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Home My WebLink AboutD-270401E° ® a a.o �w N n Qa 3 V1 IJ x G H- LEGEND Ld � a FLOW _...... W POWERA TILITY POLE g N 1105 - --• GUY ANCHOR \ W 4 cc $ H- RIP RAP W J PROPERTY LINE RIPRAP. �. ' - U EXISTING CONTOUR W PETRO[EOWPIPEUNE UMITS_OF CONSTRUCTION = T BOUNDARY OF WETLAND - .:. ORIGINAL GRADE - d 16. MATERIAL EXCAVATED WITHIN THE EXISTING CHANNEL SIDE OF THE BOX a F : U ................. -. .::.:__._ 1 0- � g f . I.. J ............. _ �...... - 1 .... ..... ?f O E° ® a a.o �w N n Qa 3 V1 IJ x G CLS ® (� of 3$ ' 2 . ztq W as U v€ go 3 E -,E C Co. y 71 C tx o CIO -s a� s� 60' WATER PEELINE-,,, COSTING ACCESS ROAD CITY OF SEATTLE PROF GENERAL NOTES: LEGEND 1 � a FLOW _...... HI U POWERA TILITY POLE Fes. -.- � N 1105 - --• GUY ANCHOR �:::::�� WETLAND BOUNDARY _ PLACED IN HORIZONTAL LETS NOT EXCEEDING 8 INCHES IN STORM DIRAlI MANHOLE cecan - CENTERLINE RIP RAP 1 PROPERTY LINE RIPRAP. �. ' - RIGHT-OF-WAY LINE EXISTING CONTOUR f PETRO[EOWPIPEUNE UMITS_OF CONSTRUCTION = CLS ® (� of 3$ ' 2 . ztq W as U v€ go 3 E -,E C Co. y 71 C tx o CIO -s a� s� 60' WATER PEELINE-,,, COSTING ACCESS ROAD CITY OF SEATTLE PROF 1 GENERAL NOTES: f 1 1. UNLESS OTHERWISE SPECIFIED HEREIN, ALL CONSTRUCTION FLOW _...... SHALL BE IN ACCORDANCE WATH THE 1996 EDITION OF THE NOT BE USED OVER THE BOX CULVERT UNTIL A MINIMUM 3 N 1105 FEET OF BACKFILL HAS BEEN PLACED. BACKFILL SHALL BE = j E 129& PLACED IN HORIZONTAL LETS NOT EXCEEDING 8 INCHES IN cecan ` IIE 6. 1 MODIFIED PROCTOR MAXIMUM DRY DENSITY AS DETERMINED RIPRAP. _ I- ! > - --- ---' f ..... .JELL. RESTORE AREA TO T BOUNDARY OF WETLAND - .:. ORIGINAL GRADE - 1 _ 16. MATERIAL EXCAVATED WITHIN THE EXISTING CHANNEL SIDE OF THE BOX :... -..PLANT W/NATIVE SPECIES F : _ . _ ................. -. .::.:__._ 1 - i SHALL BE EXCAVATED AND HAULED TO A LANDFILL FACILITY -. PAt�s f . I.. _.... .. .._ .. ............. _ �...... - 1 .... ..... ?f f I WAC 173-51 (EG. CEDAR HILLS). OTHER MATERIAL -..... _ - l.: MANNER TO BE DETERMINED BY THE CONTRACTOR. REFER 4B H CITY OF RENTON. OLYMPIC PEE LINE COMPANY SHALL OBTAIN APPROVAL FROM SEATTLE PUM IC UTILITIES PRK_w TO __ _ - -- c' - ---, CONSTRUCTION. ti - :: :. ::: ::: :._:.:::-::::-:::.::.:.::..::.:. :. :. :_ : :. :. : :. :.rrr: :_ : :. : : :. =r 1 1 17. CONTRACTOR SHALL SUPPLY AS -BUILT ELEVATION AND - 1 1 LOCATION INFORMATION TO THE CITY OF RENTON AND c; CITY of RENTON WITH THE OLYMPIC PIPE LINE COMPANY AND THE CITY OF OLYMPIC PIPE LINE PARa� 9007 ( �� _Y o�rr�w s�mucur wvu�r�rc DIVISION e PLAN REVIEW 18 EXCAVATION DEAN SHALL BE DESIGNED BY THE 10 O 10 20 I .... .....i H 1 1 ��Tr WAEIE f�'Y T�DAD WIfTH r-'`'` - -rROgf- SIIRFAE -NOTE � -ACCESS fUSER. FRAME AND GRATE H .. ASSEMBLY ? t -�ij _ " !