Loading...
HomeMy WebLinkAboutR-42142022 cwz �6vu¢ E No CITY OF RENTON DRAINAGE NOTES 1. BEFORE ANY CONSTRUCTION OR DEVELOPMENT S. ALL UTILITY TRENCH BACKFILL AND ROADWAY 15. BUILDINGS AND OTHER STRUCTURES SHALL BE 25, ISSUANCE OF THE BUILDING OR CONSTRUCTION 31. CONSTRUCTED PERMEABLE PAVEMENT SHALL BE ACTIVITY OCCURS, A PRE -CONSTRUCTION MEETING SUBGRADE SHALL BE COMPACTED TO 95%MAXIMUM PLACED IN ACCORDANCE WITH TABLE 4.1 EASEMENT PERMITS BY THE CITY DOES NOT RELIEVE THE PERMEABLE ENOUGH TO ABSORB WATER AT A SHALL BE HELD AMONG THE CITY OF RENTON, HEREBY DRY DENSITY PER SECTION 2-03.3(14)D-COMPACTION WIDTHS AND BUILDING SETBACKS LINES OF THE APPLICANT OF THE CONTINUING LEGAL OBLIGATION MINIMUM RATE OF 20 INCHES PER HOUR IMMEDIATELY REFERRED TO AS THE CITY, THE APPLICANT, AND THE AND MOISTURE CONTROL TESTS OF THE WSDOT RENTON SWDM. AND/OR LIABILITY CONNECTED WITH STORMWATER AFTER THE PAVEMENT SURFACE HAS BEEN WETTED APPLICANTS CONTRACTOR. STANDARD SPECIFICATIONS. IN PERMEABLE PAVEMENT DISPOSAL. THE CITY DOES NOT ACCEPT ANY CONTINUOUSLY FOR AT LEAST 10 MINUTES. AND OTHER INFILTRATION AREAS, ALL TRENCH 16. LIDS OF MANHOLES/CATCH BASINS WITHIN PUBLIC OBLIGATION FOR THE PROPER FUNCTIONING AND COMPLIANCE WITH THIS MINIMUM RATE SHALL BE 2. THE APPLICANT SHALL BE RESPONSIBLE FOR BACKFILL SHALL BE FIRM AND UNYIELDING BUT IN NO RIGHT-OF-WAY SHALL NOT BE ADJUSTED TO FINAL MAINTENANCE OF THE STORM SYSTEM PROVIDED CHECKED PRIOR TO CONSTRUCTION APPROVAL OF SECURING ALL NECESSARY CITY, STATE, AND FEDERAL CASE SHALL BE COMPACTED TO MORE THAN 92%OF GRADE UNTIL AFTER PAVING. ALL MANHOLE/CATCH DURING CONSTRUCTION. THE PAVEMENT. COMPLIANCE MAY BE CHECKED USING PERMITS PRIOR TO CONSTRUCTION. MAXIMUM DRY DENSITY. BASIN RIMS SHALL BE ADJUSTED TO BE FLUSH WITH A SIMPLE BUCKET TEST IN WHICH 5 GALLONS OF 3. ALL STORM DRAINAGE IMPROVEMENTS SHALL BE FINAL FINISHED GRADES, UNLESS OTHERWISE SHOWN. 26, ADEQUATE SAFEGUARDS, SAFETY DEVICES, WATER IS POURED ONTO THE PAVEMENT SURFACE ALL DESIGNED AND CONSTRUCTED IN ACCORDANCE WITH 9. OPEN CUTTING OF EXISTING ROADWAYS FOR STORM PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER AT ONCE. IF ONLY A MINOR AMOUNT OF WATER PONDS THE LATEST EDITION OF THE CITY OF RENTON DRAINAGE WORK IS NOT ALLOWED UNLESS 17. ALL DRIVEWAY CULVERTS LOCATED WITHIN CITY RIGHT ACTIONS NEEDED TO PROTECT THE LIFE, HEALTH, AND OR RUNS OFF THE SURFACE, THEN THE PAVEMENT IS SURFACE WATER DESIGN MANUAL (RENTON SWDM), SPECIFICALLY APPROVED BY THE CITY AND NOTED ON OF WAY SHALL BE SUFFICIENT LENGTH TO PROVIDE A SAFETY OF THE PUBLIC, AND TO PROTECT PROPERTY CONSIDERED TO MEET THE MINIMUM RATE OF RENTON MUNICIPAL CODE (RMC), AND THE STANDARD THESE APPROVED PLANS. ANY OPEN CUT SHALL BE MINIMUM 3:1 SLOPE FROM THE EDGE OF THE IN CONNECTION WITH THE PERFORMANCE OF WORK