL OF A NATURAL STREAM AND THE FLOOD -PRONE AREA ADJACENT TO THE MAIN CHANNEL OR, (3) "RESTORED STORMWATER CONVEYANCE SYSTEM" MEANS A STORMWATER CONVEYANCE SYSTEM THAT HAS BEEN DESIGNED AND CONSTRUCTED USING NATURAL CHANNEL DESIGN CONCEPTS. RESTORED STORMWATER CONVEYANCE SYSTEMS INCLUDE THE MAIN CHANNEL AND THE FLOOD -PRONE AREA ADJACENT TO THE MAIN CHANNEL. (A) THE DEVELOPMENT SHALL BE CONSISTENT, IN COMBINATION WITH OTHER STORMWATER RUNOFF, WITH THE DESIGN PARAMETERS OF THE RESTORED STORMWATER CONVEYANCE SYSTEM THAT IS FUNCTIONING IN ACCORDANCE WITH THE DESIGN OBJECTIVES. (B) THE PEAK DISCHARGE REQUIREMENTS FOR CONCENTRATED STORMWATER FLOW TO NATURAL STORMWATER CONVEYANCE SYSTEMS SHALL BE MET. SEE 19(B)(1)(B). EROSION &SEDIMENT CONTROL LEGEND CE 3.02 CONSTRUCTION ENTRANCE CRS 3.03 CRS STABILIZATION ROAD � O SILT FENCE DIVERSION O QP H OUTLET PROTECTION SC 3.25 UTILITY STREAM CROSSING TS 3.31 TS TEMPORARY SEEDING PS 3.32 PS PERMANENT SEEDING O DC 3.3g DC DUST CONTROL O 14 A 02 u a a�< a �F> �w Ow z < OQ° -a 0 w ° 0= w k s COD O M ° O � v S 6 g zI 0� x U o w 0 LLz o 0> N a d L < e w > w Q (� W "' "' z O J o C, < o w z d a�imU ILL o vl�G,yeeneQk�"NGN? Q z 0 w z w Q J a- w �U w z m w J � LL � 0 Lu � U) U z Q Q o 0 J _ D_ � � O i F o cr (%.00 w U z� Q J CD 0 W Q 0 N Q w zUH�w 0 (� Q 0 Y w w m J L.L J W J w Q z 0 V W 0 a 0 o 0 z � z o � o � V u o } z � 0 u w N ~ � o N o z DESIGNED BY: DEG DRAWN BY: ARC CHECKED BY: DEG DATE: 04-21-21 SCALE: N.T.S. JOB: 20.2154 FILE: 20.2154 SHEET: OF OS c E CONSTRUCTION ENTRANCE STONE 70' MIN. CONSTRUCTION ACCESS /-3" SM-2A ASPHALT TOP / COURSE EXISTING 2%// ?% PAVEMENT 6" M:N. 21A AGGR=GAIN BASE PROFILE 70' MIN, STONE CONSTRUCTION ASPHALT PAVE➢. ACCESS A WASHRACK EXISTING rl 2% 2% PAVEMENT -�' 2% 12' MIN.* *MUST EXTEND FULL WIDTH `--O POSITIVE DRAINAGE TO SEDIMENT OF INGRESS AND EGRESS � TRAPPING DEVICE OPERATION PLAN 12' MIN. POSITIVE DRAINAGE 2% TO SEDIMENT ., TRAPPING DEVICE S . FILTER CLOTH SECTION A -A A m hI6nat m water tap of 1 iuch must be installed with a nliuiti 1 iffch ballcock shutoff t 2h a s11pp1yiu- , a wash hose with a diameter of 1.5 inches for adequate Constant pressure. Wash water nntst be Carried away from the entrance to an approved sett)u1, area to iemiove scc Wmemt. All sedinieirt shall be pieveiftecl Sum entefine stoun drams. cktches or watercourses. PAVED WASH RACK NO SCA-E Dv DIVERSION DIVERSION 10% SETTLEMENT 0.3' FREE BOARD TYPICAL VEE-SHAPED DIVERSION Source: Va. DSWC Plate 3.12-1 TYPICAL ORIENTATION OF TREA TMENT - > (SOIL STABILIZATION BLANKET) SHALLOW ON StlN.L4N( SLOPES, STRIPS OF NETTING PROTECTIVE COVERINGS MAY BE APPLIED ACROSS THE SLOPE. BERM WHERE THERE IS A BERM AT THE TOP OF THE SLOPE, BRING THE MATERIAL OVER THE BERM AND ANCHOR IT BEHIND THE BERM. ON SIEEP SLOPES, APPLY PROTECTIVE COVERING PARALLEL TO THE DIRECTION OF FLOW AND ANCHOR SECURELY. BRING MATERIAL DOWN TO A LEVEL MEA BEFORE TERMINATING THE INSTALLATION. TURN THE END .