HomeMy WebLinkAboutW-358202general Notes
THE CONTRACTOR SHALL COORDINATE AND ATTEND A PRE - CONSTRUCTION MEETING. A PRE - CONSTRUCTION MEETING SHALL BE COMPLETED
WITH THE CONTRACTOR PERSONNEL AND OWNER PERSONNEL PRIOR TO BEGINNING ANY CONSTRUCTION. PROVIDE 5 CALENDAR DAY NOTICE
TO THE OWNER, MINIMUM.
THE CONTRACTOR SHALL GIVE THE OWNER A MINIMUM OF 72 HOURS NOTICE IN ADVANCE OF START OF WORK AND CONNECTION TO EXISTING
SYSTEM AND PRIOR TO SHUTTING DOWN ANY EXISTING WATER SERVICE
A PRE - CONSTRUCTION MEETING PRIOR TO ANY WORK IN THE CITY RIGHT OF WAY SHALL BE COMPLETED WITH CITY ROW INSPECTOR
PRESENT. THE CONTRACTOR SHALL BE RESPONSIBLE FOR CAWING IN A JOB START NOTICE TO CITY 24 HOURS PRIOR TO ANY WORK IN
THE RIGHT OF WAY. THIS MEETING CAN BE ACCOMPLISHED SEPARATELY OR COMBINED WITH THE OWNER PRE - CONSTRUCTION MEETING.
CONTRACTOR SHALL CALL 1 -80D- 424 -5555 FOR UTILITY LOCATES BEFORE CONSTRUCTION. THE CONTRACTOR SHALL HAVE ALL UTILITIES
LOCATED BY THE APPROPRIATE UTILITY LOCATING PROFESSIONALS, PRIOR TO AND DURING CONSTRUCTION. THE CONTRACTOR SHALL
IMMEDIATELY NOTIFY THE OWNER AND THE UTILITY COMPANY WHEN A CONFLICT IS DISCOVERED.
CONTRACTOR SHALL BE RESPONSIBLE FOR ALL SAFETY PRECAUTIONS AND THE METHODS, TECHNIQUES, SEQUENCES AND PROCEDURES
REQUIRED TO PERFORM THE WORK.
CONTRACTOR MUST KEEP (1) COPY OF CITY STANDARDS AND (3) COPIES OF APPROVED PLANS ON -SITE WHENEVER CONSTRUCTION IS IN
PROGRESS. TWO (2) COPIES OF APPROVED PLANS ON -SITE SHALL BE USED TO RECORD "AS BUILT' INFORMATION. ONE (1) SET SHALL BE
SUBMITTED TO OWNER AT COMPLETION OF CONSTRUCTION.
CONTRACTOR IS RESPONSIBLE FOR OBTAINING ANY REQUIRED PERMITS IN ADDITION TO PERMITS PROVIDED BY OWNER.
THIS PROJECT SHALL BE CONSTRUCTED IN ACCORDANCE NTH CITY OF RENTON STANDARDS (CITY STANDARDS) AND THE STANDARD DETAILS
AND SPECIFICATIONS FOR ROAD, BRIDGE, AND MUNICIPAL CONSTRUCTION, LATEST EDITION, AS ISSUED BY THE WASHINGTON STATE
DEPARTMENT OF TRANSPORTATION (WSDOT) AND AMERICAN PUBLIC WORKS ASSOCIATION (APWA) SPECIFICATIONS.
CONTRACTOR INITIATED CHANGES SHALL BE SUBMITTED IN WRITING TO THE OWNER FOR APPROVAL PRIOR TO IMPLEMENTATION OR
CONSTRUCTION.
D. THE CONTRACTOR SHALL BE RESPONSIBLE FOR SETTING AND MAINTAINING ALL ALIGNMENT STAKES, SLOPE STAKES, AND GRADES NECESSARY
FOR THE CONSTRUCTION OF THE WATER MAINS, SANITARY SEWER MAINS, SIDE SEWERS, TRENCHING, UTILITIES, STORM DRAINAGE, ROADBED,
SURFACING, PAVING, SIGNING, ILLUMINATION, SIGNALS, AND STRIPING IF SUCH CONSTRUCTION IS INCLUDED IN THIS PROJECT. EXCEPT FOR
THE SURVEY CONTROL DATA FURNISHED BY THE OWNER, CALCULATIONS, SURVEYING, AND MEASURING REQUIRED FOR SETTING AND
MAINTAINING THE NECESSARY LINES AND GRADES SHALL BE THE CONTRACTOR'S RESPONSIBILITY.
