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HomeMy WebLinkAboutWPO201800091 VSMP - SWPPP 2018-12-06ACOUNTY OF ALBEMARLE yy Department of Community Development 401 McIntire Road, North Wing Charlottesville, Virginia 22902-4596 Tel. (434) 296-5832 9 Fax (434) 972-4126 �'IRGIi`�p` Stormwater Pollution Prevention Plan (SINPPP) For Construction Activities At: Project Name: Lewis and Clark Drive Road Sewer Extension WPO# (N/A) Address: 4211 Lewis and Clark Drive Charlottesville, Virginia 22911 Prepared by: Timmons Group 608 Preston Avenue, Suite 200 Charlottesville, VA 22903 434.295.8317 Prepared for: University of Virginia Foundation P.O. Box 400218 Charlottesville, VA 22911 Contact: Todd Marshall 434.924.2569 SWPPP Preparation Date: December 5, 2018 (This document is to be made publicly available according to 9VAC25-880-70, Part II, section D) Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County CONTENTS: (from Albemarle County Code Sec. 17-405) 1. Registration statement 2. Notice of general permit coverage 3. Nature of activity 4. Erosion and Sediment Control Plan. 5. Stormwater Management Plan 6. Pollution Prevention Plan. 7. Discharges to impaired waters, surface waters within an applicable TMDL wasteload allocation, and exceptional waters. 8. Qualified personnel 9. Signed Certification 10. Delegation of authority. 11. General permit copy 12. Inspection logs Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 1. Registration statement (Provide a signed completed copy of the DEQ registration statement) Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Registration Statement General VPDES Permit for Discharges of Stormwater from Construction Activities (VAR10) (Please Type or Print All Information) Construction Activity Operator: (General permit coverage will be issued to this operator. The Certification in Item #12 must be signed by the appropriate person associated with this operator.) Name: University of Virqinia Foundation Contact: Todd Marshall Mailing Address: PO Box 400218 City: Charlottesville Email address (if available): State: VA zip: 22904 Phone: 434-924-2569 Indicate if DEQ may transmit general permit correspondence electronically: Yes ❑ No ❑ 2. Existing General Permit Registration Number (for renewals only): 3. Name and Location of the Construction Activity: Name: Lewis and Clark Drive Sewer Extension Address (if available): 4211 Lewis and Clark Drive city: Charlottesville County (if not located within a City): Albemarle Count Latitude (decimal degrees): 38.146487 State: VA Longitude (decimal degrees):-78.438957 Name and Location of all Off -site Support Activities to be covered under the general permit: Name: Address (if available): City: State: County (if not located within a City): Zip: 22911 Zip: Latitude (decimal degrees): Longitude (decimal degrees): 4. Status of the Construction Activity (check only one): Federal ❑ State ❑ Public ❑ Private X❑ 5. Nature of the Construction Activity (e.g., commercial, industrial, residential, agricultural, oil and gas, etc.): Utility - Sanitary Sewer 6. Name of the Receiving Water(s) and Hydrologic Unit Code (HUC): Name: Rivanna Name: HUC: 0208024 HUC: 7. If the discharge is through a Municipal Separate Storm Sewer System (MS4), the name of the MS4 operator: Albemarle County Service Authority 8. Estimated Project Start and Completion Date: Start Date (mm/dd/yyyy): 03/01 /2019 Completion Date (mm/dd/yyyy): 03/01 /2020 9. Total Land Area of Development (to the nearest one -hundredth acre): 455.85 acres Estimated Area to be Disturbed (to the nearest one -hundredth acre): 6.87 acres 10. Is the area to be disturbed part of a larger common plan of development or sale? Yes X❑ No ❑ 11. A stormwater pollution prevention plan (SWPPP) must be prepared in accordance with the requirements of the General VPDES Permit for Discharges of Stormwater from Construction Activities prior to submitting this Registration Statement. By signing this Registration Statement the operator is certifying that the SWPPP has been prepared. 