�+.cwi. • •"+V� �„ UNDER 4' AND STAPLE AT 12' INTERVALS. '+ 12' IN DITCHES, APPLY PROTECTIVE COVERING PARALLEL TO THE DIRECTION OF FLOW. USE CHECK SLOTS AS REQUIRED. AVOID JOINING MATERIAL IN THE CENTER OF THE DTrCH IF AT ALL POSSIBLE. sF SILT FENCE CONSTRUCTION OF A SILT FENCE (WITHOUT WIRE SUPPORT) 1. SET THE STAKES. 2. EXCAVATE A 4"X 4" TRENCH UPSLOPE ALONG THE LINE OF STAKES. 6-MAX. IIII FLOM 4- 3. STAPLE FILTER MATERIAL 4. BACKFILL AND COMPACT TO STAKES AND EXTEND THE EXCAVATED SOIL. IT INTO THE TRENCH. ,. . IIII - III . •.„ _III .... SHEET FLOW INSTALLATION (PERSPECTIVE VIEW) FLOW FLOW A A B SILT FENCE -1 I I-III-III-III-III-III-III=11I I- ' I, ,1 I 1-1 1I- SF/STONE NOT REQUIRED AFTER SLOPES ARE STABILIZED DOWNSLOPE OF OUTFALL POINTS A SHOULD BE HIGHER THAN POINT B. DRAINAGEWAY INSTALLATION (FRONT ELEVATION) SOURCE: Adapted from Installation of Straw and Fabric Filter Barriers for Sediment Control,VA. DSWC FERTILIZER: 10-20-10: 1,000 LBS/ACRE SEPTEMBER- FEBRUARY 15: 50% ANNUAL RYE & 50% WINTER RYE 100 LBS/ACRE FEBRUARY 16-APRIL 30: ANNUAL RYE 100 LBS/ACRE MAY -AUGUST: GERMAN MILLET 50 LBS/ACRE OTHER OPTIONS EXIST, SEE VA EROSION AND SEDIMENT CONTROL HANDBOOK. SUGGESTED PERMANENT SEEDING MIXTURE LIME: 2 TONS/ACRE FERTILIZER: 10-20-10 1,000 LBS/ACRE MARCH -MAY 15: KENTUCKY 31 FESCUE 200 LBS/ACRE, ANNUAL RYE 20 LBS/ACRE MAY 16-AUGUST 15: KENTUCKY 31 FESCUE 200 LBS/ACRE, FOXTAIL MILLET 20 LBS/ACRE AUGUST 16-OCTOBER: KENTUCKY 31 FESCUE 200 LBS/ACRE, ANNUAL RYE 20 LBS/ACRE NOVEMBER-FEBRUARY: KENTUCKY 31 FESCUE 200 LBS/ACRE, WINTER RYE 20 LBS/ACRE TYPICAL TREATMENT - > (SOIL STABILIZATION BLANKET) INSTALLATION CRITERIA ANCHOR SLOT to S4 APPROXIMATELY 2S.0 STAPLES REQUIRED PER APPROXIMATELY 50. Y OF MATERIAL ROLL ANCHOR SLOTS, JUNCTION SLOTS & CHECK SLOTS TO BE BURIED 6' TO 12'. +/ 12' MAX. 4:1 OR FLATTER 6' MAX. STEEPER THAN 4:1 JUNCTION SLOT I� EDGE AND END JOINTS I I I I III I I I CHECK SLOT ' TO BE SNUGLY ABUTTED (JUTE MESH WILL HAVE I I I TERMINAL FOLD STAPLED LAP JOINT IN LIEU OF EDGE JOINT) lAP JOINT 2' MIN. I I I II I TAMP FIRMLY (JUTE MESH ONLY) I I I ANCHOR SLOT I I 5' MAX. 4.1 OR FLATTER 3' MAX. STEEPER THAN 4:1 I 1 I I 2' o T f 12- I I I I 1 1 