• �'W -INSTALLTO' WIDE x f 4 HIGH CULVERT ! ..:.... SEE PROFILE; / { z 6 - [ I - 1 t t ` y x T; I . H _III i € [ ::- :.._: -: Ham: 3, 1 %__ = '_:_• -,z, _ _'r- = f RlE 11_31 n 149.12 �>I r VADE x XCAVA111 TO BE a _BY OTFETiS e E _ _ f EXISTNG e ti N l 45 T amr «IFvzA4-'i#a - - -- - _ ¢ DOPs LY: o OLYMPIC PIPELINE eN v 3 (PARCEL #3023059064) `\ a a a PLAN SCALE 1' =2e 6cK6U for COMPl1At i F G1v bUtit ,105 U m W- / W W - -- - 30 a a a coP� _ ._...... __._._ _ - n ACCESS -RISER - j 36 FRM RADEq j SET TO -GRADE o SEEi30X�X1LVERT- .:.� ^'-. 3 - _ PROXIMAL _ g20_. - EXISTING GROUND- W z 20 ARDING - -- - - - -- - -° a z - SITe -NO z14` CUL z- - - - - - - -- =- -- __ _- - - -- o L -- - . - -- o ...- -�' m � ? 10 10 Iz At - 1NcD BO LF Zoo SfEBE. 84 O eY6 PAsH: P +PE G 10' rn SAM6 fE.pPE Rs cvWeR]" PROFILE 10x4' -BOX CULVERT x o sWp �� o. - SCALE 1' =10' z z O LL LLI F--Z GENERAL NOTES: f EL MOD - 1. UNLESS OTHERWISE SPECIFIED HEREIN, ALL CONSTRUCTION ON THE STRUCTURE HEAVY VIBRATORY EQUIPMENT SHALL SHALL BE IN ACCORDANCE WATH THE 1996 EDITION OF THE NOT BE USED OVER THE BOX CULVERT UNTIL A MINIMUM 3 N 1105 FEET OF BACKFILL HAS BEEN PLACED. BACKFILL SHALL BE = j E 129& PLACED IN HORIZONTAL LETS NOT EXCEEDING 8 INCHES IN cecan ` =- EL 21.3 NONU ! MODIFIED PROCTOR MAXIMUM DRY DENSITY AS DETERMINED H ��Tr WAEIE f�'Y T�DAD WIfTH r-'`'` - -rROgf- SIIRFAE -NOTE � -ACCESS fUSER. FRAME AND GRATE H .. ASSEMBLY ? t -�ij _ " !• �'W -INSTALLTO' WIDE x f 4 HIGH CULVERT ! ..:.... SEE PROFILE; / { z 6 - [ I - 1 t t ` y x T; I . H _III i € [ ::- :.._: -: Ham: 3, 1 %__ = '_:_• -,z, _ _'r- = f RlE 11_31 n 149.12 �>I r VADE x XCAVA111 TO BE a _BY OTFETiS e E _ _ f EXISTNG e ti N l 45 T amr «IFvzA4-'i#a - - -- - _ ¢ DOPs LY: o OLYMPIC PIPELINE eN v 3 (PARCEL #3023059064) `\ a a a PLAN SCALE 1' =2e 6cK6U for COMPl1At i F G1v bUtit ,105 U m W- / W W - -- - 30 a a a coP� _ ._...... __._._ _ - n ACCESS -RISER - j 36 FRM RADEq j SET TO -GRADE o SEEi30X�X1LVERT- .:.� ^'-. 3 - _ PROXIMAL _ g20_. - EXISTING GROUND- W z 20 ARDING - -- - - - -- - -° a z - SITe -NO z14` CUL z- - - - - - - -- =- -- __ _- - - -- o L -- - . - -- o ...- -�' m � ? 10 10 Iz At - 1NcD BO LF Zoo SfEBE. 