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SDP201500062 Plan - Approved 2016-02-16
L J H �i C C 2 3 STANDARD PROJECT LEGEND: W PROPOSED WATERLINE SS PROPOSED SEWER LINE FM PROPOSED FORCE MAIN TELE PROPOSED TELEPHONE ELEC PROPOSED OVERHEAD POWER UP PROPOSED UNDERGROUND POWER GAS PROPOSED GAS LINE — GEOTHERMAL— PROPOSED GEOTHERMAL LINE STEAM PROPOSED STEAM LINE COMM PROPOSED COMMUNICATIONS LINE — — EXISTING STORM SEWER EW PROPOSED STORM SEWER D4 EXISTING WATER GATE VALVE N PROPOSED WATER GATE VALVE z AIR RELEASE VALVE -Cri- EXISTING FIRE HYDRANT -�3-- PROPOSED FIRE HYDRANT ® WATER METER L TEE -+- WATER MAIN CROSS MH WATER MAIN REDUCER -� WATER MAIN PLUG N/F EXISTING SANITARY MANHOLE OC PROPOSED SANITARY MANHOLE • SANITARY SEWER CLEANOUT _ = EXISTING DRAINAGE STRUCTURE = PROPOSED DRAINAGE STRUCTURE COMM --® COMMUNICATION PULLBOX COMM —R1 COMMUNICATIONS MANHOLE /HANDHOLE ELEC--© ELECTRICAL POWER MAN HOLE/HAN D HOLE �] SITE LIGHTING -} - UTILITY POLE — —1400— — EXISTING CONTOURS 1400 PROPOSED CONTOURS PVT EXISTING CURB & GUTTER PVMT PROPOSED CURB & GUTTER R REVERSE CURB & GUTTER -0-0 -- FENCE /GUARDRAIL �- SIGN ® STEAM LINE GRATE ® BENCHMARK NOTE: 1. ANY SYMBOL NOT CALLED OUT IN LEGEND WILL BE LABELED ON PLAN. 2. NOT ALL SYMBOLS IN LEGEND APPLY TO THIS PLAN. 3. AN "X" IN FRONT OF ANY UTILITY LINE TYPE INDICATES EXISTING. RESPONSIBLE LAND DISTURBER: A NAME: CERT #: EXPIRATION: 4i u II 0 Ice IJ; •' � 1 • ' 1' 11. 111' 1 BM BENCHMARK CC CENTER TO CENTER CG CURB & GUTTER CL CENTER LINE CMP CORRUGATED METAL PIPE CONC CONCRETE DI DUCTILE IRON PIPE A DELTA ESMT EASEMENT EP EDGE OF PAVEMENT ELEV ELEVATION EW ENDWALL EX EXISTING FES FLARED END SECTION FF FINISH FLOOR FH FIRE HYDRANT FM FORCE MAIN INVi INVERT L LENGTH LF LINEAR FEET MH MANHOLE NTS NOT TO SCALE N/F NOW OR FORMERLY OC ON CENTER PL PROPERTY LINE PROP PROPOSED PC POINT OF CURVATURE PCC POINT OF COMPOUND CURVATURE PCTC POINT OF CURVATURE TOP OF CURB PI POINT OF INTERSECTION PRC POINT OF REVERSE CURVE PT POINT OF TANGENCY PVC POINT OF VERTICLE CURVATURE PVI POINT OF VERTICLE INTERSECTION PVT POINT OF VERTICLE TANGENT PVMT PAVEMENT R RADIUS RCP REINFORCED CONCRETE PIPE RD ROOF DRAIN ROW RIGHT -OF -WAY R/W RIGHT -OF -WAY SCH SCHEDULE SEW SANITARY SEWER SS SANITARY SEWER STA STATION STD STANDARD STR STRUCTURE SWM STORMWATER MANAGEMENT WM WATER MAIN TBM TEMPORARY BENCH MARK TYP TYPICAL F/C FACE OF CURB S/S SPOT SHOT T/C TOP OF CURB T/G TOP OF GRADE T/P TOP OF PAVEMENT T/S TOP OF SIDEWALK T/W TOP OF WALL B/W BOTTOM OF WALL FCR FOOT CANDLE RADIUS W/ WITH CO CLEAN OUT 1 1 2 1 3 El FA r fir_ i� i t • �% '"•' '1r' /l ; -'rte �\ , = i ��. - °°`""•,i', -- {' ` = z <'° �� •may 1 �'t'� ! g 1/ '\ ., a k. A . \." \; ��'F j���1'i��,w •°1,Jp�i�lil a4: �,' �/ SITE -- VICINITY MAP 1111 = 300' a 0 M ■ 0911 Maya VALLEY ENGINEERING, PLC CONTACT: DANIEL K. MICHAEL, P.E. 3231 PEOPLES DRIVE HARRISONBUIRG, VIRGINIA 22801 TELEPHONE (540) 434 -6365 OR (800) 343 -6365 FAX (540) 432 -0685 WWW.VAILLEYESP.COM OWNER / DEVELOPER / CONTACT: SENTARA MARTHA JEFFERSON HOSPITAL CONTACT: MICHAEL SPATZ, HRIM, CHFM 500 MARTHA JEFFERSON DRIVE CHARLOTTESVILLE, VIRGINA 22911 (434) 654 -7038 MRSPATZ @SENTARA.COM 0• r©I Signature Panel Albemarle County Planning PROJECT DIRECTORY COMMUNITY DEVELOPMENT MARK GRAHAM DIRECTOR OF COMMUNITY DEVELOPMENT 401 MCINTIRE ROAD NORTH WING CHARLOTTESVILLE, VA 22902 (434( 296 -5832 ZONING ADMINISTRATOR AMELIA McCULLEY DIRECTOR OF ZONING 401 MCINTIRE ROAD NORTH WING CHARLOTTESVILLE, VA 22902 (434(296-5832 PUBLIC WORKS DEPARTMENT MICHAEL FREITAS CHIEF OF PUBLIC WORKS 401 MCINTIRE ROAD CHARLOTTESVILLE, VA 22902 (434) 293 -0294 EROSION & SEDIMENT CONTROL ADMINISTRATOR ANDREW LOWE ENVIRONMENTAL COMPLIANCE IMANAGER 401 MCINTIRE ROAD CHARLOTTESVILLE, VA 22902 -0294 293 ASSISTANT FIRE CHIEF DAN EGGLESTON 460 STAGECOACH ROAD CHARLOTTESVILLA, VA 22902 (434) 972 -4123 A VIRGINIA DEPARTMENT OF TRANSPORTATION JOEL DENUNZIO, P.E. CHARLOTTESVILLE RESIDENCY 701 VDOT WAY CHARLOTTESVILLE, VA 22911 (434) 293 -0011 VIRGINIA DEPARTMENT OF HEALTH - DRINKING WATER CHARLOTTESVILLE / ALBEMARLE HEALTH DISTRICT 1138 ROSE HILL DRIVE CHARLOTTESVILLE, VA 22903 (434) 972 -6200 VIRGINIA DEPARTMENT OF ENVIRONMENTAL QUALITY AMY THATCHER OWENS REGIONAL DIRECTOR 4411 EARLY ROAD HARRISONBURG, VA 22801 (540) 574 -7800 TELECOMMUNICATIONS COMPANY CENTURY LINK 417 WEST MAIN STREET CHARLOTTESVILLE, VA 22903 (434) 270 -0496 ELECTRICAL POWER COMPANY DOUG BISHOP DOMINION- VIRGINIA POWER 2 TECHNOLOGY DRIVE STAUNTON, VA 24401 (540) 292 -4534 A SHEET INDEX PAGE DESCRIPTION C0.01 TITLE SHEET C1.01 GENERAL NOTES C2.01 EXISTING CONDITIONS C2.02 DEMOLOTION PLAN C3.01 EROSION & SEDIMENT CONTROL NOTES & DETAILS C3.02 EROSION & SEDIMENT CONTROL & GRADING PLAN C4.01 SITE DIMENSION PLAN C4.02 APPROACH & DEPARTURE SURFACED PLAN & RENDERING C7.01 DETAILS EL100 LIGHTING PHOTOMETRIC PLAN 9 { 10 ALBEMARLE COUNTY, VA z —j _ LL, W O W Q to W �J 4 , Wl W J L m o ry�M � C M �? z r 't O Co 00 a w °z N O� ww zfr � o> o ¢o 12000 �_ N o d ww �z C Lo (0 (� J � Z (5 ° CO I � Orr 'tV W cl) ro d� y 0 m duo �X_ co 0 u � cv� cL w I W }LL w } Qz QZ �? o _ = mD n W =o J W gw ¢� U OF_ t� D EL CHAEL Lic. 028947 C cA I� • 21 • t � '�s~� 'SIONAL REVISIONS: 1/21/16 - PER COUNTY COMMENTS & OWNER REQUEST DATE: 12/17/2015 PROJECT No.: 10771 -5 EXP. /CLIENT No.: 10771 -5 SCALE: 1 " = 300' TITLE SHEET D SHEET C0.01 L K J 2 G F 0 0 1 1 2 ( 3 GENERAL NOTES (ALL MAY NOT APPLY): 1. ALL AREAS NOT BUILT OR PAVED UPON SHALL BE LANDSCAPED. 2. THE LOCATIONS, SIZE, AND TYPES OF EXISTING UTILITIES ARE SHOWN BASED UPON READILY AVAILABLE INFORMATION AND ARE SHOWN AS AN APPROXIMATE REPRESENTATION ONLY. THE ENGINEER, OWNER, OR ANY OTHER REPRESENTATIVE HAVE NOT INDEPENDENTLY, OR JOINTLY, VERIFIED THIS INFORMATION AS SHOWN ON THE PLANS. THE UTILITY INFORMATION SHOWN DOES NOT GUARANTEE THE ACTUAL EXISTENCE, SERVICEABILITY, OR OTHER DATA CONCERNING THE UTILITIES, NOR DOES IT GUARANTEE AGAINST THE POSSIBILITY THAT ADDITIONAL UTILITIES MAY BE PRESENT THAT ARE NOT SHOWN ON THE PLANS. PRIOR TO ORDERING MATERIALS AND BEGINNING CONSTRUCTION, THE CONTRACTOR SHALL VERIFY THE DETERMINE THE EXACT LOCATIONS, SIZES, AND ELEVATIONS OF THE POINT OF CONNECTIONS TO EXISTING UTILITIES AND SHALL CONFIRM THAT THERE ARE NO INTERFERENCES WITH EXISTING UTILITIES AND THE PROPOSED UTILITY ROUTES, INCLUDING ROUTES WITHIN ANY PUBLIC RIGHT -OF -WAY. 3. WHERE AND EXISTING UTILITY IS FOUND TO CONFLICT WITH THE PROPOSED WORK, OR EXISTING CONDITIONS DIFFER FROM THE FROM THOSE SHOWN SUCH THAT THE WORK CANNOT BE COMPLETED AS INTENDED, THE CONTRACTOR SHALL, WITHOUT DELAY, ACCURATELY DETERMINE THE LOCATION, ELEVATION, AND SIZE OF THE UTILITY. THIS INFORMATION SHALL BE PROVIDED, IN WRITING, TO THE OWNER'S REPRESENTATIVE TO DETERMINE CORRECTIVE MEASURES. ANY WORK COMPLETED BY THE CONTRACTOR PRIOR TO THIS RESOLUTION WILL RESULT IN ANY CLAIM BY THE CONTRACTOR NOT BEING CONSIDERED. 4. THE TOP ELEVATION OF ANY STRUCTURE, MANHOLE, BASIN, VALVE, OR ANY OTHER FIXTURE IS APPROXIMATE AND THE FINAL ELEVATION SHALL BE BASED UPON ON FOLLOWING: (1. PAVEMENTS AND CONCRETE SURFACES: FLUSH (2. ALL SURFACES ALONG ACCESSIBLE ROUTES: FLUSH (3. LANDSCAPE, SOIL AND SEED, AND OTHER EARTHEN MATERIAL: ONE INCH ABOVE SURROUNDING AREA AND TAPER TO FIXED OBJECT. 5. CONTRACTOR SHALL REFER TO THE ARCHITECTURAL PLANS FOR EXACT BUILDING DIMENSIONS AND POINTS OF ENTRY INTO THE BUILDING FOR ALL UTILITIES. 6. CONTRACTOR SHALL MAKE ARRANGEMENTS FOR THE ALTERATION AND ADJUSTMENT OF GAS, ELECTRIC, TELEPHONE, FIRE ALARM, AND ANY OTHER PRIVATE UTILITIES, WHETHER WORK WAS COMPLETED BY CONTRACTOR OR OTHER ENTITY, TO ENSURE COMPATIBILITY WITH FINISHED GRADES. 7. CONTRACTOR SHALL COORDINATE WITH ELECTRICAL CONTRACTOR AND SHALL FURNISH EXCAVATION, INSTALLATION, AND BACKFILL OF FINISHED SITEWORK RELATED TO ITEMS SUCH AS PULL BOXES, CONDUITS, DUCT BANKS, LIGHT POLE BASES, AND CONCRETE PADS. CONTRACTOR TO FURNISH CONCRETE ENCASEMENT OF DUCT BANKS IF REQUIRED BY THE UTILITY COMPANY AND AS INDICATED ON THE DRAWINGS. 8. A SEPARATE SIGN PERMIT WILL BE REQUIRED FOR ALL SIGNAGE WITHIN THE SUBDIVISION AND IT IS THE RESPONSIBILITY OF THE OWNER TO OBTAIN THIS DOCUMENT. 9. ANY DUMPSTER PADS SHALL BE SCREENED IN ACCORDANCE WITH THE APPLICABLE CITY, TOWN, & COUNTY REGULATIONS. 10.ALL DIMENSIONS SHOWN ON THESE PLANS ARE TO THE FACE OF THE BUILDING, BACK OF CURB OR THE EDGE OF THE PAVEMENT UNLESS OTHERWISE REFERENCED. 11. WORK ON THIS PROJECT SHALL CONFORM TO THE LATEST EDITIONS OF THE COUNTY DESIGN AND CONSTRUCTION STANDARDS MANUAL, THE VIRGINIA DEPARTMENT OF TRANSPORTATION (VDOT) ROAD AND BRIDGE STANDARDS, THE VDOT ROAD AND BRIDGE SPECIFICATIONS, AND THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK AND REGULATIONS. IN THE EVENT OF CONFLICT BETWEEN ANY OF THESE STANDARDS, SPECIFICATIONS, OR PLANS, THE MOST STRINGENT WILL GOVERN. ALL UTILITIES TO BE DEDICATED TO ANY MUNICIPAL WATER AND /OR SANITARY SEWER SYSTEM SHALL BE CONSTRUCTED AND TESTED TO CONFORM TO THE COMMONWEALTH OF VIRGINIA STATE BOARD OF HEALTH AND THE COUNTY DESIGN AND CONSTRUCTION MANUAL. 