I I I I I I I I 2' TAMP CHECK SLOT FIRMLY e'11 TO 12' JUNK 2' 12' y T +CHECK SLOT 1* TO 2* I I I I I I I VAR. VAR. 6' TO 6' MIN. PLAN VIEW STAPLING DIAGRAM STAPLE FORMED FROM NO.11 STEEL WIRE *CHECK SLOTS AT MIN. 50' C-C INTERVALS 8' STAPLE MIN. LENGTH FOR SANDY SOIL NOT REQ.'D WITH ALL 6' STAPLE MIN. LENGTH FOR OTHER SOIL 'COMBINATION -BLANKETS TERMINAL FOLD 6' TO 12' TAMP FIRMLY �4� r 2. T SOURCE: VDOT ROAD AND BRIDGE STANDARDS PLATE: 3.36-2 PERMANENT SEEDING MIXTURES FOR Ps THE PIEDMONT AREA TABLE 25 TOTAL LBS. PER ACRE MINIMUM CARE LAWN - COMMERCIAL OR RESIDENTIAL 175-200 LBS. KENTUCKY 31 OR TURF -TYPE TALL FESCUE 95-100% IMPROVED PERENNIAL RYE GRASS 0-5% KENTUCKY BLUEGRASS 0-5% HIGH MAINTENANCE LAWN 200-250 LBS. - KENTUCKY 31 OR TURF -TYPE TALL FESCUE 100% GENERAL SLOPE (3:1 OR LESS) KENTUCKY 31 FESCUE 128 LBS. RED TOP GRASS 2 LBS. SEASONAL NURSE CROP* 20 LBS. LOW -MAINTENANCE SLOPE (STEEPER THAN 3:1) - KENTUCKY 31 FESCUE 108 LBS. - RED TOP GRASS 2 LBS. - SEASONAL NURSE CROP* 20 LBS. - CROWN VETCH** 20 LBS. TOTAL 150 LBS. *USE SEASONAL NURSE CROP IN ACCORDANCE WITH SEEDING DATES AS STATED BELOW: FEBRUARY 16TH THROUGH APRIL 30TH............ ANNUAL RYE MAY 1 ST THROUGH AUGUST 15TH ................ FOXTAIL MILLET AUGUST 16TH THROUGH OCTOBER 31ST........... ANNUAL RYE NOVEMBER 1 ST THROUGH FEBRUARY 15TH ........ANNUAL 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 INNOCULATED. WEEPING LOVEGRASS MAY BE ADDED TO ANY SLOPE OR LOW MAINTENANCE MIX DURING WARMER SEEDING PERIODS; ADD 10- 20 LBS./ACRE IN MIXES. OPs PERMANENT SEEDING FERTILIZATION AND MAINTENANCE TABLE 24 Maintenance Fertilization for Permanent Seedings Use Soil Test Recommendation or Rates Shown Below Seeding Mixture Formulation Lbs. per Lbs. per Time Mowing Acre 1000 sf Tall fescue makes 10-10-10 500 11.5 Yearly, or as *Not closer than 3" if up 70% or more or 400 9.2 needed fall occasional mowing is of cover. 30-10-10 desired. Crownvetch Spring the year Do not mow crownvetch Service lespedeza 0-20-0 400 9.2 following establishment Birdsfoot trefoil and every 4-5 years thereafter. Fairly uniform Fall the year Not required. not closer stand of Tall following than 4" if occasional Tescue & Service 5-10-10 500 11.5 establish- ment mowing is desired, and lespedeza, or and every 4-5 then in fall after seed Birdsfoot Trefoil. years thereafter. has matured. Weeping Spring the year Not required. not closer Lovegrass & following than 4" if occasional Service lespedeza 5-10-10 500 11.5 establishment mowing is desired, and fairly uniform plant and every 3-4 fall after