I. THE CONTRACTOR IS RESPONSIBLE FOR PREPARING COMPLETE AS- CONSTRUCTED (AS BUILT) RECORDS, INCLUDING AS -BUILT SURVEYING.
2. THE CONTRACTOR SHALL CLEAN UP ALL AREAS AFFECTED BY CONSTRUCTION ACTIVITY TO THE SATISFACTION OF THE OWNER'S
REPRESENTATIVE AT THE END OF EACH WORKING DAY OR MORE FREQUENTLY IF REQUIRED. THIS INCLUDES REMOVAL OF ALL DUST, MUD,
ROCKS, ASPHALT DEBRIS, AND REFUSE FROM STREETS, SIDEWALKS, DRIVEWAYS, AND ANY OTHER AREAS AFFECTED BY THE CONSTRUCTION
ACTIVITIES. THE OWNER'S REPRESENTATIVE CAN SHUTDOWN THE PROJECT IF CLEAN UP IS NOT PERFORMED TO THEIR SATISFACTION. DAILY
CLEANUP IS AN INTEGRAL PART OF EROSION AND POLLUTION CONTROL
3. CONTRACTOR SHALL RESTORE ALL DISTURBED AREAS TO THEIR EXISTING CONDITION OR BETTER AND PER CITY STANDARDS AND THESE
CONTRACT DOCUMENTS.
4. CONTRACTOR SHALL REPLACE ALL EXISTING MONUMENTS AND SURVEY MARKERS THAT ARE DISTURBED ON THIS PROJECT WITH MONUMENTS
PER CITY STANDARDS. ALL EXISTING SURVEY MARKERS SHALL BE LOCATED AND RESET BY A PROFESSIONAL LAND SURVEYOR LICENSED IN
THE STATE OF WASHINGTON. ALL SURVEY NOTES REFERENCING THE EXISTING SURVEY MARKERS SHALL BE SUBMITTED TO THE OWNER PRIOR
TO CONSTRUCTION.
5. CONTRACTOR SHALL RESTORE MARKERS FOR FRONT PROPERTY CORNERS THAT ARE DISTURBED BY CONSTRUCTION. MARKERS SHALL BE
RE- ESTABLSHED BY A PROFESSIONAL LAND SURVEYOR LICENSED IN THE STATE OF WASHINGTON.
B. THE OWNER AND ITS REPRESENTATIVES SHALL, AT ALL TIMES HAVE ACCESS TO THE SITE FOR THE PURPOSE OF INSPECTING AND TESTING
THE WORK IN PROGRESS.
7. ALL PIPE LENGTHS ARE APPROXIMATE. CONTRACTOR TO PROVIDE ADDITIONAL LENGTHS IF NECESSARY FOR A COMPLETE SYSTEM.
bdsting Utilities
ALL UTILITIES: LOCATIONS AND DEPTHS OF EXISTING UTILITIES ARE BASED ON BEST AVAILABLE INFORMATION AT THE TIME OF DESIGN. IT IS
UNDERSTOOD THAT OTHER ABOVE GROUND AND UNDERGROUND FACILITIES NOT SHOWN ON THE DRAWINGS MAY BE ENCOUNTERED DURING
THE COURSE OF THE WORK. IT IS THE SOLE RESPONSIBILITY OF THE CONTRACTOR TO INDEPENDENTLY VERIFY THE ACCURACY OF ALL
UTILITY LOCATIONS AND THE SIZE OF ALL UTILITIES SHOWN TO AVOID DAMAGE AND /OR DISTURBANCE TO SUCH UTILITIES, AND TO FURTHER
DISCOVER AND AVOID ANY OTHER UTILITIES NOT SHOWN HEREON MICH MAY BE AFFECTED BY THE IMPLEMENTATION OF THIS PLAN.
CONTRACTOR SHALL PRESERVE, PROTECT AND SUPPORT ALL EXISTING UTILITIES ENCOUNTERED DURING CONSTRUCTION.
