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HomeMy WebLinkAboutR-417703STORMWATER NOTES 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE- CONSTRUCTION MEETING SHALL BE HELD AMONG THE CITY OF RENTON, HEREBY REFERRED TO AS THE CITY, THE APPLICANT, AND THE APPLICANT' S CONTRACTOR. 2. THE APPLICANT SHALL BE RESPONSIBLE FOR SECURING ALL NECESSARY CITY, STATE, AND FEDERAL PERMITS PRIOR TO CONSTRUCTION. 3. ALL STORM DRAINAGE IMPROVEMENTS SHALL BE DESIGNED AND CONSTRUCTED IN ACCORDANCE WITH THE LATEST EDITION OF THE Cltt OF RENTON SURFACE WATER DESIGN MANUAL ( RENTON SWDM), RENTON MUNICIPAL CODE ( RMC), AND THE STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION PREPARED BY WSDOT AND THE AMERICAN PUBLIC WORKS ASSOCIATION ( APWA). IT SHALL BE THE SOLE RESPONSIBILITY OF THE APPLICANT TO CORRECT ANY ERROR, OMISSION OR VARIATION FROM THE ABOVE REQUIREMENTS FOUND IN THE PLANS. ALL CORRECTIONS SHALL BE AT NO ADDITIONAL COST TO THE CITY. 4. APPROVAL OF THE ROAD, GRADING, PARKING, BUILDING, AND DRAINAGE PLAN DOES NOT CONSTITUTE AS APPROVAL OF ANY OTHER CONSTRUCTION ( E.G. WATER, SEWER, GAS, ELECTRICAL. ETC.). PLANS FOR STRUCTURES SUCH AS BRIDGES, VAULTS, AND RETAINING WALLS REQUIRE A SEPARATE REVIEW AND APPROVAL BY THE Cltt PRIOR TO CONSTRUCTION. THE SURFACE WATER DRAINAGE SYSTEM SHALL BE CONSTRUCTED ACCORDING TO THE APPROVED PLANS. ANY DEVIATION FROM THE APPROVED PLANS WILL REQUIRE COORDINATION FOLLOWED BY WRITTEN APPROVAL FROM THE CITY. 5. A COPY OF THE APPROVED PLANS SHALL BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS. 6. THE LOCATIONS OF ALL EXISTING UTILITIES SHOWN HEREON HAVE BEEN ESTABLISHED BY FIELD SURVEY OR OBTAINED FROM AVAILABLE RECORDS AND SHALL THEREFORE BE CONSIDERED APPROXIMATE ONLY AND NOT NECESSARILY COMPLETE. IT IS THE SOLE RESPONSIBILITY OF THE APPLICANT AND THE APPLICANT' S CONTRACTOR TO INDEPENDENTLY VERIFY THE ACCURACY OF ALL UTILITY LOCATIONS SHOWN, AND TO FURTHER DISCOVER AND AVOID ANY OTHER UTILITIES NOT SHOWN HEREON THAT MAY BE AFFECTED BY THE IMPLEMENTATION OF THIS PLAN. THE APPLICANT SHALL RECORD ON THE AS- BUILT DRAWINGS ALL UNDOCUMENTED UTILITIES DISCOVERED AND ANY CHANGES TO THE APPROVED PLANS. THE APPLICANT SHALL IMMEDIATELY NOTIFY THE ENGINEER OF RECORD IF A CONFLICT EXISTS. 7. VERTICAL DATUM SHALL BE NAND 88 AND HORIZONTAL DATUM SHALL BE HAD 83 ( WA STATE PLANE, NORTH), UNLESS OTHERWISE APPROVED BY THE CITY. REFERENCE BENCHMARK, DATUM, AND ELEVATIONS SHALL BE NOTED ON THE PUNS. 8. ALL UTILITY TRENCH BACKFILL AND ROADWAY SUBGRADE SHALL BE COMPACTED TO 95% MAXIMUM DRY DENSITY PER SECTION 2-03.3(14)D - COMPACTION AND MOISTURE CONTROL TESTS OF THE WSDOT STANDARD SPECIFICATIONS. IN PERMEABLE PAVEMENT AND OTHER INFILTRATION AREAS, ALL TRENCH BACKFILL SHALL BE FIRM AND UNYIELDING BUT IN NO CASE SHALL BE COMPACTED TO MORE THAN 92% OF MAXIMUM DRY DENSITY. 9. ALL PIPE AND STRUCTURES SHALL BE STAKED FOR SURVEY LINE AND GRADE PRIOR TO THE START OF CONSTRUCTION. WHERE SHOWN ON THE PLANS OR WHERE DIRECTED BY THE CITY, THE EXISTING MANHOLES, CATCH BASINS, OR INLETS SHALL BE ADJUSTED TO THE GRADE AS STAKED. 10.ALL FLOW CONTROL FACILITIES SHALL BE INSTALLED AND IN OPERATION PRIOR TO, OR IN CONJUNCTION WITH, ANY CONSTRUCTION ACTIVITY UNLESS OTHERWISE APPROVED BY THE CITY. I I. ALL PIPE AND APPURTENANCES SHALL BE LAID ON A PROPERLY PREPARED FOUNDATION IN ACCORDANCE WITH THE CURRENT STATE OF WASHINGTON STANDARD SPECIFICATION FOR ROAD AND BRIDGE CONSTRUCTION. THIS SHALL INCLUDE NECESSARY LEVELING OF THE TRENCH BOTTOM OR THE TOP OF THE FOUNDATION MATERIAL, AS WELL AS PLACEMENT AND COMPACTION OF REQUIRED BEDDING MATERIAL TO UNIFORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WILL BE SUPPORTED ON A UNIFORMLY DENSE, UNYIELDING BASE. ALL PIPE BEDDING AND BACKFILL SHALL BE AS SHOWN ON THE CITY STANDARD PLAN 220. 