12. Certification: "I certify under penalty of law that I have read and understand this Registration Statement and that this document and all attachments were prepared in accordance with a system designed to assure that qualified personnel properly gathered and evaluated the information submitted. Based on my inquiry of the person or persons who manage the system or those persons directly responsible for gathering the information, the information submitted is to the best of my knowledge and belief true, accurate, and complete. I am aware that there are significant penalties for submitting false information including the possibility of fine and imprisonment for knowing violations." Printed Name: Title: Signature: Date: (Please sign in INK. This Certification must be signed by the appropriate person associated with the operator identified in Item #1.) 07/2014 Page 1 of 1 Section 2. Notice of general permit coverage (This notice is to be posted near the main entrance according to 9VAC25-880-70, Part II, section C.) (Provide a copy of the DEQ coverage letter when obtained) Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 3. Nature of activity (Provide a detailed narrative of the construction activities. Include or reference a construction schedule and sequence. Include any phasing.) This project includes the construction of a new sanitary sewer line and associated site work. Limits of disturbance is 6.87 acres. These improvements are being made within the property boundary. The property is bounded by Airport Road to the south, Dickerson Road and some industrial parcels to the west, the Rivanna River to the north and Route 29 and some industrial and residential parcels to the east. All construction shall take place in accordance with the Erosion and Sediment Control Sequence of Installation on plan sheet C3.0. Estimated construction dates are as indicated on the Registration Statement. 0 Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 4. Erosion and Sediment Control Plan. (Provide a reduced, I Ix17 copy of the latest Erosion and Sediment Control Plan. Do not reference only.) Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County EROSION AND SEDIMENT CONTROL NARRATIVE: PROJECT DESCRIPTION THIS PROJECT INCLUDES THE CONSTRUCTION OF A NEW SEWER LINE AND SITE WORK. LIMITS OF DISTURBANCE IS 6.87 ACRES. ADJACENT PROPERTY THESE IMPROVEMENTS ARE BEING MADE WITHIN THE PROPERTY BOUNDARY. THE PROPERTY IS BOUNDED BY AIRPORT ROAD TO THE SOUTH, DICKERSON ROAD AND SOME INDUSTRIAL PARCELS TO THE WEST, THE RIVANNA RIVER TO THE NORTH AND ROUTE 29 AND SOME INDUSTRIAL AND RESIDENTIAL PARCELS TO THE EAST. EXISTING SITE CONDITIONS THE SITE IS CURRENTLY MOSTLY WOODED WITH SLOPED TERRAIN AND STREAMS THAT FEED INTO A WETPOND. OFF -SITE AREAS NO OFFSITE AREAS WILL BE DISTURBED AS PART OF CONSTRUCTION UNLESS PERMITTED SEPARATELY. CRITICAL EROSION AREAS MANHOLE AND PIPE INSTALLATION IN EXISTING STREAM AND WETLAND AREAS ARE CRITICAL EROSION AREAS. CONTRACTOR TO USE CAUTION AND PREPLANNING IN COORDINATION WITH ENGINEER AND ESC INSPECTOR TO MAKE SURE NECESSARY ESC MEASURES ARE IMPLEMENTED AND MAINTAINED CORRECTLY. ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE MAINTAINED IN ACCORDANCE WITH VESCH AND THE CONSTRUCTION SEQUENCE, INCLUDING THE INSPECTION OF ALL MEASURES AFTER ALL RAIN EVENTS. EROSION AND SEDIMENT CONTROL MEASURES UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE CURRENT ADDITION OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. THE MINIMUM STANDARDS OF THE VESCH SHALL BE ADHERED TO UNLESS OTHERWISE WAIVED OR APPROVED BY A VARIANCE BY LOCAL AUTHORITIES HAVING JURISDICTION. STORMWATER RUNOFF CONSIDERATIONS THIS PROJECT IS THE LINEAR INSTALLATION OF AN UNDERGROUND SEWER LINE WITH WILL NOT SIGNIFICANTLY ALTER THE PRE -DEVELOPMENT CHARACTERISTICS AFTER COMPLETION AND FINAL STABILIZATION. PER DEQ GUIDANCE MEMO No. 15-2003 NO STORMWATER MANAGEMENT IS REQUIRED. STRUCTURAL PRACTICES: 1. TEMPORARY CONSTRUCTION ENTRANCE - 3.02 A TEMPORARY CONSTRUCTION ENTRANCE SHALL BE PROVIDED AT THE LOCATION INDICATED ON THE PLANS. IT IS IMPERATIVE THAT THIS MEASURE BE MAINTAINED THROUGHOUT CONSTRUCTION. ITS PURPOSE IS TO REDUCE THE AMOUNT OF MUD TRANSPORTED ONTO PAVED PUBLIC