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Jf :i,,° a'�+' f''- 'i , "1, `i , K 1%." 1 - , 1 '' ' e ,,� i n. f' ; r - +: .a ° 1".� 'r-^ '*a.o „ . ._ { r r ?,f r• 1" r: 11 w'' s� *1 �":�• ���:~t f '' 2_,� ay. *'',-i�.l 4y. ,t.'P: �/e�`p a'y..��r„,.i1t`#i T �i.' r `, d�r `t� �y;)yl _ �v.r, ft#''s ,i>_F "ter,;. n• r`�" -'t��, t_ ., s f ",S ' ,�' '. �, ..,,,_ r4, _ f < ' %r:., i . {/ e 4 .x .ry`�'! ei.' 'A'd a h •.f.. t ." �,i'- „+fp,';.i !ry 1 -. _ +T ; $! p tp' d. �° i•_,'�` �'!f Y' t,a`°' `: `- " `key` 4`�h,- r1. ; JFl., A`d r•,.r`V" ..� I{`r:°3{,f`h :i ,, ,' i . .'f -d `, f,' , ai }~• tt Jt_ a'`" (i' .}: �, -S•e *f7,_ . '+'', 'fi �` ' ■ • '�, j' .r' I7 i +,a ' +. 1. :R+r'„' j } 5,'" •,. f � t r - ''z } ,` 'i T ' - ' t $ . .i3: ' i°' � '.f • i i P - �- I , ! + ' s i7 F "� ` i `./'r 1' wrt f ; -n': - '�' y�,. ti I +,. ,� r .. •i•;`, y.,)' ,+,'' x, up ,`�q'. '`.A - , - +''•. . i� ..Ar, •`ah. j4' '• „ r S• : -,+,k' ,� `f �. e. 4 ,,, '4 �sI"' - ,.�-;y„ .•'+tea. e r p % r ^` ,i M .. # m •.r.t .r ,d ° >r` ! ,• ,� ^'.+, , .:, y'°P.v .'ra, ��r k , T rv.,+ •,tF 1, t't•g,g> 'rid + '' +* ,.� .t,°+ 4. CONTRACT NO. LOC"""Affy"'10M 1 � M&r.m- APPROVED by the A!')emG :ie Couto l Community Development DeptIment Date &-26?- Zeis Fi1e�,Z O Zo IS cc,o 35 - NORTH FORK RIVANNA RIVER WATER MAIN REPAIR GENERAL NOTES 1. THE CONTRACTOR SHALL NOTIFY DOUG MARCH OF THE RIVANNA WATER & SEWER AUTHORITY (RWSA) AT (434) 977-2970, IN CASE OF EMERGENCIES. 2. THE CONTRACTOR SHALL TAKE ALL NECESSARY PRECAUTIONS TO PROTECT EXISTING UTILITIES AND MAINTAIN UNINTERRUPTED SERVICE. ANY DAMAGE INCURRED SHALL BE REPAIRED IMMEDIATELY TO THE SATISFACTION OF, AND AT NO EXPENSE TO, THE UTILITY OWNER. ANY DAMAGES OR UNSCHEDULED INTERRUPTION OF WATER SERVICE SHALL BE REPORTED IMMEDIATELY TO THE RWSA AT (434) 977-2970 AND MARK CLINEDINST OF THE ACSA AT (434) 531-0724. 3. THE LOCATIONS, DEPTHS AND SIZES OF EXISTING UTILITIES SHOWN ON THESE PLANS HAVE BEEN OBTAINED FROM THE ALBEMARLE COUNTY SERVICE AUTHORITY'S (ACSA) EXISTING AERIAL TOPOGRAPHIC SURVEY, GIS RECORDS & RECORD DRAWINGS, AND ARE NOT GUARANTEED. THE CONTRACTOR SHALL FIELD VERIFY, WITH TEST HOLES, THE EXACT LOCATION, ELEVATION, TYPE, ROUNDNESS AND SIZE OF ALL EXISTING UNDERGROUND UTILITIES AT POINTS OF CONNECTION PRIOR TO ORDERING OF MATERIALS, EXCAVATION, AND INSTALLATION FOR THIS PROJECT. 4. THE CONTRACTOR SHALL NOTIFY THE RWSA'S PROJECT MANAGER, DOUG MARCH, AT (434) 977-2970, AT LEAST 48 HOURS PRIOR TO THE START OF ANY WATER UTILITY WORK. 5. WATER SERVICE CONNECTIONS, WATER METER SETTERS, BOXES, VAULTS, VALVES 10 -INCHES IN DIAMETER OR LESS SHALL BE IN ACCORDANCE WITH ACSA CONSTRUCTION SPECIFICATIONS, AND TYPICAL DETAILS AND SKETCHES. NEW WATER METERS WILL BE PROVIDED BY THE ACSA TO BE INSTALLED BY THE CONTRACTOR. IT IS SOLELY THE RESPONSIBILITY OF THE CONTRACTOR TO NOTIFY AND SCHEDULE WITH ACSA PERSONNEL FOR METER INSTALLATIONS AND TRANSFERS DURING SERVICE SHUTDOWNS. 6. PROPOSED WATER MAIN 6 -INCHES IN DIAMETER AND LARGER SHALL BE CLASS 52 DUCTILE IRON PIPE. TEST PRESSURE SHALL BE 300 PSI. 7. CONTRACTOR SHALL CALL MISS UTILITY OF VIRGINIA AT 8-1-1 IN ACCORDANCE WITH THE UNDERGROUND UTILITY DAMAGE PREVENTION ACT PRIOR TO ANY EXCAVATION. 8. THE LOCATION OF EXIST. UNDERGROUND UTILITIES IS SHOWN IN AN APPROXIMATE WAY ONLY. UTILITIES ARE LOCATED USING UTILITY COMPANY LOCATIONS, CITY/COUNTY UTILITY MAPS, AND FIELD VERIFICATION. THE CONTRACTOR SHALL DETERMINE THE EXACT LOCATION OF ALL EXIST. UTILITIES BEFORE COMMENCING WORK. CONTRACTOR AGREES TO BE FULLY RESPONSIBLE FOR ANY AND ALL DAMAGES WHICH MIGHT BE OCCASIONED BY THEIR FAILURE TO EXACTLY LOCATE AND PRESERVE ANY AND ALL UNDERGROUND UTILITIES. 