00, 220. 10, AND 20. 12.BUILDINGS AND OTHER STRUCTURES SHALL BE PLACED IN ACCORDANCE WITH TABLE 4.1 EASEMENT WIDTHS AND BUILDING SETBACKS LINES OF THE RENTON SWDM. 13TOOTING DRAINAGE SYSTEMS AND ROOF DOWNSPOUT SYSTEMS SHALL NOT BE INTERCONNECTED AND SHALL SEPARATELY CONVEY COLLECTED FLOWS TO THE CONVEYANCE SYSTEM OR FLOW CONTROL FACILITY ON THE SITE, UNLESS APPROVED BY THE CITY. FOOTING DRAINS SHALL NOT BE CONNECTED TO ON- SITE BMPS. 14.THE END OF EACH STORM DRAIN STUB SHALL BE CAPPED. A CLEANOUT TOPPED WITH A BOLT- LOCKING LID KEY " STORM°OR ' DRAIN" SHALL BE LOCATED AT THE PROPERTY LINE OR AT THE POINT OF CONNECTION OF A PRIVATE STORM DRAINAGE CONVEYANCE SYSTEM PER THE CITY STANDARD PLAN 227. 00. 15.ALL STORM SYSTEM EXTENSIONS SHALL BE STAKED FOR LINE AND GRADE BY A SURVEYOR LICENSED IN WASHINGTON STATE, AND CUT SHEETS SHALL BE PROVIDED TO THE Cltt PRIOR TO CONSTRUCTION. 16.ALL NEWLY- INSTALLED AND NEWLY- REHABILITATED ( PUBLIC AND PRIVATE) STORM CONVEYANCE SYSTEMS SHALL BE INSPECTED BY MEANS OF REMOTE CCTV ACCORDING TO THE CITY STANDARD PLAN 266. 00, CCN INSPECTIONS AND REPORTS SHALL BE SUBMITTED TO THE CITY PRIOR TO RECEIVING APPROVAL TO INSTALL PROJECT CURBS, GUTTERS AND/ OR PAVEMENT. (TALL STORM SYSTEMS AND CONNECTIONS TO EXISTING MAINS SHALL BE TESTED IN ACCORDANCE WITH SECTION 7-04.3(1) OF THE WSDOT STANDARD SPECIFICATIONS AND IN THE PRESENCE OF A REPRESENTATIVE OF THE CITY. STORM DRAIN STUBS SHALL BE TESTED FOR ACCEPTANCE AT THE SAME TIME THE MAIN STORM IS TESTED. 1STOR ALL DISTURBED PERVIOUS AREAS ( COMPACTED, GRADED, LANDSCAPED, ETC.) OF THE DEVELOPMENT SITE, TO MAINTAIN THE MOISTURE CAPACITY OF THE SOIL EITHER STOCKPILE AND REDISTRIBUTE THE EXISTING DUFF LAYER AND NATIVE TOPSOIL OR AMEND THE SOIL WITH COMPOST IN ACCORDANCE Wlh STANDARD PLAN 264.00. 19.ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMITS BY THE CITY DOES NOT RELIEVE THE APPLICANT OF THE CONTINUING LEGAL OBLIGATION AND/ OR LIABILITY CONNECTED WITH STORMWATER DISPOSAL. THE CITY DOES NOT ACCEPT ANY OBLIGATION FOR THE PROPER FUNCTIONING AND MAINTENANCE OF THE STORM SYSTEM PROVIDED DURING CONSTRUCTION. 20.PROJECTS LOCATED WITHIN THE CITY S AQUIFER PROTECTION AREA ( ARA) SHALL COMPLY WITH SPECIAL REQUIREMENT # 6 OF THE RENTON SWUM AND AQUIFER PROTECTION REGULATIONS ( RMC 4-3-050). 21.MINIMUM COVER OVER STORM DRAINAGE PIPE SHALL CONFORM TO TABLE 4.2.1.A2 OF THE RENTON SWUM. 22. ALL WORKMANSHIP AND MATERIALS SHALL BE IN ACCORDANCE WITH APPROVING AGENCY STANDARDS AND THE MOST CURRENT COPY OF THE STATE OF WASHINGTON STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION (WSDOT/APWA) AND AS AMENDED BY THE APPROVING AGENCY. 23.THE STORM DRAINAGE SYSTEM SHALL BE CONSTRUCTED ACCORDING TO APPROVED PLANS ON FILE WITH BOEING AND THE APPROVING AGENCY. ANY ACCUMULATED MATERIAL SHALL BE REMOVED AT THE CLOSEST DOWNSTREAM MANHOLE. VELOCITY IN THE PIPE DURING FLUSHING SHALL BE AT LEAST 3 FPS. 25.PRECAST MANHOLE SECTIONS SHALL CONFORM TO ASTM C478. MANHOLES, CATCH BASINS, AND DRAINS SHALL BE SET PLUMB TO LINE AND GRADE AND SHALL BE PLACED ON A FIRM BASE. 26.PVC DRAIN BASIN SHALL BE NYLOPLAST OR APPROVED EQUAL INSTALLED PER MANUFACTURER'S RECOMMENDATIONS AND DETAIL ON SHEET C501-61P. 27. ALL OPEN GRATES ON DRAINAGE COLLECTING STRUCTURES SHALL BE 20-INCH X 24-INCH AIRCRAFT RATED HERRINGBONE PATTERN, EAST JORDAN IRON WORKS PRODUCT NUMBER 00775035BOl OR APPROVED EQUAL, UNLESS OTHERWISE NOTED. 