ROADS BY MOTOR VEHICLES OR RUNOFF 2. SILT FENCE BARRIER - 3.05 SILT FENCE SEDIMENT BARRIERS SHALL BE INSTALLED DOWNSLOPE OF AREAS WITH MINIMAL GRADES TO FILTER SEDIMENT -LADEN RUNOFF FROM SHEET FLOW AS INDICATED. ITS PURPOSE IS TO INTERCEPT SMALL AMOUNTS OF SEDIMENT FROM DISTURBED AREAS AND PREVENT SEDIMENT FROM LEAVING THE SITE. 3. DUST CONTROL - 3.39 DUST CONTROL IS TO BE USED THROUGH THE SITE IN AREAS SUBJECT TO SURFACE AND AIR MOVEMENT. VEGETATIVE PRACTICES: 1. TOPSOIL (TEMPORARY STOCKPILE) - 3.30 TOPSOIL SHALL BE STRIPPED FROM AREAS TO BE GRADED AND STOCKPILED FOR LATER SPREADING. STOCKPILE LOCATIONS SHALL BE LOCATED ONSITE AND SHALL BE STABILIZED WITH TEMPORARY SILT FENCE AND VEGETATION. 2. TEMPORARY SEEDING - 3.31 ALL DENUDED AREAS WHICH WILL BE LEFT DORMANT FOR MORE THAN 30 DAYS SHALL BE SEEDED WITH FAST GERMINATING TEMPORARY VEGETATION IMMEDIATELY FOLLOWING GRADING OF THOSE AREAS. SELECTION OF THE SEED MIXTURE SHALL DEPEND ON THE TIME OF YEAR IT IS APPLIED. 3. PERMANENT SEEDING - 3.32 FOLLOWING GRADING ACTIVITIES, ESTABLISH PERENNIAL VEGETATIVE COVER BY PLANTING SEED TO REDUCE EROSION, STABILIZE DISTURBED AREAS, AND ENHANCE NATURAL BEAUTY. 4. SOIL STABILIZATION BLANKETS & MATTING - 3.36 A PROTECTIVE COVERING BLANKET OR SOIL STABILIZATION MAT SHALL BE INSTALLED ON PREPARED PLANTING AREAS OF CHANNELS TO PROTECT AND PROMOTE VEGETATION ESTABLISHMENT AND REINFORCE ESTABLISHED TURF. PERMANENT STABILIZATION ALL NON -PAVED AREAS DISTURBED BY CONSTRUCTION SHALL BE STABILIZED WITH PERMANENT SEEDING IMMEDIATELY FOLLOWING FINISHED GRADING. SEEDING SHALL BE IN ACCORDANCE WITH STD. & SPEC. 3.32, PERMANENT SEEDING. SEED TYPE SHALL BE AS SPECIFIED FOR "MINIMUM CARE LAWNS" AND "GENERAL SLOPES" IN THE HANDBOOK FOR SLOPES LESS THAN 3:1. FOR SLOPES GREATER THAN 3:1, SEED TYPE SHALL BE AS SPECIFIED FOR "LOW MAINTENANCE SLOPES" IN TABLE 3.32-D OF THE HANDBOOK. FOR MULCH STRAW OR FIBER SHALL BE USED ON ALL SEEDED SURFACES. IN ALL SEEDING OPERATIONS SEED FERTILIZER AND LIME SHALL BE APPLIED PRIOR TO MULCHING. SEQUENCE OF INSTALLATION 1. A PRE -CONSTRUCTION MEETING IS REQUIRED WITH ALBEMARLE COUNTY E&S INSPECTOR CONTRACTOR OWNER, AND ENGINEER. THIS MEETING SHALL TAKE PLACE ON -SITE. CLEARING LIMITS MUST BE FLAGGED PRIOR TO THE MEETING WITH ONE (1) WEEK OF NOTICE. 2. INSTALL TREE PROTECTION AND SILT FENCE. 3. CONTRACTOR SHALL DIVIDE PROJECT AREA INTO WORKING SEGMENTS. ALL STABILIZATION SHALL OCCUR UPON THE COMPLETION OF EACH SEGMENT. 4. EXCAVATE TRENCH, INSTALL SANITARY SEWER SYSTEM, AND BACKFILL TRENCH. 5. APPLY PERMANENT SOIL STABILIZATION TO THESE AREAS WITHIN SEVEN DAYS AFTER FINAL GRADE IS ACHIEVED. 6. ONCE CONSTRUCTION IS COMPLETE AND ALL CONTRIBUTING AREAS ARE STABILIZED, EROSION CONTROL MEASURES CAN BE REMOVED UPON APPROVAL FROM THE E&S INSPECTOR MINIMUM STANDARDS: AN EROSION AND SEDIMENT CONTROL PROGRAM ADOPTED BY A DISTRICT OR LOCALITY MUST BE CONSISTENT WITH THE FOLLOWING CRITERIA, TECHNIQUES AND METHODS: MS_ 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 30 DAYS. PERMANENT STABILIZATION SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE THAN ONE YEAR. MS-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. MS-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. MS-4. SEDIMENT 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. MS-S . STABILIZATION MEASURES SHALL BE APPLIED TO EARTHEN STRUCTURES SUCH AS DAMS, DIKES AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION. MS-6. SEDIMENT TRAPS SHALL BE DESIGNED AND CONSTRUCTED BASED UPON THE TOTAL DRAINAGE AREA TO BE SERVED BY THE TRAP. 