9. THE RWSA AND/OR THEIR DESIGNATED REPRESENTATIVE WILL INSPECT ALL WATER MAIN CONSTRUCTION AND RESTORATION. CONTRACTOR SHALL GUARANTEE SAFE ACCESS TO THE WORK FOR ALL RWSA PERSONNEL, ACSA PERSONNEL, THEIR REPRESENTATIVES, AND ALL REGULATORY INSPECTORS. 10. CLEARANCE TO OTHER UTILITIES SHALL BE AS SHOWN ON THE DRAWINGS. CLEARANCES REQUIRED BY THE VIRGINIA DEPARTMENT OF HEALTH SHALL BE MAINTAINED BETWEEN THE PROPOSED WATER MAIN AND EXIST. SANITARY SEWERS. 11. MAINTAIN ADEQUATE CLEARANCE FROM OVERHEAD POWER LINES AND POWER POLES IN ORDER TO PROTECT (EQUIPMENT AND WORKERS. COORDINATE WITH THE LOCAL POWER COMPANY TO TEMPORARILY LIFT, SUPPORT, PULL ASIDE OR DEACTIVATE ANY POWER LINES, WHICH MAY REPRESENT DANGER TO THE CONTRACTOR, WORKERS OR EQUIPMENT. CONTRACTOR SHALL PROTECT ALL UTILITY POLES ADJACENT TO THE PIPELINE EXCAVATION. ALL TEMPORARY BRACING SHALL BE PERFORMED BY THE LOCAL POWER COMPANY OR TO THEIR SATISFACTION. ALL COST SHALL BE INCLUDED IN CONTRACTOR'S BID. 12. COORDINATE THE REMOVAL, REPLACEMENT OR REINSTALLATION OF ALL GUY CABLES (IF ANY) AND TEMPORARY SUPPORT POLES WITH LOCAL POWER COMPANY. ALL COST SHALL BE INCLUDED IN CONTRACTOR'S BID. 13. TEMPORARILY BRACE OR OTHERWISE SUPPORT AND PROTECT ALL EXIST. UTILITIES, WHICH ARE EXPOSED DURING EXCAVATION SO AS TO NOT DAMAGE OR WEAKEN THEM. ANY DAMAGED UTILITIES SHALL BE REPLACED AT NO ADDITIONAL COST TO THE RWSA. 14. RESTORE THE SURFACE OF ALL EXCAVATIONS TO THE ORIGINAL GRADE AND REINSTALL OR REPLACE ALL FENCING, LANDSCAPING, PRIVATE LIGHT POLES, CONCRETE APRONS, DRIVEWAYS, CURB & GUTTER, PAVEMENT MARKINGS, RIP RAP, GUARDRAIL, ETC. DISTURBED BY THE CONTRACTOR WHETHER SPECIFICALLY CALLED OUT ON THE DRAWINGS OR NOT. CONTRACTOR IS OBLIGATED TO SURVEY THE ROUTE PRIOR TO BID TO IDENTIFY ALL SUCH ITEMS AND TOO INCLUDE THE COSTS OF SUCH ITEMS IN THEIR BID. 15. CULVERTS OR OTHER PROPERTY REMOVED OR DAMAGED DURING CONSTRUCTION SHALL BE REPLACED AT THE -EXPENSE OF THE CONTRACTOR. 16. CONTRACTOR SHALL PROVIDE PROPER COMPACTION FOR ALL BACKFILL OVER AND UNDER WATER MAINS AND APPURTENANCES IN ACCORDANCE WITH THE SPECIFICATIONS. 17. CONTRACTOR SHALL BE RESPONSIBLE FOR SAFETY ON THIS SITE. CONTRACTOR SHALL INSTALL ANY BARRIERS NECESSARY TO PROTECT UNAUTHORIZED PERSONNEL FROM HAZARDOUS AREAS. 11 18. CONTRACTOR SHALL BE RESPONSIBLE FOR PROTECTING SURROUNDING STRUCTURES. CONTRACTOR SHALL PROVIDE SHORING, OR OTHER MEANS NECESSARY TO PROTECT ADJACENT BUILDINGS AND PROPERTY. 19. ALL WORK IN VDOT RIGHT OF WAY SHALL BE PERFORMED IN ACCORDANCE WITH THE LATEST EDITION OF THE VDOT WORK AREA PROTECTION MANUAL. 20. LIMITS OF CONSTRUCTION FALL WITHIN FEMA FLOOD ZONE AE AND X. 21. THE CONTRACTOR SHALL COMPLY WITH THE LAND USE PERMIT (LUP) REQUIRED BY VDOT FOR ALL WORK WITHIN THE VDOT RIGHT-OF-WAY. WORK WILL NOT BE ACCEPTED BY THE RWSA UNTIL APPROVAL FROM VDOT HAS BEEN OBTAINED. 22. PERMITS, FEES AND LICENSES SHALL BE SECURED AND PAID FOR BY THE CONTRACTOR, INCLUDING DISPOSAL CHARGES AS REQUIRED. 23. ALL PROPERTY DISTURBED DUE TO CONSTRUCTION ACTIVITIES SHALL BE RESTORED TO A CONDITION EQUAL TO OR BETTER THAN BEFORE CONSTRUCTION BEGAN. 24. UNIFORMLY SMOOTH GRADING OF DISTURBED AREAS SHALL BE REQUIRED AFTER BACKFILL AND COMPACTION. RIP RAP AREAS DISTURBED BY CONSTRUCTION SHALL BE RESTORED AND PROVIDED WITH AN EQUAL DEPTH OF EQUIVALENT MATERIAL. 25. WATER MAINS SHALL HAVE 48" COVER MINIMUM. WATER MAINS SHALL BE GRADUALLY DEEPENED AT ALL VALVES AS NECESSARY TO PROVIDE 12" MINIMUM COVER OVER GATE VALVE OPERATING NUT. 26. CONTRACTOR SHALL MAINTAIN WATER SERVICE TO ALL EXIST. CUSTOMERS THROUGHOUT CONSTRUCTION. THIS MAY REQUIRE TEMPORARY CONNECTIONS AND/OR RELOCATION OF EXIST. SERVICE LINES AND METERS. 