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HomeMy WebLinkAboutACSA199100003 Other 1991-11-11 A 141 EROSIO AND SEDIMENT CONTROL NOTES 1. ALL VEGETATIVE AND STRUCTURAL EROSION AND SEDIMENT CONTROL PRACTICES SHALL BE CONSTRUCTED AND MAINTAINED BY THE CONTRACTOR ACCORDING TO MINIMUM<S'TANDARDS AND SECIFICA'TIC_?S OF THE VIRGINIA EROSION AND SEDIMENT CONTROL HANDBOOK. 2 . STRUCTURAL PRACTICES A. VEHICLE WHEELS SHALL BE CLEAN WHEN LEAVING THE SITE TO PREVENT THE TRACKING OF MUD ON PAVED ROADS . B. SILT FENCE (SF) - SILT FENCES SHALL BE PROVIDED WHERE SHOWN AND AS NEEDED ON THE SITE PLAN. THESE BARRIERS SHALL BE USED TO CONTAIN SEDIMENT. 3 . VEGETATIVE PRACTICES A. TEMPORARY SEEDING - ALL DENUDED AREAS TO BE GRADED DURING THE CONSTRUCTION PHASES AND NOT TO BE BROUGHT TO FINAL , GRADE WITHIN 30 DAYS SHALL RECEIVE TEMPORARY SEEDING WITHIN 15 DAYS OF COMPLETING INITIAL EARTHWORK IN ACCORDANCE WITH SECTION 02930 OF THE PROJECT SPECIFICATIONS . 4 . MANAGEMENT STRATEGIES A. CONSTRUCTION SHALL BE PLANNED SO THAT GRADING OPERATIONS CAN BEGIN AND END AS QUICKLY AS POSSIBLE. B. SILT FENCES SHALL BE INSTALLED PROIR TO OR AS A FIRST STEP IN CONSTRUCTION. C. TOPSOIL STOCKPILES AND/OR WASTE AREAS SHALL BE TEMPORARILY SEEDED AFTER COMPLETION OF TOPSOIL STRIPPING. 5. MAINTENANCE - ALL EROSION AND SEDIMENT CONTROL MEASURES SHALL BE CHECKED AFTER EVERY RAINFALL. ALL STRUCTURES AND VEGETATION SHALL BE MAINTAINED AS REQUIRED IN THE APPROPRIATE STANDARD AND SPECIFICATION. 6 . PERMANENT STABILIZATION - IMMEDIATELY FOLLOWING FINAL GRADING, ALL AREAS SHALL RECEIVE PERMANENT SEEDING ACCORDING TO SECTION 02930 OF THE PROJECT SPECIFICATIONS . DESIGNED DRAWN PROJECT 11 ,�{ SCOTTSVILLE NECKED REVIEWED WATER UTILITY EXTENSION Cab ` <_ FOR ALBEMARLE COUNTY SERVICE AUTHORITY APPRO\ZED FILE NO. REFERENCE CIVIL COMM. NO. 90085 TITLE PUMP STATION SITE PLAN AND GENERAL r•; GENERAL NOTES 1. THE CONTRACTOR SHALL OBTAIN ALL NECESSARY PERMITS FROM STATE ' AND LOCAL AUTHORITIES PRIOR TO COMMENCING WORK. THE OWNER WILL OBTAIN VDOT PERMITS . 2. THE CONTRACTOR IS RESPONSIBLE FOR THE RESTORATION OF ANY DAMAGE CAUSED BY THE CONSTRUCTION COVERED UNDER THESE PLANS AND SPECIFICATIONS. 9. NOT ALL UTILITIES ARE SHCJcN ON THESE PLANS. THE LOCATIONS OF ALL EXISTING UNDERGROUND UTILITIES SHaWN ON THE DRAWINGS ARE PLOTTED FROM SURVEYS AND AVAILABLE RECORDS AND SHOULD BE CONSIDERED APPROXIMATE. CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL UTILITIES IN THE FIELD. _ K THE CONTRACTOR SHALL CALL "MISS UTILITIES" (1-800-552-7001) PRIOR TO ANY CONSTRUCTION WORK ON THIS PROJECT. THE CONTRACTOR SHALL ALSO NOTIFY ALL APPLICABLE U4NERS OF UTILITIES OF THE LIMITS OF IMPENDING CONSTRUCTION IN ORDER THAT THE UTILITY COMPANY MAY SAFEGUARD THEIR FACILITIES. 4. CONTACT ALBEMARLE COUNTY SERVICE AUTHORITY 48 HOURS IN ADVANCE OF ANY TIES TO EXISTING WATER LINES. x 5. 'MINIMUM ALLagABLE COVER OVER WATER LINE IS 36 INCHES. 6. MINIMUM CLEARANCE ALLOWED BETWEEN WATER MAIN AND OTHER PIPE SHALL BE 18 INCHES. +' 7. WATER MAINS PASSING UNDER SEWERS SHALL BE PROTECTED BY PROVIDING ADEQUATE . ,} STRUCTURAL SUPPORT FOR THE SEWERS TO PREVENT DEFLECTION OF THE JOINTS AND ;, SETTLING OF THE SEWER. 8. ONE LENGTH OF DUCTILE IRON PIPE SHALL BE USED FOR SANITARY SEWERS WHERE CLEARANCE TO WATER LINE IS LESS THAN 18 INCHES. 