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. MS-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. MS-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. M S -9 WHENEVER WATER SEEPS FROM A SLOPE FACE, ADEQUATE DRAINAGE OR OTHER PROTECTION SHALL BE PROVIDED. MS-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. MS-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. MS-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. NONERODIBLE MATERIAL SHALL BE USED FOR THE CONSTRUCTION OF CAUSEWAYS AND COFFERDAMS. EARTHEN FILL MAY BE USED FOR THESE STRUCTURES IF ARMORED BY NONERODIBLE COVER MATERIALS. MS-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 NONERODIBLE MATERIAL SHALL BE PROVIDED. MS-14. ALL APPLICABLE FEDERAL, STATE AND LOCAL REGULATIONS PERTAINING TO WORKING IN OR CROSSING LIVE WATERCOURSES SHALL BE MET. MS-15. THE BED AND BANKS OF A WATERCOURSE SHALL BE STABILIZED IMMEDIATELY AFTER WORK IN THE WATERCOURSE IS COMPLETED. MS-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. RESTABILIZATION SHALL BE ACCOMPLISHED IN ACCORDANCE WITH THESE REGULATIONS. F. APPLICABLE SAFETY REGULATIONS SHALL BE COMPLIED WITH. MS-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. MS-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 LOCAL 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. MS-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 STANDARDS AND CRITERIA LISTED IN SECTION 19 OF VIRGINIA ADMINISTRATIVE CODE 9VAC25-840-40 MINIMUM STANDARDS. ED CI❑ El CI❑ ❑ u t-Iuu STANDARD ORANGE VINYL OR PLASTIC CONSTRUCTION FENCE ATTACHED TO POSTS (PRE -WEATHERED WOOD, GALVANIZED STEEL, IRON OR THICK PVC PLASTIC), AT LEAST 40" ABOVE FINISH GRADE WITH SPAN BETWEEN POSTS NO GREATER THAN F ON CENTER. EVERY NINTH POST SHALL CONTAIN A WARNING SIGN THAT CLEARLY IDENTIFIES THE FENCE AS A TREE PROTECTION FENCE, TP NO SCALE 3.38 TREE PROTECTION INo Scele 1. SET THE STAKES. 2. EXCAVATE A4'X 4" TRENCH UPSLOPE ALONG THE LINE OF STAKES. 8 FLOW w �� ul 4, 3.STAPLE FILTER MATERIAL TO STAKES AND EXTEND IT INTO THE TRENCH. 4. BACKFILL AND COMPACT THE EXCAVATED SOIL. FLOW �/ SHEET FLOW INSTALLATION (PERSPECTIVE VIEW) FLOW MAX. A B A \\\ /// _ IIII POINTS A SHOULD BE HIGHER THAN POINT B. SF DRAINAGEWAY INSTALLATION (FRONT ELEVATION) SILT FENCE (W/O WIRE SUPPORT) N.S.I.SaleScale GENERAL EROSION AND SEDIMENT CONTROL NOTES: ES-1: UNLESS OTHERWISE INDICATED, CONSTRUCT AND MAINTAIN ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE LATEST EDITION OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625-02-00 EROSION AND SEDIMENT CONTROL REGULATIONS. ES-2: THE CONTROLLING EROSION AND SEDIMENT CONTROL AUTHORITY WILL MAKE A CONTINUING REVIEW AND EVALUATION OF THE METHODS AND EFFECTIVENESS OF THE EROSION CONTROL PLAN. ES-3: PLACE ALL EROSION AND SEDIMENT CONTROL MEASURES PRIOR TO OR AS THE FIRST STEP IN CLEARING, GRADING, OR LAND DISTURBANCE. ES-4: MAINTAIN A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN 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, OFFSITE BORROW OR WASTE AREA), SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN TO THE ARCHITECT/ENGINEER AND THE CONTROLLING EROSION AND SEDIMENT CONTROL AUTHORITY FOR REVIEW AND ACCEPTANCE. ES-6: PROVIDE ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS DETERMINED BY THE RESPONSIBLE LAND DISTURBER. MODIFIED NOTE ES-7: ALL DISTURBED AREAS SHALL DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND -DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT. ES-8: DURING DEWATERING OPERATIONS, PUMP WATER INTO AN APPROVED FILTERING DEVICE. ES-9: INSPECT ALL EROSION CONTROL MEASURES DAILY AND AFTER EACH RUNOFF- PRODUCING RAINFALL EVENT. MAKE ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES IMMEDIATELY. SOILS INFORMATION 4D - ASHE LOAM, 15 TO 25 PERCENT SLOPES, 20 TO 401NCHES TO RESTRICTIVE FEATURES, SOMEWHAT EXCESSIVELY DRAINED, HYDROLOGIC GROUP: B 14E - CHESTER LOAM, 25 TO 45 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: B 15D - CHESTER VERY STONY LOAM, 15 TO 25 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: B 27B - ELIOAK LOAM, 2 TO 7 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: B 36B - HAYESVILLE LOAM, 2 TO 7 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: B 36C - HAYESVILLE LOAM, 15 TO 25 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: B 36D - HAYESVILLE LOAM 25 TO 45 PERCENT SLOPES GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES WELL DRAINED, HYDROLOGIC GROUP: B 37D3 - HAYESVILLE LOAM, 15 TO 25 PERCENT SLOPES, SEVERELY ERODED, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: 39E - HAZEL LOAM, 25 TO 45 PERCENT SLOPES, 20 TO 40 INCHES TO RESTRICTIVE FEATURES, EXCESSIVELY DRAINED, HYDROLOGIC GROUP: B 47C - LOUISBURG SANDY LOAM, 7 TO 15 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: A 47D - LOUISBURG SANDY LOAM, 15 TO 25 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: A 65B - PACOLET SANDY LOAM, 2 TO 7 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: B 65C - PACOLET SANDY LOAM 7 TO 15 PERCENT SLOPES GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES WELL DRAINED, HYDROLOGIC GROUP: B 67E - PARKER EXTREMELY STONY LOAM, 25 TO 60 PERCENT SLOPES, 48 TO 80 INCHES TO LITHIC BEDROCK, EXCESSIVELY DRAINED, HYDROLOGIC GROUP: A 94B - WEDOWEE SANDY LOAM, 2 TO 7 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: B 94C - WEDOWEE SANDY LOAM, 7 TO 15 PERCENT SLOPES, GREATER THAN 60 INCHES TO RESTRICTIVE FEATURES, WELL DRAINED, HYDROLOGIC GROUP: B 1, SET POSTS AND EXCAVATE A 4"X4" 2. STAPLE WIRE FENCING TO TRENCH UPSLOPE ALONG THE LINE OF THE POSTS. POSTS. II=IIII 'll�ll:-�ll`� .11- -R 11- all=11 3. ATTACH THE FILTER FABRIC TO 4. BACKFILL AND COMPACT THE THE WIRE FENCE AND EXTEND IT INTO EXCAVATED SOIL. THE TRENCH. EXTENSION OF FABRIC AND WIRE INTO THE TRENCH. FILTER FABRIC WIRE= TABLE 3.32-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 90-100 % IMPROVED PERENNIAL RYEGRASS 0-5% KENTUCKY BLUEGRASS 0-5% 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) SEE SLOPE STABILIZATION SEED MIX ' 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........................ W INTER 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 LOVEGRASS MAY BE ADDED TO ANY SLOPE OR LOW -MAINTENANCE MIX DURING WARMER SEEDING PERIODS; ADD 10-20 LBS./ACRE IN MIXES. O O 71-I1=1I1=1Ti. O O O 3.05-2 SSF = m-m-m = 3.05-1 PS 3.32 SILT FENCE (WITH WIRE SUPPORT) PERMANENT SEEDING MIX FOR PIEDMONT AREA No Scale No Sale FLUME PIPE CROSSING NOTE: FLUME STREAM CROSSING SHALL BE INSTALLED FOR 72 HOURS MAXIMUM. � �r mm"0L IPna+aia "rmAH I I •re 1 Ij 1 PLAN VIEW SECTION "A -A" SECTION 'B-Y' USC 3.25 UTILITY STREAM CROSSING No S.I. STONE CONSTRUCTION ENTRANCE mwsc «.c I I,z- e i .",..o,a n:�s oPu.�a. ° E`aEsa PLAN VIEW 'ir'il=ire` � �•�I � �,��j��; �i SECTION A -A SECTION B-B .TEMPORARY STONE• • ERNST CONSERVATION SEEDS RIGHT-OF-WAY NON-NATIVE WOODS MIX - ERNMX-132 BOTANICAL NAME COMMON NAME PRICEILB 30.00% FESTUCA RUBRA CREEPING RED FESCUE 1.90 20.00% LOLIUM PERENNE, PERENNIAL RYEGRASS, 1.85 'FASTBALL RGL' 'FASTBALL RGL' (TURF TYPE) 20.00% PHLEUMPRATENSE, TIMOTHY,'CLIMAX' 1.20 'CLIMAX' 12.00% TRIFOLIUM HYBRIDUM ALSIKE CLOVER 3.25 10.00% AGROSTIS PERENNANS, AUTUMN BENTGRASS, 14.00 ALBANYP/NEBUSH- ALBANYPINE BUSH - NYECOTYPE NY ECOTYPE 8.00% AGROSTISALBA REDTOP 8.00 100% MIX PRICE/LB BULK: $3.61 SEEDING RATE: 40-60 LB PER ACRE WOODLAND OPENINGS THE SHADE -TOLERANT GRASSES AND CLOVER ARE GOOD FOR WOODLAND OPENINGS AND PARTIALLY SHADED SITES. MIX FORMULATIONS ARE SUBJECT TO CHANGE WITHOUT NOTICE DEPENDING ON THE AVAILABILITY OF EXISTING AND NEW PRODUCTS. WHILE THE FORMULA MAY CHANGE, THE GUIDING PHILOSOPHY AND FUNCTION OF THE MIX WILL NOT. SLOPE STABILIZATION SEED MIX No Scale �,�.1.rra oa a0 KA' Lm No. 040201MD7 ' 1r2 / 5 1I8 ZONAL 1059 00 • z O f f 0 c F a DATE 1210512018 DRAWN BY A. MABEE DESIGNED BY J. SHOWALTER CHECKED BY C KOTARSKI SCALE N/A z 0 ,H1 V / z Lu X Lu Lu ,Lu V / L\LJ z / C LL LL Q U 0 V / F1 Lu J JOB NO. 41864.001 C3.0 L EROSION CONTROL LEGEND LIMITS OF CONSTRUCTION \\ l SOIL AREA DIVIDE _e'd II�LI I y���f_`aa'�v� .'>f-?y,F,a,_"t,��p ��_ - (v '� `A� v�- ��J9\\I--ax v/�1v��(/ -\ -'III�/`S� J Lk�I'v � :\� �-5��-` 0�v ' A�v\ i_ '�I ' '�\/i`v\ I\ v I ✓\\ 1//5�1/1' I-0�^,0�-�I,I 5`1L'8>`` '_Iy\ ygI �� �� '' \ L/I�I / /`"J��I�';wv- �£L yr\�;/. �Iv/ I`v�/I` ,y'`b5_' �- B`_r �d`I 5�I �A 58\ l�_0_>`0?�'�-/`,� � ,1Cy.2�,.'�i1\ ;t1 .r, 8 .,-Iv\A.^-'-5`J�"I - -\� I 5 I '_ (6-;" � h`,\yi/'�.1�1�sIVb �� _' -/II� v \Ii�� I\V _/ ��vI '�, X�^`/)r��\\/'�-�_Jy'/ �--\C-am/yL`�\. 