84 O eY6 PAsH: P +PE G 10' rn SAM6 fE.pPE Rs cvWeR]" PROFILE 10x4' -BOX CULVERT x o sWp �� o. - SCALE 1' =10' z z O LL LLI F--Z CENTERLINE-MONUMEN- GENERAL NOTES: GENERAL NOTES: (CONVD) EL MOD - 1. UNLESS OTHERWISE SPECIFIED HEREIN, ALL CONSTRUCTION ON THE STRUCTURE HEAVY VIBRATORY EQUIPMENT SHALL SHALL BE IN ACCORDANCE WATH THE 1996 EDITION OF THE NOT BE USED OVER THE BOX CULVERT UNTIL A MINIMUM 3 'STANDARD SPECIFICATIONS FOR ROAD, BRIDGE, AND FEET OF BACKFILL HAS BEEN PLACED. BACKFILL SHALL BE = j MUNICIPAL CONSTRUCTION' PREPARED BY WWSD0T, AND THE PLACED IN HORIZONTAL LETS NOT EXCEEDING 8 INCHES IN AMERICAN PUBLIC WORKS ASSOCIATION (APIA), AS THICKNESS AND COMPACTED TO AT LEAST 95 PERCENT OF =- AMENDED BY THE CITY OF RENTON. MODIFIED PROCTOR MAXIMUM DRY DENSITY AS DETERMINED H 2 ALL WORK SHALL COMPLY WWTH THE EASEMENT AND UTILITY BY ASTM D1557. WHEN SMALLER COMPACTION EQUIPMENT IS USED, SOIL SHALL BE PLACED IN LIFTS NOT EXCEEDING 4 RELOCATION AGREEMENT BETWEEN THE -CITY OF RENTON AND INCHES. i I OLYMPIC PIPE LINE COMPANY, DATED APRIL '1, 1998. BOX CULVERT SHALL INCLUDE STRUCTURAL CALCULATIONS STAMPED AND SIGNED BY A REGISTERED PROFESSIONAL ^_- IN ACCORDANCE WITH THIS AGREEMENT, THE CONTRACTOR 16. MATERIAL EXCAVATED WITHIN THE EXISTING CHANNEL SIDE OF THE BOX MUST COMPLY WITH ALL APPLICABLE REGULATORY PERMIT BOTTOM AT THE UPSTREAM CULVERT REQUIREMENTS, INCLUDING BUT NOT LIMITED TO THE SHALL BE EXCAVATED AND HAULED TO A LANDFILL FACILITY EINNIM 12-0-201 SEATTLE PUBLIC UTILITIES, WASHINGTON STATE DEPARTMENT OPERATING UNDER A CURRENT PERMIT MEETING CURRENT OF FISH AND WILDLIFE HYDRAULIC PROJECT APPROVAL WAC 173-51 (EG. CEDAR HILLS). OTHER MATERIAL - 3 (HIPA), AND THE CORPS OF ENGINEERS NATIONWIDE PERMIT EXCAVATED WITHIN THE EXISTING BERM AND AT THE BOX CULVERT OUTLET SHALL BE DISPOSED OF IN A LEGAL 3 ` NO. 3. COPIES OF THESE PERMITS ARE AVAILABLE AT THE MANNER TO BE DETERMINED BY THE CONTRACTOR. REFER 4B H CITY OF RENTON. OLYMPIC PEE LINE COMPANY SHALL OBTAIN APPROVAL FROM SEATTLE PUM IC UTILITIES PRK_w TO TO THE SOIL SEDIMENT AND CHARACTERIZATION STUDY, BY t E # CONSTRUCTION. HERRERA ENVIRONMENTAL CONSULTANTS. I E 1 i I 3. BEFORE ANY CONSTRUCTION OR DEVELOPMENT ACTIVITY 17. CONTRACTOR SHALL SUPPLY AS -BUILT ELEVATION AND 1` = 20' URS, APRE- CONSTRUCTION MEETING ' MUST BE HELD LOCATION INFORMATION TO THE CITY OF RENTON AND - WITH THE OLYMPIC PIPE LINE COMPANY AND THE CITY OF OLYMPIC PIPE LINE _ o�rr�w s�mucur wvu�r�rc DIVISION e PLAN REVIEW 18 EXCAVATION DEAN SHALL BE DESIGNED BY THE 10 O 10 20 I .... .....i H 1 PROJECT MANAGER. CONTRACTOR. THE CONTRACTOR SHALL SUBMIT AN THE PROJECT SHALL BE CONSTRUCTED IN ACCORDANCE WITH IXCAVATKIN /SHORUIG/PROTECTION OF EXISTING UTILITIES THIS PLAN. ANY DEVIATION FROM THE APPROVED PLANS PLAN DESIGNED. SIGNED. AND STAMPED BY A LICENSED WILL REQUIRE WRITTEN APPROVAL FROM THE CITY