28.ALL 30-INCH SOLID LOCKING LIDS SHALL BE AIRCRAFT RATED AND LID LETTERING SHALL READ 'DRAIN". FRAME AND GRATE SHALL BE AIRCRAFT RATED WITH MATCHING BOLT PATTERN, NEENAH FOUNDRY PRODUCT NUMBER R-3492-A OR APPROVED EQUAL. 29.ALL 36-INCH BY 72-INCH DOUBLE LEAF HATCHES SHALL BE AIRCRAFT RATED. NEENAH FOUNDRY PRODUCT R-3498-R3S OR APPROVED EQUAL. 3YALL STORMWATER CONVEYANCE PIPE SHALL BE FUSION -BUTT WELDED BLACK HOPE (PE 3408) PIPE PER WSDOT STD SPEC 9-05.23 WITH A MAXIMUM SDR OF 17 UNLESS NOTED OTHERWISE. 31.USE DETECTABLE WARNING TAPE OVER ALL PIPING. 32.BOEING STORMWATER STRUCTURE IDENTIFICATION NUMBERS AS SHOWN IN PLANS SHALL BE ETCHED OR ENGRAVED ON THE GRATE OR LID OF EACH STRUCTURE AFTER INSTALLATION AND PRIOR TO FINAL ACCEPTANCE OF THE STORM DRAINAGE SYSTEMS. 33.TIDEFLEX CHECK VALVES SHALL BE CHECKMATE (NUKE CHECK VALVES MOUNTED IN AN UPSTREAM CLAMP CONFIGURATION. VALVE SHALL BE INSTALLED WITHIN 18-INCHES MANHOLE OF CONNECTION. SEE DETAIL 2 ON SHEET C501-6N. 34.INSTALL ON ALL CATCH BASINS CURB MARKERS, ULTRATECH INTERNATIONAL, THAT READ NO DUMPING DRAINS TO WATERWAY TRENCH NOTE TRENCH SAFETY IS THE CONTRACTOR'S RESPONSIBILITY. WSP USA ASSUMES NO RESPONSIBILITY. ALL TRENCH SAFETY SYSTEMS SHALL MEET THE REQUIREMENTS OF THE WASHINGTON INDUSTRIAL SAFETY AND HEALTH ACT, CHAPTER 49.17 ROW. CONCRETE 1. PORTLAND CEMENT CONCRETE PAVEMENT (POOP) SHALL A MIN COMPRESSIVE STRENGTH AT 28 DAYS OF F'c=4,000 PSI. 2. CONTRACTOR TO PROVIDE CONCRETE MIX DESIGN FOR HIGH EARLY STRENGTH CONCRETE, WHICH MUST HAVE A FLEXURAL STRENGTH OF 650 PSI IN 14 DAYS AND MUST BE OPEN TO TRAFFIC IN 3 DAYS WITH MINIMUM COMPRESSIVE STRENGTH OF 2500 PSI. IN 28 DAYS, COMPRESSIVE STRENGTH MUST BE 4000 PSI MINIMUM. 3. ALL CONCRETE SHALL CONFORM TO REQUIREMENTS IN THE WSDOT STANDARD SPECIFICATION SECTION 6-02 UNLESS SPECIFIED OTHERWISE. TRAFFIC NOTE 1. DO NOT CLOSE OR OBSTRUCT EXISTING TRAFFIC ROUTES WITHOUT PERMISSION FROM BOEING. COORDINATE LOCATION AND TIMING OF ALL ROADWAY CLOSURES WITH BOEING PRIOR TO PERFORMING WORK. 2. TEMPORARY PAVEMENT MARKINGS SHALL BE PER WSDOT STANDARD SPECIFICATION SECTION 8-23. 3. REFER TO CHANNELIZATION & SIGN PLANS FOR SIGN REMOVAL AND RELOCATION. 4. SELF-CONTAINED HYDROBLST SHALL BE USED FOR THE REMOVAL OF ALL PAINT STRIPING, LETTERS, AND MARKINGS. WSP AC 333a19N Aveme X It CALL 48 HOURS S 300 al 9B0a12Kb fetl:( Wry, BEFORE YOU DIG 1- 1-QLIB-424-.>JrJ.> FAX: GM)431-2250 FAX: (i(6) 431-E350 SYM REVISION SY APPROVED DATE ORIG APRON R - CENTRAL C180242 WSP SPT 07/09/21 REVISION DATUM NOTES 1. HORIZONTAL DATUM: WASHINGTON STATE COORDINATE SYSTEM, NORTH ZONE, NORTH AMERICAN DATUM 1983(91). 2. VERTICAL DATUM: NATIONAL GEODETIC VERTICAL DATUM 1929 (NGVD29). 3. VERTICAL DATUM CONVERSION: NGVD29 TO THE NORTH AMERICAN VERTICAL DATUM 1988 (NAVD88) = NGVD29 + 3.60 FEET. ESC CONSTRUCTION SEQUENCE 1. ALL EROSION AND SEDIMENTATION CONTROL DEVICES SHOWN ON THE PROJECT DRAWINGS SHALL BE INSTALLED PRIOR TO OR AS THE FIRST STAGE OF SITE PREPARATION, 2. COMMENCE CONSTRUCTION 3. SHOULD DEWATERING OF EXCAVATION BECOME NECESSARY, CONTRACTOR SHALL PROVIDE DEWATERING PLAN, LABOR AND EQUIPMENT. COORDINATE DEWATERING WITH BOEING CONSTRUCTION MANAGEMENT, SITE ENVIRONMENTAL ENGINEERING AND THEIR GEOTECHNICAL ENGINEER. PROJECT TEAM WILL COORDINATE ROLES AND RESPONSIBILITIES FOR PROPER WATER MANAGEMENT. 