OVERHEAD UTILITIES: NOT ALL OVERHEAD UTILITIES MAY BE SHOWN ON THE PLANS. IT IS THE CONTRACTOR'S RESPONSIBILITY TO VISIT THE
SITE TO INDEPENDENTLY VERIFY ALL OVERHEAD UTILITIES. THE CONTRACTOR SHALL ACCOUNT FOR ACCOMMODATING ALL OVERHEAD UTIUTIES
IN HIS BID AND NO ADDITIONAL COMPENSATION WILL BE PROVIDED FOR FACILITATING OVERHEAD UTILITIES.
L POWER, TELEPHONE, GAS AND CABLE: MERE THESE UTILITIES CROSS THE PROPOSED WATER MAIN, THE DEPTH OF EACH IS SHOO ON THE
PROFILES AND IS BASED ON TYPICAL LAYING DEPTHS FOR EACH OF THESE UTIUTIES. ACTUAL DEPTHS ARE UNKNOWN AND MAY VARY
SIGNIFICANTLY. CONTRACTOR SHALL NOTIFY THE OWNER IMMEDIATELY IF UTILITY CROSSING DEPTH CONFLICTS ARISE.
WATER: THE VERTICAL AND HORIZONTAL LOCATIONS OF THE EXISTING WATER MAIN SHOWN ON THE PLANS ARE APPROXIMATE AND ARE
BASED ON AS -BUILT RECORDS AND FIELD MEASUREMENTS OF EXPOSED PIPE AND FITTINGS. NO POTHOLING OR SUBSURFACE EXPLORATION
WAS PERFORMED. DEVIATIONS FROM THESE PLANS MAY EXIST.
IN LOCATIONS MERE THE EXISTING WATER MAIN IS EXPOSED IN ORDER TO CONSTRUCT THE PROPOSED WATER MAIN, THE AMOUNT OF OPEN
TRENCH SHALL BE MINIMIZED TO AVOID EXPOSING MORE THAN ONE EXISTING WATER MAIN PIPE JOINT WERE THE EXISTING PIPE IS TO
REMAIN. THE CONTRACTOR SHALL CONDUCT THE WORK IN A MANNER THAT PREVENTS DAMAGE TO THE EXISTING WATER MAIN DURING THE
CONSTRUCTION OF THE PROPOSED WATER MAIN.
PROVIDE STYROFOAM CUSHION BETWEEN PIPING AT PIPE CROSSINGS MERE PIPES CROSS WITH LESS THAN 12 INCHES OF VERTICAL
SEPARATION. A SAND CUSHION MAY BE USED IN AREAS MERE ADEQUATE COMPACTION CAN BE ACHIEVED AND AS APPROVED BY THE
OWNER.
THE CONTRACTOR SHALL MAINTAIN WATER SERVICE TO ALL EXISTING CUSTOMERS AT ALL TIMES, EXCEPT MEN CONNECTION TO THE EXISTING
SYSTEM IS MADE
THE CONTRACTOR SHALL NOTIFY EACH AFFECTED CUSTOMER A MINIMUM OF 72 HOURS IN ADVANCE OF ANY SERVICE DISRUPTION. NO
SHUTDOWNS SHALL BE ALLOWED ON MONDAYS, FRIDAYS OR THE DAYS BEFORE AND AFTER A HOLIDAY.
Existing Utilities (Continued)
10. CONFLICTS WHICH MAY OCCUR DURING CONSTRUCTION OF THE PROPOSED WATER MAIN OR SERVICE LINES SHOULD BE RESOLVED IN THE
FOLLOWING MANNER, UNLESS OTHERWISE APPROVED BY THE OWNER:
A. IF THE PROPOSED WATER MAIN CONFLICTS WITH A MAJOR UTILITY SUCH AS A 2' OR GREATER DIAMETER GAS MAIN OR STORM WATER MAIN,
THE WATER MAIN SHOULD BE DEFLECTED WITHIN MANUFACTURER'S STANDARDS OR REALIGNED USING VERTICAL OR HORIZONTAL BENDS AS °1.6
APPROVED BY THE OWNER. PAYMENT FOR THESE ALIGNMENT CHANCES SHALL BE BASED ON THE UNIT PRICES FOR BENDS AND FITTINGS AND 1ctm, i*
EXTRA EXCAVATION AND BACKFILL AS ESTABLISHED PRIOR TO THE CHANGES BEING CONSTRUCTED AND AS APPROVED BY THE OWNER.