12.PRIOR TO THE COMMENCEMENT OF ANY WORK ON THIS SITE, THE CONTRACTOR SHALL NOTIFY THE APPROPRIATE AGENCIES AND SHALL INSTALL ALL EROSION CONTROL MEASURES AS SHOWN ON THE APPROVED CONSTRUCTION DOCUMENTS RELATING TO THIS PROJECT. 13.EROSION AND SEDIMENT CONTROL MEASURES SHALL BE MAINTAINED CONTINUOUSLY, RELOCATED WHEN AND AS NECESSARY AND SHALL BE CHECKED AFTER EVERY RAINFALL. SEEDED AREAS SHALL BE CHECKED REGULARLY AND SHALL BE WATERED, FERTILIZED, RESEEDED AND MULCHED AS NECESSARY TO OBTAIN A DENSE STAND OF GRASS. 14. CONTRACTOR SHALL BE RESPONSIBLE FOR THE CONTROL OF THE CONSTRUCTION ACTIVITIES TO ENSURE THAT SEDIMENT SHALL NOT AFFECT REGULATORY PROTECTED AREAS, REGARDLESS IF SEDIMENT TRANSPORT IS BY AIR, WATER, OR ANY OTHER MEANS OF TRANSPORT. 15.CONTRACTOR SHALL SCHEDULE CONSTRUCTION ACTIVITIES SUCH THAT DISTURBED AREAS ARE LEFT UNSTABILIZED FOR A MINIMUM AMOUNT OF TIME BEFORE THEY ARE COVERED, PERMANENTLY OR TEMPORARILY STABILIZED, OR OTHERWISE STABILIZED TO PREVENT EROSION. 16, WHEN THE CRUSHED STONE CONSTRUCTION ENTRANCE HAS BEEN COVERED WITH SOIL OR HAS BEEN PUSHED INTO THE SOIL BY CONSTRUCTION TRAFFIC, IT SHALL BE REPLACED WITH A DEPTH OF STONE EQUAL TO THAT OF THE ORIGINAL APPLICATION. 17. UPON COMPLETION OF CONSTRUCTION ACTIVITIES AND THE ESTABLISHMENT OF APPROPRIATE STABILIZATION, THE CONTRACTOR SHALL REMOVE ALL EROSION CONTROL MEASURES AND PROVIDE ANY ADDITIONAL STABILIZATION MEASURES, AND CLEAN ALL SEDIMENT AND DEBRIS FROM THE SITE AND INSTALLED PIPING. 18.ANY DRAIN INLETS SHALL BE PROTECTED FROM SILTATION. INEFFECTIVE PROTECTION DEVICES SHALL BE REPLACED AND THE INLET CLEANED. FLUSHING IS NOT AN ACCEPTABLE MEANS OF CLEANING. 19. THE LOCATION OF EXISTING UTILITIES AS SHOWN, IS APPROXIMATE ONLY. THE CONTRACTOR IS RESPONSIBLE FOR VERIFYING THE LOCATION, SIZE, AND MATERIAL OF ALL EXISTING UTILITIES PRIOR TO ORDERING ANY NEW MATERIALS REQUIRED FOR UTILITY CONNECTIONS. ANY MATERIALS ORDERED PRIOR TO FIELD VERIFICATION OF EXISTING UTILITIES SHALL BE AT THE CONTRACTORS OWN RISK. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE REPAIR, AT HIS OR HER EXPENSE, OF ALL EXISTING UTILITIES DAMAGED DURING CONSTRUCTION, FORTY -EIGHT HOURS PRIOR TO ANY EXCAVATION THE CONTRACTOR SHALL CALL MISS UTILITY AT (800)- 552 -7001. 20.CONTRACTOR SHALL REMOVE AND PROPERTY DISPOSE OF ANY MANMADE FEATURE WITHIN THE LIMITS OF THE WORK INCLUDING, BUT NOT LIMITED TO, BUILDINGS, STRUCTURES, PAVEMENT, SLABS, CUBING, FENCES, UTILITIES, ETC. UNLESS OTHERWISE NOTED ON THE APPROVED DRAWINGS. REMOVAL, AND PROPERLY DISPOSAL, OF EXISTING FEATURES SHALL EXTEND FROM UNDER ANY PROPOSED STRUCTURE A DISTANCE OF 10' BEYOND THE PROPOSED BUILDING FOOTPRINT, OR ANY OTHER BUILDING FEATURE. 21 EXISTING UTILITIES SHALL BE TERMINATED IN ACCORDANCE WITH ANY APPLICABLE REGULATION AND BE COORDINATED WITH THE APPROPRIATE AUTHORITY HAVING JURISDICTION. 22.THE DISPOSAL OF ANY DEMOLITION DEBRIS SHALL BE IN ACCORDANCE WITH ALL APPLICABLE: REGULATIONS AND BE LEGALLY COMPLETED IN AN AUTHORIZED DISPOSAL AREA. 23.THE LIMITS OF DEMOLITION SHOWN ON THE PLANS MAY, OR MAY NOT, INCLUDE ALL REQUIRED DEMOLITION. THE CONTRACTOR IS RESPONSIBLE FOR THE ULTIMATE REMOVAL OF ANY FEATURE REQUIRING REMOVAL FOR THIS PROJECT. THE CONTRACTOR IS RESPONSIBLE FOR THE IDENTIFICATION OF EACH AND EVERY ITEM REQUIRING DEMOLITION PRIOR TO PRESENTING A FINAL BID TO THE PROJECT OWNER OR REPRESENTATIVE. NO CLAIMS BY THE CONTRACTOR FOR ADDITIONAL DEMOLITION WORK WILL BE CONSIDERED. 24.UNLESS SPECIFICALLY PROVIDED, THE ENGINEER HAS NOT PREPARED DESIGNS FOR, AND SHALL HAVE NO RESPONSIBILITY FOR, THE PRESENCE, DISCOVERY, REMOVAL, ABATEMENT OR DISPOSAL OF ANY HAZARDOUS MATERIALS, TOXIC WASTE, OR POLLUTANTS AT THE PROJECT SITE. THE ENGINEER AND OWNER SHALL NOT BE RESPONSIBLE FOR ANY CLAIMS OF LOSS, DAMAGE, EXPENSE, DELAY, INJURY, OR DEATH ARISING FROM THE PRESENCE OF HAZARDOUS MATERIALS. IF FOUND, THE CONTRACTOR SHALL INDEMNIFY AND HOLD HARMLESS THE ENGINEER AND OWNER FROM ANY CLAIMS MADE IN CONNECTION WITH ANY SUCH MATERIAL. THE ENGINEER SHALL HAVE NO ADMINISTRATIVE OBLIGATIONS OF ANY TYPE WITH REGARD TO ANY CONTRACTOR AMENDMENT INVOLVING THE ISSUES OF PRESENCE, DISCOVERY, REMOVAL, ABATEMENT OR DISPOSAL OF ASBESTOS OR OTHER HAZARDOUS MATERIAL. 25.ALL UNDERGROUND FACILITIES LOCATED WITHIN ANY RIGHT -OF -WAY SHALL BE INSTALLED PRIOR TO THE PLACEMENT OF ANY PART OF THE PAVEMENT STRUCTURE. 26.INSTALLATION OF CONCRETE STORM PIPE SHALL BE IN CONFORMANCE WITH VDOT STANDARD DRAWING PB -1. 2TALL MATERIALS USED FOR FILL OR BACK FILL SHALL BE FREE OF WOOD, ROOTS, ROCKS, BOULDERS OR ANY OTHER NON - COMPACTABLE SOIL TYPE MATERIALS. UNSATISFACTORY MATERIALS ALSO INCLUDE MANMADE FILLS AND REFUSE DEBRIS DERIVED FROM ANY SOURCE. 1 1 2 ( 3 4 ( 5 6 7 ] 8 1 9 10 GENERAL NOTES (ALL MAY NOT APPLY) (CONT.): GENERAL CONSTRUCTION NOTES FOR STREETS (ALBEMARLE COUNTY, VIRGINIA) ARTHA 28. COMPACTION OF FILL MATERIAL UNDER BUILDING SLABS SHALL BE BASED UPON RECOMMENDATIONS OF SOILS ENGINEER AFTER 1. CONSTRUCTION INSPECTION OF ALL PROPOSED ROADS WITHIN THE DEVELOPMENT WILL BE MADE BY THE COUNTY. THE CONTRACTOR COMPLETION OF STANDARD PROCTOR TEST AND SHALL MEET THE BEARING REQUIREMENTS OF THE STRUCTURAL ENGINEER FOR THE MUST NOTIFY THE DEPARTMENT OF COMMUNITY DEVELOPMENT (2965832) 48 HOURS IN ADVANCE OF THE START OF CONSTRUCTION. BUILDING. THE CONTRACTOR SHALL BE RESPONSIBLE FOR THE TESTING. TRENCHES OF ANY OTHER DEPRESSION REQUIRING FILL OR 2. UPON COMPLETION OF FINE GRADING AND PREPARATION OF THE ROADBED SUBGRADE, THE CONTRACTOR SHALL HAVE CBR TESTS BACK FILL SHALL BE COMPACTED TO 95% OF THE MAXIMUM DENSITY AS DETERMINED BY STANDARD PROCTOR TEST AS SET FORTH IN PERFORMED ON THE SUBGRADE SOIL. THREE (3) COPIES OF THE TEST RESULTS SHALL BE SUBMITTED TO THE COUNTY. IF A SUBGRADE HOSPITAL ASTM D -698. SOIL CBR OF 10 OR GREATER IS NOT OBTAINABLE, A REVISED PAVEMENT DESIGN SHALL BE MADE BY THE DESIGN ENGINEER AND SUBMITTED WITH THE TEST RESULTS FOR APPROVAL. HELIPAIJ 3. SURFACE DRAINAGE AND PIPE DISCHARGE MUST BE RETAINED WITHIN THE PUBLIC RIGHT -OF -WAY OR WITHIN EASEMENTS PRIOR TO 29, MATERIALS USED TO CONSTRUCT EMBANKMENTS FOR ANY PURPOSE, BACK FILL AROUND DRAINAGE STRUCTURES IN UTILITY ACCEPTANCE BY THE COUNTY. ALL DRAINAGE OUTFACE EASEMENTS ARE TO BE EXTENDED TO A BOUNDARY LINE OR A NATURAL TRENCHES OR ANY OTHER DEPRESSION REQUIRING FILL OR BACK FILL SHALL BE COMPACTED TO 95% OF MAXIMUM DENSITY AS WATERCOURSE. DETERMINED BY THE STANDARD PROCTOR TEST AS SET FORTH IN ASTM STANDARD D -698. THE CONTRACTOR SHALL, PRIOR TO ANY 4. GUARDRAIL LOCATIONS ARE PPROXIMATE. EXACT LENGTH, LOCATION AND APPROPRIATE END TREATMENTS WILL BE FIELD VERIFIED AT ALBEMARLE COUNTY, VA OPERATIONS INVOLVING FILLING OR BACK FILLING, SUBMIT THE RESULTS OF THE PROCTOR TEST TOGETHER WITH A CERTIFICATION THE TIME OF CONSTRUCTION. ADDITIONAL GUARDRAIL MAY BE REQUIRED AT LOCATIONS NOT SHOWN WHEN, IN THE OPINION OF THE THAT THE SOIL TESTED IS REPRESENTATIVE OF THE MATERIALS TO BE USED ON THE PROJECT. THE TESTS SHALL BE CONDUCTED BY A COUNTY ENGINEER, OR DESIGNEE, IT IS DEEMED NECESSARY. WHEN GUARDRAIL IS REQUIRED, IT SHALL BE INSTALLED FOUR (4) FEET CERTIFIED MATERIALS TESTING LABORATORY AND THE CERTIFICATIONS MADE BY A LICENSED PROFESSIONAL ENGINEER OFFSET FROM THE EDGE OF PAVEMENT TO THE FACE OF GUARDRAIL, AND ROADWAY SHOULDER WIDTHS SHALL BE INCREASED TO REPRESENTING THE LABORATORY. THE CONTRACTOR IS RESPONSIBLE FOR ALL COSTS ASSOCIATED WITH THESE TESTS AND THEIR SEVEN (7) FEET. SUBMITTALS. 5. WHERE URBAN CROSS SECTIONS ARE INSTALLED, ALL RESIDENTIAL DRIVEWAY ENTRANCES SHALL CONFORM TO VDOT CG -9(A, B OR C). 6. WHERE RURAL CROSS SECTIONS ARE INSTALLED, ALL RESIDENTIAL DRIVEWAY ENTRANCES SHALL CONFORM TO VDOT STANDARD PE -1. z 30. EMBANKMENT FILL AND BACK FILL SHALL BE PLACED IN LIFTS AT A MAXIMUM UN- COMPACTED DEPTH OF 8- INCHES AND 6- INCHES, 7. COMPLIANCE WITH THE MINIMUM PAVEMENT WIDTH, SHOULDER WIDTH AND DITCH SECTIONS, AS SHOWN ON THE TYPICAL PAVEMENT w RESPECTIVELY. DENSITY TESTS SHALL BE CONDUCTED AT THE FOLLOWING FREQUENCIES: SECTION DETAIL, SHALL BE STRICTLY ADHERED TO. Li' (00 a (A) EMBANKMENTS FOR ROADS, STREETS, DAMS, ETC.: ONE TEST PER LIFT PER 10,000 SF OF LIFT. 8. ROAD PLAN APPROVAL FOR SUBDIVISIONS IS SUBJECT TO FINAL SUBDIVISION PLAT VALIDATION. SHOULD R (B) BACK FILL IN TRENCHES: ONE TEST PER LIFT PER 500 LINEAL FEET OF TRENCH. THE FINAL PLAT FOR THIS PROJECT EXPIRE PRIOR TO SIGNING AND RECORDATION, THEN APPROVAL OF THESE PLANS SHALL BE NULL AND W (C) BACK FILL AROUND STRUCTURES: ONE TEST PER PER LIFT PER 2,500 SF OF LIFT. VOID. g. ALL SIGNS OR OTHER REGULATORY DEVICES SHALL CONFORM WITH THE VIRGINIA MANUAL FOR UNIFORM TRAFFIC CONTROL DEVICES W co - ° AND THE ALBEMARLE COUNTY ROAD NAMING AND PROPERTY NUMBERING ORDINANCE AND MANUAL. N O z W N co �w 31. ALL EXCAVATION, INCLUDING TRENCHES, SHALL BE KEPT DRY TO PROTECT THE INTEGRITY OF THE SUBSOIL. 10. TRAFFIC CONTROL OR OTHER REGULATORY SIGNS OR BARRICADES SHALL BE INSTALLED BY THE DEVELOPER WHEN, IN THE OPINION U, d " LO > o g OF THE COUNTY ENGINEER, OR DESIGNEE, THEY ARE DEEMED NECESSARY IN ORDER TO PROVIDE SAFE AND CONVENIENT ACCESS. - z c°o o 32. ALL TEST RESULTS SHALL BE SUBMITTED TO THE AUTHORITY HAVING JURISDICTION'S ENGINEER. FAILURE TO CONDUCT DENSITY TESTS 11. THE SPEED LIMITS TO BE POSTED ON SPEED LIMIT SIGNS ARE 5 MPH BELOW THE DESIGN SPEED, OR AS DETERMINED BY VDOT FOR `i' O O OD c Z SHALL BE CAUSE FOR NON- ACCEPTANCE OF THE FACILITY. TESTS SHALL BE CONDUCTED AT THE SOLE COST OF THE CONTRACTOR OR PUBLIC ROADS. © co (b � HIS AGENT. 