4. UPON COMPLETION OF THE PROJECT, STABILIZE ANY REMAINING DISTURBED AREAS AND REMOVE BMPS IF APPROPRIATE. 5. REMOVE TRAFFIC CONTROL AND REMAINING EROSION CONTROL AND POLLUTION PREVENTION MEASURES UPON APPROVAL BY BOEING. EROSION CONTROL NOTES 1. ON -SITE EROSION MEASURES AND STORM WATER POLLUTION PREVENTION SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR. ANY PROBLEMS OCCURRING BEFORE FINAL ACCEPTANCE OF THE STORM SEWER BY THE OWNER SHALL BE CORRECTED BY THE CONTRACTOR. 2. ALL EROSION AND SEDIMENTATION CONTROL DEVICES SHOWN ON THESE DRAWINGS SHALL BE INSTALLED PRIOR TO OR AS THE FIRST STAGE OF SITE PREPARATION. 3. SHOULD THE TEMPORARY EROSION AND SEDIMENTATION CONTROL MEASURES AS SHOWN IN THE DRAWINGS OR SPECIFIED IN THE NOTES NOT PROVE ADEQUATE TO CONTROL EROSION AND SEDIMENTATION, THE CONTRACTOR SHALL INSTALL STRAW WATTLES, SILT FENCE OR ADDITIONAL FACILITIES AS NECESSARY TO PROTECT ADJACENT PROPERTIES, SENSITIVE AREAS, NATURAL WATER COURSES AND/OR STORM DRAINAGE SYSTEMS. 4. ALL NECESSARY FACILUES SHALL BE MAINTAINED ON -SITE TO PREVENT DEBRIS, DUST AND MUD FROM ACCUMULATING ON THE PUBLIC RIGHT-OF-WAY AND BOEING PROPERTY. 5. THE CONTRACTOR SHALL COMPLY WITH ALL REQUIREMENTS OF THE SITE'S CONSTRUCTION STORMWATER GENERAL PERMIT OR, FOR CONSTRUCTION PROJECTS LESS THAN AN ACRE, THE SITE'S INDUSTRIAL STORMWATER GENERAL PERMIT. 6. THE CONTRACTOR SHALL COORDINATE WITH BOEING SITE ENVIRONMENTAL ENGINEERING ON WHO WILL OBTAIN ANY REQUIRED STORMWATER SAMPLES. 7. THE CONTRACTOR SHALL COMPLETE AN EROSION CONTROL CHECKLIST, CAREFULLY REVIEW IT, AND MAINTAIN ALL STORMWATER POLLUTION PREVENTION MEASURES DAILY. CHECKLISTS SHALL BE MAINTAINED ORBITS AND BE AVAILABLE FOR REVIEW AT ANY TIME. CB PROTECTION NOTES 1. CATCH BASIN INSERTS SHALL BE PROVIDED IN THE CATCH BASINS TRIBUTARY TO AREA WHERE CONTRACTOR'S CONSTRUCTION ACTIVITIES OCCUR. 2. CATCH BASIN INSERTS SHALL BE INCLUDED ON THE WEEKLY INSPECTON CHECKLIST AND MAINTAINED FOR THE DURATION OF THE PROJECT. 3, CATCH BASIN INSERTS SHALL BE REMOVED FOLLOWING COMPLETION OF CONSTRUCTION AND STABIUZATION OF ALL CLEARED AREAS. POLLUTION PREVENTION NOTES 1. PREVENT OIL AND FUELS FROM ENTERING THE STORM DRAINAGE SYSTEM WITH PROPER CONTAINMENT DEVICES. 2. SWEEP DIRT FROM PAVING DAILY OR AS NEEDED. THE INTENT IS TO PREVENT DIRT AND DEBRIS FROM VEHICLES AND EQUIPMENT FROM BEING DEPOSITED ON BOEING OWNED STREET AND CITY STREET PAVEMENT. 3. THE CONTRACTOR SHALL PREVENT ALL MATERIAL USED OR GENERATED ON -SITE FROM ENTERING THE STORM DRAINAGE SYSTEM. THE CONTRACTOR IS RESPONSIBLE FOR PROVIDING ADEQUATE CONTAINMENT/SEPARATION AT ALL TIMES. ALL STORMWATER POLLUTION PREVENTION MEASURES SHALL BE COORDINATED WITH ENVIRONMENTAL ENGINEERING TO ENSURE COMPLIANCE WITH APPLICABLE STORMWATER PERMITS. 4. THE CONTRACTOR SHALL CONDUCT DAILY STORMWATER/ENVIRONMENTAL INSPECTION OF THE CONSTRUCTION SITE. SCOPE OF THE INSPECTION WILL BE COORDINATED WITH SITE ENVIRONMENTAL ENGINEERING. 5. CONTRACTOR SHALL PROVIDE A TEMPORARY WHEEL WASH AT THE DESIGNATED CONSTRUCTION ENTRANCE. SECURITY FENCING 1. CONTRACTOR SHALL PLACE TEMPORARY SECURITY FENCING AROUND ALL WORK AREAS WHERE PERMANENT FENCING IS BEING REPLACED. TOPOGRAPHIC NOTE THE TOPOGRAPHICAL DATA SHOWN ON THESE DRAWINGS HAS BEEN PREPARED IN PART BY OTHERS. WSP CANNOT ENSURE THE ACCURACY OF THAT INFORMATION AND IS NOT RESPONSIBLE FOR ANY ERRORS OR OMISSIONS. BY I APPROVED I DATE FIRE AND WATER SERVICE NOTES 1. INSTALL FlRE SERVICE AND WATER SERVICE LINES IN ACCORDANCE WITH WSDOT STANDARD SPECIFICATION 7-09. 