B. IF THE PROPOSED WATER MAIN CONFLICTS WITH A MINOR UTILITY SUCH AS POWER, CABLE, GAS SERVICE AND TELEPHONE LINES, THE UTILITY SIGNER 11/13112
COMPANY SHALL BE CONTACTED AND THE CONTRACTOR SHOULD COORDINATE WTH THE UTILITY COMPANY TO REAUGN THE CONFLICTING UTUTY. ���.'
PAYMENT FOR THESE ALIGNMENT CHANGES WLL BE CONSIDERED INCIDENTAL TO THE PROJECT. _y pF.9•r
Water Main Construction Notes ;" .-
1. WATER MAIN TRENCH SECTION AND ALL EXCAVATED AREAS SHALL BE BACKFLLED AND COMPACTED IN ACCORDANCE NTH THESE CONTRACT
DOCUMENTS AND WTH SECTIONS 7- 9.3(10) AND 7- 9.3(11) OF THE STANDARD SPECIFICATIONS COMPACTION TESTING SHALL BE REQUIRED DURING
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BACKFILLING OPERATIONS ON ALL 24° AND LARGER PIPE, ALL OPEN CUTS AND /OR CROSSINGS WTHIN PAVED OR TRAVELED AREAS AND AT THE °Wirnaa°
DISCRERON OF THE OWNER. IF TRENCH BACKFILL DOES NOT MEET COMPACTION REQUIREMENTS, CONTRACTOR SHALL EXCAVATE, RE- COMPACT AND
RETEST MATERIAL AT CONTRACTOR'S EXPENSE.
2. OWNER APPROVED THRUST RESTRAINTS ARE REQUIRED FOR ALL UNRESTRAINED FITTINGS. THRUST BLOCKING IS THE PREFERRED METHOD UNLESS SIGNER 11/13/12
OTHERWISE SHOWN ON THE PLANS. THE CONTRACTOR SHALL PROVIDE ALL NECESSARY PIPE JOINT RESTRAINT SO THAT THE PIPE DOES NOT
SEPARATE DUE TO THERMAL EXPANSION, UNRESOLVED THRUST FORCES, OR DESTABILIZATION OF STEEP SLOPES.
3. AT POINTS MORE EXISTING THRUST BLOCKING EXISTS, MINIMUM CLEARANCE OF UNDISTURBED SOIL BETWEEN THE CONCRETE BLOCKING AND �,�PROPOSED BURIED UTILITIES OR STRUCTURES SHALL BE 5 FEET. 4. THE CONTRACTOR SHALL PERFORM PRESSURE TESTING IN ACCORDANCE WTH THE SPECIFICATIONS, UNLESS OTHERWISE APPROVED. MAINLINE SHALL
APPROPRIATE. SECTIONS OF NO MORE THAN 1,500 FEET. THE OMER HAS DISCRETION TO MODIFY THE TESTING REQUIREMENTS AS HE DEEMS �/
Traffic Control Notes
1. CONTRACTOR IS RESPONSIBLE FOR SUBMITTING AND OBTAINING ANY REQUIRED PERMITS, SUCH AS STREET USE AND /OR TRANSPORTATION, PRIOR
TO BEGINNING CONSTRUCTION. CONTRACTOR SHALL COORDINATE WTH CITY OF RENTON PRIOR TO AND DURING CONSTRUCTION TO ENSURE TRAFFIC
CONTROL AND DETOURS EMPLOYED MEET CITY REQUIREMENTS AND APPROVAL
2. ALL TRAFFIC CONTROL DEVICES SHALL MEET MANUAL OF UNIFORM TRAFFIC CONTROL DEVICES STANDARDS.
3. ALL BARRICADES SHALL HAVE AMBER FLASHING LIGHTS THAT WILL BE TURNED ON AT NIGHT.
4. THE CONTRACTOR SHALL PROVIDE FOR EMERGENCY VEHICLE ACCESS TO ALL PROPERTIES ADJACENT TO THE PROJECT. THE OWNER SHALL BE
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NOTIFIED AT LEAST 48 HOURS IN ADVANCE OF ANY ACTIONS BY THE CONTRACTOR THAT MAY AFFECT THE FUNCTIONS OR DRIVEWAY ACCESS OF
THE OWNER.
