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APPROVED PLN STM RESUB2 BLD2020-0894+Civil_Plan+5.21.2021_11.13.25_AM+2210259ST GENERAL NOTES 1. ALL MATERIALS AND WORK SHOWN ON THESE PLANS SHALL CONFORM TO THE CITY OF EDMONDS STANDARD PLANS AND DETAILS, THE FOLLOWING SPECIFICATIONS AND CODES, AND ALL OTHER APPLICABLE LOCAL MUNICIPAL, STATE, AND FEDERAL CODES, RULES AND REGULATIONS. - CURRENT INTERNATIONAL BUILDING CODE (IBC) - 2021 WSDOT/APWA STANDARD SPECIFICATIONS FOR ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION - 2020 WSDOT/APWA STANDARD PLANS FOR ROAD, BRIDGE AND MUNICIPAL CONSTRUCTION - WASHINGTON STATE DEPARTMENT OF ECOLOGY STORMWATER MANAGEMENT MANUAL FOR THE PUGET SOUND BASIN (CURRENT EDITION) 2. STANDARD PLAN AND TYPE NUMBERS INDICATED ON THESE DRAWINGS REFER TO CITY OF EDMONDS STANDARD DETAILS, UNLESS NOTED OTHERWISE 3. A COPY OF THESE APPROVED PLANS MUST BE ON THE JOBSITE WHENEVER CONSTRUCTION IS IN PROGRESS. 4. DEVIATIONS FROM THESE PLANS MUST BE APPROVED BY THE ENGINEER OF RECORD AND THE LOCAL GOVERNING AUTHORITY. 5. CONTRACTOR SHALL RECORD ALL APPROVED DEVIATIONS FROM THESE PLANS ON A SET OF 'AS -BUILT" DRAWINGS AND SHALL SUMMARIZE ALL ASBUILT CONDITIONS ON ONE SET OF REPRODUCIBLE DRAWINGS FOR SUBMITTAL TO THE OWNER PRIOR PROJECT COMPLETION AND ACCEPTANCE. A SET OF AS -BUILT DRAWINGS SHALL BE SUBMITTED TO THE CITY OF EDMONDS PRIOR TO FINAL APPROVAL OF THE BUILDING OCCUPANCY/FINAL PROJECT APPROVAL. 6. ELEVATIONS SHOWN ARE IN FEET. SEE SURVEY FOR BENCHMARK INFORMATION. 7. THE LOCATIONS OF EXISTING UTILITIES AND SITE FEATURES SHOWN HEREON HAVE BEEN FURNISHED BY OTHERS BY FIELD SURVEY OR OBTAINED FROM AVAILABLE RECORDS AND SHOULD THEREFORE BE CONSIDERED APPROXIMATE ONLY AND NOT NECESSARILY COMPLETE. IT IS THE SOLE RESPONSIBILITY OF THE CONTRACTOR TO INDEPENDENTLY VERIFY THE ACCURACY OF ALL UTILITY LOCATIONS SHOWN AND TO FURTHER DISCOVER AND PROTECT ANY OTHER UTILITIES NOT SHOWN HEREON WHICH MAY BE AFFECTED BY THE IMPLEMENTATION OF THIS PLAN. CONTRACTOR SHALL VERIFY LOCATION, DEPTH, SIZE, TYPE AND CONDITION OF EXISTING UTILITY LINES AT CONNECTION OR CROSSING POINTS BEFORE TRENCHING FOR NEW UTILITIES. ENGINEER ASSUMES NO RESPONSIBILITY FOR THE COMPLETENESS OR ACCURACY OF THE EXISTING UTILITIES AND SITE FEATURES PRESENTED ON THESE DRAWINGS. ENGINEER SHALL BE NOTIFIED IMMEDIATELY OF CONFLICTS THAT ARISE. 8. CONTRACTOR SHALL LOCATE AND PROTECT ALL UTILITIES DURING CONSTRUCTION AND SHALL CONTACT THE UNDERGROUND UTILITIES REVISED 05.15.2017 LOCATION SERVICE (1-800-424-5555) AT LEAST 48 HOURS PRIOR TO CONSTRUCTION. 