12. VDOT STANDARD CD -1 OR CD -2 CROSS- DRAINS UNDER TO BE INSTALLED UNDER THE SUBBASE MATERIAL AT ALL CUT AND FILL z a Q W TRANSITIONS AND GRADE SAG POINTS AS SHOWN ON THE ROAD PROFILES. W p o 33. TRAFFIC CONTROL ON PUBLIC STREETS SHALL BE IN CONFORMANCE WITH THE MANUAL OF UNIFORM TRAFFIC CONTROL DEVICES AND 13, A VIDEO CAMERA INSPECTION IS REQUIRED FOR ALL STORM SEWERS AND CULVERTS THAT ARE DEEMED INACCESSIBLE TO VDOT OR a m � > j AS FURTHER DIRECTED 8Y THE GOVERNING INSPECTORS. COUNTY INSPECTIONS. THE VIDEO INSPECTION SHALL BE CONDUCTED IN ACCORDANCE WITH VDOT'S VIDEO CAMERA INSPECTION X ° PROCEDURE AND WITH A VDOT OR COUNTY INSPECTOR PRESENT. co 0 � Q LO LL CO Z 01- 34. ANY DISCREPANCIES FOUND BETWEEN THE DRAWINGS AND SPECIFICATIONS AND SITE CONDITIONS OR ANY INCONSISTENCIES OR W Z AMBIGUITIES IN DRAWINGS OR SPECIFICATIONS SHALL BE IMMEDIATELY REPORTED TO THE ENGINEER, IN WRITING, WHO SHALL i , ' Q O z PROMPTLY ADDRESS SUCH PROBLEMS. WORK DONE BY THE CONTRACTOR AFTER HIS OR HER DISCOVERY OF SUCH DISCREPANCIES, LL1 = m ° INCONSISTENCIES, OR AMBIGUITIES SHALL BE DONE AT THE CONTRACTOR'S RISK. J n J g¢ 35. A PRE - CONSTRUCTION CONFERENCE SHALL BE HELD PRIOR TO THE START OF CONSTRUCTION, THE CONTRACTOR SHALL ARRANGE 'J EW- THE MEETING WITH THE COUNTY ENGINEER PRIOR TO THE ISSUANCE OF AN EARTH DISTURBING PERMIT. < " 36. THE OWNER SHALL PAY ALL WATER AND SEWER AVAILABILITY AND CONNECTION FEES AS REQUIRED BY THE GOVERNING BODY PRIOR > TO CONNECTION TO PROPOSED UTILITIES WITH EXISTING MAINS. 37. THE OWNER SHALL PROVIDE THE BOND FOR AND BE THE RESPONSIBLE PARTY ON THE EARTH DISTURBING PERMIT. 38. INSTALL COUNTY STANDARD STREET CENTERLINE MONUMENTS WHERE REQUIRED FOR NEW STREETS. 39. INSPECTORS, EITHER OWNER OR ANY AUTHORITY HAVING JURISDICTION, HAVE FULL AUTHORITY TO REJECT FILL OR BACK FILL MATERIALS, REQUIRE UNDERCUTTING OR SUB -GRADE STABILIZATION, REQUIRE PROVISIONS FOR SUB - DRAINAGE, OR REQUIRE OTHER MEASURES WHICH AFFECT THE INTEGRITY OF ROAD AND UTILITY CONSTRUCTION. FAILURE TO COMPLY WITH INSPECTORS DIRECTIVES WILL BE CAUSE FOR NON- ACCEPTANCE OF THE FACILITY. 40. SATISFACTORY MATERIALS FOR USE AS FILL FOR PUBLIC STREETS INCLUDE MATERIALS CLASSIFIED IN ASTM D -2487 AS GW, GP, GM, GC, SW, SP, SM, SC, ML, AND CL GROUPS. THE MOISTURE CONTENT SHALL BE CONTROLLED WITHIN PLUS OR MINUS 2% OF THE OPTIMUM TO FACILITATE COMPACTION. GENERALLY, UNSATISFACTORY MATERIALS INCLUDE MATERIALS CLASSIFIED IN ASTM D -2487 AS PT, CH, MH, OL, OH AND ANY SOIL TOO WET TO FACILITATE COMPACTION. CH AND MH SOILS MAY BE USED SUBJECT TO APPROVAL OF THE COUNTY ENGINEER. SOILS SHALL HAVE A MINIMUM DRY DENSITY OF 92LB /CF PER ASTM D -698 AND SHALL HAVE A PLASTICITY INDEX LESS THAT 17. 41. PAVEMENT DESIGN IS BASED UPON A SUBGRADE CBR OF 3 AND AN REF OF 2. UPON BRINGING THE STREET SUBGRADE TO APPROXIMATE ELEVATION, THE CONTRACTOR SHALL COLLECT A MINIMUM OF 3 SOIL SAMPLES FOR CBR DETERMINATION, TO BE TAKEN AT A MAXIMUM INTERVAL OF 300 FEET MEASURED ALONG THE STREET CENTERLINE. THE CBR OF EACH SAMPLE SHALL BE DETERMINED Q' Gtr AND THE AVERAGE CBR SHALL BE USED TO DETERMINE THE PAVEMENT STRUCTURE REQUIREMENTS. THE PAVEMENT MATERIALS AND THE AMOUNT THEREOF AS SHOWN ON THE TYPICAL STREET SECTION MAY BE MODIFIED BY THE RESULTS OF THESE TESTS IN ACCORDANCE WITH COUNT STANDARDS AND IF APPROVED BY THE COUNTY ENGINEER. A COPY OF ALL SOILS TEST RESULTS SHALL BE SUBMITTED TO THE COUNTY ENGINEER PRIOR TO PLACING ANY BASE OR SUB -BASE MATERIAL. THIS WORK SHALL NOT BE REQUIRED DAM MICHAEL ON STREETS CLASSIFIED AS LOCAUSUB CLASS A. PAVING SECTIONS SHALL NOT BE REDUCED BELOW THE COUNTY'S MINIMUM "d I,D. 028947 SECTIONS. -'r"� ; W PERMITTED FOR SINGLE RESIDENCES AS ALLOWED IN OF COUNTY'S DESIGN 42. CG -9B MODIFIED ENTRANCES ARE FAMILY 3.8.2.5.5 THE 01 TONAL AND CONSTRUCTION STANDARDS MANUAL. 43. INSTALLATION OF ANY UTILITY IN AN EXISTING STREET SHALL COMPLY WITH DRAWING 1A, PAGE 21 -A, CHAPTER 7 PF THE CITY DESIGN I AND CONSTRUCTION STANDARDS MANUAL, AND FURTHER WITH COUNTY TRENCH RESTORATION STANDARDS, A COPY OF WHICH IS AVAILABLE FROM THE ENGINEER. 44. TEST PITS SHALL BE REQUIRED FOR ALL UTILITY CROSSINGS INVOLVING GAS LINES, WATER MAINS 12" IN DIAMETER AND LARGER, SANITARY SEWER CROSSINGS, AND FIBER OPTIC LINES. 45. COMPACTION TESTS FOR STREET PAVEMENT STRUCTURE SHALL BE WADE IN CUT AND FILL AREAS AT THE FOLLOWING MINIMUM REVISIONS: FREQUENCIES: 1/21/16 - PER COUNTY COMMENTS (A) SUBGRADE: 1 TEST PER LANE PER 6" COMPACTED LIFT PER 500 (LINEAR FEET. &OWNER REQUEST (B) STONE BASE: 1 TEST PER LANE PER 6" COMPACTED LIFT PER 50(0 LINEAR FEET. (C) HOT ASPHALTIC CONCRETE: 1 TEST PER LANE PER LIFT PER 500) LINEAR FEET. 46. COMBINATION UNDERDRAINS, TYPE CD -1, SHALL BE INSTALLED AT THE LOWER END OF THE CUT SECTIONS. UNDERDRAINS, TYPE CD -2, SHALL BE INSTALLED AT THE LOW POINT OF ALL VERTICAL CURVES. 47. STANDARD UD -1 AND UD -3 UNDERDRAINS SHALL BE INSTALLED WHERE INDICATED ON PLANS AND FURTHER WHERE DETERMINED NECESSARY IN THE FIELD BY COUNTY INSPECTORS. 48. ANY SURVEY MONUMENT OR PROPERTY CORNER DISTURBED BY THE CONTRACTOR SHALL BE REPLACED BY A LICENSED LAND DATE: 12/17/2015 SURVEYOR AT THE CONTRACTOR'S EXPENSE. PROJECT No.: 10771 -5 49. PRIOR TO THE START OF CONSTRUCTION, THE CONTRACTOR SHALL VERIFY EXISTING ELEVATIONS AT PAVEMENT INTERFACES AND PIPE DISCHARGE LOCATIONS TO ENSURE PROPER TRANSITION BETWEEN EXISTING AND PROPOSED FACILITIES. EXP. /CLIENT No.: 10771 -5 50, SYMBOLS AND LEGENDS OF PROJECT FEATURES ARE GRAPHIC REPRESENTATIONS OF PROPOSED FEATURES AND ARE NOT NECESSARILY SCALED TO THEIR ACTUAL DIMENSIONS OR LOCATIONS. THE CONTRACTOR SHALL REFER TO THE DETAILS PROVIDED, SCALE: N/A MANUFACTURERS' LITERATURES, SHOP DRAWINGS, AND FIELD MEASUREMENTS OF SUPPLIED PRODUCTS FOR LAYOUT INFORMATION. 51. CONTRACTOR SHALL NOT SOLELY RELY ON ELECTRONIC COPIES OF "THE FINAL DESIGN, SPECIFICATIONS, AND DATA FILES THAT ARE OBTAINED FROM THE ENGINEER, BUT SHALL VERIFY THE LOCATION OF ANY FEATURE IN ACCORDANCE WITH PAPER COPIES OF THE PLANS AND SPECIFICATIONS THAT ARE PART OF THE CONTRACT DOCUMENTS. 52. RAILING IN COMPLIANCE WITH LOCAL APPLICABLE CODE SHALL BE PROVIDED ON ALL WALKWAYS, PORCHES, PATIOS, EQUIPMENT PADS, AND SIMILAR FEATURES ALLOWING PEDESTRIAN ACCESS WHERE THE FINISH SURFACE IS 30 INCHES OR MORE MEASURED E N E RAL VERTICALLY TO THE GRADE AT ANY POINT WITHIN 36 INCHES MEASURED HORIZONTALLY TO THE EDGE OF THE PROPOSED FEATURE. NOTES 4 1 5 I 6 7 0 10 \� SHEET NO.: til�ul cl . 0 1 L 12 i H G F E I C .1 ul 1 ____ ___ ; tl �_ _____ - __�T �.` it ___ — � — — " P I I , I 11 !! , — — _ __ I — — o '. - � " I 1 i 11, j I / , — — _tz� - / ___ 1 __ . "F , , I __ I , , I . � , � — if___ i_�_ '�l -.11 ,;". -,--- - __ - " i I - --- _ . .- __ 1, t I p -11 I I , 11 _ i �, 1, __ , 1_� _� " - I -.1 ,�_ - " .- - I � , I � � l 1"', ,A--- 2 1 3 1 4 1 5 1 6 1 I 7 1 8 1 9 1 10 � \ \ I � i ;: i � - . \ \ " �.� I , t I � 1, �_ 11, !-� 1, I ; , 1! -;, --- , -- � � � , 11 , ! — \ - 11 I I 1, ; ,\ , , , � �, \ \ \ !t - - , _\ \ I � . 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THE APPROXIMATE DISTURBED AREA ASSOCIATED WITH THIS PROJECT IS --�-0.82 ACRES. DEFINING AN AREA AROUND THE LIMITS OF CONSTRUCTION FOR THE HELIPAD, THE APPROXIMATE EXISTING IMPERVIOUS AREA IS :i--22,762 SF (0.52 ACRES). WITHIN THAT SAME FOOTPRINT, WE ARE REMOVING -+-8,378 SF (0.19 ACRES) OF EXISTING IMPERVIOUS AREA, AND REPLACING IT WITH ±5,111 SF (0.12 ACRES) OF IMPERVIOUS AREA, RESULTING IN A NET LOSS OF IMPERVIOUS AREA OF --t3,267 SF (0.075 ACRES). 0 THIS PLAN MAINTAINS EXISTING DRAINAGE AREAS AS WELL AS RESULTING IN A NET LOSS OF IMPERVIOUS AREA. ® STORMWATER PEAK FLOWS AND WATER QUALITY DESIGN REQUIREMENT DECREASES FROM WHAT HAS ALREADY BEEN APPROVED AND CONSTRUCTED. 0 5 A -A r A PARKING ANALYSIS EXISTING NUMBER OF SPACES= 1,958 STALLS NUMBER OF SPACE REMOVED= 31 STALLS NUMBER OF EXISTING SPACES REMAINING- 1,927 STALLS NUMBER OF SPACES REQUIRED (FROM STUDY) W/ POB = 1,641 STALLS an 9 10 ALBEMARLE COUNTY, VA (D z "K — LLJ 0� cc WW CZ, W < Zi z Q) — Q (D w Q, OAK LO w m (0 t5 co (0 z C) Q - a- I cy) , - C', Z � 0 . z m r '14- 0 cy) 00 — w - � z 3 0 U N 0 w Z_ 1 w N 0 -L T: W < > � LO E :� a >� - Ir 2 CE 00 (O 0 , Cc b w x 0 cl 0 0 y co � W � U) rr Lo c � a M Z p w �l W > 0 CO M 'T 11 a) = = g 0 m 0 _j - I 0 "'., >1 E o� 0 rr 1�- 4 O .2 75 I �: . - 0 m -) , , Lo n N — > . - 3: (6 M z , x r- 0 z O ui t� CO 0 ,�- 1�, I w i�: 15,= C\j Lo LL W :�F 0 � I I — � p E ui � � E z Z � < < i� < 0 i> >_ 0 I I M - g o n w w c� M 0 M I W w� X r� o E¢ I— �: 0 0 - - OP 1 P, t v 0 � , % I � DANTUL JC lfiC -p- -t Lia;jOk 02894N o. 7 P4 vo, )� - ) , \ , 1. 