27. A MAXIMUM OF 100 FEET OF TRENCH FOR EACH CREW WILL BE ALLOWED OPEN AT ANY ONE TIME. 28. ALL VALVE OPERATION AND OPENING OF HYDRANTS SHALL BE DONE BY THE OWNER OF THE FACILITY. 29. TEMPORARY WATER MAIN SHUT DOWNS SHALL BE COORDINATED BY THE CONTRACTOR AND OCCUR DURING NORMAL BUSINESS HOURS. CONTRACTOR SHALL NOTIFY THE UTILITY OWNER A MINIMUM OF TEN BUSINESS DAYS IN ADVANCE OF THE NECESSARY SHUT DOWNS. MAINLINE SHUT DOWNS REQUIRING RWSA OR ACSA PERSONNEL SHALL BE PERFORMED TUESDAY THROUGH THURSDAY. 30. NO CONNECTIONS TO EXIST. RWSA WATER MAINS TO FILL OR PRESSURIZE PROPOSED WATER MAINS MAY BE MADE WITHOUT APPROVED BACKFLOW PREVENTION. ANY CONNECTION SHALL BE IN ACCORDANCE WITH THE PROJECT MANUAL AND AWWA C651, LATEST EDITION. 31. CONTRACTOR SHALL BE RESPONSIBLE FOR LAYDOWN AREAS FOR STAGING OF THE WORK. ALL COSTS FOR SECURING, MAINTAINING AND RESTORING LAYDOWN AND STORAGE AREAS SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR AND SHALL BE INCLUDED IN THE BID AS INCIDENTAL TO THE WORK. 32. FOR TEST EXCAVATIONS OF UNDERGROUND UTILITIES, CONTRACTOR SHALL PROVIDE 48 HOURS ADVANCE NOTICE TO THE UTILITY OWNER. 33. ALL COSTS ASSOCIATED WITH SAMPLING FOR REQUIRED DISINFECTION AND TESTING PROCEDURES SHALL BE INCLUDED IN THE CONTRACTORS BID AS INCIDENTAL TO THE WORK. 34. THE FINAL TIE-IN OF THE PROPOSED WATER MAIN TO THE EXISTING WATER MAIN WILL BE A MAJOR SYSTEM SHUTDOWN FOR 60TH THE RWSA AND A. CONTRACTOR SHALL SCHEDULE ADEQUATE WORKERS IN ORDER TO COMPLETE ALL THE CONNECTIONS WITHIN AN EIGHT (8) HOUR PERIOD. o� 11 L p�, t-, � G' Q ARY WA FERN 9 Lic. P. // 048914 'ZIP115k�llsl�,S �,IONAL 0�� SCALE: HORIZ: - N/A VERT: N/A REV I DATE DESIGNED: PJM DRAWN: JRL CHECKED: GWF DESCRIPTION DRAWING SHEET TITLE SHEET I 1 GENERAL CONSTRUCTION NOTES FOR EROSION AND SEDIMENT CONTROL PLANS 1. THE PLAN APPROVING AUTHORITY MUST BE NOTIFIED ONE (1) WEEK PRIOR T0, THE PRE -CONSTRUCTION CONFERENCE, ONE (1) WEEK PRIOR TO THE COMMENCEMENT OF LAND DISTURBING ACITIVTY, AND ONE (1) WEEK PRIOR TO THE FINAL INSPECTION. 2. ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CONSTRUCTED AND MAINTAINED ACCORDING TO MINIMUM STANDARDS AND SPECIFICATIONS OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK AND VIRGINIA REGULATIONS VR 625-02-00 EROSION AND SEDIMENT CONTROL REGULATIONS. 3. ALL EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE PLACED PRIOR TO OR AS THE FIRST STEP IN CLEARING. 4. A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN SHALL BE MAINTAINED ON THE SITE AT ALL TIMES. 5. PRIOR TO COMMENCING LAND DISTURBING ACTIVITIES IN AREAS OTHER THAN INDICATED ON THESE PLANS (INCLUDING, BUT NOT LIMITED TO, OFF-SITE BORROW OR WASTE AREAS), THE CONTRACTOR SHALL SUBMIT A SUPPLEMENTARY EROSION CONTROL PLAN TO THE OWNER FOR REVIEW AND APPROVAL BY THE PLAN APPROVING AUTHORITY. 6. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT EROSION AND SEDIMENTATION AS DETERMINED BY THE PLAN APPROVING AUTHORITY. 7. ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND DISTURBING ACTIVITIES AND DURING SITE DEVELOPMENT UNTIL FINAL STABILIZATION IS ACHIEVED. 8. DURING DEWATERING OPERATIONS, WATER SHALL BE PUMPED INTO AN APPROVED FILTERING DEVICE. 9. ALL FILL MATERIAL TO BE TAKEN FROM AN APPROVED, DESIGNATED BORROW AREA. 10. THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES PERIODICALLY AND AFTER EACH RUNOFF PRODUCING RAINFALL EVENT. ANY NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY. 11. ALL WASTE MATERIALS SHALL BE TAKEN TO AN APPROVED WASTE AREA. EARTH FILL SHALL BE INERT MATERIALS ONLY, FREE OF ROOTS, STUMPS, WOOD, RUBBISH, AND OTHER DEBRIS. 