2. PIPE SHALL BE AWWA C151, CLASS 54 THICKNESS DUCTILE IRON PIPE WITH RUBBER GASKETS MEETING AWWA C111, AND SHALL HAVE RESTRAINED JOINTS UNLESS OTHERWISE NOTED ON THE DRAWINGS. 3, FITTINGS SHALL BE AWWA C110 OR C153, CEMENT LINED DUCTILE IRON MEETING THE REQUIREMENTS OF AWWA C104, WITH RESTRAINED JOINTS. MECHANICAL OR FLANGED JOINTS SHALL BE USED AS INDICATED ON THE DRAWING. 4. UNLESS OTHERWISE NOTED ON THE DRAWINGS, ALL DUCTILE IRON PIPING AND FITINGS SHALL HAVE FLEXIBLE BOLTLESS RESTRAINED JOINTS, WITH A MECHANISM THAT PROVIDES A POSITIVE AXIAL LOCK BETWEEN THE BELL AND THE SPIGOT TO RESTRAIN THE JOINT. TR-FLEX BY U.S. PIPE, OR APPROVED EQUIVALENT. TR-FLEX GRIPPER RING BY U.S. PIPE SHALL BE USED TO RESTRAIN FIELD CUT PIPE, PER MANUFACTURER'S INSTRUCTIONS. 5. FOLLOW ALL MANUFACTURER'S INSTALLATION INSTRUCTIONS FOR RESTRAINED JOINT ASSEMBLY. ONCE LOCKING SEGMENTS OF RESTRAINED JOINTS ARE IN PLACE, FULLY EXTEND JOINT TO REMOVE SLACK IN LOCKING SEGMENT CAVITY. JOINT EXTENSION IS NECESSARY TO OBTAIN MARKED LAYING LENGTH ON PIPE AND TO MINIMIZE GROWTH OR EXTENSION OF LINE WHEN PRESSURIZED. 6. ALL FITTINGS AND TRANSITION COUPLINGS SHALL HAVE PRESSURE RATINGS AT LEAST EQUAL TO PIPING PRESSURE RATING. 7. FIRE SERVICE PIPING JOINTS SHALL MEET UL 194. 8. CATE VALVE INSTALLATION SHALL COMPLY WITH AWWA C600 AND AWWA M44, 9. INSTALL FIRE AND WATER PIPING WITH 3.0 FEET (MIN.) OF COVER UNLESS OTHERWISE INDICATED. 10. PROVIDE ALL PIPE DEFLECTIONS IN ACCORDANCE WITH PIPE MANUFACTURER'S RECOMMENDATIONS. 11. FIRE LINES SHALL BE DESIGNED BY A LICENSED FIRE PROTECTION ENGINEER. A SEPARATE, DETAILED PLAN SHALL BE APPROVED BY THE FIRE MARSHALL AND BOEING FIRE DEPARTMENT AND INSTALLED BY A WASHINGTON CERTIFIED LEVEL "U" CONTRACTOR IN ACCORDANCE WITH WAG 212-80-010. 12. WRAP ALL DUCTILE IRON PIPE AND ADJACENT VALVES AND FIRINGS WITH 8 MIL POLYETHYLENE CONFORMING TO AWWA C105. 13. FlRE HYDRANTS SHALL BE WATEROUS PACER HYDRANT, MODEL WB67-250, U.L. AND F.M. APPROVED, DUCTILE IRON, 3-WAY WITH 5 % PUMPER CONNECTION. HYDRANTS SHALL HAVE STORZ ADAPTER AND CAP INSTALLED. PIPING SHALL HAVE 3.0 FEET (MIN.) COVER. FURNISH EXTENSION KIT IF GREATER COVER IS NEEDED. FERGUSON ITEM AND DESCRIPTION AS FOLLOWS: a. HYDRANT DESCIPTION: 5-% WB67 UL/FM 4'OL L/A MJ WHITE B. HYDRANT NO.: SP-WB67LAOLPUL/FM c. STORZ ADAPTER AND CAP DESCRIPTION: 4-t{VX5 POST STORZ ADPT W/CAP 15. PROVIDE 3 FEET (MIN.) HORIZONTAL CLEARANCE AROUND ALL BURIED AND EXPOSED VALVES, FDC's, PIV's, AND VALVE ASSEMBLYS. 16. PROVIDE 300 FEET (MAX.) SPACING BETWEEN FIRE HYDRANTS. 17. SECTION VALVES SHALL BE FLUSH UNLESS NOTED OTHERWISE. COVERS SHALL MATCH ADJACENT GRADE. 18. UNDERGROUND DOMESTIC WATER PIPE 2" DNMEFER AND SMALLER SHALL BE SOFT COPPER TUBING TYPE K. COPPER TUBING SHALL CONFORM TO ASTM SPECIFICATION B75 AND B88 AS THEY APPLY TO TYPE K COPPER TUBING. UNDERGROUND DOMESTIC WATER FITTINGS SHALL BE WROUGHT COPPER OR BRONZE SOLDERED ANSI/ASME B16.15, ASA 125 POUND CLASS. 19. ABOVEGROUND DOMESTIC WATER PIPE 2" DIAMETER AND SMALLER SHALL BE HARD COPPER TUBING TYPE K. COPPER TUBING SHALL CONFORM TO ASTM B75 AND 888 AS THEY ARLEY TO TYPE K COPPER TUBING. ABOVEGROUND DOMESTIC WATER FITTINGS SHALL BE WROUGHT COPPER OR BRONZE SOLDERED ANSI/ASME 816.15, ASA 125 POUND CLASS. 