Loading...
HomeMy WebLinkAboutR-409735J C) 0 U In n 1 N O N E Q) 0 :s 0 't 00 00 s7 CU 00 U O O O r` L.0 j z Lu SURFACE WATER STANDARD PLAN NOTES: THE FOLLOWING IS A LISTING OF GENERAL NOTES THAT SHALL FIE INCORPORATIED LN THE DRAINAGE PLAN SET. ALL THE NOTES GN THE IUSTI+'IAY NOT PERTAIN TO EVER' PROJECT THE APPLICANT OR OWNER, HERESY REFERRED TO AS APPLICANT. MAY STRIKE OUT IRRELEVANT NOTES IF NOTAPPLICABLE TO THE PROJECT. HOVdEVER, THE APPLICANT SHALL NOT RENUMBER NOR EDIT THE REMAINING NOTES. IF ADDITIONAL NOTES ARE NEEDED FOR SPECIFIC ASPECTS, THEY SHALL BE ADDED AFTER THE SURFACE WATER STANDARD PLAN 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 APPLIC,4NT'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 CITY OF RENTON SURFACE WATER DESIGN MANUAL (RENTON SWDNI), RENTON MUNICIPAL CODE (RMC), ANO THE STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION PREPARED BY WSDOT AND THE AMEfRICAN PUBLIC WORKS ASSOCIATION (APWA). JT SHALL BE THE SOLE RESPONSIBILITY OF THE APPLICANT TO CORRECT ANY ERROR, OMISSION OR VARIATION FRW THE ABOVE REQUIREMENTS FOUND IN THE FLANS. ALL CORRECTLONS 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 CITY PRIOR TO CONSTRUCTION. THE SURFACE WAT1=R ORAINAGE SYSYEM SHALL BE CONSTRUCTED ACCORDING TO THE APPROVED PLANS- ANY DEVIATION FROM THE APPROVED PLANS WILL REQUIRE COORDINATION FOLLOWED BY 0ORITTEN APPROVAL FROM THE CITY. 5 A COPY OF THE APPROVED PLANS SHALL BE ON THE JOB SITE WHENEVER CONSTRUCTION IS IN PROGRESS B THE LOCATMS OF ALL EXISTING UTILlrF9 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 UTJLFTY LOCATIONS SHOWN. AND TO FURTHER DISCOVER AND AVOID ANY OTHER UTILITIES M07 SHOWN HEREON THAT MAY BE AFFECTED BY THE IMPLEMENTATION OF THIS PLAN. THE APPLICANT SHALL RECORD ON THE ASBUILT ORAWINOS ALL UNDOCUMENTED UTILITIES DISCOVERED AND ANY CHANGES 70 THE APPROVED PLANS THE APPLICANT SHALL IMMEDIATELY NOTIFY THE ENGINEER OF RECORD IF A CONFLICT EXISTS. 7. VERTICAL DATUM SHALL BE NAVD B8 AND HORIZONTAL.DATUM SHALL BE NAD 83 TWA STATE PLANE. NORTH), UNLESS OTHERWISE APPROVED BY THE CITY. REFERENCE BENCHMARK, DATUM, AND ELEVATIONS SHALL BE NOTED ON THE PLANS. 