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H R CHECKED BY 570- SCALE TP % a\y9-CL --'SOILTYPE 47C W Q st TP - - - - -- - ZO W 62 zWO z> Lu 574 Lu 00 d 588 'I / -578' sad_Lu 574� ,k rz 94B.NAD83 \_572592 UNIVE'RLSlr4OF��RGIAoIAPOU�DA`ZIONb6RNTAk�IAPa320d-0000-OSCALE 1 50' II Z782179-2�2843 SOIL TYPE: rAX'n�7AP 'y8 �\ IOBrvo. } oa00-oo-006R0, 47CNivERslry / �v 41864.001 SHEET NO. ` I , ` �\ m` ' r ` FOUNDATION , C3.1 i_ /\ OF VIRGINIA � 6� ' � '_ ______- r '\ \ \\ , }� \ \ OB2712-32 , L EROSION CONTROL LEGEND LIMITS OF CONSTRUCTION --- - - - --- / _ _ _ _ _ \ \ \ \ 1 \\ I SOIL AREA DIVIDE p 1 1 � v 1 1 I I I 1 I A�` �� V � `I � �� �1 1 v ' I I Uauscwr.sornxsw7 I `� �� A 1 1 A l l v I Im No. 04020,MD7 1 11 1 \ \ 1 I CE CONSTRUCTION ENTRANCE 1_ A I I I / \ 1 A � � 1 1 / ' � 3.02 '� 12/5 1I8 - - -- --_ / / II \ 1 I / 1 \I I / I I I 1 - / * X 305 ! 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C3.4 Section 5. Stormwater Management Plan (Provide a reduced I Ix17 copy of the latest stormwater management plan. Do not reference only.) This project is the linear installation of an underground sewer line which will not significantly alter the pre -development runoff characteristics after completion and final stabilization. Per DEQ guidance memo No. 15-2003 no stormwater management is required. Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 6. Pollution Prevention Plan. (reference County Code 17-404 and State Regulation 9VAC25-880-70 part II section A.4) A. Plan showing pollution activities and prevention practices (Provide a reduced I Ix17 copy of a site plan on which all of the following activity locations are clearly marked. Keep this plan up-to-date with ongoing site changes and inspections.) 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Sources of Pollutants continued. Common activities and minimum control and prevention practices Pollutant, or Pollutant Location on site Prevention Practices, Generating Activity Control Measures Follow Erosion and Sediment Control Clearing, grading, excavating, and un- Land disturbance area Plan. Dispose of clearing debris at stabilized areas acceptable disposal sites. Seed and mulch, or sod within 7 days of land clearing Cover storm drain inlets and use drip pans Paving operations Roads and driveways and absorbent/oil dry for all paving machines to limit leaks ands ills Concrete washout shall occur in area Direct concrete wash water into a leak - Concrete washout and adjacent to the construction entrance as proof container or leak -proof settling basin cement waste designated on the Pollution Prevention that is designed so that no overflows can Plan. occur Enclose or cover material storage areas. Mix paint indoors in a containment area or Structure construction, stucco, Structures in a flat unpaved area. Prevent the painting, and cleaning discharge of soaps, solvents, detergents and wash water, paint, form release oils and curing compounds. Dewatering if necessary when Water shall be filtered, settled or similarly Dewatering operations converting culvert inlet protection treated prior to discharge as shown on shown on plans plan. Designated areas for material delivery and Material delivery and storage Adjacent to construction entrance and storage. Placed near construction construction trailer. entrances, away from waterways and drainage paths Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Pollutant, or Pollutant Location on site Prevention Practices, Generating Activity Control Measures Material use during building process Building areas Follow manufacturer's instructions. MSDS's attached. Waste collection area will not receive a substantial amount of runoff from upland areas and does not drain directly to a waterway. Containers have lids covered before periods of rain, or are in a covered Solid waste disposal As provided by contractor area. Scheduled collection to prevent overfilling. MATERIALS NOT TO BE BURIED ON -SITE Convenient and well -maintained portable sanitary facilities will be provided, and Sanitary waste Current locations shown on plan located away from waterways or inlets. Such facilities shall be regularly maintained. Apply fertilizers in accordance with Landscaping operations Landscape areas shown on plan manufacturer's recommendations and not during rainfall events To be treated in a sediment basin or better Wash area is located at the construction control as specified on plan. Minimize Wash Waters