20. ALL UNDERGROUND COPPER TUBING SHALL BE PROTECTED FROM CORROSION WITH 3M SCOTCHRAP PIPE PRIMER AND 3M SCOTCHRAP PROTECTION TAPE 50 OR APPROVED EQUAL. 21. 8" WATER SERVICE PIPING JOINTS SHALL MEET AWWA C600 AND AWWA M41. UNDERGROUND UTILITY NOTES 1. EXISTING ACTIVE AND ABANDONED UTILITY LOCATIONS SHOWN ON PLANS ARE COMPILED FROM SITE SURVEY AND AVAILABLE AS -BUILT INFORMATION. THE CONTRACTOR SHALL DETERMINE THE EXACT LOCATION OF ALL EXISTING ACTIVE AND ABANDONED UTILITIES BEFORE COMMENCING WORK AND SHALL BE FULLY RESPONSIBLE FOR ANY AND ALL DAMAGES THAT HAPPEN DUE TO THE CONTRACTORS FAILURE TO LOCATE EXACTLY AND PRESERVE ANY AND ALL UNDERGROUND UTILITIES. 2. UTILITY ABANDONMENT: a. WIRES SHALL BE REMOVED FROM ALL ELECTRICAL AND DATA CONDUIT TO BE ABANDONED IN PLACE. ABOVE GROUND CONDUIT CONNECTIONS SHALL BE REMOVED TO A MINIMUM DEPTH OF 24" PRIOR TO ABANDONMENT. b. ALL ABANDONED UNDERGROUND PIPES WITH A DIAMETER OF 8-INCHES OR GREATER SHALL BE PLUGGED AND FILLED WITH CDF. 3. PROVIDE DETECTABLE UNDERGROUND WARNING TAPE PER WSOOT SPEC SECTION 9-15.18 FOR ALL NEWLY INSTALLED UNDERGROUND UTILITIES. C PROVIDE BRASS UTILITY MARKER PER DETAIL 2 ON SHEET C501-60 FOR ALL EXISTING AND NEWLY INSTALLED UNDERGROUND UTILITIES WITHIN THE PROJECT LIMITS. 5. ALL UTILITY VAULT STRUCTURES AND ASSOCIATED ACCESS LIDS AND HATCHES SHALL MEET THE DESIGN LOADING REQUIREMENTS SHOWN ON SHEET C501-11). 6. THE LIFTING FORCE REQUIRED TO OPEN ACCESS LIDS AND HATCHES SHALL BE A MAXIMUM OF 35-POUNDS. HINGED LIDS AND ACCESS HATCHES SHALL BE EQUIPPED WITH A LIFT ASSIST SYSTEM AS REQUIRED TO MEET THE MAXIMUM LIFTING FORCE REQUIREMENTS. i L -BOEArw" ACCEPTABILITY THIS DESIGN AND/OR SPECIFICATION IS APPROVED APPROVED�PTTC GALVANIZED MATERIALS 1. THERE SHALL BE NO EXPOSED GALVANIZED MATERIALS, COATINGS OR ZINC APPLIED SURFACE TREATMENTS ON ANY EXTERIOR OR UNDERGROUND MATERIALS OR SURFACES. ALL GALVANIZED OR ZINC APPLIED MATERIALS OR COATING SHALL BE PERMANENTLY PAINTED OR COATED TO PREVENT EXPOSURE OF THE GALVANIZED/ZINC MATERIALS PRIOR TO INSTALLATION OR COMPLETION OF CONSTRUCTION. CITY OF RENTON EROSION CONTROL NOTES L BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY OCCURS, A PRE- CONSTRUCTION MEETING SHALL BE HELD AMONG THE CITY OF RENTON, HEREBY REFERRED TO AS THE CITY, THE APPLICANT, AND THE APPLICANT' S CONTRACTOR. 2. THE APPLICANT IS RESPONSIBLE FOR OBTAINING THE WASHINGTON STATE DEPARTMENT OF ECOLOGY ( ECOLOGY) CONSTRUCTION STORMWATER GENERAL PERMIT, IF IT IS REQUIRED FOR THE PROJECT. THE APPLICANT SHALL PROVIDE THE CITY COPIES OF ALL MONITORING REPORTS PROVIDED TO ECOLOGY ASSOCIATED WITH THE CONSTRUCTION STORMWATER GENERAL PERMIT. 3. THE ESC PLAN SET SHALL INCLUDE AN ESC CONSTRUCTION SEQUENCE DETAILING THE ORDERED STEPS THAT SHALL BE FOLLOWED FROM CONSTRUCTION COMMENCEMENT TO POST- PROJECT CLEANUP IN ORDER TO FULFILL PROJECT ESC REQUIREMENTS. C THE BOUNDARIES OF THE CLEARING LIMITS, SENSITIVE AREAS AND THEIR BUFFERS, AND AREAS OF VEGETATION PRESERVATION AND TREE RETENTION AS PRESCRIBED ON THE PLAN( S) SHALL BE CLEARLY DELINEATED BY FENCING AND PROTECTED IN THE FIELD IN ACCORDANCE WITH APPENDIX D OF THE CITY OF RENTON SURFACE WATER DESIGN MANUAL ( RENTON SWUM) PRIOR TO THE START OF CONSTRUCTION. DURING THE CONSTRUCTION PERIOD, NO DISTURBANCE BEYOND THE CLEARING LIMITS SHALL BE PERMITTED. THE CLEARING LIMITS SHALL BE MAINTAINED BY THE APPLICANT/ ESC SUPERVISOR FOR THE DURATION OF CONSTRUCTION. 