sericea has distribution years thereafter. matured. Red & chewings 20-10-10 250 5.8 September, 30 Mow no closer than 2" for red fescue and Ky fescue, Kentucky days later December, May blue rass; and closer 9 bluegrass, hard 9 20-10-10 100 2 20-June-30, than 3" for fescue. fescue mixture: .3 needed. TEMPORARY SEEDING MIXTURES FOR (Ts)THE PIEDMONT AREA TABLE 26 TEMPORARY SEEDINGS BY RATES, DEPTHS, AND DATES Seeding Rate Plantingdepth Seeding zones and Seeding Date f� Species IL Per Lbs/1000 7a and 7b 6b 6a and 5b acre Sq. ft (Inches) 2/1- 5/1- 8/15- 3/1- 5/1- 8/15- 3/15- 6/1- 8/1- 4/30 8/14 11130 4/30 8114 11/15 5131 7/31 10/31 Choose one: BY BY BY Barley 2.5 bu. 2.80 1-2 X - 10115 X - 10/15 X - 10/1 Oats 3 bu. 2.21 1-2 X - - X - - X - - Rye (4) 2.5 bu. 3.22 1-2 X - X X - X X - X Bar Ie or Rylus 150 lbs. 3.45 1 X X 10/15 X X 10/15 X X 10/1 Foxtat X X X X X X X X X millet 5 Weeping 41ID& 0.09 1/4-1/2 - X - - X - - X - lovegrass 61 Annual ryegrasS 50 lbs. 1A5 1/4-1/2 X - 11/1 X - 11/1 X - 8/15 Millet (7) 50 lbs. 1.15 1 1/2 - X - - X - (1) Applicable on slopes of 3:1 or flatter (2) Refer to figure A - Adopted from USDA, AIRS Miscellaneous Publication #1475, January 1990 (3) Between fall and spring seeding dates, use mulch only if ground is frozen and reseed when thawed (4) May be used as a nurse crop for late fall/early winter permanent seedings, add 56 Lbs/ac. to the permanent seeding mixture (4) Maryland State Highway Administration Temporary Seed Mix (5) May be used as a nurse crop for mid -summer permanent seedings. Add 2 Lbs/ac to permanent seed mix. (6) May be used as a nurse crop for mid -summer permanent seedings. Add 10 Lbs/ac. to the permanent seeding mix. A VEHICLE STREAM CROSSING, STD. & SPEC. 3.24 SILT FENCE EXISTING GROUND A SILT FENCE FORMER LOCATION OF FLOW BARRIER 1 2,• FORMER LOCATION OF FLOW BARRIER Z1 STREAM BED FLOW PLACE J RIPRAP AT TRANSITION FLOW BARRIER FLOW BARRIER (RIPRAP, SANDBAGS, - PLYWOOD, JERSEY BARRIERS OR SHEET PILING) APPROACHING - PLACE RIPRAP TRENCHING AT TRANSITION OPERATION PERSPECTIVE VIEW TYPE A DIVERSION POLYETHYLENEER(6 MIL. MIN.) O GRASS LINER POST SILT FENCE EXISTING GROUND s* UTILITY STREAM CROSSING DIVERSION use CHANNEL TYPE A PLAN VIEW SECTION A -A FILTER APRON LINING SHALL BE PIPE OUTLET TO WELL-DEFINED CHANNEL d 50 = 0%- "d= T KEYIN- RECOMMENDED FOR ENTIRE PERIMETER oP OUTLET PROTECTION Outlet Protection Table Outlet Structure Diameter Discharge (cfs) Apron Length (fit) Apron Width Downstream Apron Width (ft) Depth Riprop Stone Size (in) (ft) (in) 1 24 1 9.25 1 20 1 6 1 6 16 Class 1A