ABSORPTION. AT LEAST ONE TEST SHALL BE SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL RESTORED IN ACCORDANCE WITH THE CITY TRENCH DRIVEWAY TO THE BOTTOM OF THE DITCH. SHALL BE PROVIDED. ANY WORK WITHIN THE CONDUCTED PER 1,000 SQUARE FEET OF PERMEABLE CONSTRUCTION PREPARED BY WSDOT AND THE RESTORATION STANDARDS. TRAVELED RIGHT-OF-WAY THAT MAY INTERRUPT PAVEMENT. IF THIS TEST IS NOT CONCLUSIVE, THEN AMERICAN PUBLIC WORKS ASSOCIATION (APWA). IT 18. ROCK FOR EROSION PROTECTION OF ROADSIDE NORMAL TRAFFIC FLOW SHALL REQUIRE A TRAFFIC ANOTHER TEST PER ASTM C1701 SHALL BE SHALL BE THE SOLE RESPONSIBILITY, THE 10. ALL PIPE AND STRUCTURES SHALL BE STAKED FOR DITCHES, WHERE REQUIRED, SHALL BE OF SOUND CONTROL PLAN APPROVED BY THE CITY. ALL SECTIONS CONDUCTED. FOR LARGE AREAS (E.G., PARKING APPLICANT TO ERROR, OMISSION OR O SURVEY LINE AND GRADE PRIOR TO THE START OF QUARRY ROCK PLACED TO A MINIMUM DEPTH OF ONE (1) OF THE WSDOT STANDARD SPECIFICATIONS 1-10 AREAS), TESTING OBSERVATION MAY BE M THE VARIATION FROM THE ABOVE REQUIREMENTS FOUND CONSTRUCTION. WHERE SHOWN ON THE PLANS OR FOOT AND SHALL MEET THE FOLLOWING TEMPORARY TRAFFIC CONTROL SHALL APPLY. ACCOMPLISHED WHILE WALKING BEHIND ASLOWLY THE PLANS. ALL CORRECTIONS SHALL BE AT NO WHERE DIRECTED BY THE CITY, THE EXISTING SPECIFICATIONS: MOVING A ADDITIONAL COST TO THE CITY. MANHOLES, CATCH BASINS, OR INLETS SHALL BE A. 4-8 INCH ROCK /40-]0%PASSING. 27, PROJECTS LOCATED WITHIN THE CITV'S AQUIFER TO THE BDISCHARGINGWATERATA RATE SIMILAR TO THE BUCKET TEST. PERMEABLE SIMILAR ADJUSTED TO THE GRADE AS STAKED. PROTECTION AREA (APA) SHALL COMPLY WITH SPECIAL PAVERS SHALL BE TESTED USING ASTM C1781. 4. APPROVAL OF THE ROAD, GRADING, PARKING, B. 24 INCH ROCK 130-40%PASSING; AND REQUIREMENT M60F THE RENTON SWDM AND 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 CITY 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 LOCATION 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 APPLICANTS 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 NAVD 88 AND HORIZONTAL DATUM SHALL BE NAD 83 (WA STATE PLANE, NORTH), UNLESS OTHERWISE APPROVED BY THE CITY. REFERENCE BENCHMARK, DATUM, AND ELEVATIONS SHALL BE NOTED ON THE PLANS. 60% SUBMITTAL REvl;12A 3v 14PPU I -ATE 11. ALL FLOW CONTROL FACILITIES SHALL BE INSTALLED AND IN OPERATION PRIOR TO, OR IN CONJUNCTION WITH, ANY CONSTRUCTION ACTIVITY UNLESS APPROVED BY THE CITY. 12, 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 220,20. 13. STEEL PIPE SHALL BE ALUMINIZED, OR GALVANIZED WITH ASPHALT TREATMENT 1, 2, OR 5INSIDE AND OUTSIDE. 