12. BORROW OR WASTE AREAS ARE TO BE RECLAIMED WITHIN 7 DAYS OF COMPLETION PER ZONING ORDINANCE SECTION 5.1.28. 13. ALL INERT MATERIALS SHALL BE TRANSPORTED IN COMPLIANCE WITH SECTION 13-301 OF THE CODE OF ALBEMARLE. 14. BORROW, FILL OR WASTE ACTIVITY INVOLVING INDUSTRIAL -TYPE POWER EQUIPMENT SHALL BE LIMITED TO THE HOURS OF 7:OOAM TO 9:OOPM. 15. BORROW, FILL OR WASTE ACTIVITY SHALL BE CONDUCTED IN A SAFE MANNER THAT MAINTAINS LATERAL SUPPORT, OR ORDER TO MINIMIZE ANY HAZARD TO PERSONS, PHYSICAL DAMAGE TO ADJACENT LAND AND IMPROVEMENTS, AND DAMAGE TO ANY PUBLIC STREET BECAUSE OF SLIDES, SINKING, OR COLLAPSE. 14. THE DEVELOPER SHALL RESERVE THE RIGHT TO INSTALL, MAINTAIN, REMOVE OR CONVERT TO PERMANENT STORMWATER MANAGEMENT FACILITIES WHERE APPLICABLE ALL EROSION CONTROL MEASURES REQUIRED BY THIS PLAN REGARDLESS OF THE SALE OF ANY LOT, UNIT, BUILDING OR OTHER PORTION OF THE PROPERTY. 15. TEMPORARY STABILIZATION SHALL BE TEMPORARY SEEDING AND MULCHING. SEEDING IS TO BE AT 75 LBS/ACRE, AND IN THE MONTHS OF SEPTEMBER TO FEBRUARY TO CONSIST OF A 50/50 MIX OF ANNUAL RYEGRASS AND CEREAL WINTER RYE, OR IN MARCH AND APRIL TO CONSIST OF ANNUAL RYE, OR MAY THROUGH AUGUST TO CONSIST OF GERMAN MILLET. STRAW MULCH IS TO BE APPLIED AT 80 LBS/100 SF. ALTERNATIVES ARE SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. 16. PERMANENT STABILIZATION SHALL BE LIME AND FERTILIZER, PERMANENT SEEDING, AND MULCH. AGRICULTURAL GRADE LIMESTONE SHALL BE APPLIED AT 90 LBS/1000 SF, INCORPORATED INTO THE TOP 4-6 INCHES OF SOIL FERTILIZER SHALL BE APPLIED AT 1000 LBS/ACRE AND CONSIST OF A 10-20-10 NUTRIENT MIX. PERMANENT SEEDING SHALL BE APPLIED AT 180 LBS/ACRE AND CONSIST OF 95% KENTUCKY 31 OR TALL FESCUE AND 0-5% PERENNIAL RYEGRASS OR KENTUCKY BLUEGRASS. STRAW MULCH IS TO BE APPLIED AT 80 LBS/100 SF. ALTERNATIVES ARE SUBJECT TO APPROVED BY THE COUNTY EROSION CONTROL INSPECTOR. 17. MAINTENANCE: ALL MEASURES ARE TO BE INSPECTED WEEKLY AND AFTER EACH RAINFALL. ANY DAMAGE OR CLOGGING TO STRUCTURAL MEASURES IS TO BE REPAIRED IMMEDIATELY. SILT TRAPS ARE TO BE CLEANED WHEN 50% OF THE WET STORAGE VOLUME IS FILLED WITH SEDIMENT(. ALL SEEDED AREAS ARE TO BE RESEEDED WHEN NECESSARY TO ACHIEVE A GOOD STAND OF GRASS. SILT FENCE AND DIVERSION DIKES WHICH ARE COLLECTING SEDIMENT TO HALF THEIR HEIGHT MUST BE CLEANED AND REPAIRED IMMEDIATELY. 18. ALL TEMPORARY EROSION AND SEDIMENT CONTROL MEASURES ARE TO BE REMOVED WITHIN 30 DAYS OF FINAL SITE STABILIZATION, WHEN MEASURES ARE NO LONGER NEEDED, SUBJECT TO APPROVAL BY THE COUNTY EROSION CONTROL INSPECTOR. Whitman, Requardt & Associates, LLP 1700 Kraft Drive, Suite 1200, Blacksburg, VA RIVANNA WATER & SEWER AUTHORITY 695 MOORES CREEK LANE CHARLOTTESVILLE, VIRGINIA 22902 STONE -70' VIN. CONSTRUCTION ACCESS -2A Sb' -2A ASPHALT TOP COURSE* 2% 2% °-6" MN. 21A AGGREGATE BASE* PROFILE STOKE 70' M'N. CONSTRUCTION� ASPHALT PAVED ACCESS " WASHRACK* 2%` I 2% ` 1 2% 12' A N.I* I *MUST EXTEND FULL WIDTH POSITIVE DRAINAGE OF INGRESS AND EGRESS I TO SEDIVENT OPERATION 1 TRADPING DEVICE PLAN EXISTING PAVEMENT EXISTING J PAVFVFNT FILTER CLOTH IAGE ICE SECTION A -A *A liiilihimin water tap of 1 iiicli nitist be histalled %"ith a iiliiliinum 1 uich ballcocic sliutoffvalve stipplNiiia a wasli liose vitli a dianieter of 1.S uiclies for adequate constant pressure. W,1--,li witer intlst be caiYYed a« -a,,- fi-oni the elitraiice to all approN�ed setthii, area to reiiio,.,e