OF ENGINEER IN THE STATE OF WASHINGTON. RENTON DEVELOPMENT SERVICES DIVISION. ALL CRIBBa7G. SLEETING, AND SHORING SHALL MEET THE ALL CRIBBING, REQUIREMENTS OF WAC 296 -155. SURCHARGE LOADS FROM 5. A COPY OF THIS PLAN' MUST BE ON THE JOB SITE CONSTRUCTION EQUIPMENT, MATERIALS, SOILS, ETC.. SHOULD fs WHENEVER CONSTRUCTION IS IN PROGRESS. DATUM IS ALSO BE CONSIDERED IN SHORING DESIGN. THE DESIGN I BASED ON NAVD 1988. WALL NOT BE REVIEWED FOR ITS STRUCTURAL ADEQUACY. 6. THE CONTRACTOR SHALL BE RESPONSIBLE FOR PROVIDING THE DESIGN OF ANY CRIBBING, SHEETING, OR SHORING IS ADEQUATE SAFEGUARD. SAFETY DEVICES PROTECTIVE THE SOLE RESPONSIBILITY OF THE CONTRACTOR. THE PLAN EQUIPMENT. FLAGGERS. AND ANY OTHER NEEDED ACTIONS SHALL INCLUDE SPECIFIC MEASURES FOR TEMPORARY TO PROTECT THE LIFE, HEALTH, AND SAFETY OF THE SUPPORT AND PROTECTION OF EXISTING UTIUTIES IF PUBUC,'AND TO PROTECT PROPERTY IN CONNECTION WITH CONTRACTOR OPTS FOR UNSUPPORTED SLOPED i THE PERFORMANCE OF WORK COVERED BY THE CONTRACT. EXCAVATIONS, TEMPORARY CUTS IN EXCESS OF 4 FEET IN DEPTH SHOULD BE SLOPED IN ACCORDANCE 1WT H PART N 7. CONTRACTOR SHALL OBSERVE WEIGHT LIMIT RESTRICTIONS ON OF WAC 296 -155. OLYMPIC PIPE LINE ACCESS ROAD. GROSS AXLE WEIGHT 19. ROCK PoPRAP, WHERE REQUIRED, SHALL BE OF SOUND SHALL NOT EXCEED 32 000 LBS (HS 20 -44). QUARRY ROCK PLACED TO A DEPTH OF 18' INCHES AND 1.CUL 8, ALL SUBMITTALS TO OLYMPIC PIPE LINE SHALL BE COPIED MUST MEET THE FOLLOWING SPECIFICATIONS C -8' TO THE CITY OF RENTON FOR RENEW. EXCEPT AS NOTED ROCK /40aG -70X PASSING 2 - -4' ROCK/3OZ -408 PASSING, HEREIN, ALLOW 2 WORKING DAYS FOR REVIEW PRIOR TO !TT BEGOHNING WORK, ASSOCIATED WITH THE SUBM AL AND 2`' ROCK 07h20X PASSING. - 9. CONTRACTOR IS RESPONSIBLE FOR NOTIFYING ALL UTILITY 20. ROCK SURFACING SHALL INCLUDE 2- INCHES OF CRUSHED SURFACING TOP 'COURSE UNDERLAIN BY INCHES � PURVEYORS AT LEAST 48 HOURS IN ADVANCE OF ALL WORK NT S CRUSHED SURFACING BASE COURSE CONTRACTOR SHALL � .. IN VICINITY' OF UTILITY. UTILITY LOCATIONS SHOWN ON THE INSTALL A SEPARATION GEOTEXTILE (SECTION 9 -33.1 OF ? PLANS ARE APPROXIMATE' AND WERE DEVELOPED FROM THE STANDARD SPECIFICATIONS) FOR WEED BARRIER UNDER i H RECORD DRAWINGS AND SUPPLEMENTED WITH APPROXIMATE FIELD MEASUREMENT OF SURFACE FEATURES. CONTRACTOR CRUSHED SURFACING FOR OLYMPIC PIPE LINE ACCESS ROAD. SHALL CONTACT UTILITY LOCATION CENTER (1- 800 - 424 -5555) 21. ALL DISTURBED AREAS EXCEPT RIPRAP AND STREAMBED TO LOCATE AND M ARK ALL UTILITIES AT LEAST 2 WORKING AN A ROADS ALL BE SEEDED. GRASS AREAS 0 ACCESS ADS SH DAYS PRIOR TO COMMENCEMENT OF ANY WORK. SIEm