3/ Z� c� 1 01VA L REVISIONS: 1/21/16 - PER COUNTY COMMENTS & OWNER REQUEST DATE: 12/17/2015 PROJECT No.: 10771-5 EXP./CLIENT No.: 10771-5 SCALE: 1" = 30' xxxFoluey "ev sulk Iff . A SHEET NO.: , C2,02 ENTIRE SHEET A J I G A 1 C :1 U 1 2 3 0 k" 7 0 iff E &S MINIMUM STANDARDS GENERAL CONSTRUCTION NOTES FOR EROSION AND SEDIMENT CONTROL PLANS EROSION AND SEDIMENT CONTROL NARRATIVE 5. ALL DISTURBED AREAS NIOT PAVED OR BUILT UPON ARE TO BE (ALBEMARLE COUNTY, VIRGINIA) A FERTILIZED, SEEDED, AND (MULCHED BY THE CONTRACTOR IN A VESCP MUST BE CONSISTENT WITH THE FOLLOWING CRITERIA, TECHNIQUES AND METHODS: ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT PROJECT DESCRIPTION CONTROL REGULATIONS. ((LATEST EDITION). 1. THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE WEEK PRIOR TO THE THE PURPOSE OF THIS PROJECT IS THE DEMOLITION AND REMOVAL OF EXISTING PARKING AND CONSTRUCTION OF A FAA PERMITTED HELIPORT WHICH WILL BE ASSOCIATED WITH THE 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 PRE- CONSTRUCTION CONFERENCE, ONE WEEK PRIOR TO THE COMMENCEMENT OF LAND EXISTING HOSPITAL. THE APPROXIMATE DISTURBED AREA ASSOCIATED WITH THIS PROJECT IS -±-0.82 ACRES. DEFINING AN AREA AROUND THE LIMITS OF CONSTRUCTION FOR THE HELIPAD, 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 DISTURBING ACTIVITY, AND ONE WEEK PRIOR TO THE FINAL INSPECTION, THE APPROXIMATE EXISTING IMPERVIOUS AREA IS -_*22,762 SF (0.52 ACRES). WITHIN THAT SAME FOOTPRINT, WE ARE REMOVING -_8,378 SF (0.19 ACRES) OF EXISTING IMPERVIOUS AREA, AND SHALL BE APPLIED TO AREAS THAT ARE TO BE LEFT DORMANT FOR MORE THAN ONE YEAR. 2. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CONSTRUCTED AND REPLACING IT WITH ±5,111 SF (0.12 ACRES) OF IMPERVIOUS AREA, RESULTING IN A NET LOSS OF IMPERVIOUS AREA OF ±3,267 SF (0.075 ACRES). 7. ALL DRAIN INLETS SHALL BE PROTECTED FROM SILTATION, MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA INEFFECTIVE PROTECTION (DEVICES SHALL BE IMMEDIATELY 2. DURING CONSTRUCTION OF THE PROJECT, SOIL STOCK PILES AND BORROW AREAS SHALL BE STABILIZED OR PROTECTED WITH SEDIMENT TRAPPING MEASURES. THE APPLICANT IS RESPONSIBLE EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625 -02 -00 THE AREA UNDER CONSTRUCTION IS CURRENTLY SERVED BY ONE SINGLE DROP INLET. WE WILL BE INSTALLING A SIMILAR SIZED INLET THEREBY REDUCING THE DRAINAGE AREA TO THE 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. EROSION AND SEDIMENT CONTROL REGULATIONS. EXISTING INLET, AS WELL AS REDUCING THE C -VALUE OF THE AREA DIRECTED To THE EXISTING INLET BY THE REDUCTION OF IMPERVIOUS AREA, AND SUBSEQUENT INCREASE IN MANAGED w 3. ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR AS TURF. 3. A PERMANENT VEGETATIVE COVER SHALL BE ESTABLISHED ON DENUDED AREAS NOT OTHERWISE PERMANENTLY STABILIZED. PERMANENT VEGETATION SHALL NOT BE CONSIDERED ESTABLISHED THE FIRST STEP IN CLEARING. IN SWALES. UNTIL A GROUND COVER IS ACHIEVED THAT IS UNIFORM, MATURE ENOUGH TO SURVIVE AND WILL INHIBIT EROSION. 4. A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE EXISTING SITE CONDITIONS SEEDED, MULCHED AND FERTILIZED. PERFORM PERMANENT TOP SOILING, SEEDING, LANDSCAPING, FERTILIZING, AND MULCHING AS MAINTAINED ON THE SITE AT ALL TIMES. CURRENTLY THE SITE ACTS AS A PARKING AREA ADJACENT TO THE EXISTING SENTARA MARTHA JEFFERSON HOSPITAL EMERGENCY DEPARTMENT AND PARKING STRUCTURE, THE AREA 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 5. PRIOR TO COMMENCING LAND DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED UNDER CONSIDERATION IS COVERED BY EXISTING PARKING, LANDSCAPED ISLANDS, OR LANDSCAPING BETWEEN PARKING AND DRIVE PATHS. ALL AREAS NOT COVERED WITH PAVEMENT ACTIVITY AND SHALL BE MADE FUNCTIONAL BEFORE UPSLOPE LAND DISTURBANCE TAKES PLACE. ON THESE PLANS (INCLUDING, BUT NOT LIMITED TO, OFF -SITE BORROW OR WASTE AREAS), HAVE A HARDY GRASS COVER OR SMALL TREES /LANDSCAPING. J. IN APPLYING THESE STORMWATER MANAGEMENT CRITERIA, INDIVIDUAL LOTS OR PARCELS IN A RESIDENTIAL, COMMERCIAL OR INDUSTRIAL DEVELOPMENT SHALL NOT BE CONSIDERED TO BE THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN TO THE SEPARATE DEVELOPMENT PROJECTS. INSTEAD, THE DEVELOPMENT, AS A WHOLE, SHALL BE CONSIDERED TO BE A SINGLE DEVELOPMENT PROJECT. HYDROLOGIC PARAMETERS THAT REFLECT THE 5. STABILIZATION MEASURES SHALL BE APPLIED TO EARTHEN STRUCTURES SUCH AS DAMS, DIKES AND DIVERSIONS IMMEDIATELY AFTER INSTALLATION. OWNER FOR REVIEW AND APPROVAL BY THE PLAN APPROVING AUTHORITY. ADJACENT PROPERTY cr o 6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL EROSION THE PROJECT AREA IS CONTAINED WITHIN THE EXISTING PARCEL LIMITS, REFER TO PREVIOUSLY APPROVED PLANS FOR FULL BOUNDARY /PARCEL DESCRIPTION. 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. CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS D. MULCH - CHOPPED STRAW AT RATE OF 2 TONS PER ACRE AND L. ANY PLAN APPROVED PRIOR TO JULY 1, 2014, THAT PROVIDES FOR STORMWATER MANAGEMENT THAT ADDRESSES ANY FLOW RATE CAPACITY AND VELOCITY REQUIREMENTS FOR NATURAL OR DETERMINED BY THE PLAN APPROVING AUTHORITY. OFF -SITE AREAS: 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 7. ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT THERE ARE NO PLANNED OFF -SITE AREAS BEING IMPACTED BY THIS PROJECT. HOWEVER, IF ANY OFF -SITE AREAS ARE USED THOSE AREAS WILL NEED TO OBTAIN AN APPROVED EROSION ACRES. ALL TIMES DURING LAND DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT UNTIL AND SEDIMENT CONTROL PLAN FROM THE AUTHORITY HAVING JURISDICTION PRIOR TO ANY MATERIAL BEING EITHER TRANSPORTED TO OR FROM THE SUBJECT PROPERTY. ALL WASTE FINAL STABILIZATION IS ACHIEVED. MATERIAL SHALL BE DISPOSED OF PER GENERAL NOTE 22 OF THIS PLAN SET. 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 8. DURING DEWATERING OPERATIONS, WATER WILL BE PUMPED INTO AN APPROVED M. FOR PLANS APPROVED ON AND AFTER JULY 1, 2014, THE FLOW RATE CAPACITY AND VELOCITY REQUIREMENTS OF § 10.1 -561 A OF THE ACT AND THIS SUBSECTION SHALL BE SATISFIED BY 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 FILTERING DEVICE. SOILS 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 9. THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND REFER TO PREVIOUSLY APPROVED CONSTRUCTION DOCUMENT PACKAGE FOR THIS INFORMATION. EXPECTED TO EXIST WHILE THE SEDIMENT BASIN IS UTILIZED. AFTER EACH RUNOFF PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS OR = w CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL CRITICAL EROSION AREAS Y R F 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 0 BE MADE IMMEDIATELY. THERE ARE NO SPECIFIC CRITICAL EROSION AREAS ASSOCIATED W I T H A S SSOCI TED ITH THIS PROJECT, THE ENTIRE AREA SHALL BE MONITORED DAILY AND AFTER EACH SUFFICIENT RAIN FALL. THE LOCAL STABILIZATION SHALL BE PROVIDED WITH ADDITIONAL SLOPE STABILIZING MEASURES UNTIL THE PROBLEM IS CORRECTED, 10. ALL FILL MATERIAL TO BETAKEN FROM AN APPROVED, DESIGNATED BORROW AREA. GOVERNING AUTHORITY WILL HAVE THE H T THE E E AUT ORITY O RECOMMEND THE PLACEMENT OF ADDITIONAL EROSION CONTROL MEASURES IN THIS AREA IF IT BECOMES EVIDENT DURING 11. ALL WASTE MATERIALS SHALL BE TAKEN TO AN APPROVED WASTE AREA. EARTH FILL CONSTRUCTION THAT THE ONES IN PLACE ARE NOT FUNCTIONING SUFFICIENTLY. 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. SHALL BE INERT MATERIALS ONLY, FREE OF ROOTS, STUMPS, WOOD, RUBBISH, AND OTHER J d >Z DEBRIS. EROSION AND SEDIMENT CONTROL MEASURES 9. WHENEVER WATER SEEPS FROM A SLOPE FACE, ADEQUATE DRAINAGE OR OTHER PROTECTION' SHALL BE PROVIDED. 12. BORROW OR WASTE AREAS ARE TO BE RECLAIMED WITHIN 7 DAYS OF COMPLETION PER UNLESS OTHERWISE INDICATED, ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM ZONING ORDINANCE SECTION 51.28. STANDARDS AND SPECIFICATIONS OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. THE MINIMUM STANDARDS OF THE VESCH SHALL BE ADHERED TO UNLESS OTHERWISE 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 13, ALL INERT MATERIALS SHALL BE TRANSPORTED IN COMPLIANCE WITH SECTION 13 -301 OF WAIVED OR APPROVED BY A VARIANCE. FIRST BEING FILTERED OR OTHERWISE TREATED TO REMOVE SEDIMENT. THE CODE OF ALBEMARLE. 14. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL -TYPE POWER EQUIPMENT STRUCTURAL PRACTICES 11. BEFORE NEWLY CONSTRUCTED STORMWATER CONVEYANCE CHANNELS OR PIPES ARE MADE OPERATIONAL, ADEQUATE OUTLET PROTECTION AND ANY REQUIRED TEMPORARY OR PERMANENT SHALL BE LIMITED TO THE HOURS OF 7:OOAM TO 9:OOPM. - CONSTRUCTION ENTRANCE (3.02): DUE TO THE LIMITED AREA OF DISTURBANCE, AND ITS PROXIMITY TO EXISTING PAVEMENT, NO CONSTRUCTION ENTRANCE IS BEING PROPOSED FOR CHANNEL LINING SHALL BE INSTALLED IN BOTH THE CONVEYANCE CHANNEL AND RECEIVING CHANNEL. 15. BORROW, FILL OR WASTE ACTIVITY SHALL BE CONDUCTED IN A SAFE MANNER THAN THIS PROJECT, IF IT BECOMES EVIDENT, THROUGH THE TRANSPORT OF MATERIAL TO THE EXISTING PAVED AREAS, THE LOCAL GOVERNING AUTHORITY MAY REQUEST THE INSTALLATION OF MAINTAINS LATERAL SUPPORT, OR ORDER TO MINIMIZE ANY HAZARD TO PERSONS, A CONSTRUCTION ENTRACE AT A LOCATION TO BE DETERMINED BASED UPON FIELD CONDITIONS AT THE TIME OF THIS REQUEST. 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 PHYSICAL DAMAGE TO ADJACENT LAND AND IMPROVEMENTS, AND DAMAGE TO ANY - SILT FENCE (3.05):A TEMPORARY SEDIMENT BARRIER CONSISTING OF A SYNTHETIC FILTER FABRIC, WITH WIRE SUPPORT, STRETCHED ACROSS AND ATTACHED TO SUPPORTING POSTS AND GREATEST EXTENT POSSIBLE DURING CONSTRUCTION. NONERODIBLE MATERIAL SHALL BE USED FOR THE CONSTRUCTION OF CAUSEWAYS AND COFFERDAMS. EARTHEN FILL MAY BE USED FOR THESE PUBLIC STREET BECAUSE 0 SLIDES, SINKING, OR COLLAPSE. ENTRENCHED. STRUCTURES IF ARMORED BY NONERODIBLE COVER MATERIALS. 