seduiielit. All sedhilent sliall be prevented fi•oni enteiiii, storm cirauis, (itclies or watercourses. *PAVED WASH RACK NO SCALE SOURCE: ALBEMARLE COUNTY DESIGN STANDARDS MANUAL, 2 DEC 2014 * PROJECT IN RURAL AREA: 6 INCHES OF NO. 1 STONE SHALL BE PROVIDED IN LIEU OF ASPHALT PAVEMENT AND 21A STONE, AND WATER TAP IS NOT REQUIRED, C E CONSTRUCTION ENTRANCE COFFERDAM CROSSING EXISTING STREAM WIDTH <W) I 1/2 W I (MIN. RIPRAP OR OTHER A NON- ERODIBLE MATERIAL (D) TRENCHLINE AGGREGATE OR FLOW SAND PERIMETER enn�ran� c * (D) MINIMUM DISTANCE TO BE 25% OF TOTAL WIDTH (W) OF THE STREAM. A W m FILTER CLOTH PLAN DEWATERING DEVICE SEE STD do SPEC 3 26 W _ I PERIMETER CONTROLS SECTION A -A TRENCHIUNE SOURCE: Va. DSWC USC UTILITY STREAM CROSSING DATE JUNE 2015 CONTRACT NO. PLATE. 3.25-4 CONSTRUCTION OF A SILT FENCE (WITHOUT WIRE SUPPORT) 1. SET THE STAKES. 2. EXCAVATE A 4"X 4" TRENCH UPSLOPE ALONG THE LINE OF STAKES. 6'MA) U FLOW r- 3. STAPLE FILTER MATERIAL TO STAKES AND EXTEND IT INTO THE TRENCH. / G 4. BACKFILL AND COMPACT THE EXCAVATED SOIL. /J►�FLOW G SHEET FLOW INSTALLATION (PERSPECTIVE VIEW) POINTS A SHOULD BE HIGHER THAN POINT B. DRAINAGEWAY INSTALLATION (FRONT ELEVATION) SOURCE: Adapted from Installation of Straw and Fabric Filter Barriers for Sediment Control,VA. DSWC Sherwood and Wyant S F SILT FENCE SF PLATE. 3.05-2 12" MIN. (FROM OUTLET FIL TER B OX I INCOMING 12" MIN. SEDIMENT - LADEN I WATER EXFLITRATION ACROSS WELL - VEGETATED AREA WHICH HAS A MINIMUM 50' LENGTH ELEVATION VIEW NFLOW HOSE (INSTALL SECURELY) WELD 55 GALLON STEEL DRUMS OR SIMILAR, WELDED TOP TO BOTTOM VDOT #3 COARSE AGGREGATE WOODEN BASE 2- 2"Xe SPUDS NAILED TOGETHER PUMP DISCHARGE (G.P.M.) X 16 = CUBIC FEET OF STORAGE REQUIRED ROIIRrF- VA. Tffr SF D S DEWATERING STRUCTURE COFFERDAM NOTES 1. CONTRACTOR SHALL BE RESPONSIBLE FOR ALL COFFERDAM COSTS INCLUDING DESIGN, INSTALLATION, MAINTENANCE, REPAIRS AND PROTECTION FROM STORM EVENTS. 2. CONTRACTOR SHALL SUBMIT A COFFERDAM PLAN AND INSTALLATION SEQUENCE TO THE OWNER AND ENGINEER FOR REVIEW AND APPROVAL PRIOR TO STARTING WORK. 3. CONSTRUCTION SHALL BE PERFORMED DURING LOW FLOW PERIODS. 4. CROSSING SHALL BE ACCOMPLISHED IN A MANNER THAT WILL NOT PROHIBIT THE FLOW OF THE RIVER. 5. COFFERDAM MATERIALS SHALL BE NON -ERODIBLE BY EXPECTED HIGH FLOWS. 6. THE HEIGHT OF THE COFFERDAM SHALL BE ADEQUATE TO PREVENT OVERTOPPING AND FLOODING THE WORK AREA. 7. NON -ERODIBLE MATERIALS MAY INCLUDE RIP RAP, SANDBAGS, OR INTERLOCKING' SHEET PILES. 8. VINYL TUBES (BLADDERS) MAY BE USED AND SHALL BE INSTALLED FOLLOWING (MANUFACTURER'S RECOMMENDATIONS AND GUIDELINES. ROCKS OR SHARP OBJECTS SHALL BE REMOVED PRIOR TO INSTALLATION. 9. RIVER BANK APPROACH AREA SHALL BE CONTROLLED WITH PERIMETER MEASURES SUCH AS SILT FENCE. 10. REMOVE LARGE ROCKS, WOODY VEGETATION OR OTHER MATERIALS FROM THE RIVER BED AND BANKS THAT MAY IMPEDE PLACEMENT OF COFFERDAM MATERIALS AND INSTALLATION OF THE WATER MAIN. 11. FORM A COFFERDAM BY PLACING NON -ERODIBLE MATERIALS IN A SEMICIRCLE ALONG THE SIDE OF THE RIVER IN WHICH THE UTILITY INSTALLATION WILL BEGIN. 12. THE WATER -SIDE AND BOTTOM OF THE COFFERDAM SHALL BE LINED WITH PLASTIC SHEETING AND FILTER CLOTH OR SOME OTHER SUITABLE MATERIAL THAT WILL PREVENT PASSAGE OF WATER AND SILT INTO THE CONSTRUCTION AREA. 13. PUMP WATER FROM WORK AREA AND DISCHARGE INTO A SEDIMENT TRAPPING DEWATERING DEVICE. 14. INSTALL THE WATER MAIN AND CONCRETE PIPE ENCASEMENT ACROSS HALF OF THE STREAM BED AS NOTED IN THE COFFERDAM CROSSING DETAIL REPEAT FOR OPPOSITE SIDE OF RIVER. 15. REMOVE THE RIP RAP OR OTHER MATERIALS AND BEGIN PLACING THEM ON THE OTHER SIDE OF THE RIVER. 