8 ALL UTILITY TRENCH BACKFILL AND ROADWAY SUBGRADE SHALL BE COMPACTED TO 9S 1 MAXIMUM DRY DENSITY PER SECTION 2-03.3(14)D - COMPACTION AND MOISTURE CONTROL TESTS OF THE WSOOT 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 OPEN CUTTING OF EXISTING ROADWAYS FOR STORM DRAINAGE WORK IS NOT ALLOWED UNLESS SPECIFICALLY APPROVED BY THE CRY AND NOTED ON THESE APPROVED PLANS -ANY OPEN CUT SHALT BE RESTORED IN ACCORDANCE WITH THE CITY TRENCH RESTORATION STANDARDS- 10. ALL PLPE AND STRUCTURES SHALL BE STAKED FOR SURVEY LINE AND GRADE PRIOR TO THE START OF CONSTRUCTION WHERE SHOWN ON THE PLANS OR WHERE NRECTFO BY THE CITY- THE EXISTING MANHOLES, CATCH BASINS, OR INLETS SHALL BE ADJUSTED TO THE GRADE AS STAKED. 11. ALL FLOW CONTROL FACILITIES SHALL BE INSTALLED AND IN OPERATION PRIOR TO, OR IN CONJUNCTION WITH, ANY CON=UCTIOM'I ACTIVITY UNLESS OTHERWISE APPROVED BY THE CITY 12. ALL PIPE AND APPURTENANCES SHALL BE LAID DN A PROPERLY PREPARED FOUNDATION IN ACCORDANCE WITH THE CURRENT STATE OF WASHINGTON STANDARD SPECIFICATION FOR ROAD AND BRIDGE CONSTRUCTION. THIS SHALL INCLUDE NECESSARY LEVELLING OF THE TRENCH BOTTOM OR THE TOP OF THE FOUNDATION MATERFAE, AS WELL AS PLACEMENT AND COMPACTION OF REQUIRED BEDDING hMATE RIAL TO UNIFORM GRADE SO THAT THE ENTIRE LENGTH OF THE PIPE WILL BE SUPPORTED ON A UNIFORMLY DENSE, LFNYIELDING BASE. ALLPIPE BEDDING AND BACKFILL SHALL BE AS SHOWN ON THE CLTY STANDARD PLAN 2213.01), 220.10, AND 220-20. 13. STEEL PIPE SHALL BE ALUMINIZED, OR GALVANIZED WITH ASPHALT TREATMENT 1, 2- OR 5INSIDE AND OUTSIDE 14. ALL ORAJNAGE STRUCTURES SUCH AS CATCH BASINS AND MANHOLES SHALL BE PFFTE➢ WITH DUCTILE IRON, BOLT-LOMNG UOS PER THE CITY STANDARD PLAN 244.10, 2G4.29, 204.30, AND 204.50. STRUCTURES SHALL HAVE: • RECTANGULAR OR ROUND. SOLID LIDS WHFN NOT COLLECTING RUNOFF. AND OUTSIDE OF THE ROADWAY. • ROUND. SOLID LIDS WHEN NOT COLLECTING RUNOFF. AND LOCATED WITHIN THE ROADWAY. BUT OUTSIDE OF THE CURWGUTTER LINE. • ROUND. SOLID LIDS DISPLAYING THE CITY LOGO WHEN WITHIN THE PUBLIC RIGHT-OF-WAY OR IN AN EASEMENT TO THE CITY, PRIVATE STRUCTURE LIPS OUTSIDE PUBLIC RIGHT-OF-WAY AND EASEMENTS TO THE CITY SiiALL NOT DISPLAY THE CITY LOGO. 15- BUILDINGS AND OTHER STRUCTURES ST-IALL BE PLACED IN ACCORDANCE WITH TABLE 4 1 EASEM)=N7 WIDTHS ANO BUILDING SETBACKS LINES OF THE RENTON SVVDM 18, IJDS OF MANHOLESICATCH MASINS WITHIN PUBLIC RIGHT-OF-WAY SHALL NOT BE ADJUSTED TO FINAL GRADE UNTIL AFTER PAVING. ALL MANHOLE+CATCH BASIN RIME SHALL BE ADJUSTED TO BE FLUSH WKTH FINAL FINISHED GRADES. UNLESS OTHERWISE SHOWN 17- ALL DRIVEWAY CULVERTS LOCATED WITHIN CITY RIGHT-OF-WAY SHALL BE OF SUFFICIENT LENGTH 70 PROVIDE A MINIMUM 3:1 SLOPE FROM THE EDGE OF THE ORIVEWAY TO THE BOTTOM OF THE DITCH. UNLES5 VINE RW I5E NOTED, PRAwING IS NOt TO SCALE IN I'.; STD, PLAN - 267.DO PUBLIC WORKS SURFACE WATER STANDARD PLAN PPR D: GAS 9/28/2018 { tiURDEPARTMENT NOTES (l OF 2) rumr woi. ani.,en,nc, DATE SURFACE WATER STANDARD PLAN NOTES; THE FOLLOWING IS A LISTING OF GENERAL NOTES THAT SHALL BE INCORPORATED IN THE DRAINAGE PLAN SET. ALL THE NOTES ON THE UST MAY NOT PERTAIN TO EVERY PROJECT THE APPLICANT OR OWNER, HEREBY REFERRED TO AS APPLICANT. MAY STRIKE OUT IRRELEVANT NOTES IF NOT APPLICABLE TO THE PROJECT HOWEVER, THE APPLICANT SHALL NOT RENUMBER NOR EDIT THE REMAINING NOTES IF ADDITIONAL NOTES ARE NEEDED FOR SPECIFIC ASPECTS. THEY SHALL BE ADDED AFTER THE SURFACE WATER STANDARD PLAN NOTES. 1s. ROCK FOR I5ROSIDN PROTECTION OF ROADSIDE DITCHES, wrkERE RECULRED. SHALL BE OF SOUND OUARRY ROCK PLACED TO A MINIMUM DEPTH OF ONE (S) FOOT AND SHALL MEET THE FOLLOWING SPECIFICATIONS . 4.8 INCH ROCK 14C • 70% PASSING; • 2 -4 INCH ROCK I W 40% PASSING; AND • LESS THAN 2 INCH ROCK 1 1 D - 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. T14E END OF EACH STORM DRAIN STUB SHALL BE CAPPED. A CLEANOUT TOPPED WITH A BOLT -LOCKING LID MARKE D'STORM' SMALL BE LOCATED AT THE PROPERTY LINE OR AT THE POINT OF CONNECTION OF A PRIVATE STORM DRAINAGE CONVEYANCE SYSTEM PER THE CITY STANDARD PLAN 22T.DD. 11. ALL STORM SYSTEM EXTENSIONS SHALL BE STAKED FOR LINE AND GRADE BY A SURVEYOR LICENSED IN WASHINGTON STATE, AND CUT SHEETS SWILL BE PROVIDED 70THE CITY PRIOR TO CONSTRUCTION. 22- ALL NEWLY -INSTALLED AND NEWLY- REHABILITATED (PUBLIC AN PRIVATE) STORM CONVEYANCE SYSTEMS SHALL BE INSPECTED BY MEANS OF REMOTE CCTV ACCARDTNG TO THE CITY $TANPARU PLAN 2W.P4. CCTV INSPECTIONS ANO REPORTS SHALL 13E SUBMITTED TO THE CITY PRIOR TO RECEIVING APPROVAL TO INSTALL PROJECTCURBS, GUTTERS ANWOR PAVEMENT. _s. ALL STORM SYSTEMS AND CONNECTIONS TO EXISTING MAINS SHALL BE TESTED IN ACCORDANCE WiTH SECTION 1-u4-3(1) OF THE WSDOT STANDARD SPECIFICATION_ AND IN THE PRESENCE QX A REPRESENTATIVE= CIF THIS CITY. STORM GRAIN STUBS SHALL RE VESTED FOR ACCEPTANCE AT THB SAME LIME YHP MAIN STak1,M IS TESTED. .:a FOR ALL DISTURBED PERVK)US AREAS ICOMPACTED. GRADED. LANDSCAPED, ETC.k CIF THE DEVELOPMENT SITE, TO MAINTAIN THE MOISTURE CAPACITY OF THE SOIL EITHER STOCKPILE AND REDISTRIBUTE THE EXISTING DUFF LAYER AND NATIVE TOPSOIL Oft AMEND THE SOIL WITH COMPOST IN AOCORDANCE WITH STANDARD PLAN 264.90. 