5. STABILIZED CONSTRUCTION ENTRANCES SHALL BE INSTALLED AT THE BEGINNING OF CONSTRUCTION AND MAINTAINED FOR THE DURATION OF THE PROJECT. ADDITIONAL MEASURES, SUCH AS CONSTRUCTED WHEEL WASH SYSTEMS OR WASH PADS, MAY BE REQUIRED TO ENSURE THAT ALL PAVED AREAS ARE KEPT CLEAN AND TRACK- OUT TO ROAD RIGHT OF WAY DOES NOT OCCUR FOR THE DURATION OF THE PROJECT. IF SEDIMENT IS TRACKED OFFSITE. PUBLIC ROADS SHALL BE CLEANED THOROUGHLY AT THE END OF EACH DAY, OR MORE FREQUENTLY DURING WET WEATHER, AS NECESSARY TO PREVENT SEDIMENT FROM ENTERING WATERS OF THE STATE. 6. WASHOUT FROM CONCRETE TRUCKS SHALL BE PERFORMED OFF- SITE OR IN DESIGNATED CONCRETE WASHOUT AREAS ONLY. DO NOT WASH OUT CONCRETE TRUCKS ONTO THE GROUND, OR TO STORM DRAINS OR OPEN DITCHES. ON- SITE DUMPING OF EXCESS CONCRETE SHALL ONLY OCCUR IN DESIGNATED CONCRETE WASHOUT AREAS. 7. ALL REQUIRED ESC BMPS SHALL BE CONSTRUCTED AND IN OPERATION PRIOR TO LAND CLEARING AND/ OR CONSTRUCTION TO PREVENT TRANSPORTATION OF SEDIMENT TO SURFACE WATER, DRAINAGE SYSTEMS AND ADJACENT PROPERTIES. ALL ESC BMPS SHALL BE MAINTAINED IN A SATISFACTORY CONDITION UNTIL SUCH TIME THAT CLEARING AND/ OR CONSTRUCTION IS COMPLETE AND POTENTIAL FOR ON- SITE EROSION HAS PASSED. ALL ESC BMPS SHALL BE REMOVED AFTER CONSTRUCTION IS COMPLETED AND THE SITE HAS BEEN STABILIZED TO ENSURE POTENTIAL FOR ON- SITE EROSION DOES NOT EXIST. THE IMPLEMENTATION, MAINTENANCE, REPLACEMENT, ENHANCEMENT, AND REMOVAL OF ESC BMPS SHALL BE THE RESPONSIBILITY OF THE APPLICANT. & ANY HAZARDOUS MATERIALS OR LIQUID PRODUCTS THAT HAVE THE POTENTIAL TO POLLUTE RUNOFF SHALL BE DISPOSED OF PROPERLY. 9. THE ESC BMPS DEPICTED ON THIS DRAWING ARE INTENDED TO BE MINIMUM REQUIREMENTS TO MEET ANTICIPATED SITE CONDITIONS. AS CONSTRUCTION PROGRESSES AND UNEXPECTED OR SEASONAL CONDITIONS DICTATE, THE APPLICANT SHALL ANTICIPATE THAT MORE ESC BMPS WILL BE NECESSARY TO ENSURE COMPLETE SILTATION CONTROL ON THE PROPOSED SITE. DURING THE COURSE OF CONSTRUCTION, IT SHALL BE THE OBLIGATION AND RESPONSIBILITY OF THE APPLICANT TO ADDRESS ANY NEW CONDITIONS THAT MAY BE CREATED BY THE ACTIVITIES AND TO PROVIDE ADDITIONAL ESC BMPS, OVER AND ABOVE MINIMUM REQUIREMENTS, AS MAY BE NEEDED, TO PROTECT ADJACENT PROPERTIES AND WATER QUALITY OF THE RECEIVING DRAINAGE SYSTEM. 10. APPROVAL OF THIS PLAN IS FOR ESC ONLY. IT DOES NOT CONSTITUTE AN APPROVAL OF STORM DRAINAGE DESIGN, SIZE NOR LOCATION OF PIPES, RESTRICTORS, CHANNELS, OR STORMWATER FACILITIES. 11. ANY DEWATERING SYSTEM NECESSARY FOR THE CONSTRUCTION OF STORMWATER FACILITIES SHALL BE SUBMITTED TO THE CITY FOR REVIEW AND APPROVAL. 12. ANY AREAS OF EXPOSED SOILS, INCLUDING ROADWAY EMBANKMENTS, THAT WILL NOT BE DISTURBED FOR TWO DAYS DURING THE WET SEASON ( OCTOBER 1ST THROUGH APRIL 30TH) OR SEVEN DAYS DURING THE DRY SEASON ( MAY 1ST THROUGH SEPTEMBER 30TH) SHALL BE IMMEDIATELY STABILIZED WITH THE APPROVED ESC COVER METHODS ( E.G., SEEDING, MULCHING, PLASTIC COVERING, ETC.) IN CONFORMANCE WITH APPENDIX D OF THE RENTON SWDM. 13. WET SEASON ESC REQUIREMENTS APPLY TO ALL CONSTRUCTION STIES BETWEEN OCTOBER 1ST AND APRIL 30TH, UNLESS OTHERWISE APPROVED BY THE CITY. 1C ANY AREA NEEDING ADDITIONAL ESC MEASURES, NOT REQUIRING IMMEDIATE ATTENTION, SHALL BE ADDRESSED WITHIN SEVEN ( 7) DAYS. 15. THE ESC BMPS ON INACTIVE SITES SHALL BE INSPECTED AND MAINTAINED AT A MINIMUM OF ONCE A MONTH OR WITHIN 24 HOURS FOLLOWING A STORM EVENT. INSPECTION AND MAINTENANCE SHALL OCCUR MORE FREQUENTLY AS REQUIRED BY THE CITY. 16. BEFORE COMMENCEMENT OF ANY CONSTRUCTION ACTIVITY, CATCH BASIN INSERTS PER THE Cltt STANDARD PLAN 216. 