16. UPON REMOVAL OF COFFERDAMS, RE -GRADE AND STABILIZE ALL DISTURBED RIVER BANK AREAS WITH RIP RAP AS SHOWN ON THE PLANS. 17. AT THE END OF EACH WORKDAY, ALL PIPE SHALL HAVE OPENINGS TEMPORARILY PLUGGED WITH A MECHANICAL PLUG/CAP UNTIL FINAL TESTING/CONNECTIONS ARE MADE. NORTH FORK RNANNA RIVER WATER h1AIN REPAIR o�$Sp,LTH OF Lic. No. 048914 FIL (01 R 0 CK CHECK DAM 2 ACRES OR LESS OF DRAINAGE AREA: VDOT #1 COARSE AGGREGATE FLOW FIL (01 (DOWNSTREAM VIEW) 2.1 3' 2-10 ACRES OF DRAINAGE AREA: VDOT #1 CU •T " RntmfT• VA n.�m. SCALE: HORIZ: N/A VERT: N/A (DOWNSTREAM VIEW) I.LHJJ 1 n,trtt[ar ROCK CHECK DAM p -�- REV DATE DESIGNED: PJM DRAWN: JRL CHECKED: GWF DESCRIPTION DRAWING SHEET EROSION &SEDIMENT 2 CONTROL AND DETAILS SEE SHEET 4 -F-O R LAYOUT OF MMT_ -- \ \ 0o° 3,, EXIST. VARIABLE WIDTH 0' \ _`'�` �0 PERMANENT < /�- STA. 00 MMTA. +76� O EASEMENT (ACSA) \ " '� , 11 +23 •11 \ 11 L:F.- - 6 D.L. WATER �MAIN °o, SF \ 12 45 BEND \ ,r�� \� -�' ` \-; ---�� VDOT CLASS II RIP RAP WITH GEOTEXTILE 'bEDQING s' �'c T�T_ Fo \ 12"X6'TEE o°� : , �` ° t ANCHORED 9" MIN (TYP.) 6" -GATE VALVE, \\ °0> \ '`...�� ` 20' LENGTH CENTERED � `1oT �o� / CH STA. 10+95 ON WATER MAIN TYP. `Fo -2'_ 6 45 BEND \ CD sF, ,- �xp0 `,� ,� (TYP.) .12 22 BEND o0 Sp \� cr \o : \ \ CONCRETE THRUST BLOCK `(2) ' \ - - -- DS �'�6 ��j���/ / �V4 �S� �� / i \ PLUG -OR CAP'--- � O °' � �,;--1'"i�� 0 � i �o� �j � �� \ � f \ 84 L.F. -CONCRETE PIPE ENCASEMENT � _._.e / .STA. 10+58 , —`� X-1 �'�SAMPUNG STATION,' y -= � � , � / '\ \ 00 �' ��' \ USC \ �\ \ e- -_.. >uF%��� 110 L.F. - 2 COPPER SERVICE LINE . 11b / 'APPROXI ` 5 L.F. - 4" .COPPER PIPE f y/ fe \ \ f / 3y4" CORP: STOP & BOX �; o, ' �/ \ PROP. VARIABLE WIDTH WATER MAIN EASEMENT \ �}' $, -MATE LOCATION_OF EXISTING � f ``� AC / ti� SA 1 WATER SERVICE /UNE r \ STA. 11+15 STA. 10+00 �' , Fo 112" 11 ' BEND ' i= ' \' STA. 10+09 A, ✓ / y \ /� \ \ CONCRETE THRUST COLLAR (TYP.)`� TO BE -ABANDONED IN `PLACE/ �� / / 6 MIN. e � � 2 12 45 BEND o \ �, 2" PLUG OR CAP 325 L.F. - 12" D.I. ROD TO 45 BEND (10' MIN. FROM BLOWOFF TEE (TEE)) % e _ i \� n / '1 { WATER METER ASSEMBLY REDUCERvFITTINGS AS NECESSARY--- \� .✓ / r' CONNECT`TO EXIST 12 ,12 GA �XALW -&,BOX /\ f TER -V�IA1tR MAIN f 20 �F \ �` -� / MAIN \ y r \ — - \ " f 17 L.F. - 1 / COPPER SERVICE LINE p,. �j o \ ^ , / � � CO�ETE THRUST COLLAR \� /� '- , <° — � F o \ \ \ ROP. VARIABLE WIDTH y / � � � - * �/ / / / � �1✓ • v o " RW,T0�45 BEND �' / f , / ; ABANDON EXIST. 12 WATER MAIN f STA. 10+1 Fo TEMPORARY CONSTRUCTION ° EASEMENT," M '> 0�\ \ , :REMOVE EXIST. 1" METER / .� 2 WSC / /� �� EXIST. 5 WATER / GATE AtVE�&' B0� � I % '�o ��MAIN EASEMENT .: / -- °Or - \ _SF \ <° \ o \ \ � CONNECT TO EXIST. 1 WATER RT. 29 NOR � NORTH \ / 0 0 / �r� \ (RWSA) / G�^ STA. 13+13 p°� \ , �, � 40 _ _ \ - S BOUND % ` /SERVICE LINE i B �� �� / Fo STA. 13+25 \ \ y 2, --12" 45' BEND ZOO SF o '� " \ ` `' \ ° ' 12 PLUG OR CAP \ CONTRACTOR TO VERIFY MATERIAL AND ,RIDGE PIER (TYP.) SIZE OF CONNECTION PRIOR TO WORK / ALL WORK / \ F 0 / r \ °O� � \ �X00 EXIST. A" BLOWOFF °O \ \ \ SF -\ sF �Oo TO BE PERFORMED WITHIN VDOT R/W / \ / / rr-. GRAPHIC SCALES /RT. 29/SOUTH BO D / s�� - o / F CONTRACTOR TO TEST�PIT AND ,VERIFY �` \ `�' �< \ \ EXIST. 12" �40� / Gam' ©�'NOTES:BRIDGE �T , PIER TYP. �e hT ( ) y , .,, c, _ -- BLOWOFF LOCATION � \\ \AT� VALVE 20• �o• 0 so• 40• 1. LOCATION OF EXISTING VALVES APPROXIMATE. ���o Fo-- .\ o� �\ a•I--- 2. CONTRACTOR SHALL VERIFY DEPTH OF EXISTING 12 -INCH WATER MAIN PRIOR TO CONSTRUCTION. ( IN FEET) EXIST: -12 PLUG VALVE `;, �� o ` _ > ., �---'" / f I--,` 3. CONTRACTOR SHALL INSTALL CONCRETE THRUST COLLARS ON EXISTING HORIZ. 