SHALL BE APPLIED BY HYDROSEEDING. THE GRASS 10. NOTE THERE. ARE OVERHEAD 115 KV POWER LINES IN THE S® MIXTURE. OTHER THAN CITY OF RENTON APPROVED WORK AREA THE CONTRACTOR IS REQUIRED TO MAINTAIN A STANDARD MIXES, SHALL BE SUBMITTED BY A LANDSCAPE ARCHITECT AND APPROVED BY THE DEVELOPMENT SERVICES 15 -FOOT MINIMUM CLEARANCE FROM THESE POWER ONES AT ALL TIMES. CONTRACTOR MAY, AT ITS EXPENSE, COORDINATE DIVISION. WITH PUGET SOUND 'ENERGY TO HAVE PHONE LINES 22 ALL SEDIMENTAMON/EROSON FACILITIES MUST BE IN TEMPORARILY SHUTDOWN. OPERATION PRIOR TO CLEARING AND CONSTRUCTION AND AN 11. CONTRACTOR SHALL . OBTAIN D KNEW THE FOLLOWING THEY MUST BE SATISFACTORILY MAINTAINED UNTIL CONSTRUCTION IS COMPLETED AND THE POTENTIAL FOR SUBSURFACE INFORMATION FROM THE CITY- ON-SITE EROSION HAS PASSED. CONTRACTOR SHALL SUBMIT GEOTECHNICAL STUDY CONDUCTED BY HWA GEOSgENCES INC., DATED APRIL 1988. AN EROSION CONTROL PLAN WWTH THE FLOW DIVERSION PLAN. SEDIMENT AND SOIL CHARACTERIZATION STUDY PREPARED DIVERSION AND CARE OF WATER: BY HEWERA ENVIRONMENTAL CONSULTANTS, INC., DATED APRIL 13. 1988. 1. CONTRACTOR SHALL SUBMIT A FLOW DIVERSION PLAN AT AVAILABLE GROUNDWATER MONITORING DATA GROUNDWATER LEAST FIVE DAYS PRIOR TO COMMENCEMENT OF WORK. THE MONITORING DATA IS RELATIVE TO NATIONAL GEODETIC PLAN SHALL BE STAMPED BY A PROFESSIONAL ENGINEER _ VERTICAL DATUM (NGVD) OF 1929 WHICH IS THEORETICALLY REGISTERED IN THE STATE OF WASHINGTON. THE SW 23RD 3.58 FEET LOWER THAN NAVE.' STREET' DRAINAGE CHANNEL IS A'YEAR -ROUND STREAM i 12 AT LEAST 15 DAYS PRIOR TO COMMENCEMENT OF' THAT CONVEYS RUNOFF FROM A LARGE AREA FLOODING CONTRACTOR SHALL SUBMIT PLAN FOR INSTALLATION O OF CAN OCCUR FROM HIGH FLOWS IN THE CHANNEL AS WELL AS FROM HIGH WATER LEVELS IN SPRINGBROOK CREEK BOX CULVERT IN ACCORDANCE WITH MANUFACTURERS BACKING UP INTO THE CHANNEL THE ANTICIPATED PEAK INSTRUCTIONS AND IN ACCORDANCE WITH THE GEOTECHNICAL Wpm LEVEL AND FLOW FOR THE 2 -YEAR FLOOD ARE REPORT AND THESE NOTES THE PLAN SHALL CLEARLY APPROXIMATELY ELEVATION 13.5 (NAVD 88) AND 25 CFS DESCRIBE THE FOLLOWING (1) METHODS FOR DEWATERING. RESPECTIVELY. AT A MINIMUM, THE CONTRACTOR SHALL (2) THE PLAN FOR PROVIDING 'A FIRM FOUNDATION FOR THE PROVIDE THE FOLLOWING: BOX CULVERT IN ACCORDANCE WITH THE RECOMMENDATIONS TEMPORARY DIVERSION DAMS UPSTREAM AND DOWNSTREAM IN THE GEOTECHNICAL REPORT, (3) METHOD OF PROTECTION OF WORK AREA CAPABLE OF WITHSTANDING WATER LEVELS 186 57 AND TEMPORARY SUPPORT OF EXISTING UTILITIES. AND (4) UP TO ELEVATION 13.5 L48476 MONITORING THE EXISTING SEATTLE WATER DEPARTMENT TEMPORARY DIVERSION PIPING TWO 18 -INCH DIAMETER CENTERLINE-MONUMEN- FACILITIES IN ACCORDANCE WITH APPROVED PERMITS. THE SMOOTH WALL PIPE MINIMUM. EL MOD - PLAN SHALL BE PREPARED BY AND STAMPED BY A IN ADDITION TO THE TEMPORARY DIVERSION PIPING, HAVE PROFESSIONAL ENGINEER REGISTERED IN THE STATE OF EQUIPMENT PREPARED TO PUMP AND /OR DIVERT FLOWS UP WASHINGTON. TO A TOTAL OF 30 CFS ON STANDBY. 