16. THE DEVELOPER SHALL RESERVE THE RIGHT TO INSTALL, MAINTAIN, REMOVE OR CONVERT - STORM DRAIN INLET PROTECTION (3.07): A SEDIMENT FILTER OR AN EXCAVATED IMPOUNDING AREA AROUND A STORM DRAIN DROP INLET OR CURB INLET. TO PERMANENT STORMWATER MANAGEMENT FACILITIES WHERE APPLICABLE ALL EROSION - TOPSOILING (3.30): METHODS OF PRESERVING AND USING THE SURFACE LAYER OF UNDISTURBED SOIL, OFTEN ENRICHED IN ORGANIC MATTER, IN ORDER TO OBTAIN A MORE DESIRABLE 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 CONTROL MEASURES REQUIRED BY THIS PLAN REGARDLESS OF THE SALE OF ANY LOT, PLANTING AND GROWTH MEDIUM. NONERODIBLE MATERIAL SHALL BE PROVIDED. UNIT, BUILDING OR OTHER PORTION OF THE PROPERTY. - TEMPORARY SEEDING (3.31): THE ESTABLISHMENT OF A TEMPORARY VEGETATIVE COVER ON DISTURBED AREAS BY SEEDING WITH APPROPRIATE RAPIDLY GROWING ANNUAL PLANTS, 17. TEMPORARY STABILIZATION SHALL BE TEMPORARY SEEDING AND MULCHING. SEEDING IS - PERMANENT SEEDING (3.32): THE ESTABLISHMENT OF PERENNIAL VEGETATIVE COVER ON DISTURBED AREAS BY PLANTING SEED. 14, ALL APPLICABLE FEDERAL, STATE AND LOCAL CHAPTERS PERTAINING TO WORKING IN OR CROSSING LIVE WATERCOURSES SHALL BE MET. TO BE AT 75 LBS /ACRE, AND IN THE MONTHS OF SEPTEMBER TO FEBRUARY TO CONSIST A - MULCHING (3.35): APPLICATION OF PLANT RESIDUES OR OTHER SUITABLE MATERIALS TO THE SOIL SURFACE. 50/50 MIX OF ANNUAL RYEGRASS AND CEREAL WINTER RYE, OR IN MARCH AND APRIL TO - DUST CONTROL (3.39): REDUCING SURFACE AND AIR MOVEMENT OF DUST DURING LAND DISTURBANCE, DEMOLITION OR CONSTRUCTION ACTIVITIES IN AREAS SUBJECT TO DUST Q 15. THE BED AND BANKS OF A WATERCOURSE SHALL BE STABILIZED IMMEDIATELY AFTER WORK IN THE WATERCOURSE IS COMPLETED. CONSIST OF ANNUAL RYE, OR MAY THROUGH AUGUST TO CONSIST OF GERMAN MILLET. PROBLEMS IN ORDER TO PREVENT SOIL LOSS AND REDUCE THE PRESENCE OF POTENTIALLY HARMFUL AIRBORNE SUBSTANCE. STRAW MULCH IS TO BE APPLIED AT 80LBS /100SF. ALTERNATIVES ARE SUBJECT TO 16, UNDERGROUND UTILITY LINES SHALL BE INSTALLED IN ACCORDANCE WITH THE FOLLOWING STANDARDS IN ADDITION TO OTHER APPLICABLE CRITERIA: APPROVED BY THE COUNTY EROSION CONTROL INSPECTOR. VEGETATIVE PRACTICES 18. PERMANENT STABILIZATION SHALL BE LIME AND FERTILIZER, PERMANENT SEEDING, AND -TOP SOILING: TOPSOIL WILL BE STRIPPED FROM THE SITE AND STOCKPILED IN AN AREA DETERMINED IN THE FIELD, UPON THE COMPLETION OF THE PROJECT TOPSOIL WILL BE PLACED A. NO MORE THAN 500 LINEAR FEET OF TRENCH MAY BE OPENED AT ONE TIME. MULCH, AGRICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 90LBS /1000SF, ON ALL DISTURBED AREAS, NOT PAVED UPON, AT A MINIMUM DEPTH OF 6 INCHES. INCORPORATED INTO THE TOP 4 -6 INCHES OF SOIL. FERTILIZER SHALL BE APPLIED AT - TEMPORARY SEEDING: ALL DENUDED AREAS LEFT DORMANT FOR MORE THAN 14 DAYS SHALL BE SEEDED WITH A FAST GERMINATING TEMPORARY VEGETATION. B. EXCAVATED MATERIAL SHALL BE PLACED ON THE UPHILL SIDE OF TRENCHES. 1000LBS /ACRE AND CONSIST OF A 10 -20 -10 NUTRIENT MIX, PERMANENT SEEDING SHALL - TEMPORARY VEGETATION: THE TIME OF YEAR WILL BE THE BASIS FOR THE SEED MIXTURE. BE APPLIED AT 180LBS /ACRE AND CONSIST OF 95% KENTUCKY 31 OR TALL FESCUE AND - PERMANENT SEEDING: ALL SEEDED AREAS WILL BE RESEEDED, MULCHED, FERTILIZED AND WATERED AS NEEDED TO OBTAIN AN ADEQUATE STAND OF GRASS AS SOON AS POSSIBLE 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 0 -5% PERENNIAL RYEGRASS OR KENTUCKY BLUEGRASS, STRAW MULCH IS TO BE APPLIED AFTER FINAL GRADING OPERATIONS. ADVERSELY AFFECT FLOWING STREAMS OR OFF -SITE PROPERTY. AT 80LBS /IOOSF. ALTERNATIVES ARE SUBJECT TO APPROVED BY THE COUNTY EROSION CONTROL INSPECTOR. MANAGEMENT STRATEGIES D. MATERIAL USED FOR BACKFILLING TRENCHES SHALL BE PROPERLY COMPACTED IN ORDER TO MINIMIZE EROSION AND PROMOTE STABILIZATION. 19. MAINTENANCE: ALL MEASURES ARE TO BE INSPECTED WEEKLY AND AFTER EACH RAINFALL. CONSTRUCTION WILL BE SEQUENCED SO THAT GRADING OPERATIONS WILL BEGIN AND END AS SOON AS POSSIBLE. THE JOB SUPERINTENDENT SHALL BE RESPONSIBLE FOR THE ANY DAMAGE OR CLOGGING TO STRUCTURAL MEASURES IS TO BE REPAIR IMMEDIATELY. INSTALLATION AND MAINTENANCE OF ALL EROSION AND SEDIMENT CONTROL MEASURES. AFTER ACHIEVING ADEQUATE STABILIZATION, AND IN THE OPINION OF THE LOCAL E. RESTABILIZATION SHALL BE ACCOMPLISHED IN ACCORDANCE WITH THIS CHAPTER. SILT TRAPS ARE TO BE CLEANED WHEN 50% OF THE WET STORAGE VOLUME IS FILLED WITH ADMINISTRATOR, THE TEMPORARY EROSION AND SEDIMENT CONTROLS SHALL BE REMOVED AND ANY AREAS DISTURBED DURING THIS PROCESS SHALL BE STABILIZED. SEDIMENT. ALL SEEDED AREAS ARE TO BE RESEEDED WHEN NECESSARY TO ACHIEVE A F. APPLICABLE SAFETY CHAPTERS SHALL BE COMPLIED WITH. GOOD STAND OF GRASS. SILT FENCE AND DIVERSION DYKES WHICH ARE COLLECTING PERMANENT STABILIZATION SEDIMENT TO HALF THEIR HEIGHT MUST BE CLEANED AND REPAIRED IMMEDIATELY. ALL AREAS LEFT UNCOVERED BY EITHER BUILDINGS OR PAVEMENT SHALL BE STABILIZED WITH PERMANENT SEEDING IMMEDIATELY FOLLOWING FINISH GRADING, SEEDING SHALL BE DONE 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 20, ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE REMOVED IN ACCORDANCE WITH THE VESCH. ANY ALTERATIONS FROM THIS DOCUMENT SHALL BE APPROVED BY THE LOCAL EROSION CONTROL ADMINISTRATOR. ALL AREAS EITHER TEMPORARILY 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 WITHIN 30 DAYS OF FINAL SITE STABILIZATION, WHEN MEASURES ARE NO LONGER NEEDED, OR PERMANENTLY SEEDED NEED TO BE MULCHED AND WATERED REGULARLY TO ACHIEVE, IN THE PROGRAM ADMINISTRATOR'S OPINION, AN ADEQUATE STAND OF VEGETATION. 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 SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. REMOVED IN THIS MANNER. THIS PROVISION SHALL APPLY TO INDIVIDUAL DEVELOPMENT LOTS AS (WELL AS TO LARGER LAND- DISTURBING ACTIVITIES. STORM WATER MANAGEMENT STORM WATER MANAGEMENT IS BEING PROVIDED PER THE DESIGN AND CONSTRUCTION OF THIS EXISTING SITE. THE IMPERVIOUS AREA PRESENTLY BEING CAPTURED AND TREATED IS 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 BEING REDUCED AND OVERALL DRAINAGE AREAS ARE NOT BEING IMPACTED BY THIS PROJECT. BASED UPON THESE CIRCUMSTANCES, NO FORMAL ALTERATION OR DESIGN IS OFFERED NEEDED, UNLESS OTHERWISE AUTHORIZED BY THE VESCP AUTHORITY. TRAPPED SEDIMENT AND THE DISTURBED SOIL AREAS RESULTING FROM THE DISPOSITION OF TEMPORARY MEASURES SHALL BE EROSION CONTROL NOTES: FOR THIS PROJECT. PERMANENTLY STABILIZED TO PREVENT FURTHER EROSION AND SEDIMENTATION, 1. THE CONTRACTOR SHALL ARRANGE FOR APRE- CONSTRUCTION MAINTENANCE E PROTECTED FROM SEDIMENT DEPOSITION EROSION AND DAMAGE DUE TO INCREASES IN VOLUME VELOCITY 19. PROPERTIES AND WATERWAYS DOWNSTREAM FROM DEVELOPMENT SITES SHALL B 0 ED O CONFERENCE WITH THE APPROPRIATE EROSION AND SEDIMENT ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CHECKED DAILY AND AFTER EACH RUNOFF PRODUCING RAINFALL. THEY WILL BE INSPECTED FOR UNDERMINING, 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 CONTROL DIRECTOR 48 HOURS PRIOR TO BEGINNING WORK, DETERIORATION, EROSION AND EXCESS DEPOSITED MATERIAL. ALL DEFICIENCIES WILL BE CORRECTED IMMEDIATELY. EXCESS MATERIAL WILL BE SPREAD ON THE SITE IN A MANNER 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 WHERE IT IS NOT LIKELY TO ERODE IN THE FUTURE. VELOCITY REQUIREMENTS FOR NATURAL OR MAN -MADE CHANNELS: 2. ALL EROSION CONTROL (DEVICES AS SHOWN OR AS REQUIRED ARE TO BE CONSTRUCTED TO STANDARDS AND SPECIFICATIONS OF MAINTENANCE SCHEDULE: 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 VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK (LATEST 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. EDITION) AND ARE TO BE IN PLACE PRIOR TO ALL CONSTRUCTION, IN GENERAL, ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CHECKED DAILY AND AFTER EACH RUNOFF PRODUCING RAINFALL. THE FOLLOWING ITEMS WILL BE CHECKED IN PARTICULAR: (ALL REMOVED SEDIMENT SHALL BE DEPOSITED IN A SUITABLE AREA AND IN SUCH A MANNER THAT IT WILL NOT ERODE) B. ADEQUACY OF ALL CHANNELS AND PIPES SHALL BE VERIFIED IN THE FOLLOWING MANNER: 3. THIS PLAN IS NOT COMPLETE WITHOUT THE APPROVED NARRATIVE. THE SEEDED AREAS WILL BE CHECKED REGULARLY TO ENSURE THAT A GOOD STAND IS MAINTAINED. AREAS SHOULD BE FERTILIZED, RESEED, AND WATERED AS NEEDED. (1) THE APPLICANT SHALL DEMONSTRATE THAT THE TOTAL DRAINAGE AREA TO THE POINT OF ANALYSIS WITHIN THE CHANNEL IS ONE HUNDRED TIMES GREATER THAN THE CONTRIBUTING DRAINAGE THE INLET PROTECTION SHALL HAVE THE SEDIMENT REMOVED AND THE (INLET PROTECTION RESTORED TO ITS ORIGINAL DIMENSIONS WHEN THE SEDIMENT HAS ACCUMULATED TO ONE AREA OF THE PROJECT IN QUESTION; OR 4. EROSION AND SEDIMENT CONTROL MEASURES SHALL BE HALF OF THE DESIGN DEPTH. MAINTAINED CONTINUOUSLY, RELOCATED WHEN AND AS IF ULTIMATELY REQUIRED, ANY CONSTRUCTION ENTRANCE SHALL BE MAINTAINED IN A CONDITION WHICH WILL PREVENT THE TRACKING OR FLOW OF MUD ONTO PUBLIC RIGHT OF WAYS. (2)(A) NATURAL CHANNELS SHALL BE