9. CONTRACTOR SHALL VERIFY ALL CONDITIONS AND DIMENSIONS AT THE PROJECT SITE BEFORE STARTING WORK AND SHALL NOTIFY OWNER'S REPRESENTATIVE OF ANY DISCREPANCIES. 10. PIPE LENGTHS WHERE SHOWN ARE APPROXIMATE AND MAY CHANGE DUE TO FIELD CONDITIONS. 11. CONTRACTOR SHALL OBTAIN A COPY OF THE GEOTECHNICAL REPORT (WHERE APPLICABLE) AND SHALL THOROUGHLY FAMILIARIZE HIMSELF WITH THE CONTENTS THEREOF. ALL SITE WORK SHALL BE PERFORMED IN STRICT COMPLIANCE WITH THE RECOMMENDATIONS OF THIS REPORT. 12. STRUCTURAL FILL MATERIAL AND PLACEMENT SHALL CONFORM TO THE RECOMMENDATIONS OF THE PROJECT GEOTECHNICAL REPORT. 13. SUBGRADE SOILS IN ALL AREAS WHERE RAIN GARDENS, INFILTRATION OR PERVIOUS PAVEMENT IS TO BE PLACED SHALL BE DELINEATED AND PROTECTED AT ALL TIMES FROM COMPACTIVE ACTIVITIES (I.E. HEAVY EQUIPMENT, STOCKPILING). 14. MANHOLES, CATCH BASINS, UTILITIES AND PAVEMENT SHALL BEAR ON MEDIUM DENSE TO VERY DENSE NATIVE SOIL OR COMPACTED STRUCTURAL . IF SOIL IS DISTURBED, SOFT, LOOSE, WET OR IF ORGANIC MATERIAL IS PRESENT AT SUBGRADE ELEVATION, REMOVE AND REPLACE WITH COMPACTED STRUCTURAL FILL PER GEOTECHNICAL REPORT. 15. SEE SURVEY AND ARCHITECTURAL DRAWINGS FOR DIMENSIONS AND LOCATIONS OF BUILDINGS, LANDSCAPED AREAS AND OTHER PROPOSED OR EXISTING SITE FEATURES. 16. SEE ARCHITECTURAL DRAWINGS FOR PERIMETER FOUNDATION DRAINS. FOUNDATION DRAINS SHALL BE INDEPENDENT OF OTHER SITE DRAIN LINES AND SHALL BE TIGHTLINED TO THE STORM DRAIN SYSTEM WHERE INDICATED ON THE PLANS. 17. ALL REQUIRED STORMWATER FACILITIES MUST BE CONSTRUCTED AND IN OPERATION PRIOR TO INSTALLATION OF ANY PAVEMENT UNLESS OTHERWISE APPROVED BY THE ENGINEER. CONSTRUCTION SEQUENCE NOTES 1. SCHEDULE A PRE -CONSTRUCTION MEETING WITH CITY ENGINEERING DIVISION AT 425-771-0220, EXT. 1326. TWO DAY (48 HR) NOTICE IS REQUIRED. 2. REVIEW TEMPORARY EROSION AND SEDIMENT CONTROL NOTES. 3. CALL FOR UTILITY LOCATES. 4. INSTALL TESC MEASURES AND MAINTAIN DUST CONTROL WHILE PREVENTING DISTURBANCE OF ANY AREAS OF VEGETATIONOUTSIDE THE CONSTRUCTION ZONE. 5. HAVE EROSION CONTROL MEASURES INSPECTED BY CITY OF EDMONDS CITY ENGINEERING INSPECTOR. ALL TEMPORARY SEDIMENTATION AND EROSION CONTROL MEASURES MUST BE IN PLACE AND INSPECTED PRIOR TO ANY CONSTRUCTION OR SITE CLEARING. EROSION AND SEDIMENTATION CONTROL PRACTICES AND/OR DEVICES SHALL BE MAINTAINED UNTIL PERMANENT VEGETATION IS ESTABLISHED. 6. DEMOLISH EXISTING STRUCTURES 7. ROUGH GRADE SITE AS REQUIRED TO INSTALL DRAINAGE FEATURES. 