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TESC General Notes
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1. CONTRACTOR SHALL PROVIDED EROSION AND SEDIMENTATION CONTROL MEASURES AND FACILITIES PER APPENDIX D OF THE KING COUNTY SURFACE
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WATER DESIGN MANUAL (2009), CITY STANDARDS AND THESE CONTRACT DOCUMENTS.
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2. ANY DISCHARGE OF SEDIMENT -LADEN RUN -OFF OR OTHER POLLUTANTS TO WATERS OF THE STATE IS IN VIOLATION OF CHAPTER 90.48, WATER
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POLLUTION CONTROL, AND WAC 173 -201A, WATER QUALITY STANDARDS FOR SURFACE WATERS OF THE STATE OF WASHINGTON, AND IS SUBJECT TO
ENFORCEMENT ACTION.
3. DURING CONSTRUCTION, ALL RELEASES OF OILS, HYDRAULIC FLUIDS, FUELS, OTHER PETROLEUM PRODUCTS, PAINTS, SOLVENTS, AND OTHER
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DELETERIOUS MATERIALS MUST BE CONTAINED AND REMOVED IN A MANNER THAT WILL PREVENT THEIR DISCHARGE TO WATERS AND SOILS. THE
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CLEANUP OF SPILLS SHALL TAKE PRECEDENCE OVER OTHER WORK ON THE PROJECT. BARRELS, PETROPHIUC PADS, TARPS, AND OTHER
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EQUIPMENT NECESSARY FOR CAPTURING, CONTROLLING, AND DISPOSING OF HAZARDOUS FLUIDS SHALL BE AVAILABLE ON -SITE AT ALL TIMES.
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4. PROPER EROSION AND SEDIMENT CONTROL PRACTICES MUST BE USED ON THE CONSTRUCTION SITE AND ADJACENT AREAS TO PREVENT UPLAND
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SEDIMENTS FROM ENTERING THE NATURAL DRAINAGE SYSTEM. ALL SURFACE AREAS DISTURBED AND ANY EMBANKMENTS OR EXCAVATIONS
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CREATED BY CONSTRUCTION ACTIVITIES MUST BE REVEGETATED OR PROVIDED AN EQUIVALENT TYPE OF PROTECTION AGAINST EROSION.
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5. UNEAR CONSTRUCTION ACTIVITIES SUCH AS RIGHT -OF -WAY AND EASEMENT CLEARING, ROADWAY DEVELOPMENT, PIPELINES, AND TRENCHING FOR
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UTILITIES, SHALL BE CONDUCTED TO MEET THE SOIL STABILIZATION REQUIREMENT.
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6. IF STRAW MULCH FOR TEMPORARY EROSION CONTROL IS USED, IT SHALL BE APPLIED AT A MINIMUM THICKNESS OF FOUR INCHES.
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7. OWNER MAY DIRECT MAINTENANCE AND REPAIR OF TESC MEASURES AND /OR FACILITIES AS THE HIGHEST PRIORITY WORK AT ANY TIME THE TESC
MEASURES AND /OR FACILITIES DO NOT MEET THE CURRENT CITY PLAN REQUIREMENTS. ALL TESC MEASURES AND /OR FACILITIES MAY NOT BE
SHOWN ON THE PLANS, BUT SHALL BE PROVIDED BASED ON WEATHER CONDITIONS AND CONSTRUCTION PRACTICES AT THE DISCRETION OF THE
OWNER.
8. IT IS THE CONTRACTOR'S RESPONSIBILITY TO ENSURE THAT ALL LOADS ARE SECURED PER RCW 46.61.655.
9. DUST CONTROL MUST BE PROVIDED BY THE CONTRACTOR. THE CONTRACTOR SHALL USE A VACUUM STREET SWEEPER TO REMOVE DUST AND
DEBRIS FROM PAVEMENT AREAS AS DIRECTED BY THE OWNER. FLUSHING OF STREETS SHALL NOT BE PERMITTED WTHOUT PRIOR CITY APPROVAL
POWER BROOMS SHALL NOT BE USED, NOR PERMITTED ON SITE.