ANALYZED BY THE USE OF A TWO -YEAR STORM TO VERIFY THAT STORMWATER WILL NOT OVERTOP CHANNEL BANKS NOR CAUSE EROSION OF CHANNEL BED OR NECESSARY AND SHALL BE CHECKED AFTER EVERY RAINFALL. ALL SEDIMENT REMOVED SHALL BE DISPOSED OF PROPERLY. BANKS. SEEDED AREAS SHALL BE CHECKED REGULARLY AND SHALL BE TEMPORARY STOCKPILE AREA SHALL BE PLACED WITHIN THE AREA OF PROPOSED DISTURBANCE, AND SHALL BE SEEDED AS REQUIRED BY THE VESCH, WATERED, FERTILIZED, RESEEDED AND MULCHED AS NECESSARY (B) ALL PREVIOUSLY CONSTRUCTED MAN -MADE CHANNELS SHALL BE ANALYZED BY THE USE OF A TEN -YEAR STORM TO VERIFY THAT STORMWATER WILL NOT OVERTOP ITS BANKS AND BY THE USE OF TO OBTAIN A DENSE STAND OF GRASS. A TWO -YEAR STORM TO DEMONSTRATE THAT STORMWATER WILL NOT CAUSE EROSION OF CHANNEL BED OR BANKS; AND 5. ALL DISTURBED AREAS NIOT PAVED OR BUILT UPON ARE TO BE (C) PIPES AND STORM SEWER SYSTEMS SHALL BE ANALYZED BY THE USE OF A TEN -YEAR STORM TO VERIFY THAT STORMWATER WILL BE CONTAINED WITHIN THE PIPE OR SYSTEM. FERTILIZED, SEEDED, AND (MULCHED BY THE CONTRACTOR IN ACCORDANCE WITH THE VIRGINIA EROSION AND SEDIMENT C. IF EXISTING NATURAL RECEIVING CHANNELS OR PREVIOUSLY CONSTRUCTED MAN -MADE CHANNELS OR PIPES ARE NOT ADEQUATE, THE APPLICANT SHALL: CONTROL REGULATIONS. ((LATEST EDITION). (1) IMPROVE THE CHANNELS TO A CONDITION WHERE A TEN -YEAR STORM WILL NOT OVERTOP THE BANKS AND A TWO -YEAR STORM WILL NOT CAUSE EROSION TO CHANNEL THE BED OR BANKS; OR 6. WHEN THE CRUSHED STONE CONSTRUCTION ENTRANCE HAS BEEN COVERED WITH SOIL OR HAS BEEN PUSHED INTO THE SOIL 2 IMPROVE THE PIPE OR PIPE SYSTEM TO A CONDITION WHERE THE TEN -YEAR STORM IS CONTAINED WITHIN THE APPURTENANCES; () CONSTRUCTION TRAFFIC, IT SHALL BE REPLACED WITH A DEPTH OF F W STONE EQUAL TO THAT OF ORIGINAL APPLICATION. (3) DEVELOP A SITE DESIGN THAT WILL NOT CAUSE THE PRE - DEVELOPMENT PEAK RUNOFF RATE FROM A TWO -YEAR STORM TO INCREASE WHEN RUNOFF OUTFALLS INTO A NATURAL CHANNEL OR WILL o NOT CAUSE THE PRE - DEVELOPMENT PEAK RUNOFF RATE FROM A TEN -YEAR STORM TO INCREASE WHEN RUNOFF OUTFALLS INTO A MAN -MADE CHANNEL; OR 7. ALL DRAIN INLETS SHALL BE PROTECTED FROM SILTATION, L CD INEFFECTIVE PROTECTION (DEVICES SHALL BE IMMEDIATELY (4) PROVIDE A COMBINATION OF CHANNEL IMPROVEMENT, STORMWATER DETENTION OR OTHER MEASURES WHICH IS SATISFACTORY TO THE VESCP AUTHORITY TO PREVENT DOWNSTREAM EROSION. REPLACED AND THE INLET (CLEANED. FLUSHING IS NOT AN ACCEPTABLE METHOD OF (CLEANING. D. THE APPLICANT SHALL PROVIDE EVIDENCE OF PERMISSION TO MAKE THE IMPROVEMENTS. Q� S w 8. GRADE AREAS ADJACENT TO BUILDING ACHIEVE POSITIVE E. ALL HYDROLOGIC ANALYSES SHALL BE BASED ON THE EXISTING WATERSHED CHARACTERISTICS AND THE ULTIMATE DEVELOPMENT CONDITION OF THE SUBJECT PROJECT. DRAINAGE AWAY FROM THE STRUCTURE ANN D TO PREVENT PONDING F. IF THE APPLICANT CHOOSES AN OPTION THAT INCLUDES STORMWATER DETENTION, HE SHALL OBTAIN APPROVAL FROM THE VESCP OF A PLAN FOR MAINTENANCE OF THE DETENTION FACILITIES. IN SWALES. THE PLAN SHALL SET FORTH THE MAINTENANCE REQUIREMENTS OF THE FACILITY AND THE PERSON RESPONSIBLE FOR PERFORMING THE MAINTENANCE. 9. ALL DISTURBED AREAS NIOT PAVED OR BUILT UPON SHALL BE G. OUTFALL FROM A DETENTION FACILITY SHALL BE DISCHARGED TO A RECEIVING CHANNEL, AND ENERGY DISSIPATORS SHALL BE PLACED AT THE OUTFALL OF ALL DETENTION FACILITIES AS SEEDED, MULCHED AND FERTILIZED. PERFORM PERMANENT TOP SOILING, SEEDING, LANDSCAPING, FERTILIZING, AND MULCHING AS NECESSARY TO PROVIDE A STABILIZED TRANSITION FROM THE FACILITY TO THE RECEIVING CHANNEL. SOON AFTER FINISH GRADING AS POSSIBLE. SEEDING SHALL H. ALL ON -SITE CHANNELS MUST BE VERIFIED TO BE ADEQUATE. COMPLY WITH THE FOLLOV)VING: I. INCREASED VOLUMES OF SHEET FLOWS THAT MAY CAUSE EROSION OR SEDIMENTATION ON ADJACENT PROPERTY SHALL BE DIVERTED TO A STABLE OUTLET, ADEQUATE CHANNEL, PIPE OR PIPE A. TOPSOIL - 61NCH MINIMUM FOR PERMANENT TURF SYSTEM, OR TO A DETENTION FACILITY. B. FERTILIZER - 450 POUNDS PER ACRES OF 10 -20 -10 FERTILIZE OR J. IN APPLYING THESE STORMWATER MANAGEMENT CRITERIA, INDIVIDUAL LOTS OR PARCELS IN A RESIDENTIAL, COMMERCIAL OR INDUSTRIAL DEVELOPMENT SHALL NOT BE CONSIDERED TO BE EQUIVALENT POUNDAGE OF DIFFERENT ANALYSIS. WORK INTO SOIL PRIOR TO SEEDING. SEPARATE DEVELOPMENT PROJECTS. INSTEAD, THE DEVELOPMENT, AS A WHOLE, SHALL BE CONSIDERED TO BE A SINGLE DEVELOPMENT PROJECT. HYDROLOGIC PARAMETERS THAT REFLECT THE Q ULTIMATE DEVELOPMENT CONDITION SHALL BE USED IN ALL ENGINEERING CALCULATIONS. C. LIME (PERMANENT SEEDING) - AGRICULTURAL LIME SPREAD AT cr o RATE OF 2 TONS /ACRE. WORK INTO SOIL PRIOR TO SEEDING. K. ALL MEASURES USED TO PROTECT PROPERTIES AND WATERWAYS SHALL BE EMPLOYED IN A MANNER WHICH MINIMIZES IMPACTS ON THE PHYSICAL, CHEMICAL AND BIOLOGICAL INTEGRITY OF fr RIVERS, STREAMS AND OTHER WATERS OF THE STATE. D. MULCH - CHOPPED STRAW AT RATE OF 2 TONS PER ACRE AND L. ANY PLAN APPROVED PRIOR TO JULY 1, 2014, THAT PROVIDES FOR STORMWATER MANAGEMENT THAT ADDRESSES ANY FLOW RATE CAPACITY AND VELOCITY REQUIREMENTS FOR NATURAL OR TACKED IN PLACE. HYDRO -MULCH AT RATE OF 30 BALES PER ACRE. MAN -MADE CHANNELS SHALL SATISFY THE FLOW RATE CAPACITY AND VELOCITY REQUIREMENTS FOR NATURAL OR MAN -MADE CHANNELS IF THE PRACTICES ARE DESIGNED TO (1) DETAIN THE WATER QUALITY VOLUME AND TO RELEASE IT OVER 48 HOURS; (11) DETAIN AND RELEASE OVER A 24 -HOUR PERIOD THE EXPECTED RAINFALL RESULTING FROM THE ONE YEAR, 24 -HOUR STORM; AND (III) REDUCE THE ALLOWABLE PEAK FLOW RATE RESULTING FROM THE 1.5, 2, AND 10 -YEAR, 24 -HOUR STORMS TO A LEVEL THAT IS LESS THAN OR EQUAL TO THE PEAK FLOW RATE FROM THE SITE 0 ASSUMING IT WAS IN A GOOD FORESTED CONDITION, ACHIEVED THROUGH MULTIPLICATION OF THE FORESTED PEAK FLOW RATE BY A REDUCTION FACTOR THAT IS EQUAL TO THE RUNOFF VOLUME FROM THE SITE WHEN IT WAS IN A GOOD FORESTED CONDITION DIVIDED BY THE RUNOFF VOLUME FROM THE SITE IN ITS PROPOSED CONDITION, AND SHALL BE EXEMPT FROM ANY FLOW RATE CAPACITY AND VELOCITY REQUIREMENTS FOR NATURAL OR MAN -MADE CHANNELS AS DEFINED IN ANY REGULATIONS PROMULGATED PURSUANT TO § 10.1 -562 OR 10.1 -570 OF THE ACT. co M. FOR PLANS APPROVED ON AND AFTER JULY 1, 2014, THE FLOW RATE CAPACITY AND VELOCITY REQUIREMENTS OF § 10.1 -561 A OF THE ACT AND THIS SUBSECTION SHALL BE SATISFIED BY COMPLIANCE WITH WATER QUANTITY REQUIREMENTS IN THE STORMWATER MANAGEMENT ACT ( §'10.1 -603.2 ET SEQ. OF THE CODE OF VIRGINIA) AND ATTENDANT REGULATIONS, UNLESS SUCH n CO J LAND- DISTURBING ACTIVITIES ARE IN ACCORDANCE WITH 4VAC50 -60 -48 OF THE VIRGINIA STORMWATER MANAGEMENT PROGRAM (VSMP) PERMIT REGULATIONS. z o N. COMPLIANCE WITH THE WATER QUANTITY MINIMUM STANDARDS SET OUT IN 4VAC50 -60 -66 OF THE VIRGINIA STORMWATER MANAGEMENT PROGRAM (VSMP) PERMIT REGULATIONS SHALL BE DEEMED TO SATISFY THE REQUIREMENTS OF MINIMUM STANDARD 19. 2 3 0 5 7 S GRAVEL CURB INLET SEDIMENT FILTER r GRAVEL FILTER * 12° RUNOFF WATER WIRE MESH FILTERED WATER O d d rr a d o o a e SEDIMENT' a CONCRETE GUTTER 12 CURB INLET SPECIFIC APPLICATION THIS METHOD OF INLET PROTECTION IS APPLICABLE AT CURB INLETS WHERE PONDING IN FRONT OF THE STRUCTURE IS NOT LIKELY TO CAUSE INCONVENIENCE OR DAMAGE TO ADJACENT STRUCTURES AND UNPROTECTED AREAS. * GRAVEL SHALL BE VDOT #3, #357 OR 5 COARSE AGGREGATE. OURCE: VA. DSWC PLATE -3.07: �] 10 ALBEMARLE COUNTY, VA 04P rii ADAM cxAt. - Ljawlko. 0289471 01 �' .' rONAL REVISIONS: 1/21/16 - PER COUNTY COMMENTS & OWNER REQUEST DATE: 12/17/2015 PROJECT No.: 10771 -5 EXP. /CLIENT No.: 10771 -5 SCALE: N/A EROSION & SEDIMENT CONTROL NOTES & DETAILS SHEET NO.' C3.01 z Q W _ W o L CD r U o Q� S w w c7 WQ o c� a Z N O W W z W Q � ~Q Q ? fr CO O 0 cr o (D V fr U Q W¢ u cz, U) In N co (y) z 0 W O IT co n CO J z o cy) X = w N v W Z� W E Cc W J} W CC Z Q 0 J d >Z U o °o W � w Lu r U 04P rii ADAM cxAt. - Ljawlko. 0289471 01 �' .' rONAL REVISIONS: 1/21/16 - PER COUNTY COMMENTS & OWNER REQUEST DATE: 12/17/2015 PROJECT No.: 10771 -5 EXP. /CLIENT No.: 10771 -5 SCALE: N/A EROSION & SEDIMENT CONTROL NOTES & DETAILS SHEET NO.' C3.01 L K J ItI G F E X C u 1 1 2 1 3 1 4 1 5 - - -- — I j v T - -- - -I— — — l ' \ , ` I , } - - -I -- i' \ \ � , � "I - -- - -- I -{- — I I � I . I I 11", - , � ____ - , � I 1, I \ , \ / �, _. - ____,__1 - - v I �. i. , , , , �� - ', " , I I I I -, I .� I I , \, -1 I 11 \, I . i \ / , f -' " �, � - ��t I ., I ; I " , % , I I \ �� " - - / � /-I -- - ", / i I i / � \\ i / � , - \ : " I "I I \ , � � �1, I 1. \ I , \ I, I I 11 � � . 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I i I i 14 q " -_ ), \ \` \ \\ \ // / ' '� 1 I . I- -- �_��," \ I � — __- _'�_— _._..� -- }- -.. -- �- I (`, I I 'I �, . f / , y T -T /� . - I , � � , \ - __ - ; � � �, , !� --- �� . \ 1 I I _ 1 li: \ I '� - -- - - - -- \, � �" - 11 HIGHTOWER WILLOW pAK / , i/ 11 ®. �` . �\ ,\ \ \ \./ 4Q O.C. x 6.0 MINIMUM OFF \ \ ��, 11 �: LINE OF SIGHT DISTANCE , It \ <_ \ �i I\ i j I 1 I \ <: / LIMITS OF _�_ :� - _:< r r- ,.�.:: ,�- - %� .- \ I DISTURBANCE , - \ 11 ` , � . I i PlG� }>> �� of s�� \ /,: „ -- `_,\- •��_�� / `�_ LIMITS OF �` - j;.- �! \' ` / -\ ; `'_" -�' — DISTURBANCE — `'- - :�. j�... -. \ \.)' _ �_ Y /- G .A _; :,b•a -- ---_..,_ 'y'i`p - -- �"'r'.iiif_.- - y_,� "/ 11 /, -, 6 1 7 1 8 1 9 1 10 `*�� � t � \\\..