25. ISSUANCE OF THE BUILDING OR CONSTRUCTION PERMITS BY THE CFTY ODES NOT RELIEVE THE APPLICANTOF THE CONTINUING LEGAL OBLIGATION AND10R LIABILITY CONNECTED WITH STORMWATER DISPOSAL. THE C. T DOES NOT ACCEPT ANY OBlJGATIORR FOR THE PROPER FUNCTIONING AND MAINTENANCE OF THE STORM SYSTEM PROVIDED DURING CONSTRUCTION. 26. ADEQUATE SAFEGUARDS, SAFETY ❑EVIC€S, PROTECTIVE EQUIPMENT, FLAGGERS, AND ANY OTHER ACTIONS NEEDED TO PROTECT THE LIFE, HEALTH, AND SAFETY OI THE PUBLIC, AND TO PROTECT PROPERTY IN CONNECTION WITH THE PERFORMJWCE OF WORK SHALL BE PROVIDEO. ANY WORK WITHIN THE TRAVELED RIGHT DF-WAY THAT MAY INTERRUPT NORMAL TRAFFIC FLOW SHALL REQUIRE A TRAFFIC CONTROL PLAN APPROVE[] BY THE CITY. ALL SECTIONS OF THE WSDOT STANDARD SPECIFICATIONS 1-19 TEMPORARY TRAFFIC CONTROL SHALL APPLY. 27 PROJECTS LOCATED WITHIN THE CfWS AQUIFER PROTECTION AREA IAPA) SHALL COMPLY WTTH SPECIAL REQUIREMENT * OF THE RENTON SWDM AND AQUIFER PROTECTION REGULATIONS IRMC 4,3.OW. 29. PLACEMENT OF SURFACE APPURTENANCES (CATCH BASINIMANHOLE LIDS, CL£ANOUTS, INLETS, ETC.) IN THE STREET TRAVEL LANE WHEEL PATH, INTERSECTIONS OF STREET TRAVEL LANES. BIKE LANES, SIDEWALK($, AMID CROSSWALKS $HALL BE AVOIDED WHENEVER POSSIBLE- ANY SURFACE APPURTENANCE PLACED LN A SOELNALK OR CROSSWALK SHALL BE FITTED WITH A NON -SLIP OR NC4 -SKIO 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 4,9-1A2 OF THE RENTON S+NOM. :S1 CONSTRUCTED PERMEABLE PAVEMENT SHALL BE PERMEABLE ENOUGH TO ABSORB WATER AT A MINIMUM RATE OF 20 INCHES PER HOUR IMMEDIATELY AFTER THE PAVEMENT SURFACE HAS BEEN WETTED CONTINUOUSLY FOR AT LEAST ID MINUTES. COMPL1LA14CE WITH THIS MINIMUM BATE SHALL BE CHECKED PRIOR TO CONSTRUCTION APPROVAL OF THE PAVEMENT. COMPLIANCE MAY BE CHECKED USING A SIMPLE BUCKET TEST IN WHICH 5 GALLONS OF WATER IS POURED ONTO THE PAVEMENT SURFACE ALL AT ONCE IF ONLY A MINOR AMOUNT OF WATER PONDS OR RUNS OFF THE SURFACE, THEN THE PAVEMENT JS CONSIDERED TO MEET THE MINIMUM RATE OF ABSORPTION. AT LEAST ONE TEST SHALL BE CONDUCTED PER 1,UD6 SQUARE FEET OF PERMEABLE PAVEMENT. IF THIS TEST IS NOT CONCLUSIVE, THEN ANOTHER TEST PER ASTM C17D1 SHALL BE CONDUCTED. FOR LAR47E AREAS IE-G., PARKING ARILS I. TESTING CIB5ERVATION MAY BE ACCOMPLISHED WHILE WALKING BEHIND A SLOWLY MOVING WATER TRUCK DISCHARGING WATER AT A RATE SIMILAR TO THE BUCKET TEST, PERMEABLE PAVERS SHALL BE TESTER USING ASTM G776T. UNLESS driIEFEWISE NCM. PRAWANG JS NDFTP SCALE INTS4 PUBLIC WORKS SURFACE WATER STANDARD PLAN PPR STD. PLAN - 267.10 URI DEPARTMENT NOTES (Z OF 2) GAZ 9/28/2018 1 Nuor It., WM4, Aammixraiiii DATE ASBUILT ROAD DRAINAGE NOTES AND DETAILS OF DALPAY