8. CLEAR, GRUB & ROUGH GRADE SITE. REVEGETATE DISTURBED AREAS NOT SUBJECT TO ADDITIONAL SURFACE DISTURBANCE IMMEDIATELY AFTER ROUGH GRADING. (OTHER EXPOSED AREAS SHALL BE STABILIZED PER EROSION CONTROL NOTES BELOW) 9. INSTALL UTILITIES AND OTHER SITE IMPROVEMENTS, INCLUDING FRONTAGE IMPROVEMENTS. 10. STABILIZE AND COMPOST AMEND ALL EXPOSED SOILS PRIOR TO REVEGETATION OF ENTIRE SITE. 11. ESTABLISH LANDSCAPING AND PERMANENT VEGETATION. ALL TEMPORARY EROSION CONTROL MEASURES SHALL BE REMOVED UPON FINAL SITE STABILIZATION AND APPROVAL BY CITY INSPECTOR 18. ALL ROOF DRAINS, PERIMETER FOUNDATION DRAINS, CATCH BASINS AND OTHER EXTERNAL DRAINS SHALL BE CONNECTED TO THE STORM DRAINAGE SYSTEM, UNLESS NOTED OTHERWISE. 19. ALL FOOTING DRAINS SERVING BUILDINGS, WALLS, ROCKERIES, ETC. SHALL CONNECT TO THE DRAINAGE SYSTEM DOWNSTREAM OF THE SITE STORMWATER SYSTEM. REVISED 05.15.2017 MANAGEMENT SYSTEM 20. CONTRACTOR SHALL OBTAIN AND PAY FOR ALL PERMITS REQUIRED FOR INSTALLATION OF ALL SITE IMPROVEMENTS INDICATED ON THESE DRAWINGS. 21. A SEPARATE IRRIGATION PERMIT MUST BE OBTAINED FROM THE CITY PUBLIC WORKS DEPARTMENT. PRIOR TO FINAL CONSTRUCTION ACCEPTANCE, PROVIDE TO THE CITY WATER QUALITY TECHNICIAN, A COPY OF THE BACKFLOW TEST REPORT. TEST REPORTS CAN BE FAXED TO 425-744-6057 OR EMAILED TO JEFF.KOBLYK®EDMONDSWA.GOV. BACKFLOW TESTING SHALL BE COMPLETED BY THE OWNER ANNUALLY THEREAFTER. 22. AS A MINIMUM REQUIREMENT, ALL DISTURBED AREAS ON AND OFF SITE SHALL BE RETURNED TO THE EQUIVALENT OF THEIR PRECONSTRUCTION CONDITION IN ACCORDANCE WITH APPROPRIATE REQUIREMENTS AND STANDARDS. 23. ALL DISTURBED SOIL AREAS SHALL BE COMPOST AMENDED AND SEEDED OR STABILIZED BY OTHER ACCEPTABLE METHODS FOR THE PREVENTION OF ONSITE EROSION AFTER THE COMPLETION OF CONSTRUCTION. SEE EROSION CONTROL PLANS FOR SPECIFIC GRADING AND EROSION CONTROL REQUIREMENTS. 24. THE CONTRACTOR SHALL KEEP OFF -SITE STREETS CLEAN AT ALL TIMES BY SWEEPING. WASHING OF THESE STREETS WILL NOT BE ALLOWED WITHOUT PRIOR APPROVAL. 25. THIS PROJECT IS NOT A BALANCED EARTHWORK PROJECT. BOTH EXPORT AND IMPORT OF SOIL AND ROCK MATERIALS ARE REQUIRED. 26. SLOPE OF FINISHED GRADE SHALL BE CONSTANT BETWEEN FINISHED CONTOURS OR SPOT ELEVATIONS SHOWN. 27. FINISHED GRADE SHALL SLOPE AWAY FROM BUILDING WALLS AT MINIMUM 5% SLOPE FOR A MINIMUM DISTANCE OF 10 FEET. 28. CONTRACTOR SHALL BE RESPONSIBLE FOR AND SHALL INSTALL AND MAINTAIN SHORING AND BRACING AS NECESSARY TO PROTECT WORKERS, EXISTING BUILDINGS, STREETS, WALKWAYS, UTILITIES AND OTHER EXISTING AND PROPOSED IMPROVEMENTS AND EXCAVATIONS AGAINST LOSS OF GROUND OR CAVING EMBANKMENTS. CONTRACTOR SHALL ALSO BE RESPONSIBLE FOR REMOVAL OF SHORING AND BRACING, AS REQUIRED. 