13. AS NOTED IN THE GEOTECHNICAL REPORT. BOX CULVERT FOUNDATION SUPPORT SHALL BE EITHER 12' DEPTH LEAN OR BOX CULVERT STRUCTURAL NOTES: TRIEMIE CONCRETE SLAB OR 24" DEPTH CRUSHED ROCK PAD FOR CRUSHED ROCK OPTION, EXCAVATION SHALL BE ADEQUATELY DEWATERED AND DRY BEFORE PLACING. 1. PRECAST 4-SIDED BOX CULVERT CONSTRUCTED TO THE OVERALL DIMENSIONS SHOWN ON THE DRAWINGS SHALL MEET ret'-_1150 CRUSHED ROCK SHALL MEET THE REQUIREMENTS OF THE REQUIREMENTS OF ASTM C789 EXCEPT AS MODIFIED BY CRUSHED SURFACING BASE COURSE, SECTION 9- 03.9(3) OF THESE PLANS AND NOTES. SHOP DRAWING SUBMITTALS FOR THE STANDAR SPECIFICATIONS FOR LEAN CONCRETE ' ° -""-" BOX CULVERT SHALL INCLUDE STRUCTURAL CALCULATIONS STAMPED AND SIGNED BY A REGISTERED PROFESSIONAL q$ r�' " OPTION, LEAN CONCRETE SHALL HAVE A MINIMUM 28 DAY COMPRESSION STRENGTH OF. 2,000 PSI. ..TREMIE.CONCRETE ENGINEER IN iHHE STATE OF WASHINGTON. _ SHALL HAVE A MINIMUM 28 DAY COMPRESSION STRENGTH 2 TONGUE AND GROOVE JOINTS SHALL BE SEALED WITH -A OF 3.000 PSI. ONE-PIECE ELASTOMERIC SEAL SPECIFICALLY DESIGNED FOR EINNIM 12-0-201 14 IF SOFT COMPRESSIBLE SOILS SUCH AS PEAT ARE BOX CULVERTS (OMNI -FLEX GASKETS OR EOUAL) ENCOUNTERED AT THE SUBGRADE ELEVATION FOR CONCRETE 3. ACCESS RISER SHE -ALL BE LARGE ENOUGH TO ACCOMMODATE GRAPHIC SCALE: SLAB /CRUSHED ROCK PAD, UNSUITABLE SOILS SHALL BE A 38 INCH 'OPENING .FRAME AND GRATE INCLUDE LADDER OVER- EXCAVATED AND REPLACED. REPLACEMENT OF ASSEMBLY. CONTRACTOR SHALL SUBMIT SHOP DRAWINGS UNSUITABLE FOUNDATION MATERIAL SHALL BE WITH CRUSHED FOR RENEW AND APPROVAL 20 O Y0 ROCK OR LEAN CONCRETE OVER- EXCAVATION PROCESS I E 1 i I SHALL BE OBSERVED BY A GEOTECHNICAL ENGINEER. A 4. BOX CULVERT LOAD CRITERIA: 1` = 20' SOIL STABILIZATION GEOTEXTILE SHALL BE PLACED ON AASHTO HS -20 LIVE LOAD SUBGRADE IN THE AREA OF REMOVED COMPRESSIBLE SOILS 130 LBS. /C.F. BACKFILL DENSITY PRIOR TO BACKFILLING. AT REST LATERAL LOAD, 60 LBS. /C.F. EQUIVALENT FLUID 10 O 10 20 I .... .....i H 1 15. EXCAVATION BACKFILL SHALL BE BANK RUN GRAVEL FOR PRESSURE TRENCH BACKFILL IN ACCORDANCE PITH 9- 03.3.19 OF THE STANDARD SPECIFICATIONS. THE BACKFILL SHALL NOT BE BULLDOZED INTO THE EXCAVATION OR DROPPED DIRECTLY I ITT i:. _ 1 z ; , .o ROLT' 1 v v s. 21