SHORT PLAT A PORTION OF THE N.E. 1/4 OF THE S.E. 1/4 OF SECTION 4, TOWNSHIP 23 N., RANGE 5 E", W.M. CITY OF RENTON, KING COUNTY, WASHINGTON TRENCH WIDTH. SEE NOTE 3 PEPS ZONE BEDDING AND T BACKFILL, SEE NOTE 4 } 8" FOUNDATION LEVEL FOUNDATION MATERIAL, 1 IF REQUIRED, SEE NOTE 51 1Y CIRCULAR PIPE 14101 TRENCH WIDTH, SEE NOTE 3 PIPE ZONE BEDDING AND SPAN 6' BACKFILL, SEE NOTE 4 RISE FDUNDATIDN LEVEL RIGID PIPE NOTES: 1. PIPE COMPACTION LIMITS SHOWN ON THIS PLAN ARE FOR PIPE CONSTRUCTION IN AN EMBANKMENT FOR PIPE CONSTRUCTION IN A TRENCH, THE HORIZONTAL LIMITS OF THE PIPE COMPACTION ZONE SHALL BE THE WALLS OF THE TRENCH- 2. O.D. IS EQUAL TO THE OUTSIDE DIAMETER OF A PIPE OR THE OUTSIDE SPAN OF PIPE-ARCH- 3. SEE STANDARD WSOOTIAPWA SPECIFICATIONS SECTION 2-09.4 FOR TRENCH WIDTH. 4. PIPE ZONE BEDDING A14D BACKFILL MATERIAL SHALL BE PLACED IN 6" LOOSE LAYERS AND COMPACTED TO 95% MAXIMUM DENSITY. 5 EXCAVATE UNSTABLE MATERIAL DOWN TO FIRM SOIL AND REPLACE WITH FOUNDATION MATERIAL CLASS A OR B PER STANDARD WSIDOTIAPWA SPECIFICATIONSSECT40N 903.17. GRAVEL BACKFILL FOR PIPE ZONE BEDDING (WSDOT 8.03.12(3)} f / n OR MAINTENANCE ROCK (WSDOT9.03,9(4)) FOUNDATION MATERIAL, L 6„ IF REQUIRED, SEE NOTE 5 MINIMUM ALLOWED IN ZCNE 1 PIPE TYPE COVER IFTT POBL[G7 PRIVATE? OF THE APA7 CORRUGATED 2.0 YES YES YES STEEL PIPE SPIRAL RIB STEEL 2.9 YES YES YES PIPE PLAIN CONCRETE PIPE IPCP} 20 NO VE5 NO REINFORCED CONCRETEPIPE 1-0 YES YES NO (RCP) CORRUGATE D OR SPIRAL RIB 2.0 YES YES NO ALUMINUM PIPE DUCTILE IRON PIPE 1 1.0 YES I YES I YES CftCULAR PIPE DIAMETER MINIMUM DISTANCEc BETWEEN BARRELS 12-TO 24" 12' 3a"TOSS' DIAPAFT RIS 142' TO 1ED" 49' PIPE -ARCH SPAN MINIMUM DISTANCE BETWEEN BARRELS 12'TO 3E' 12" 4Y To 142' SPAN 13 148, TO T65' 48' UNLESS OTHERWISE NGTEP, DRAWING 15 NOT TOSCALE (NIS) STD. PLAN - 220.01D • PUBLIC WORKS PIPE ZONE BEDDING AND APPR ED: DEPARTMENT COMPACTION - RIGID] PIPE GAZ 9/28/2018 1 NUIV ­­A--r- OATS SOILS REPORT NOTES: 1. THE FOLLOWING SOILS REPORT FOR THE SITE SHALL BE CONSIDERED PART OF THESE CONSTRUCTION DOCUMENTS: SOILS REPORT: GEOTECHNICAL ENGINEERING STUDY BY EARTH SOLUTIONS NW LLC PROJECT NUMBER: ES-4208 DATE: MOTH DAY, DECEMBER 23, 2015 GEOTECHNICAL ADDENDUM BY EARTH SOLUTIONS NW LLC PROJECT NUMBER: ES-4208.01 DATE: MONTH DAY, FEBRUARY 13, 2017 RESPONSE TO REVIEW COMMENTS BY EARTH SOLUTIONS NW LLC PROJECT NUMBER: ES-4208.01 DATE: MONTH DAY, FEBRUARY 21, 2018 PREPARED BY: EARTH SOLUTIONS NW, LLC 1805 136TH PLACE NE, SUITE 201 BELLEVUE, WA 98005 (425) 449-4704 2. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR TO ENSURE THAT ALL PROVISIONS OF THE SOILS REPORT FOR THE SITE BE OBSERVED AND COMPLIED WITH DURING ALL PHASES OF THE SITE PREPARATION, GRADING OPERATIONS, FOUNDATION, SLAB, AND PAVING CONSTRUCTION. BENCHMARKS: FOUND 1.5" BRASS DISK WITH 2" BRASS DISK WITH PUNCH MARK PUNCH MARK IN CASE AT UNION IN CASE AT THE INTERSECTION OF AVENUE NORTHEAST AND NE 19TH NORTHEAST 19TH STREET AND 1 ASBUILT STREET, KNOWN AS CITY OF DUVALL, KNOWN AS CITY OF RENTON CONTROL POINT #716 RENTON CONTROL POINT #1996 NO. REVISION I SEE STANDARD PLANS 110, 110-1. 110.2. AND I I I FOR PAVEMENT RESTORATION REQUIREMENTS SURFACE RESTORATION AS � SPECIFIED IN CONTRACT DOCUMENTS 12" MIN EXISTING PAVEMENT SURFA.C£ O W MIN., SEE NOTE 4 O NEAT LINE TRENCH , 'GRLISWED SURFACING TOP COURSE'PER WSPOT STD. SPEC 9-DB.9131, CAMPACTED TO 95% OF MAXIMUM DENSITY 'CRUSHED SURFACING TOP COURSE' PER WSDOT STD. SPEC 9-D3.9{31, "BANK RUN GRAVEL FOR TRENGH BACKFILL" PER WSDOT STD. SPEC OR"GRAVEL BORROW PER WSOOT STD. SPEC S•03.14(l). COMPACTED TO 95'%, OF MAXIMUM DENSITY BENCH AS NEEDED FOR SHORING SYSTEM WHEN DEPTH IS 4.OR GREATER / J //� PIPE ZONE BEDDING AND BACKFILL i PER STD. PLANS 220.00 AND 220.10 � SEE NOTE I UNPAVED AREAS I PAVED AREAS I NOTES: 1 SEE WSDOTIAPWAS7A4DAR0 SPECIFICATIONS SECTION 2-09.4 FOR MEASUREMENT OF TRENCH WIDTH 2. EXCAVATIONS OVER 4' DEEP SHALL COMPLY WITH THE SAFETY STANDARO DESCRiBE0 IN CHAPTER 295-155 PART N OF THE WAC- 3. MAXIMUM BACKFILL DEPTH A130VI" PIPE SHALL NOT BE EXCEEDED, AS DETERMINED BY PIPE MANUFACTURER. 4. IN PAVED AREAS, IF PEP£ HAS LESS THAN 3' OF COVER, USE "CRUSHED SURFACING TDP LOUR$£" FOR THE ENTIRE BACKFILL DEPTH AROVE PIPE ZONE. 5. SEE CONSTRUCTION PLANS FOR SPECIFIC PROJECT REQUIREMENTS. UNLESS GTHESWISE NOTED, DRAWING 15 NOTTiD SCALP (W5) STD. PLAN - 22a.20 URIPUBLIC WORKS TYPICAL TRENCH AND BACKFILL (PPRUVEP: 9/28/2019 11 DEPARTMENT GAZ DATE 3. ANY PROVISIONS OF THE SOILS REPORT WHICH CONFLICT WITH INFORMATION SHOWN ELSWHERE ON THESE DRAWINGS, OR WHICH REQUIRE FURTHER CLARIFICATION, SHALL BE BROUGHT TO THE ATTENTION OF THE ENGINEER FOR DETERMINATION. 4. A REPRESENTATIVE OF THE SOILS ENGINEER SHALL BE AVAILABLE TO OBSERVE AND APPROVE THE EARTHWORK OPERATIONS AND TO VERIFY FIELD CONDITIONS AS WORK PROCEEDS. THE SOILS ENGINEER SHALL SUBMIT FIELD REPORTS CERTIFYING THAT THE METHODS AND MATERIALS OF THE EARTHWORK OPERATIONS WERE IN ACCORDANCE WITH THE RECOMMENDATIONS OF THE SOILS INVESTIGATION AND THAT THE WORK WAS PERFORMED TO HIS/HER SATISFACTION. 