29. CONTRACTOR SHALL OBTAIN APPROVAL FROM THE CITY AND FOLLOW CITY PROCEDURES FOR ALL WATER SERVICE INTERRUPTIONS, HYDRANT SHUTOFFS, STREET CLOSURES OR OTHER ACCESS RESTRICTIONS. CONTRACTOR SHALL NOT RELOCATE OR ELIMINATE ANY HYDRANTS WITHOUT FIRST OBTAINING WRITTEN APPROVAL FROM THE FIRE MARSHAL. 30. COORDINATE AND ARRANGE FOR ALL UTILITY CONNECTIONS, UTILITY RELOCATIONS AND/OR SERVICE INTERRUPTIONS WITH THE AFFECTED OWNERS AND APPROPRIATE UTILITY COMPANIES. CONNECTIONS TO REVISED 05.15.2017 EXISTING UTILITIES SHALL BE MADE ONLY WITH ADVANCE WRITTEN APPROVAL OF THE AUTHORITIES GOVERNING SAID UTILITIES. 31. ALL UTILITIES SHALL BE PLACED UNDERGROUND. 32. EXISTING UTILITY LINES IN SERVICE WHICH ARE DAMAGED DUE TO CONSTRUCTION WORK SHALL BE REPAIRED AT CONTRACTOR'S EXPENSE AND INSPECTED AND ACCEPTED BY CITY OF EDMONDS AND OWNER'S REPRESENTATIVE PRIOR TO BACKFILLING. 33. NEW UTILITY LOCATIONS ARE GENERALLY SHOWN BY DIMENSION, WHERE NO DIMENSIONS ARE INDICATED, LOCATIONS MAY BE SCALED FROM DRAWINGS. FIELD ADJUSTMENTS SHALL BE APPROVED BY OWNER'S REPRESENTATIVE AND CITY. 34. FIELD STAKE ALL UTILITY STUBS AT THE PROPERTY LINE. 35. TRENCH BACKFILL OF UTILITIES LOCATED WITHIN THE CITY RIGHT-OF-WAY SHALL BE COMPACTED TO 959. COMPACTION TEST REPORTS SHALL BE PROVIDED TO THE CITY PRIOR TO PAVING. 36. WHERE NEW PIPE CLEARS AN EXISTING OR NEW UTILITY BY 6" OR LESS, PLACE POLYETHYLENE PLASTIC FOAM AS A CUSHION BETWEEN THE UTILITIES. 37. SEE MECHANICAL DRAWINGS (WHERE APPLICABLE) FOR CONTINUATION OF SITE UTILITIES WITHIN THE BUILDING. 38. SEE ELECTRICAL DRAWINGS (WHERE APPLICABLE) FOR EXTERIOR ELECTRICAL WORK. 39. SEE LANDSCAPE DRAWINGS (WHERE APPLICABLE) FOR SITE IRRIGATION SYSTEM. 40. PIPE MATERIAL AND SIGNAGE SUBMITTALS SHALL BE PROVIDED TO CITY ENGINEERING DIVISION FOR APPROVAL PRIOR TO INSTALLATION. HARR APPROVED PLANS MUST BE ON JOB SITE ALL WORK SUBJECT TO FIELD INSPECTION FOR CODE COMPLIANCE IS DUPLEX COVER SHEET LEGEND ✓�� PROPOSED FLOW DIRECTION EXISTING BUILDING L//1_/11 2 //// //// / EXISTING EDGE OF ASPHALT EXISTING PROPERTY BOUNDARY - EXISTING RIGHT-OF-WAY LINE - - EXISTING LOT LINE SD EXISTING STORM DRAIN LINE SS EXISTING SANITARY SEWER LINE W EXISTING WATER LINE G EXISTING GAS LINE > EXISTING DITCH OR SCALE - - - PROPOSED BUILDING LL _ _ _ J W/ ROOF OVERHANG SD PROPOSED STORM DRAIN SWPPP LEGEND CLEARING LIMITS SF SILT FENCE PL PLASTIC COVERING MU MULCH OR STRAW MATTING VEG