\ MPp g0 !^ "C \ \, I. \ EROSION CONTROL LEGEND \ , \ \` \., :� IN \\ /> SF SILT FENCE (3.05) "` ' \ \ %; ", IP STORM DRAfN INLET PROTECT{ON 3 07 IP ". ,� " ____111� �,. I, , " 1, \ ", I \ t ` 1�, .� �� \ "I - '�Y , �� I I N 1�� , TOP SOILING (3.30) ` \ `'\ \ ---\`\ TS TEMPORARY SEEDING (3,31) TS al .: \ \',. , ,1_ _I�'_"_ X \ , " I" \=- ' \ \\ PS PERMANENT SEEDING (3.32) PS \ \, \° ; . , `/ \ \.' \ \ \ MU MULCHING (3.35) ;', „ \ \\ IN'• \' DC DUST CONTROL (3.39) A ', , .\ \ ____ ,,<�Q, "/ � , .. I\' D WEND K w 'AR IN I ' / t �� SOC N L GHT . - G \. k /�V�y/ } ` - __ % \ `'` \ I' �' \ COORDINATE CONSTRUCTION WITH \ ° \ - y ELECTRICAL T C CON RACTbR. - - __ _— - \ , \ _t :5 __—, / .�r / LIMITS � ) I ,i �'' - DISTUR NCE , I\ \ I: /. COt�T ACTOR , z / \: STAGIN AREA i 1;• \ , \ 1 \ _ /' _ - \ /. I, a'' 1 /• I l I P \ i q ju }��jJ/�, Y 1 \ \ / `r/ � . "el \ b\ / \', S \ CURB.ELEVATI 'IV 9 \ 1 / --",, \ / \ / ' TO MATCH -EX - / \I 'fl. % / `\ `�' 1 / \GRADE (GYP),. /// I/ : � 0 \ ::, \\` I CURB LEVATIOPd 0 { �,� PS \ I y / . ° TO I i / / \ -MATCH EX \�E kI T" SFOI TS ` /I / I 11, i - \� S f/ l /�' - \ DC ! / ,I L - LIMITS OF O i u- F I M So \ / - DISTURBANCE .1 '► �' � l � y. O - \( / i 4 D P S 1, I �: ENSURE PS J su o �� V ,� \'� 'o TS �, � __, _ _ � POSITIVE i \ � . •�... � TIG= `off /' \ DRAINAGE GE f. 1 5 0.1$. i A S � � r'\ �\ 1 TO .id / . -. \ :.: d a• /' l • X09.$4.'•: °51(i.I '/ / .% . ENSURE SITIVE / 1 a GE / / \ 1 w o: .. A _ 11 I \ ,.(�",.-, i PS \ • ' i,S '. / A - /. \ / /' __ 11 / N1.1 � I / . �, � _,� - \ _ �, \ �, _�_, li� 1 _7�- : " , \ \ I �, I- 1-1 ."_, , I ,�� �_ I - .Ioo� I I... I I - W" / '/ F 1. S F i �1\ , L' � / 1 - ,y. / -, 11 - , LIMITS OF ` i! �.."'" /'= - _ I 1, \ DISTURBANCE �' '� / / :, - - �. / 1;� �_,.. - 4 , I, I 1. 1, ,�, I Z _,_�' , _:__ "p 1, ,,� 1_� - � " " I �1� 1110 ". I 1, lc;-q ,-",,,\,, " I " -, ` , I /''/ I � .) ,� �_� z I I I I / .. I \ . / \\ /� ' \ �" \', /'r ! � � I "'.1 " I I \ -_ I " I i''t �/ I z �,, ; 1. I 1. 3 r __,� , j . o o y .v / 1 � - j ,, , /` / I-- /' i , i �/- I / - , / // / / / / Ot !/+ / i i ' - — , / / , _ -- - ___ \ „ T / \.` ` r` _. _q / l , - - /" i i 11 ,.,."", " ", -� : ,��,` I I 1��< I l __ \ , - / - - - _. __r _. 1 / \ �_ 11 , 11� ,� " � ,,:�� -/,� , 1 I . � I __ I - . " , / - /- '� / - r -: i - „� / _ �, . 1. �_ �, �` - - / \ v - r _ - 13b _ �_ = _ ,C �� - = _ i ,, i _ _____ _ - - _ ._ - - _ - - _ - - i \.,_ _ - _ - - _ .:� - - - - -- _ _ - �� . _ _ - _ -- - _ _ .__ - - • / / _ _ J - __ - _ - - ,, - - — - I _._ - — - , -.. �. _ - - __ . - - - -- _ - -..__ - -- - -' -- _- - - - -- _ - C : - -_.. - - - -1 _ - - - - _ 1. - _- _ - - - , - F , - - 1 2 ❑0 v PROJECT DESCRIPTION • THE PURPOSE OF THIS PROJECT IS THE DEMOLITION AND REMOVAL OF EXISTING PARKING AND CONSTRUCTION OF A FAA PERMITTED HELIPORT WHICH WILL BE ASSOCIATED WITH THE (EXISTING HOSPITAL. THE APPROXIMATE DISTURBED AREA ASSOCIATED WITH THIS PROJECT IS -!- -0.82 ACRES. DEFINING AN AREA AROUND THE LIMITS OF CONSTRUCTION FOR THE HELIPAD, THE APPROXIMATE EXISTING IMPERVIOUS AREA IS ±22,762 SF (0.52 ACRES). WITHIN THAT SAME FOOTPRINT, WE ARE REMOVING -i- -8,378 SF (0.19 ACRES) OF EXISTING IMPERVIOUS AREA, AND REPLACING IT WITH ±5,111 SF (0.12 ACRES) OF IMPERVIOUS AREA, RESULTING IN A NET LOSS OF IMPERVIOUS AREA OF ±3,267 SF (0.075 ACRES). • THIS PLAN MAINTAINS EXISTING DRAINAGE AREAS AS WELL AS RESULTING IN A NET LOSS OF IMPERVIOUS AREA. • STORMWATER PEAK FLOWS AND WATER QUALITY DESIGN REQUIREMENT DECREASES FROM WHAT HAS ALREADY BEEN APPROVED AND CONSTRUCTED. 0 9 0 7 ® TOPOGRAPHIC INFORMATION TAKEN FROM COMPLETED AS -BUILT PLANS FOR FACILITY AS WELL AS FIELD OBSERVATIONS DONE AS PART OF THIS PROJECT. • THIS SITE IS NOT WITHIN 100.0' OF A STREAM OR WETLAND BANK, 200.0' FROM A RESERVOIR, OR FLOODPLAIN LIMIT. • NO CRITICAL SLOPES CURRENTLY EXIST OR ARE PROPOSED WITH THIS PLAN. • NO ZONING ORDINANCE BUFFERS EXIST IN THE PROJECT AREA. ® NO CRITICAL EROSION AREAS PROPOSED WITH THIS PROJECT. • NO OFFSITE DISTURBANCES PROPOSED WITH THIS PROJECT. ® NO STOCKPILE REQUIRED FOR THIS PROJECT. on 0 10 ALBEMARLE COUNTY, VA V z Q N W L.L. cc W w WQ Zi z cj'3 Q w ►� w >_ W I > LO w m (O o c') z U J 4 M �.�•, J l (_1 c T-- '1�r O CO z � Q w z N O ¢- Q) L W w N O WQ00 w r u- J Irz0(O 0 wo n Fj 0 U WLL Z J ,, N > LO J ° IL (D I? ,-. 2 Q w Ott 'T °ro E. am�"� ( ^o c,0.. �Q _ z� N l� LL cs o I w W W (r z 'LL wZ Q z Q 0 I = 0 90 n 9 °O I W 0W F- o U I D1i171 GrJ mcum 5, "d lAc,,dko. 028947 O `s r �'�ti5' -1 $ CSti ;/A �'ONAL REVISIONS: 1/21/16 - PER COUNTY COMMENTS & OWNER REQUEST DATE: 12/17/2015 PROJECT No.: 10771 -5 EXP. /CLIENT No.: 10771 -5 SCALE: 1 ” = 30' EROSION & SEDIMENT CONTROL & GRADING PLAN Q SHEET NO.: q ���� C3.02 ENTIRE SHEET 2 3 4 5 6 7 8 9 10 V11 v _A s'- ELECTRICAL CONNECTION TO \ \ EMERGENCY POWER CIRCUIT VDOT STD CG -12 W/O DETECTABLE WARNING STRIP TURBANC\ L \\O ITS F K LIGHTED WINDSOCK w/WARNING LIGHT 1u) COORDINATE CONSTRUCTION WITH ELECTRICAL CONTRACTOR. PLAC RED WARNING LIGHT ON TOP OF EXISTING POLE x ED WARN��6 LIGHT FIXTURE MOUNTN t PAC � " 0 ON TO GARAGE 2" S�H 4 'Tj ON PLACE WARNING LIGH EL COND\1V' 0- PAVEMENT MA ING 0 W R AR -_ , ": " IDENTIFY TRAV L" UTE I TOP C� EXISTING PdL ON TO HELIPAD I M'1TS OF L EX 8 MOUNND FIXTURE " DISTURBANCE DI EX. ATERMAIN WATER EME'NT \16.0 ' j REL-OtATEQ�,POLE'� z Z MAIN FATO AS tj: MOUNTED FIXTPR 068' ...... SAFETY V, �v- FLOW LI -(RED WARN WITF EX-- LIGHT- 0 /S ON TOP C EX INLET fORM FIXTURE AREA TFIANStfl N FROM �T& RAN W/ 3' A G 1"us TLOF \6RB T EDGE.\ -2AA `SEWER- T FLUSH FATO RAISED RED , T P=508.02 '8. TO P= 508.02 046t X 7 LIGHTS TO MARX 0 SAW CUT EX CG-2 I '/z' EXISTING TIE 0 FATO PERIMETER ROADWAY v cot G-2 C "V "VDOT STD C EX UR8 �CRE�fll Al 068' SEWER (TYP) STORM 01 N. > . .. ;;'. ..' TLOF EDGE MAR R=5. • w 24,G INLET 11 -A- 1 VDOT DI 2A MATCH CO 1 U U 0 S, 12" WH IT= C EX CURB (-±511.67) TOP ,AT H EXPVMT REMOVEEX INV I =bU7.67 �4/ 4 PAVEMENT HATCH . .. . ': TIE T CURB ,§ FLUSH GREE GHTS TO MARK TL PERIMETER TIE TO R ')"o Z EX CURB VDOT R < XT, STD CG-2 EX WAT AIN \1 6,0'SAFETY \t 1 01 '-10 EA ENT EX CG-2 SAW CUT AREA %• ,% � - _;.� -� � I i ' I - I - -- i - -- i I - -- I / / r DOT' TD AT H 16� RELOC 1 ED POLE 11 "'�; I C8-2 -MOUNTED FIXTURE WITH J _ I - - - -- ! / RED WARNING LIGHT ON e 144 - 12" P F \ i i -TOP OF FIXTURE CLAS \N1 @ 1.97% ;" f // TIE TO EX 8" INV=50a.25--" TO INLET 11 -A EX CUR EX VDOT DI 2A EX. WA INV=503,27 \ , I j 503.97 8"DIA. MANHOLE T F 8" WATER STORM INV=505.64 A TOP=507.82 208.5' EX. 12" INV OUT=503.82 (18" CLEARANCE) TO P/L, -504.83 L1 PROP. 12" INV IN MI F G TURBANCE- CORE EX. MANHOLE 4 EXISTING ; \ , VVIR I LhIWAIIN Sr TLOF 0 46.0' ST F _j A FATO 0 68.0' SAFETY AREA 'may " OF SIGN / A 000v000p 10 Ix AREA OF EXISTING IMPERVIOUS SURFACE = 22,443 SF AREA OF EXISTING IMPERVIOUS SURFACE REMOVED = 8,378 SF AREA OF NEW IMPERVIOUS SURFACE = 5,554 SF TOTAL POST-DEVELOPMENT IMPERVIOUS AREA = 19,938 SF NOTES: E NO DOMESTIC WATER OR SANITARY SEWER MODIFICATIONS REQUIRED 777 777 N co 530 O� 4 CD _F 530 - --- --- CD 00 00 0 f:z: Lo Z_ "o 11 g cy) —_7 I'm -------- '4' n= — — i 2 ;;, LU r- C� Ln > 2 D 11 11 z N 11 Lu 0 T I Z= > C UJ L 1 0 C—'j F5 F— LU CL 520 520 CS )R PROPOSED; STR A GRADE! 11 -A- EXISTING GRADE 510 510 STIR # DESCRIPTION LENGTH INV IN 144LF 12`'RCP SLOPE REMARKS 11-A-1 L 144 LF III 1.1)70,/o 507.67 B VDOT DI-2A EX-11-A EX DI-2A CLASS 1504.83 503.82 1 500 I CORE EX MH 1 68' CLEARANCE 500 OC�G0 U) E LO N a w 0 z cf) 0 0 0 0 rr 'I 490 0 0 rr Q p 490 - Zo z - x c < < cf) 0 'T N Lo LL rr z _j CE w (1 z Z < 0 < N w W rr < 0 CD 11 0 11 "5 T_ W ! 11 i A CD CD co 0 LO 11 ui Lo 2 M II > 480 C5 Ln x > c y) (0 UJ Lu co 1 480 + + + J 10+00 10+50 11+00 11+50 H =1:50 STIR # DESCRIPTION LENGTH INV IN INV OUT SLOPE REMARKS 11-A-1 12" RCP CLASS 111 144 LF - 507.67 1.97% VDOT DI-2A EX-11-A EX DI-2A I - 1504.83 503.82 1 - I CORE EX MH 1 1 2 1 3 1 4 PARKING ANALYSIS EXISTING NUMBER OF SPACES= 1,958 STALLS NUMBER OF SPACE REMOVED= 31 STALLS NUMBER OF EXISTING SPACES REMAINING= 1,927 STALLS NUMBER OF SPACES REQUIRED (FROM STUDY) W/ POB = 1,641 STALLS m MOMS = - An PROJECT DESCRIPTION • THE PURPOSE OF THIS PROJECT IS THE DEMOLITION AND REMOVAL OF EXISTING PARKING AND CONSTRUCTION OF A FAA PERMITTED HELIPORT WHICH WILL BE ASSOCIATED WITH THE EXISTING HOSPITAL. THE APPROXIMATE DISTURBED AREA ASSOCIATED WITH THIS PROJECT IS -+-0.82 ACRES. DEFINING AN AREA AROUND THE LIMITS OF CONSTRUCTION FOR THE HELIPAD, THE APPROXIMATE EXISTING IMPERVIOUS AREA IS --L22,762 SF (0.52 ACRES). WITHIN THAT SAME FOOTPRINT, WE ARE REMOVING ±8,378 SF (0.19 ACRES) OF EXISTING IMPERVIOUS AREA, AND REPLACING IT WITH :L-5,111 SF (0.12 ACRES) OF IMPERVIOUS AREA, RESULTING IN A NET LOSS OF IMPERVIOUS AREA OF ±3,267 SF (0.075 ACRES). • THIS PLAN MAINTAINS EXISTING DRAINAGE AREAS AS WELL AS RESULTING IN A NET LOSS OF IMPERVIOUS AREA. • STORMWATER PEAK FLOWS AND WATER QUALITY DESIGN REQUIREMENT DECREASES FROM WHAT HAS ALREADY BEEN APPROVED AND CONSTRUCTED. k1l 1* rA ra� NO FEDERALLY REGULATED FLOOD PLAIN EXISTS IN DISTURBED AREA. • FENCE ORIGINALLY PROPOSED HAS BEEN REMOVED PER CLIENT REQUEST. • WINDSOCK FRAME SHALL BE 18" BALL BEARING FRAME MODEL AWCFB1 8, AS PROVIDED BY AIRPORT WINDSOCK CORPORATION. • WINDSOCK POLE SHALL BE MODEL AWCP-20 AS PROVIDED BY AIRPORT WINDSOCK CORPORATION, • COORDINATE PROCUREMENT AND OBTAIN WINDSOCKS WITH OWNER AND APPROPRIATE AIRCARE 5 REP. r m- FATO EDGE MARKING. 