m N N U o agN o Q� > =w O O Qa a 0 w ° U a C/D 0 w K = ° Q O U) v = o °18 O o W J Z Z C7 ►�" 00 > �o (/� o w Z O Z N 0 N M D LU ¢ v w > w Q w w J OZ o C, Q w z k U o O �w< =m�a mom= a w(nU oDustn.reene p+ vf�2yreeneeene4c`��ENa Q Z a Cl z Q W J �Cl w < U �z �wCOo(A p CO J U) U Z w Q Q 0 z J � � a O Y ('0 o Cl U) CO I- Et z� <0 0 -J C ON <� z U �' OQ w 0 Y Cl UJ W m J LL J W W 7 Q LD C6 z 0 a it v 0 a 0 z z O Z w O � a� O � U w o� y Z 0 U w � � o N o ti Z DESIGNED BY: DEG DRAWN BY: ARC CHECKED BY: DEG DATE: 04-21-21 SCALE: N.T.S. JOB: 20.2154 FILE: 20.2154 SHEET: OF 08 W cy In m O= S O .mi 9¢ N d d C 5-C J .$ to z Q O A e N _D m (D II II p II 11 II II II c 'a o, A 4iy pO�ON p. smAe vDi � c m m o � o � � _ m _ 3 N p " qD C � A I m m Z n D m s- m D c c o o a W R00`=o N o m 3 3 m z o n .}' N Am A i O tO tnN S c 3 rn T 2 m 0 W room 000mzwmm5TT5 o r 0 s s a a as ^ mm ?mmcm=m"a m-a 0 f _ *sM' xa�,.4 sm^mm m < rig: ��� m_" "<°m< x Z to >• S o• 0 d m m r 0 n � xm � `•� < fD £ .l D D 11 II II II 11 II II II II II 11 IIII it II II OOOVo ��=���A=�A VfOJ to O� O yG y D O C O 0 0 5 O O ?o C O N W 0 O ut N O O o NmO $ O oa o Vm N� ?Ix x -1 DDO F G)DG)- oFmmoo olc 33m mm�n COoo`;miv x c �?^a r.a o0o vv � v N N a m m N IC 3 3 's a # II II 11 II 11 It II II II 11 II 11 It = 1 Zpp $ �OVVVNTOf00 $ V '1 -1 m tl 6.mi mppW IminmIfN �mUI i o mw0 W R a � LA (-n O 0 O 0 O fn m -n m � W W m O m .. 00 I1A ON V, (n 0 1 O 0 w H n N II w N J 9 z a z rn R � pry N N + 0 O O W Q CO A W J O1 j 8 O V J + ,o W y a W_ II N o e o vD o 0 O O m O O N O O (A O O 1010 � n 7 o II O g \ \ \ \ \ \ \ \ hx;` �ld ail I l l l l. l l l l l I / l I / �'�►�,�, /// 10 A q / /P/ .'VL / tAL / l 1 I /- /VL \\\\& -'A 16 \ aia O ly \ \y 1 \ \ \ \ IV \ \ \ \ \ \ \ \ \ -`- (0 IRA,,y � I A,� �b -cb — I I I ( / / / I I I 1cj II I 1 11 EROSION CONTROL AND SWM PLAN KARCZEWSKI RESIDENCE TAX MAP 86 PARCEL 38 SAMUEL MILLER MAGISTERIAL DISTRICT, COUNTY OF ALBEMARLE , VIRGINIA STORMWATER MANAGEMENT PLAN Co m a al 0+YD� m� cn v \ /1 v m Z Z z y 7� O O \ (nOD W W TDm rr NW o C o N m m O z W Z m s�o s= W N �m z� 00 Oo zHr m m r 0 m m 1\ I v r —' m D O 0 � D UI UN 0 0 o N y o O in m o D C) LnO 0 f!) O o D rn CO v 00 00 0 w 0 D 0 o D N Cs O n A W N N N N N N Ln 0 o O W N coo 0 o wLn� A A o 3 0 0 N N '(Ao '(o m11 V O — O W 0 O A w0 •INd w m N N r O Ln O O v (NJ7 A m 0 0 0 ' 'u 0 O O O 0 Lnm � � O 0 0 0 V j O O) O 00 0 A IV m co n n l< N N r m (D m N 3 REVISIONS NO. DATE DESCRIPTION NO. DATE DESCRIPTION 1 5/20/21 COUNTY COMMENTS NO. V' cn N 0 O D � A c N D (P N (i LnN N 0 00 O O O O m O 0 0 0 0 0 o y cn CD 00 O O O O D 0 0 0 0 0 o C N Cn Ui O O W O (n O o O O o cc 0 0 0? 