entrance. Adjacent diversion dike will the discharge of pollutants from divert wash water to sediment trap. e ui ment and vehicle washing Vehicle and equipment washing Designated areas and details shown on Provide containment and filtering for all plan wash waters per the plan Minimization of exposure to precipitation and stormwater. Minimize the exposure of building materials, building products, construction wastes, trash, landscape materials, fertilizers, pesticides, herbicides, detergents, sanitary waste, and other materials present on the site to precipitation and to stormwater. (Identify all non-stormwater discharges to occur on your site. Keep this plan up-to-date with ongoing site changes and inspections. See CGP, 9VAC25-880-70 section E for examples of non-stormwater discharges.) D. Non-stormwater discharges Discharge Pollutants or Pollutant Constituents Location on Site Dust control water Sediment As shown on plan Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Discharge Pollutants or Pollutant Location on Site Constituents Ai E. Persons responsible for pollution prevention practices (Provide the names and contact information for all persons responsible for prevention practices as listed above.) University of Virginia Foundation P.O. Box 400218 Charlottesville, VA 22911 Contact: Todd Marshall 434.924.2569 F. Response and reporting practices Minimize discharges from spills and leaks. Minimize the discharge of pollutants from spills and leaks and implement chemical spill and leak prevention and response procedures as follows. Respond to all spills, leaks and discharges as follows; Materials and equipment necessary for oil or chemical spill cleanup will be kept in the temporary material storage trailer onsite. Equipment will include, but not be limited to, brooms, dust pans, mops, rags, gloves, goggles, kitty litter, sand, saw dust, and plastic and metal trash containers. All oil or other chemical spills will be cleaned up immediately upon discovery. Identify and stop source of discharge. Use absorptive materials to soak up as much chemical as possible. Place all contaminated material in trash containers for disposal. Report all spills, leaks and discharges as follows; (Provide detailed response and reporting practices according to 9VAC25-880-70, Part II, section A.4.e.) Reports will be made to the following: Virginia Department of Emergency Management Emergency Operations Center (EOC) Phone: (800) 468-8892 Spills large enough to reach the storm sewers will be reported to the National Response Center at 1-800-424-8802. Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County G. Pollution Prevention Awareness (Describe training and procedures to provide awareness and compliance for all measures in this document; waste management, wash waters, prevention measures, etc.) The registered land disturber shall oversee all construction activities to implement and maintain pollution prevention measures. As such training and procedures shall be provided by contractor for each worker on site before they begin land disturbing activities. Training on implementation of erosion and sediment control devices/procedures must be provided by registered land disturber each time a new E&SC procedure is constructed. Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 7. Discharges to impaired waters, surface waters within an applicable TMDL wasteload allocation, and exceptional waters. This site discharges to impaired waters as detailed on the following sheets. Enhanced inspection frequency is required as outlined below: (1) Inspections shall be conducted at a frequency of (i) at least once every four business days or (ii) at least once every five business days and no later than 48 hours following a measurable storm event. In the event that a measurable storm event occurs when there are more than 48 hours between business days, the inspection shall be conducted on the next business day; and (2) Representative inspections used by utility line installation, pipeline construction, or other similar linear construction activities shall inspect all outfalls discharging to surface waters identified as impaired or for which a TMDL wasteload allocation has been established and approved prior to the term of this general permit. Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County �'lllf�l\1,1 QFjQ �..�'J (}F James River Basin Cause Group Code: H27111-01-BEN Fact Sheets for Impaired (Category 5) Waters in 2014 Flat Branch X-trib Location: Flat Branch X-trib from the headwaters downstream to its confluence with Flat Branch. (Start Mile: 2.03 End Mile: 0.00 Total Impaired Size: 2.03 Miles) City / County: Albemarle Co. Use(s): Aquatic Life Cause(s) / VA Category: Benthic-Macroinvertebrate Bioassessments / 5A This segment is impaired due to violations of the General Standard for Benthics at stations: 2-XKL000.37 (Impaired for VSCI). Initial List Date: 2010. Flat Branch X-trib Estuary Reservoir River Aquatic Life (Sq. Miles) (Acres) (Miles) Benthic-Macroinvertebrate Bioassessments - Total Impaired Size by Water Type: 2.03 Sources: Non -Point Source Draft 2014 Appendix 5 - 401 Section 8. Qualified personnel The following personnel are responsible for inspections; (Provide the name, telephone number, and qualifications of the qualified personnel conducting inspections.) University of Virginia Foundation P.O. Box 400218 Charlottesville, VA 22911 Contact: Todd Marshall 434.924.2569 Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 9. Signed Certification (Provide certification according to 9VAC25-870-370. For purposes of plan review and approvals, this certification should be the owner of the property, the same signature as appears on the bonds and applications. Another operator can be designated on the delegation of authority form to follow.) CERTIFICATION "I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief, true, accurate, and complete. I am aware that there are significant penalties for submitting false information, including the possibility of fine and imprisonment for knowing violations." Owner/Operator Name Company: Title: Signature: Date: Todd Marshall UVA Foundation Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 10. Delegation of authority. (Provide the persons or positions with authority to sign inspection reports or to modify the stormwater pollution prevention plan. A formal, signed delegation of authority is needed.) Delegation of Authority I, (name), hereby designate the person orspecifically described position below to be a duly authorized representative forthe purpose of overseeing compliance with environmental requirements, including the Construction General Permit, at the construction site. The designee isauthorized to sign any reports, stormwater pollution prevention plans and all other documents required by the permit. (name of person or position) (company) (address) (city, state, zip) (phone) By signing this authorization, I confirm that I meet the requirementsto make such a designation asset forth in the Construction General Permit (CGP), and that the designee above meetsthe definition of a "duly authorized representative". Operator Name: Todd Marshall Company: UVA Foundation Title: Signature: Date: Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 11. General permit copy (Provide a copy of the construction general permit, 9VAC25-880) Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County Section 12. Inspection logs INSPECTION FREQUENCY: (1) Inspections shall be conducted at a frequency of (i) at least once every four business days or (ii) at least once every five business days and no later than 48 hours following a measurable storm event. In the event that a measurable storm event occurs when there are more than 48 hours between business days, the inspection shall be conducted on the next business day; and (2) Representative inspections used by utility line installation, pipeline construction, or other similar linear construction activities shall inspect all outfalls discharging to surface waters identified as impaired or for which a TMDL wasteload allocation has been established and approved prior to the term of this general permit. Issued — 10/2014 Stormwater Pollution Prevention Plan (SWPPP) Albemarle County