10. THE ESC FACILITIES SHOWN ON THIS PLAN ARE THE MINIMUM REQUIREMENTS FOR ANTICIPATED SITE CONDITIONS. DURING THE CONSTRUCTION
PERIOD, THESE ESC FACILITIES SHALL BE UPGRADED AS NEEDED FOR UNEXPECTED STORM EVENTS AND MODIFIED TO ACCOUNT FOR CHANGING SITE
CONDITIONS (E.G. ADDITIONAL COVER MEASURES, ADDITIONAL SUMP PUMPS, RELOCATION OF DITCHES AND SILT FENCES, PERIMETER PROTECTION
ETC.) AS DIRECTED BY THE CITY.
11. THE ESC FACILITIES SHALL BE INSPECTED DAILY BY THE CONTRACTOR AND MAINTAINED TO ENSURE CONTINUED PROPER FUNCTIONING. MITTEN
RECORDS SHALL BE KEPT OF WEEKLY REVIEWS OF THE ESC FACILITIES.
12. ANY AREAS OF EXPOSED SOILS, INCLUDING ROADWAY EMBANKMENTS, THAT CULL NOT BE DISTURBED FOR TWO CONSECUTIVE DAYS DURING THE WET
SEASON OR SEVEN DAYS DURING THE DRY SEASON SHALL BE IMMEDIATELY STABILIZED WITH THE APPROVED ESC METHODS (E.G., SEEDING,
MULCHING, PLASTIC COVERING, ETC.).
13. ANY AREA NEEDING ESC MEASURES THAT DO NOT REQUIRE IMMEDIATE ATTENTION SHALL BE ADDRESSED WTHIN SEVEN (7) DAYS.
14. THE ESC FACILITIES ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED A MINIMUM OF ONCE A MONTH DURING THE DRY SEASON, TWICE A
MONTH DURING THE WET SEASON, OR WITHIN TWENTY FOUR (24) HOURS FOLLOWING A STORM EVENT.
15. COVER MEASURES WILL BE APPLIED IN CONFORMANCE NTH APPENDIX D OF THE SURFACE WATER DESIGN MANUAL
16. PRIOR TO THE BEGINNING OF THE WET SEASON (OCT. 1), ALL DISTURBED AREAS SHALL BE REVIEWED TO IDENTIFY WHICH ONES CAN BE SEEDED IN
PREPARATION FOR THE WINTER RAINS. DISTURBED AREAS SHALL BE SEEDED WITHIN ONE WEEK OF THE BEGINNING OF THE WET SEASON. A
SKETCH MAP OF THOSE AREAS TO BE SEEDED AND THOSE AREAS TO REMAIN UNCOVERED SHALL BE SUBMITTED TO THE OWNER.
REVISED TO CONFORM
TO CONSTRUCTION RECORDS
V/ ` 9/23/13
RH2 ENGINEERING INC. DATE
ENGINE E R S
PLANNERS
SCIENTISTS
RH2 ENGINEERING, INC.
http: / /www.rh2 -aam
m.tbox&rh2.com 1.800.720.8052
BELLINGHAM 360.676.oe36
454 West Horton Road
BOTHELL azssysaa0
22722 29th Drive SE, Suite 210
EAST
WENATCHEE sos.eas.zs00
300 Simon Street, Suite 5
RICHLAND ..a4. 51 s1
114 Columbia Point Drive. Suite C
SILVERDALE 3608m(i,>960
2021 NW Mhyre Rd, Suite 107
TACOMA 253372 3055
621 Pacific Avenue Suite 104
zm��DRAWNG IS NOT TO SCALE
IF BAR IS NOT 2' LONG
Z I REVISED TO CONFORM TO CONSTRUCTION RECORDS
NO. REVISION
rev+nm: KMP
DAIS NOV 16, 2010
a1EMi. REN
LLC KMP 9/23/13 "w 110 -D93
BY REVIEW DATE -N- :RRWM -D -GEN
CDC W- - .s58Z11,112- -.-L