1 inch - 20 ft. PIPES AT CONNECTION POINTS A MINIMUM OF 7 DAYS PRIOR TO MAKING r / - '1 , / / \ EXIST. 12" GATE VALVE l '� AL \ �\ THIE CONNECTION. s s. �s�• o s• ,o• 4. CONTRACTOR SHALL STRIP, STOCKPILE AND REPLACE SOILS WITHIN Fo \ �` \ ~ �� ✓\ \ WETLAND BOUNDARY DISTURBED AS A RESULT OF WATER MAIN (IN FEET ) INSTALLATION. , VERT: 1 inch = 5' ft. 5. CONTRACTOR TO REFER TO SHEET 4 FOR LIMITS OF DISTURBANCE. —! ---- -- --- I— Q CD -� z E TRAI ED -dol NTS - - rY o STA. 1-0 00 J-0 T- 3 �5 co C", Q � � Q 380 Cn w Cn W I 380; ''-- I VDOT_C IN.- SSJI IP._RAP EPTH -(TYP.! - -- - - - -- Q- --I--- - 6"M N I _+_ g -42" IN. 370 �__ I , - 370 _RW = I -I--- - —J _ - J- - -' ' _GEOTEXTILE-BEDDING -ANCHORED TOP AND -BOTTOM-9-MIN.TYP ---V2 WATER-lulAl _ �' m�N �, 9_ NOR AL ATTER ELEV 360 -, -GOWN OFF:: --P E�0-BE-36"- IN. - - - 360 M 1 ul CONCRET -PIP -ENCXSEMk -O°I m m -z -+ o -z =a�Ir -o I I 35-0 3.5-03 � '-C-5 -O—t-Z m W W J I Z -ip_ W� C�- -M m J' - 00 �� -}- � .- N N �_ �j-}= _O M Q �� Cn I I 10+00 +50 11+00 +50 12+00 +50 13+00 +50 14+00 �ALTH op o �• REV DATE DESCRIPTION RIVANNA WATER & SEWER AUTHORITY NORTH FORK RIVANNA RIVER ARY WAYN FERN DRAWING SHEET Lic. o. 048914 I,Z: DESIGNED: PQM Whitman Re uardt &Associates LLP 695 MOORES CREEK LANE ' q ' CHARLOTTESVILLE, VIRGINIA 22902 CONTRACT N0. N 1700 Kraft Drive, Suite 1200, Blacksburg, VA WATER MAIN REPAIR HO �o� �, �a/2a(S�� HORIZ: 1� = 20' DRAWN: G PLAN &PROFILE 3 �SSjONAL�� VERT. 1 5 CHECKED. STA. 10+00 TO STA. 13+25 DATE JUNE 2015 CONTRACTOR SHALL STRIP, STOCKPILE AND REPLACE SOILS WITHIN WETLAND BOUNDARY DISTURBED AS A RESULT OF WATER MAIN INSTALLATION. EXISTING GRAVEL ACCESS ROAD CONTRACTOR TO STABILIZE AS NECESSARY TO ALLOW ACCESS AND PREVENT EROSION EXISTING VARIABLE WIDTH PROPOSED VARIABLE WIDTH I ' \ / PERMANENT EASEMENT (ACSA) TEMPORARY CONSTRUCTION SOUTH -END CONNECTION ACCESS ROAD # - - - - - - - - - - - - - - - - PERMANENT WATPROPOSED ER MAIN LE WIDTH EASEMENT \ \ OFF PUMP STATION (ENTRANCE ROAD UNIVERSITY OFVIRGINIA, \ FOUNDATION �� \--EXISTING EASEMENTCONTRACTOR SHALL STAY WITHIN D.B. 2712, PG. 325 100' GREEN / / ' _ -- PLAT: D.B. 1684, PG. 225 EXISTING FORCE MAIN / / / #032GO-00-00-00000 \ \ EXISTING 15 WATER MAIN EASEMENT LAYDOWN AREA / / BELT EASEMENT IN 24" STEEL CASING ,'/ / / / �/ / WOODBRIAR ASSOCIATES 0 r / , / / ; / / D.B. 690, PG. 232 W02 ; I DO NOT DISTURB / / / / i / / / , / / PLAT: D.B. 2904, PG. 32 \ EXISTING/TREES / EXISTING FORCE /� \ , / / / EXISTING FORCE MAIN ABANDONED i l MAIN TEMPORARILY a , M `� r // r --! r OUT OF SERVICE \ * ,� I ;� R OSED VARIABLE/WIIDTH 'TEMPORARY ��- \ 0 2 -0 -00- 6A1.::rK '� L BEt�ARLE COUNTY'tl, CONSTRUCTION EASEMENT --------- - ERVItE=AUTI-(dRfTY o ! / / ��` m,"`_ // = A :" -. ; — �-- \' �_-��' _ —--_...:..� M, � —��� ��-------- P! ——,--TL+VU --... FU �oF��—�- s f {r`\ \ / /—.------ ! --- Jrte° I� M PA — �"-c_ �4' 7---_ -- �///�'"�_ s JR0`_ —=sF��—,� ^� \\------�\�-------t_ —1 i� ��'i \,^C�'�� ' SF R/!—JFM i-� FM / ' - p..�.--�` / \1-' FM \FM FM FTA 2-1 \ ' --� FM FM _ MU '� / - - .� �-r , t �/L�' f "' r ,�1-fiLaj � � — 1-I'rz( FW — ,Il ' �— N FM f\`$ , F� F&! � � � � Far O/ � ` l _-4. \- /I �! i - /' �' "�..'.'�:'i` ��- •-1= -- FM �-� F°i �`.� Fe5 �\ \ — -- — — — — A' rM -Ralf- am ar7 �' =�'�c— — — — — — — _ FM —�$ + F'M ' FM %j '�.,��%r�%-% w W_ rw am a°r= - - - - - - - - - - f- --- -�— W W_ / - - - !