RETAIN NATIVE VEGETATION EXISTING FLOW DIRECTION SL# 0 SOIL LOG # SOIL AMENDMENT LEGEND R UNDISTURBED SOIL A AMENDED SOIL City Of Edmonds Building Department Work FILL GRADE Address 21022 74TH AVE W Owner HARRIS (DUPLEX) ------------------------------------------------------------ ------------------------- Approved Date 6 / 2 2J 2 0 21 Building Official W. W VfAZLIc Permit Number; BLD2020-0894 ------------------------- Applicant shall repair/replace all damage to utilities or frontage improvements in City right-of-way per city standards that is caused or occurs during the permitted project. .4 IU Q, © 208TH ST 212TH ST j Q_FL � 216TH ST VICINITY MAP SCALE. 1" = 2,000' BENCHMARK ELEV- 406.59' VERTICAL DATUM: NAVD88 MAG NAIL 39' EAST OF N. E. PROPERTY CORNER RAPID STATIC GPD COLLECTION UTILIZING THE LEICA TCRP 1205 TOTAL STATION WITH POST PROCESSING BY OPUS.GOV. SOIL AMENDMENTN0TES.- 1. NATIVE TOP SOILS SHALL BE STRIPPED AND STOCKPILE NEAR SITE DISTURBANCE AREA TO BE REAPPLIED DURING FINAL STABILIZATION. 2. FULL DESCRIPTION OF SOIL AMENDMENT OPTIONS AND PROCEDURES CAN BE FOUND IN THE APPENDIX OF THE FULL STORMWATER SITE PLAN DRAINAGE REPORT. J. RECEIPTS FOR ALL TOP SOIL AND/OR COMPOST IMPORTED INTO THE SITE FOR SOIL AMENDMENT SHALL BE RETAINED AND PROVIDED TO THE ENGINEER OR RECORD UPON COMPLETION OF PROJECT FOR FINAL SOIL AMENDMENT VERIFICATION LETTER. J. SOD SHALE BE FREE OF WEEDS, OF UNIFORM THICKNESS (APPROXIMATELY 1- THICK), AND SHALL HAVE A DENSE ROOT MAT FOR MECHANICAL STRENGTH. THE FOLLOWING STEPS ARE RECOMMENDED FOR SOD INSTALLATION: A: SHAPE AND SMOOTH THE SURFACE TO FINAL GRADE IN ACCORDANCE WITH THE APPROVED GRADING PLAN. B: AMEND 2" (MINIMUM) OF WELL -ROTTED COMPOST INTO THE TOP 6" OF THE SOIL IF THE ORGANIC CONTENT OF THE SOIL IS LESS THEN 10%. COMPOST USED SHOULD MEET ECOLOGY PUBLICATION 98-38 SPECIFICATIONS FOR GRADE A QUALITY COMPOST. THE COMPOST SHALL FIRST COME FROM THE EXISTING DUFF LAYER OF THE CLEARED AREAS. IF THE AMOUNT OF EXISTING DUFF LAYER IS INSUFFICIENT TO MEET ALL COMPOSTING NEEDS, THE COMPOST SHALL BE IMPORTED AND MEET THE ECOLOGY PUBLICATION 98-38 SPECIFICATIONS. C: FERTILIZE ACCORDING TO THE SUPPLIER'S RECOMMENDATIONS. DISTURBED AREAS WITHIN 200' OF WATER BODIES AND WETLANDS MUST USE A NON -PHOSPHORUS FERTILIZER. D: WORK LINE AND FERTILIZER 1" TO 2" INTO THE SOIL, AND SMOOTH THE SURFACE. E LAY STRIPS OF SOD BEGINNING AT THE LOWEST ARE TO BE SODDED AND PERPENDICULAR TO THE DIRECTION OF WATER FLOW. WEDGE STRIPS SECURELY INTO PLACE. SQUARE THE ENDS OF EACH STRIP TO