5. THE SOILS ENGINEER SHOULD BE NOTIFIED AT LEAST FIVE (5) WORKING DAYS PRIOR TO ANY SITE CLEARING OR GRADING. 6. SOILS PLACED IN STRUCTURAL AREAS SHOULD BE PLACED IN LOOSE LIFTS OF 12 INCHES OR LESS AND COMPACTED TO A RELATIVE COMPACTION OF 90 PERCENT, BASED ON THE LABORATORY MAXIMUM DRY DENSITY AS DETERMINED BY THE MODIFIED PROCTOR METHOD (ASTM D-1557). FOR SOIL PLACED IN UTILITY TRENCHES UNDERLYING STRUCTURAL AREAS, COMPACTION REQUIREMENTS ARE DICTATED BY THE LOCAL CITY, COUNTY, OR UTILITY DISTRICT, AND IN GENERAL ARE SPECIFIED AS 95 PERCENT RELATIVE COMPACTION. STRUCTURAL FILL PLACED WITHIN THE UPPER 12 INCHES OF SLAB -ON -GRADE AND PAVEMENT SUBGRADE AREAS SHOULD BE COMPACTED TO A RELATIVE COMPACTION OF AT LEAST 95 PERCENT. SURVEYED: TSL DESIGNED: DSC DRAWN: DSC EN 1 1 /19/21 DD CHECKED: DD BY DATE APPR APPROVED: DID SCALE: 20' *MINIMUM ROADWAY CROSS SECTION NOTE: 4" MIN HMA OVER 6" MIN CRUSHED ROCK TYPE 'A' TYPE _e' V 0 45' CHAMFER ALL AROUNQ TOP FAINT TOP 5" WHITE ALL AROUND PRESSURE TREATED I//// REFLECTIVE MARKER (TYPICAL BOTH SIDES) 7-1/2 x 7-1/2" CEDAR POST 1 1" DEEP NOTCH ALL AROUND (2)#4 HORIZ, TOP & BOTTOM & (2),#4 VERTICAL (PER SILOE) I " 1/2" 0 45' CHAMFER ALL EDGES 1/4" CHAMFER SLOPE CONCRETE FOR DRAINAGE 2"x3/8" JOINT MATERIAL A5PHA r !CONCRETE SIDEWALK = CRUSHED SURFACING 10 - r-1 Err 12,r m CRUSHED SURFACING NOTE_ 2" MINIMUM CLEARANCE GET-WEEN REBAR & CONCRETE SURFACE. FIXED WOODEN BOLLARD ti A1DOPTED 4%JL� CITY OF REM70N iw6�► • •`�°���� srnwuAxu g>UAras LST DATE:04/04, NAMF• H()91i CP PAT:F HIF17.7 LL4" COMPACTED DEPTH HMA CLASS B ASPHALT 1 1/2" COMPACTED DEPTH TOP COURSE -4 1/2" BASE COURSE COMPACTED SUBGRADE, FREE OF FINE GRAINED OR ORGANIC SOILS TRACT A 20' PRIVATE ACCESS TRACT (P.A.T.) NOT TO SCALE VERTICAL: NAVD 1988 N/A HORIZONTAL: NAD 1983/1991 ONE INCH DATUM AT FULL SCALE IF NOT ONE INCH SCALE ACCORDINGLY CITY OF RENTON V'R Planning/Building/Public Works Dept. E. Dq � of W A Sy S � O V7 Z ,p 4 09 NA L ENG 1 1-19-21 E o • vi = � � N 3 .� 0 ul) W � C N � M V: i 000N � 0- 01N r4 .m IA Ln i c m O Ln 4S N c N Ln m V °0yNt R-409735 L==j IN COMPLIANCE WITH CITY OF RENTON STANDARDS ASBUILT ROAD DRAINAGE NOTES AND DETAILS DALPAY SHORT PLAT DALPAY PROPERTIES, LLC, 4033 N.E. SUNSET BOULEVARD RENTON, WA 98059 Q J 0- 00 �dp'�- 00 � r O 0 = Z DATE: 1 1 /19/2021 V) m FIELDBOOK: PAGE: DRAWING NO: uj SHEET: c8 OF: �^ Q