14. ALL DRAINAGE STRUCTURES SUCH AS CATCH BASINS AND MANHOLES SHALL BE FITTED WITH DUCTILE IRON, BOLT -LOCKING LIDS PER THE CITY STANDARD PLAN 204.10, 204.20, 204.30, 204.40, 204.50. STRUCTURES SHALL HAVE: A. RECTANGULAR OR ROUND, SOLID LIDS WHEN NOT COLLECTING RUNOFF, AND OUTSIDE OF THE ROADWAY. B. ROUND, SOLID LIDS WHEN NOT COLLECTING RUNOFF, AND LOCATED WITHIN THE ROADWAY, BUT OUTSIDE OF THE CURB/GUTTER LINE. C. LESS THAN 2 INCH ROCK 110 - 20% PASSING 19. FOOTING 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. 20 THE END OF EACH STORM DRAIN STUB SHALL BE CAPPED. A CLEANOUT TOPPED WITH A BOLT- LOCKING LID MARKED "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. 21. ALL STORM SYSTEM EXTENSIONS SHALL BE STAKED OR LINE AND GRADE BY A SURVEYOR LICENSED IN WASHINGTON STATE, AND CUT SHEETS SHALL BE PROVIDED TO THE CITY PRIOR TO CONSTRUCTION. 22. 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. CCTV INSPECTIONS AND REPORTS SHALL BE SUBMITTED TO THE CITY PRIOR TO RECEIVING APPROVAL TO INSTALL PROJECT CURBS, GUTTERS AND/OR PAVEMENT. 23. ALL STORM SYSTEMS AND CONNECTIONS TO EXISTING MAINS SHALL BE TESTED IN ACCORDANCE WITH SECTION 74M.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. C. ROUND, SOLID LIDS DISPLAYING THE CITY 24. FOR ALL DISTURBED PERVIOUS AREAS (COMPACTED, LOGO WHEN WITHIN THE PUBLIC GRADED, LANDSCAPED, ETC.) OF THE DEVELOPMENT RIGHT-OF-WAY OR IN AN EASEMENT TO THE SITE, TO MAINTAIN THE MOISTURE CAPACITY OF THE CITY. PRIVATE STRUCTURE LIDS OUTSIDE SOIL EITHER STOCKPILE AND REDISTRIBUTE THE PUBLIC RIGHT-OF-WAY AND EASEMENTS TO EXISTING DUFF LAYER AND NATIVE TOPSOIL OR AMEND THE CITY SHALL NOT DISPLAY THE CITY LOGO. THE SOIL WITH COMPOST IN ACCORDANCE WITH STANDARD PLAN 264.00. .;acobs AQUIFER PROTECTION REGULATIONS (RMC 4-3-050). 28. PLACEMENT OF SURFACE APPURTENANCES(CATCH BASIN/ MANHOLE LIDS, CLEANOUTS, INLETS, ETC.) IN THE STREET TRAVEL LANE WHEEL PATH, INTERSECTIONS OF STREET TRAVEL LANES, BIKE LANES, SIDEWALKS, AND CROSSWALKS SHALL BE AVOIDED WHENEVER POSSIBLE. ANY SURFACE APPURTENANCE PLACED IN A SIDEWALK OR CROSSWALK SHALL BE FITTED WITH A NON -SLIP OR NON- SKID LID PER ADA REQUIREMENTS. 29. CLEARLY LABEL PUBLIC AND PRIVATE SYSTEMS ON THE PLANS. PRIVATE SYSTEMS SHALL BE MAINTAINED BY THE APPLICANT. 30. MINIMUM COVER OVER STORM DRAINAGE PIPE SHALL CONFORM TO TABLE 4.2.1.A2 (SHOWN BELOW) OF THE RENTON SWDM. ALLOWABLE PIPE MATERIALS AND MINIMUM COVER PIPE TYPE MINIMUM COVER (FT) CORRUGATED STEEL PIPE 2.0 SPIRAL RIB STEEL PIPE 2.0 REINFORCED CONCRETE PIPE 1.0 CORRUGATED OR SPIRAL RIB ALUMINUM PIPE 2.0 DUCTILE IRON 1.0 LINE CORRUGATED POLYETHYLENE PIPE (LCPE) 2.0 CORRUGATED POLYETHYLENE PIPE (CPE)- TRIPLE WALL 2.0 POLYVINYL CHLORIDE PIPE (PVC) 3.0 SOLID WALL HIGH DENSITY POLYETHYLENE PIPE (HOPE) 2.0 J. GREEN P. ENS HRJNN OHNSON King County METRO PNO,E6ENo J. ET9LAIN J.ETUL E00558E18 METRO PROJECT ENGINEER ICXX%RRRRX METRO TRANSIT CAPITAL DIVISION RAPIDRIDE I LINE RENTON SEGMENT DRAINAGE GENERAL NOTES NOVEMBER 2021 C7.00 I NO: Of 202 XXXX R-4214202