PROVIDE FOR A CLOSE, TIGHT FIT. STAGGER JOINTS AT LEAST 12" STAPLE ON THE SLOPES STEEPER THAN 3H:1 V. F. ROLL THE SODDED AREA AND IRRIGATE. G. WHEN SODDING IS CARRIED OUT IN ALTERNATION STRIPS OR OTHER PATTERNS, SEED THE AREAS BETWEEN THE SOD IMMEDIATELY AFTER SODDING. VEGETATED COVER BEFORE CLEARING & GRADING RESIDENTIAL LAWN AND PARTIAL TREE COVERING VEGETATED COVER AFTER CLEARING & GRADING AMENDED SOILS NATIVE SOIL TYPE(S) ALDERWOOD URBAN LAND COMPLEX TYPE SOILS APPROVED BY PLANNING GRADING QUANTITIES CUT 120 CUBIC YARDS FILL: 120 CUBIC YARDS Jun 21 2021 HARDSCAPE AREA CALCULATION TOTAL PROPERTY AREA: 7,444 SF (0.171 AC) ON -SITE HARDSCAPE NEW DUPLEX ROOF 2,135 SF. *NEW FRONT WALKS 200 SF. *NEW PATIO 126 SF. *NEW DWY 735 SF. TOTAL 3,196 SF. OFF -SITE NEW DWY ENTRANCE 247 SF. TOTAL NEW/REPLACED HARDSCAPE: 3,443 SF. *NOTE. DOES NOT INCLUDE AREAS BELOW ROOF EAVES ENGINEERING DIVISION APPROVED AS NOTED 06/08/2021 COMPLIES WITH APPLICABLE CITY STORMWATER CODE 6/ 10/2021 UTILITY INFORMATION: ELEV- 405.7' VERTICAL DATUM: NAVD88 SET RAILROAD SPIKE IN POWER POLE, SOUTH OF S.E. PROPERTY CORNER. DRAINFIELD NOTE ACCORDING TO SNOHOMISH COUNTY HEALTH DISTRICT RECORDS THERE ARE NO KNOWN EXISTING DRAINFIELDS WITHIN 100 FEET OF THE SITE. CONTOUR & FEATURES NOTE CONTOURS AND EXISTING STRUCTURES SHOWN BASED ON SNOHOMISH COUNTY PDS. SURVEYNOTE. BOUNDARY AND TOPOGRAPHY SHOWN BASED ON A PRELIMINARY SURVEY CREATED BY WESTERN ENGINEERS & SURVEYORS INC. ON 0412016. LEGAL DESCRIPTION SEATTLE HEIGHTS DIV 4 BLK 004 D-01 N 60FT OF E 120FT LOT 2 TGW THOSEPTNS LOT 1 DAF - S 4FT OF E 36FT OF W 246FT THOF & S 2FT OF E 31FT OF W 277FT THOF & TH PTN LYING SLY OF LN DRAWN FR NE COR OF S 2FT OFW 277FT SD LOT 1 TO SE COR SD LT 1 AKA REV PARCEL D CITY OF EDMONDS SP S-34-85 REC UND AF NO 8612170217 SUBJECT TO ALL EASEMENTS RESTRICTIONS, AND RESERVATIONS. SITUATED IN THE CITY OF EDMONDS, STATE OF WASHINGTON. OWNER OF INTEREST DAVID HARRIS ENTERPRISES 19702 20TH AVENUE NW SHORELINE, WA 98177 OFFICE. (206) 795-2009 CELL: (206) 546-5392 ENGINEER/SURVEYOR WESTERN ENGINEERS & SURVEYORS, INC. 9740 EVERGREEN WAY EVERETT, WA 98204 PHONE: (425) 356-2700 FAX. (425) 356-2708 CESCL (ON-CALL)/CONTACT WESTERN ENGINEERS & SURVEYORS, INC. TIMOTHY SARKELA, PE 9740 EVERGREEN WAY EVERETT, WA 98204 PHONE: (425) 356-2700 FAX. (425) 356-2708 SHEETINDEX 1 OF 3 COVER SHEET 2 OF 3 SWPPP & GRADING PLAN 3 OF 3 DRAINAGE & UTIILITY PLAN & DETAILS 4 OF 4 UTILITY DETAILS ZONING RM-2.4 WATER SOURCE/PURVEYOR: SEWER METHOD/OPERATOR: STORMWATER METHOD/OPERATOR: ELECTRICAL PROVIDER: NATURAL GAS PROVIDER: TELEPHONE/INTERNET/CABLE PROVIDER: FIRE DISTRICT.