00 , D W OVD O 00 O O O 0 N N N �O(pp 00D ch o N N Ln A (O V D 0 0 0 0 0 � o D n A J N n V V a) O N N (O A (o ? OD O n j rQ V 00 (O I) N o o O W N -4 W W LO co N 0 0 0 00 Ln0;;;;;� .0 .0 o Ln 00 00 O O U1 O O N A A A A? A O O O O O O N O U1 O Ul O Ul O N O N O N K � 0 V V O 0 A 60 N (N11 1 0 v N Ln _ O W O O O O O O p O O V m p O N AN N W W W N ,p W M -4 ffl iT M V 01 V r O W O O O O O O 0 t� W W N OND O m 0 0 0 0 0 0 N N N N 1" O p O O O O O O O v Ln j m Ln N j Lnv O O O M M V — 00 O C) V O Ln O 1 1 Q 0 s N N (O OO O O 0 0 0 0 0 o 0 A coN coA coA W coN 'o mmmmmm W W W W W W O r 2 m m m m m m 5' m d S ROUDABUSH, GALE & ASSOC., INC. A PROFESSIONAL CORPORATION SERVING VIRGINIA SINCE 1956 PHYSICAL ADDRESS: MAILING ADDRESS: 999 SECOND ST. SE. 435 MERCHANT WALK SQ. SUITE 201 SUITE 300-159 CHARLOTTESVILLE, VA 22902 CHARLOTTESVILLE, VA 22902 PHONE 434-977-0205 WWW.ROUDABUSH.COM F/ STREAM BUFFER MITIGATION STREAM BUFFER IMPACT AREA = 9,404 SF (0.216 AC) MITIGATION AREA REQUIRED = 18,808 SF (0.432 AC) SEEDING MIX ERNST CONSERVATION SEEDS, ERNMX-187 SOUTHEASTERN U.S. ROADSIDE NATIVE MIX (or Equivalent) MITIGATION AREA PROVIDED = 18,851 Sr (0.433 AC) SEEDING RATE IS 20 LBS. PER ACRE / / / / / / / / r _ — — — — — — — — — — — MIXED VEGETATION MITIGATION AREAS Mix Composition / / / / /------------ REQUIRED: 700 CONTAINER GROWN SEEDLINGS PER AC — — - 65.3% Schizachyrium scoparium, 'Camper (Little Bluestem) MITIGATION AREA 18,810 SF (0.433 AC) 15.0% Elymus virginicus, (Virginia Wildrye) PLANTING REQUIRED: 303 3.0% Chamaecrista fasciculata, (Partridge PeA) / / / / / / / _ / / , / / / / / / / / \ \ -- — — — — — — 3.0% Rudbeckia hirto (Blackeyed Susan) PLANTING SCHEDULE 2.0% Coreopsis lanceolata (Lanceleaf Coreopsis) / 2.0% Helionthus angustifolius, (Narrowleaf Sunflower) / QNTY. I BOTANICAL NAME7 COMMON NAME SIZE/ COMMENTS CANOPY TREES CONTAINER GROWN SEEDLINGS 13 Acer rubrum RED MAPLE 8 Carya cordiformis BITTERNUT HICKORY 5 Diospyros virginiana PERSIMMON 11 Platanus occidentalis AMERICAN SYCAMORE 7 Quercus polustris PIN OAK UNDERSTORY TREES 13 Amelanchier canadensis SERVICEBERRY 13 Cercis canadensis EASTERN REDBUD 10 Chionanthus virginicus FRINGE TREE 10 Crataegus viridis GREEN HAWTHORN 9 Hamamelis virginiana AMERICAN WITCH HAZEL 9 Magnolia virginiana SWEETBAY MAGNOLIA 15 Ilex opaca AMERICAN HOLLY 10 Oxydendrum arboreum SOURWOOD 11 Viburnum prunifolium BLACKHAW VIBURNUM SMALL SHRUBS 15 Callicarpa americana AMERICAN BEAUTYBERRY 13 Cephalanthus occidentalis BUTTONBUSH 15 