4 9: ALL BENDS, WYES, PLUGS AND TEES WILL REQUIRE A TYPE "F" ANCHOR UNLESS OTHERWISE NOTED. SEE DETAIL FOR SIZE. 10. ALL EXCESS DEFLECTION ANGLES (NOT MADE BY BENDS) WILL BE IN THE PIPE JOINTS. 1 11. CONTRACTOR SHALL WARRANT ALL MATERIALS AND WORKMANSHIP AGAINST DEFECTS FOR A PERIOD OF ONE YEAR AFTER JOB ACCEPTANCE BY THE OWNER. 12. ALL CROSSINGS OF LAWN AREAS SHALL BE SEEDED, FERTILIZED, MLLCHED, AND I RESTORED TO ORIGINAL CONDITIONS. 13. DUCTILE IRON PIPE SHALL BE THICKNESS CLASS 52 AND FOR A WORKING PRESSURE ' A , OF 150 PSI. . , 14. WORK SHALL BE SUBJECT TO INSPECTION BY ALBEMARLE COUNTY SERVICE AUTHORITY { INSPECTORS. THE CONTRACTOR WILL BE RESPONSIBLE FOR NOTIFYING THE PROPER 1,.%• - SERVICE AUTHORITY OFFICIALS AT THE START OF WORK. ,.�••� ,L`�}.�'• .. ,~ yEy�L:s' . v,•S ,nf'�' •A " r r''" ' ' ''Jb tV.. a �. Sa • ✓J`A.,n Ll` '.!i ,.ice.•tt'„,';•", ` ., y.j, m;tSY 2,>r.h;ij�i:u•. (additional general notes) 15 . ELEVATIONS ARE BASED ON THE NATIONAL GEODETIC VERTICAL DATUM. 16 . ALLOW ALL CONCRETE REACTION ANCHORS TO SET FOR 7 DAYS BEFORE PRESSURIZING PIPE. 17 . CONSTRUCTION ACTIVITIES SHALL BE LIMITED TO WITHIN THE CONSTRUCTION LIMITS SHOWN •ON THE DRAWINGS . 18 . ALL PIPING WITHIN THE PUMP STATION, VALVE VAULT, AND PRV VAULTS SHALL BE FLANGED DUCTILE IRON PIPE WITH DUCTILE IRON OR CAST IRON FITTINGS . PIPE SHALL HAVE CEMENT MORTAR LINING ' AND BITUMINOUS EXTERIOR COATING. FITTINGS SHALL BE ENAMEL LINED WITH BITUMINOUS EXTERIOR COATING. 19 . PUMP STATION BUILDING SHALL BE A PRECAST REINFORCED CONCRETE STRUCTURE IN ACCORDANCE WITH SPEC. SECTION 03410- PRECAST CONCRETE UTILITY BUILDING. 20. DESIGN OF THE WATER TANK AND ITS FOUNDATION SHALL BE THE RESPONSIBILITY OF THE WATER TANK MANUFACTURER. 21. OVERFLOW AND DRAINLINE SHALL HAVE STRAIGHT ALIGNMENT AND EVEN GRADE BETWEEN ALL MANHOLES , AND SHALL BE CLEANED OF ALL DEBRIS AT LAST STAGES OF CONSTRUCTION. 22 . INITIAL FILLING OF THE TANK SHALL BE THROUGH THE 8-INCH BYPASS LINE IN THE VALVE VAULT. THE 12-INCH GATE. VALVE SHALL BE CLOSED. INSTALL TEMPORARY PRESSURE GAGES ON EACH SIDE OF THE 8-INCH C,AT VALVE. THE VALVE SHALL BE THROTTLED DURING THE 'FILLINGd PROCESS SO THAT THERE IS A NOTABLE DIFFERENCE IN PRESSURE ACROSS THE VALVE. iHF PRESSURE ON THE TANK SIDE OF THE VALVE SHALL ALWAYS BE LESS THAN THE PRESSURE ON THE SYSTEM SIDE OF THE VALVE. THE CONTRACTOR SHALL CONTINUOUSLY MONITOR THE PRESSURE GAGES . WHEN THE TANK AND SYSTEM PRESSURES EQUALIZE, CLOSE THE VALVE TO PREVENT THE BACKFLOW OF UNTESTED TANK WATER INTO THE SYSTEM. WHEN THE TANK WATER HAS PASSED ALL BACTERIALOGICAL n • 20'-O" for-o" • q p r . .,-O vicers 6 reams 5' O" I gi-0' 51-0r1 _pLAtJ • 7- 7' •:v".',;T"v• o :i. - . s r#!r; ...•m-v;1) DRIP e. : 2 o V, % i •_BQOWIJ STONE L i .FINISH TYPI 4 .f, .b...'1 Ba ;,P. F20Nr ELEVA7101J NOTES: 1)CUSTOMER TO PROVIDE LEVEL COMPACTED STONE BASE ' f 2)BUILDING HEA EST LIFTDELIVERED APPROXIMA ELY G600Foe otJ SITE ASSEMBLY LBS. e Precast Concrete • Engineered Products • 12 ' X2 0 ' STONEWALL iiii4 THE CLEAR FLOW COMPANY UTILITY BUILDING III - - ' P.O Box 1467 1321 N. Delphine Ave , Waynesboro, Va. 22980 Office- (703) 949-8389 i I HSTA LL 14 11JIb)= WELDED STEEL PI PE CA-FTI'F- GAT E. - EXTEND GRAVEL DRIVE A�-PftOX. :220' • TO CO N N E CT TO EX 16::;T. FA RM ROA D REMOVE WoVa�l W IRE FENCE. IN PA7N OF C�R.AVEL DR1Va 10 — 42( i t�. M. 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