30 SHALL BE PROVIDED FOR ALL STORM DRAIN INLETS DOWNSLOPE AND WITHIN 500 FEET OF A DISTURBED OR CONSTRUCTION AREA, UNLESS THE RUNOFF THAT ENTERS THE INLET WILL BE CONVEYED TO A SEDIMENT POND OR TRAP. ALL CATCH BASIN INSERTS SHALL BE PERIODICALLY INSPECTED AND REPLACED AS NECESSARY TO ENSURE FULLY FUNCTIONING CONDITION. 17, AT NO TIME SHALL SEDIMENT ACCUMULATION EXCEED 2/3 OF THE CAPACITY OF THE CATCH BASIN SUMP. ALL CATCH BASINS AND CONVEYANCE LINES SHALL BE CLEANED PRIOR TO PAVING. THE CLEANING OPERATION SHALL NOT FLUSH SEDIMENT- LADEN WATER INTO THE DOWNSTREAM SYSTEM. 18, ANY PERMANENT STORMWATER FACILITY LOCATION USED AS A TEMPORARY SETTING BASIN SHALL BE MODIFIED WITH THE NECESSARY ESC BMPS AND SHALL PROVIDE ADEQUATE STORAGE CAPACITY. IF THE TEMPORARY FACILITY IS TO ULTIMATELY FUNCTION AS AN INFILTRATION SYSTEM IN ITS PERMANENT STATE, THE TEMPORARY FACILITY SHALL BE ROUGH GRADED SO THAT THE BOTTOM AND SIDES ARE AT LEAST THREE FEE[ ABOVE THE FINAL GRADE OF THE PERMANENT FACILITY. 19. AREAS DESIGNATED ON THE PLAN( S) CONTAINING EXISTING STORMWATER FACILITIES OR ON- SITE BMPS ( AMENDED SOILS, BIORETENTION, PERMEABLE PAVEMENT, ETC.) SHALL BE CLEARLY FENCED AND PROTECTED USING ESC BMPS TO AVOID SEDIMENTATION AND COMPACTION DURING CONSTRUCTION. 20. PRIOR TO THE BEGINNING OF THE WEE SEASON ( OCTOBER 1ST), ALL DISTURBED AREAS SHALL BE INSPECTED TO IDENTIFY WHICH ONES SHALL BE SODDED OR SEEDED IN PREPARATION FOR THE WINTER RAINS. DISTURBED AREAS SHALL BE SODDED OR SEEDED WITHIN ONE WEEK OF THE BEGINNING OF THE WET SEASON. AN EXHIBIT OF THOSE AREAS TO BE SODDED OR SEEDED AND THOSE AREAS TO REMAIN UNCOVERED SHALL BE SUBMTITED TO THE CITY FOR REVIEW. 21. PRIOR TO FINAL CONSTRUCTION ACCEPTANCE, THE PROJECT SITE SHALL BE STABILIZED TO PREVENT SEDIMENT- LADEN WATER FROM LEAVING THE PROJECT SITE, ALL ESC BMPS SHALL BE REMOVED, AND STORMWATER CONVEYANCE SYSTEMS, FACILITIES, AND ON- SITE BMPS SHALL BE RESTORED TO THEIR FULLY FUNCTIONING CONDITION. ALL DISTURBED AREAS OF THE PROJECT SITE SHALL BE VEGETATED OR OTHERWISE PERMANENTLY STABILIZED. AT A MINIMUM, DISTURBED AREAS SHALL BE SODDED OR SEEDED AND MULCHED TO ENSURE THAT SUFFICIENT COVER WILL DEVELOP SHORTY AFTER FINAL APPROVAL. MULCH WITHOUT SEEDING IS ADEQUATE FOR AREAS TO BE LANDSCAPED BEFORE OCTOBER 1ST. 22. ROCKERIES ARE CONSIDERED TO BE A METHOD OF BANK STABILIZATION AND EROSION CONTROL. ROCKERIES SHALL NOT BE CONSTRUCTED TO SERVE AS RETAINING WALLS. ALL ROCKERIES IN CITY ROAD RIGHTS- OF- WAY SHALL BE CONSTRUCTED IN ACCORDANCE WITH CITY STANDARDS. ROCKERIES OUTSIDE OF ROAD RIGHTS- OF- WAY SHALL BE CONSTRUCTED IN ACCORDANCE WITH THE INTERNATIONAL BUILDING CODE. PAVEMENT STRIPING AND SIGNAGE NOTES 1. PERMANENT PAVEMENT MARKING SHALL BE PER WSDOT STANDARD SPECIFICATION SECTION 8-22, 2. TEMPORARY PAVEMENT MARKINGS SHALL BE PER WSDOT STANDARD SPECIRCATION SECTION 8-23. 3. REFER TO CHANNELIZATION & SIGN PLANS FOR SIGN REMOVAL AND RELOCATION. 4. SELF-CONTAINED HYDROBLST SHALL BE USED FOR THE REMOVAL OF ALL PAINT STRIPING, LETTERS, AND MARKINGS. 5. AIRPLANE STALL PAINT LINES SHALL NOT CONTAIN GLASS BEADS. 6. ALL NEWLY INSTALLED AND RELOCATED SIGNS SHALL BE MOUNTED ON STEEL SIGN SUPPORTS PER WSDOT STD PLAN G-24.20-01. CIVIL PER =RAL NOTES, LEGEND, AND ABBREVIATIONS R-4177003 IN COMPLIANCE WITH CITY OF RENTON STANDARDS Iahavez 0827 021 el C1802421 UKI(jI 07/09/21 101-1B C 180242 coMF RTN-YD-0501-18 RENTON SITE MASTER S 11