Hydrangea arborescens WILD HYDRANGEA 19 Ilex verticillata WINTERBERRY 19 Itea virginica VIRGINIA SWEETSPIRE 17 Myrica pensylvanica BAYBERRY 15 Physocarpus opulifolius NINEBARK 15 S iraea latifolia MEADOWSWEET 16 Vaccinium angustifolium LOWBUSH BLUEBERRY 15 Viburnum dentatum ARROWWOOD VIBURNUM 2.07o Lespedeza virginica, (Slender Lespedeza)- 1.1% Monarda punctata, (Spotted Beebalm) 1.0% Aster spectabilis, (Showy Aster) 1.0% Baptisia pendula, (Largeleaf Wild Indigo) 1.0% Coreopsis grandiflora, (Largeflower Tickseed) 1.0% Silphium asteriscus var. laevicaule, (Starry Rosinweed) 0.9% Eupatorium coelestinum, (Mistflower) 0.7% Solidago specioso, (Showy Goldenrod) 00Ai�I 0.5% Coreopsis basalis, (Goldenmane Tickseed) 0.5% Vernonia angustifolia, (Tall Ironweed) rl / / \ I i I I I rIt / / / / / /' _ /• ��'/ / / i \ \\ \\ \\ _ \ \ QUANTITY / �� / I I j I I i r 8.7 LBS (0.433 AC) CRITICAIL SLOPE LQCATI N �� I(PERIALBEMARL€ GIS I I �I 876 872+_= __ ssiII li I STREAM BUFFER 1 I II II \IS® DH ,,FEET � g+1 �8� 1 REPLANTING AREA \`\ \\ 18)851 SF'' \ 1�� •mow I I I / 404.72'(T) are,---- — — —\ 303 PLANTS PROVIDED / / / / / I /am — — E\ Q / - /, / �A( / ` I \ \� / �I/ i / \/�/ I l \ o / I /ItLSv POP[ / . It TRE _O / / // /��°/ I v5- CA CASv _------ / w\ ' \mI �o ,CRITIC ( SLORE LOC TION \ \ \ \ \ / / / / / / ^ ` / / / \ � \ � \ I I — (PER ALQ€MARL GIS) / �+ v cli 10, 92 10 Ln 41 / / / \ / / /000000 rid, '/ _ /,' /,/ _ \\\ R�S�RE1 /' STREAM BUFFER /�'\� / / \PR0P\. 24" `�,'D}4E / / / \,✓ //�� —' /,—_/ // ,� ,/ \\� \\ // �/ //�//i IMPACT AREA \N\\ se ! scc, —9 404 SF /� � �EK " \ \ / / \ = EXISTI 12� , / / / � v - 1 / \ /-----�� \ -� / � / / / XX_"CM ( v — 12FEET \ S82'49'31 \ /' / � / RIPRAP �I \ 40' PRWATE RIGh-OF-WAY \. .�14. CLASS I� I DN34 6 PG\67 _816 k / —(PER A B ARLFi GIS) / / / / / / Z' / = LI KS OF URVEY X x_x BSc—x—x—x' x—xLx— — — \ \ \ T LQ-AIIION -- — — — — — — LIMITS OF SURVEY -------------------------_ 000 / / / /— _ --------\ �-- _ /— — — — — — — — — — \ 14 A O N w dim N U cc, ¢ O Q Q W w O W z¢ J o a- -5'M w am CC W w =:= rn O U M of j Q WO = o o a J zU Z .�i g CC w (7 0_ Z o m / N M d W Q V q w N > w D (n ui z a w O N o 0o y a 0 w OF NHS = mom= a cn C 0�,. `f�G' 9. Greene NO. Q833 4�`7/21 ,?NAL LNG Q Z_ (5 W z W J a W � U W z >�z >W 0°0 0 (/) Q M �� �z E- 7 Q Q 0 -< J _ a- 1- O' OY coy U)00 If- � z� Q� O W J vU aW z ~ OQ Q i O Y W W m J L.L J w W Q U)C8 z 0 a it V 0 w Q 0 oz z O s z w o� � d o � w o � z 0 w� a o � z DESIGNED BY: DEG DRAWN BY: ARC CHECKED BY: DEG DATE: 04-21-21 SCALE: 1 "=40' JOB: 20.2154 FILE: 20.2154 SHEET: OF 08