- \ CE I CCi I "Z I CE CRS l _ \ MMT .fix �,/ / / / \ — _ — — — -- — — - - — OU ri-- = oo, ��-- — ��� K —\ — - - SEE APPENDIX /' r ,—�-------------- Ts = _----= > ! _ \ \ --- - - -- - - - E EXISTING 15 WATER- - - - - �� _ _ _ - ------ - - - - - - - -- - - - - \ -R>11 -- - ----____._€ '�./. ----- OF -THE -SPECIFICATIONS t f�; 5 r -------------------------__ �� -M� - !/ f I MAIN/EASEMENT- _ O_----�-- i T.-- `-._ W :=—-POR -MMT—` F� F� F - F�-!F� F� F�—. / / i - - - - - - - - - --- - - - - - - - _ _ _ - - _ -- - �_TARVTR—�._ F"� Ft3- FO FG 3 F3 j j F FJ 1 FY FO FO F9—F3 F� FO R� -� FO F0 ---FD FO FO — _ Gi_ f!! —.Oi Qi - 0� C! Q3 Qi---Qa .a �'---G+� Q9 Ql--fra► _ — — _ _ — — — - — - . .._ - — // µ_r PERMANENT ., FecEM 15" CMP CULVERT 55V/NOLETRA/L - U.5. ROL/TE2555 t ~ t / s SEM/NOLETRA/L - U.S. ROUTL 2958 EXISTING FORCE (ft'/Gf/T OF WAY WIDTH VAR/ES) I } ( 1 i SOUTHBOUND + \ \ \ � � j BR%DGEi } , 1 1 `\ (9161 -IT WAY VAR/ESJ MAIN ABANDONED NORTH -END GRAVEL ` r M _ CONSTRUCTION ENTRA CE ,, s FOR WATER,MAIN-PIAN & PROFILE ---------______-_ \\. Mme,—�WW-1W� a fi—fr.—rf`� I I SEE SHEET 3/ —M—M—M—M—M—M— M M --M —M —,._M—M—M—M—M—M—M—M�_/ { / i I I SEM/NOLE TRAIL - U.S. ROUT 29 NO t t / t t NORTf/BOUNO ! ! f (R/GNT OF WAYW1DTH VARIf5) I I (+ t l l / BR/DGE I j I 5EM/1VOLE TRA/L - U.5. ROUTE 29 NB / (R/GHT OF WAYW/DTV VA 91f 5)21, \ Q --- — —---— — ---- _r } _ _ __ 3 21 -----------------_--- f�— l \- --- ---, — — — — ---- — — — — — — — — — — — -- — --- CLJ CU CU Cj CA - - -- - - - - - - - - - I ) �. } / , } #0200-00-00-005A0 ! / ---m--l�—et l�— - ='^---R° o_/�`°— 'r1...�. ____�_ RIVERS EDGE ",HOLDINGS /LLC D.B. 2987` PG. 423 FM — - FM—FM—iS! Fk, F!1 FLt Y Fa4 FEt — SEQUENCE OF CONSTRUCTION: 1. INSTALL PROPOSED 12 -INCH DIAMETER WATER MAIN, 12 -INCH DIAMETER GATE VALVE, AND 6 -INCH DIAMETER GATE VALVE FROM STATION 10+14 TO STATION 13+13. PERFORM RIVER CROSSING AS REQUIRED. REESTABLISH AND STABILIZE RIVERBED & BANKS BEFORE PROCEEDING TO NEXT STEP. 2. INSTALL TWO PROPOSED CONCRETE THRUST COLLARS ON EXISTING 12 -INCH DIAMETER WATER MAIN. ALLOW FOR REQUIRED CURE TIME. 3. INSTALL TEMPORARY BACKFLOW -PROTECTED CONNECTIONS TO THE EXISTING WATER MAIN, AS NEEDED, FOR FILLING AND FLUSHING PURPOSES. ENSURE THAT ADEQUATE DECHLORINATION IS PROVIDED. 4. INSTALL WATER SERVICE FROM THE PROPOSED WATER MAIN TO THE PROPOSED WATER METER ASSEMBLY. STUB OUT TO PREPARE FOR CONNECTION TO EXISTING WATER SERVICE. 5. PROVIDE PROPER NOTIFICATION FOR WATER MAIN SHUT DOWN. 6. INSTALL FITTINGS AND WATER MAIN AND MAKE CONNECTIONS TO TWO EXISTING 12 -INCH DIAMETER WATER MAINS, ONE EXISTING 6 -INCH DIAMETER WATER MAIN, AND ONE EXISTING WATER SERVICE. CONNECT TO THRUST COLLARS AS REQUIRED. 7. REESTABLISH GRADE AND STABILIZE SITE. COMPLETE ALL REMAINING WORK. Whitman, Requardt & Associates, LLP 1700 Kraft Drive, Suite 1200, Blacksburg, VA RIVANNA WATER & SEWER AUTHORITY 695 MOORES CREEK LANE CHARLOTTESVILLE, VIRGINIA 22902 DATE JUNE 2015 CONSTRUCTION ACCESS ROAD TYPICAL SECTION TS MU PS 14' �gRiqg��£ CONTRACTOR TO LOCATE AND MAINTAIN 2' MIN. COVER OVER EXIST. 6" WATER MAIN DURING CONSTRUCTION VDOT #1 COARSE AGGREGATE EXISTING GROUND 6" MIN. _____--__ ------------------ NOTE: 1. CONTRACTOR TO MAINTAIN STABILIZED ACCESS ROAD AS NECESSARY TO PREVENT EROSION 2. ACCESS ROAD AND CULVERT TO BE REMOVED AND GROUND SURFACE RESTORED TO EXISTING CONDITIONS FOLLOWING COMPLETION OF ALL OTHER CONSTRUCTION ACTIVITIES. CONTRACT NO. NORTH FORK RNANNA RIVER WATER MAIN REPAIR %R— ALTH O,F''�,� o ARY WAYNE FERN v Lic. No. 048914 '1i4.,SIONAL �G SCALE: HORIZ: 1' = 50' VERT: N/A REV I DATE DESIGNED: PJM DRAWN: JRL CHECKED: GWF GRAPHIC SCALES 50' 25' 0 W. 100' 64 64 ( IN FEET HORIZ. 1 inch = 50' ft. DESCRIPTION DRAWING SHEEP CONSTRUCTION ACCESS 4 & EASEMENTS