12" DASHED WHITE LINE. 5' LONG AND END-TO-END SPACING OF 5' TLOF EDGE MARKING. —CONTINUOUS, 12" xWHITE LINE ANOTE: REFER TO SHEET C7.01 FOR HELIPAD CONCRETE SECTION DETAIL VRed H -,White Cross NOTES: 1) THE "H" SHALL BE ORIENTED ON THE AXIS OF THE PREFERRED APPROACH/DEPARTURE PATH. 2) ALL MARKING TO BE ALKYD-RESIN TYPE, LEAD AND CHROMATE FREE, READY MIXED, COMPLYING WITH AASHTO M 248, TYPE N; COLORS COMPLYING WITH FS TT-P-1952. HELIPAD MARKING DETAIL 4 N.T.S. 10 .1U\ I ALBEMARLE COUNTY, VA 0 z _j Qc W Lij Q, W -T zCV3 — "t< 0 Lu 0 LO w (0 cy) o z c) (0 cy) q It o co — 00 N 0 N 0 W<00 E 0 OC�G0 U) E LO N a WLL z Lu 5; (b c) 0 0 rr 'I LLJ I I L0 J > 02 ItT - - Zo z - x c < E cf) 0 'T N Lo LL cy) U) C CE w (1 z Z < < 0 U ui m 0 _j LIJ 10 - D Jc Iflc 5- Limldko. 028947 04 v 0 Aq y ANAL REVISIONS: 1/21/16 - PER COUNTY COMMENTS & OWNER REQUEST DATE: 12/17/2'015 PROJECT No.: 10771-5 EXP./CLIENT No.: 10771-5 SCALE: 1" = 30' � SITE DIMENSION a W, I MIN SHEET NO.: S C4,01 I K J G F E 10 [ 0 E 1 2 K 3 3 A" rd 5 101 A PERMISSIBLE CONSTRUCTION JOINT _ *5 DOWEL, 8" LONG C-D 12" C -C --, ' r 4 4 1 4-?- 101 B � MAX FAAX_ � B 5 _ J _ — - TRUNCATE DOME A SEE SHEET 1 OF 5 FOR DETAILS 4' -0" Min. _ BACK OF CURB 12.1 MAX 48:1 MAX ! 20.1 M-IN SECTION A -A PERMISSIBLE CONSTRUCTION JOINT SECTION B -B NOTES. FOR GENERAL NOTES ON THE DETECTABLE WARNING SURFACE, SEE SHEET 1 OF 5. THIS DESIGN TO BE USED FOR CONSTRUCTION THAT INCORPORATES WIDER SIDEWALK. LANDING (4' WIDE) REQUIRED AT TOP OF CURB RAMP. MINIMUM CURB RAMP LENGTH 8 FEET FOR NEW CONSTRUCTION. 6 FEET FOR ALTERATIONS 7 TYPICAL DESIGN TYPE A WITH BUFFER STRIP CG -12 V " V A 4' SQUARE LANDING AREA OUTSIDE OF A 4 SQUARE LANDING L, TRAVELWAY SHALL - BE PROVIDED WITHIN AREA OUTSIDE OF TRAVELWAY SHALL BE PROVIDED WITHIN 4J -� THE MARKED O CROSSWALK AREA -- O 1, THE MARKED i• CROSSWALK AREA.— a -1 rr IF W LO CROSSWALK CO CROSSWALK p 1 r% 0 1 �y Y � z TYPICAL PLACEMENT 'lI TYPICAL PLACEMENT a AT INTERSECTION AT INTERSECTION CROSSWALK CROSSWALK WITHIN CROSSWALK WITHIN CROSSWALK DIAGONAL PLACEMENT DIAGONAL PLACEMENT p (WITH BUFFER STRIP) WITH BUFFER STRIP SPECIFICATION z N O W 00 REFERENCE CG -12 DETECTABLE WARNING SURFACE Q i `� L0 �` � �►a.n.r, 6 > 105 Q TYPE A (PERPENDICULAR) APPLICATION O ROAD AND BRIDGE STANDARDS REVISION DATE 7/11 SHEET 2oPs 502 VIRGINIA DEPARTMENT OF TRANSPORTATION wLL 203.06 (0 (� J � d O _ , 00 NOTE: CG -12 DIMENSIONS AND STANDARDS ARE APPLICABLE. DO NOT INSTALL DETECTABLE WARNING SURFACE AS SHOWN AS IT IS NOT REQUIRED IN THIS APPLICATION. TREE PLANTING Scale: N.T.S. TREE BLACK RUBBER HOSE 12 GAUGE GALVANIZED WIRE DOUB >LE STRAND TWISTED (2) HARDWOOD STAKES TO BE USED ON TREES UP TO 12' HT. LARGER TREES TO BE GUYED 3" LAYER OF SHREDDED HARDWOOD BARK MULCH 3" SAUCER PLANTING SOIL MIX ROOT BALL - REMOVE 3 OF 3URLAP FROM TOP, REMOVE ALL ROPES /METAL BASKETS 6" HT. MOUND JNDISTURBED SUBGRADE DOTES: STAKES TO BE PLACED FIRMLY INTO SOIL CONTRACTOR TO REGRADE, SOD OR HYDROSEED & STRAW MULCH ALL AREAS DISTURBED WINDSOCK & BASE DETAIL NOT TO SCALE " 64" " I1 --_I I!- I i= I i=-, ' 1/4 ":1' (min) 7" ' I ----� r (min) 13.. I Curb & Gutter may be cast -in -place using class A -3 concrete. If it is precast it shall have a minimum of 4,000 psi concrete. The bottom of the curb & gutter may be parallel to the earth on which it is placed as long as the minimum 7" depth is maintained. REVERSE CG -6 N.T.S. 8 1 9 ' 10 CONTROL JOINT SEE NOTE 7 +" MAX. WIDTH a 4 _ SEE NOTE 3 COMPACTED SUBGRADE 6" CRUSH AND RUN SUBBASE TYP. CONTROL JOINT KEYWAY FORMED BY s" RADIUS, TYP. FASTENING KEY TO �a" TYP. CENTER OF FORM 1 FIRST SLAB (O ^�----- SEE NOTE 3 COMPACTED SUBGRADE t6'CRUSH AND RUN SUBBASE TYP. CONSTRUCTION JOINT IT, 1TII 11-I -C Y� R2" — -- 6„ SEE NOTE 4 I - -_ — NOTES: 1. THIS ITEM MAY BE PRECAST OR CAST IN PLACE, 2. CONCRETE TO BE CLASS A3 IF CAST IN PLACE, 4000 PSI IF PREPECAST. 3. CURB HAVING A RADIUS OF 300 FEET OR LESS (ALONG FACE OF CURB) WILL BE PAID FOR AS RADIAL CURB. 4. THE DEPTH OF CURB MAY BE REDUCED AS MUCH AS 3" (15" DEPTH) OR INCREASED AS MUCH AS 3" (21" DEPTH) IN ORDER THAT THE BOTTOM OF CURB WILL COINCIDE WITH THE TOP OF A COURSE OF THE PAVEMENT SUBSTRUCTURE. OTHERWISE, THE DEPTH IS TO BE 18" AS SHOWN. NO ADJUSTMENT IN THE PRICE BID IS TO BE MADE FOR A DECREASE OR AN INCREASE IN DEPTH. 5. THIS CURB IS TO BE USED WHEN DESIGN SPEED IS 40 MPH OR LESS ON RURAL HIGHWAYS AND 45 MPH OR LESS IN DEVELOPED URBAN AND SUBURBAN AREAS. IF THESE DESIGN SPEEDS ARE EXCEEDED, STANDARD CG -3 IS REQUIRED. STANDARD CG -2 N.T.S. R2" 4 6" T• (min) T _ -- 13" 2' -6" Curb & Gutter may be cast -in -place using class A -3 concrete. If it is precast it shall have a minimum of 4,000 psi concrete. The bottom of the curb & gutter may be parallel to the earth on which it is placed as long as the minimum 7" depth is maintained. VDOT STD. CG -6 N.T.S. 4 I 5 6 7 $ I CONCRETE PAVEMENT SECTION NOTES: NOT TO SCALE 1. ALL WORK SHALL BE IN ACCORDANCE WITH ACI -318 (CURRENT EDITION) AS WELL AS ACI -306 (COLD WEATHER CONCRETING) 2. CONCRETE MIX SHALL CONFORM TO THE FOLLOWING: 4000 PSI CONCRETE (28 DAY COMPRESSIVE STRENGTH) A MINIMUM OF 564 LB OF CEMENT PER CUBIC YARD 1 �' MAXIMUM AGGREGATE SIZE 4% TO 6 °6 AIR ENTRAINMENT MAXIMUM SLUMP OF 4" NO ADMIXTURES WITHOUT VALLEY ENGINEERING'S APPROVAL 3. CONCRETE IS TO BE PLACED UPON ADEQUATELY COMPACTED SUBGRADE. OWNER'S GEOTECHNICAL ENGINEER TO VERIFY THAT THE SUBGRADE HAS BEEN COMPACTED TO 98% OF THE MAXIMUM DENSITY PER ASTM D698 FOR A MINIMUM OF 6" DEPTH, THE SUBBASE SHALL BE COMPACTED TO AT LEAST 95% OF THE MAXIMUM DENSITY PER ASTM D698. 4. DESIGN IS BASED ON AVERAGE DAILY TRUCK TRAFFIC OF 100, IF THERE IS ADDITIONAL TRAFFIC EXPECTED, ADDITIONAL SLAB THICKNESS MAY BE REQUIRED, DESIGN ASSUMPTIONS INCLUDE k (SUBGRADE MOD.)= 100 PCI 5. JOINT SPACING SHALL NOT EXCEED 25 TIMES THE PAVEMENT THICKNESS WITH A MAXIMUM SPACING OF 15 FEET 6. CONTRACTOR TO SUPPLY VALLEY ENGINEERING WITH A PLAN SHOWING CONCRETE JOINT LOCATIONS. JOINTS SHALL BE PLACED TO CREATE SQUARE PANELS WHERE POSSIBLE, WITH A 1 7TO 1 MAX. PANEL RATIO 7. CONTROL JOINTS SHALL HAVE A DEPTH OF THE GREATER OF THE FOLLOWING: LARGEST AGGREGATE SIZE 10% OF SLAB THICKNESS 8. ISOLATION JOINTS SHALL EXTEND THE FULL DEPTH OF PAVEMENT P 9. JOINTS SHOULD RUN CONTINUOUSLY AND EXTEND THROUGH INTEGRAL CURBS. JOINTS CAN BE TERMINATED AND OFFSET AT ISOLATION JOINTS, 10. PROVIDE AN EARLY ENTRY SAW -CUT CONTROL JOINT SYSTEM EQUAL TO THE "SOFF -CUT' SYSTEM. SAW CUTTING SHALL BEGIN AS SOON AS POSSIBLE WITHOUT RAVELING THE NEW CONCRETE. I " ISOLATION JOINT FILLER STRUCTURE PAD TYPE A HELIPAD 6" 02 DELIVERY PAD 8" NLET 02 PAD 6" CONDENSER PADS "4" TRANSFORMER PAD * *4" MIN. ISOLATION JOINT *HOUSEKEEPING PADS 6" TO HAVE 6x6- W2.9xW2.9 WWR * *4" MIN., BUT IN ACCORDANCE WITH UTILITY PROVIDER'S SPECIFICATIONS -+— 114 ":1' 4" SIDEWALK ! -' ; -� -` 4 " VDOT #21 -A NOTES: STONE (COMPACTED) 1) CURB AND SIDEWALK TO BE CAST -IN -PLACE USING CLASS A -3 CONCRETE 2) THE VDOT STONE BASE OF 21 -A SHALL BE COMPACTED TO 95% MAXIMUM DENSITY IN ACCORDANCE WITH ASTM D698. WHERE GENERAL SITE CONCRETE IS NOT OTHERWISE DETAILED, THE FOLLOWING SHALL APPLY: 1) ALL WORK SHALL BE IN ACCORDANCE WITH ACI -318 (CURRENT EDITION) AS WELL AS ACI -305 (HOT WEATHER CONCRETING) AND ACI -306 (COLD WEATHER CONCRETING) AS APPLICABLE. 2) JOINT SPACING SHALL NOT EXCEED 25 TIMES THE CONCRETE PAVEMENT THICKNESS WITH A MAXIMUM SPACING OF 15 FEET. JOINTS SHALL BE PLACED TO CREATE SQUARE PANELS WHERE POSSIBLE, WITH A 1j TO 1 MAXIMUM PANEL RATIO. 3) PROVIDE ISOLATION JOINTS AT BUILDINGS, STORM STRUCTURES, ETC. JOINTS SHALL EXTEND THE FULL DEPTH OF CONCRETE. TYPICAL SIDEWALK DETAIL N.T.S 2" SM -12.5 — III — III -I 11= 111=� - SUBGRADE Notes: 1. 21 -B Crushed Aggregate, Base Type 1, shall be compacted to 95% of the Standard Proctor Density. 2. Subgrade shall be compacted to 95% of the Standard Proctor Density. LIGHT DUTY PAVEMENT SECTION (SHADED AREA) N.T.S. ALBEMARLE COUNTY, VA V Z -� Q W LO W m (,/ �y Y � z (0 a W w W� p r �t ° .-. ,- 00 z N O W 00 w Q i `� L0 6 > Q �Ztz00 O �o Ur �, © p(`300 U) Lo N o wLL z (0 (� J � d O _ , 00 ffirtrt W j co Lo > M .. r z O X o c� CO (NY) O 2 0 Uj Ir W Q O WZ Qa W = m° U _.j ° J W 0 ¢� 0 U i 'V OF DANIEL . MICHAEL ! Lfa�dko. 02B947-A I0.I�'AL _ I REVISIONS: 1/21/16 - PER COUNTY COMMENTS & OWNER REQUEST DATE: 12/17/2015 PROJECT No.: 10771 -5 EXP. /CLIENT No.: 10771 -5 SCALE: 1" = 20' DETAILS SHEET NO C7.01 / \ - \ . r. " ��, .1 I " . ,,�\\ - - - . - I- ft ,,, --, \ ,\"",- � - - � ---- / / / , ,-�z \�\ , \ � .. � ,-,--:�-- --�-E - , -- � /, " � " i\ 1) '1 j Lk. -,-1}' »{ tr.3'^ 1 t 3.1 `I I', :3 _, IIy .ir -',,.� f, Z'1 7'_'.y�72'�JI�'1•' ° C'2.6'Z 7'� \2.5 `3�I '4 6't %'j.1 '1 E'i\\'0 /1' � ♦ \ \ , `� v. '; o i..I 'I s-!7 •' • ;.?�" ; s{ -"-SS �i .'r,p'45'?.4'1 E.'(.2 ' _� °�i.3� §. ��,T__��,,�� i8.5�d _ .35'2. 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