• SCHOOL DISTRICT.• CITY OF EDMONDS CITY OF EDMONDS CITY OF EDMONDS SNOHOMISH COUNTY PUD PUGET SOUND ENERGY FRONTIER / COMCAST SOUTH COUNTY FIRE EDMONDS SCHOOL DISTRICT #15 TAX ACCOUNT N0. (S): SITE ADDRESS: 00566900400201 21022 74TH AVENUE W EDMONDS, WA 98026 COPYuGxrr © 2021 BLD2020-0894 � s Western COVER SHEET FOR: RES B A. OF AS(425) HARRIS DUPLEX Engineers �C May 21 021 F+ H � O Surveyors 356-2700 SW 114, SW 114, SEC.20, T.27N, R.04E, W.M. DEVELOPMENTCITY OF DM RDVSE CALL 811 TWO (2) CITY OF EDMONDS, WASHINGTON DEPARTMENT ��o fA 5700s DRAWN BY DATE REV. BY DATE PROJECT MANAGER SCALE BUSINESS DAYS �s G j STEg �1� SURVEYORS •PLANNERS •ENGINEERS `SIONAL LAND USE CONSULTANTS NAT 06/04/20 08 TAS 02/09/21 T. SARKELA AS SHOWN BEFORE YO U DIG CIVIL ENGINEERS 0 LAND SURVEYORS DRAWING FILE NAME CHECKED BY F.B. NO. JOB NUMBER SHEET NO. 05-19-2021 *** 9740 EVERGREEN WAY * EVERETT * WA * 98204 *** 201868ABASE.DWG TAS - 20-1868-A IOF4 2" x 2" WOOD/STEEL SW 114, SW 114, SEC.201 T.27N, R.04E, W.M. CITY OF EDMONDS, WASHINGTON FILTER FABRIC SECURED TO 2" x 2" 14 GA WIRE FABRIC EQUAL 2'-0" 12" NATIVE BACKFILL MATERIAL 8" FILTER FABRIC MATERIAL IN CONTINOUS ROLLS USE STAPLES OR WIRE RINGS TO ATTACH FABRIC TO WIRE 2" x 2" WOOD/STEEL POSTS-\ WIRE MESH FENCE TO SUPPORT FILTER 2'-0" FABRIC 2'-6" \- BURY BOTTOM OF FILTER MATERIAL 8 " TO 12" 6' MAX NOTES: 1. CONTRACTOR/DEVELOPER SHALL MAINTAIN AND ENSURE PROPER EROSION CONTROL THROUGHOUT PROJECT. 2. SILT FENCE TO BE PLACED DOWNSLOPE OF CONSTRUCTION ACTIVITY. CITY OF EDMONDS PUBUC WORKS DEPARTMENT `St. 18y- CITY INSPECTION REQUIRED ON ALL EROSION CONTROL METHODS BEFORE OTHER WORK CAN BEGIN FILTER FABRIC FENCE JMUMY 20 8 FILTRATION SYSTEMS STANDARD DETAIL APPFAM eM L ENGM ER-900 ''-LS A TH IN DE FULL WIDTH GRESS/EGRESS DETAIL NOTES: 1O THE MINIMUM LENGTH SHALL BE EXTENDED AS NECESSARY TO ENSURE MATERIAL IS NOT TRACKED OFF SITE AND/OR INTO THE PUBLIC RIGHT-OF-WAY. O2 ATB DRIVEWAY RAMP AND/OR SITE ACCESS ROAD 15' WIDE MIN. SEE TABLE BELOW FOR REQUIRED LENGTH. 1. SURFACE WATER - ALL SURFACE WATER FLOWING OR DIVERTED TOWARD CONSTRUCTION ENTRANCES SHALL BE PIPED ACROSS THE ENTRANCE. IF PIPING IS IMPRACTICAL, A MOUNTABLE BERM WITH 5:1 SLOPES WILL BE PERMITTED. 2. MAINTENANCE - THE ENTRANCE SHALL BE MAINTAINED IN A CONDITION WHICH WILL PREVENT TRACKING OR FLOWING OF SEDIMENT OFF SITE AND/OR ONTO PUBLIC RIGHT-OF-WAY. THIS MAY REQUIRE PERIODIC TOP DRESSING WITH ADDITIONAL QUARRY SPALLS AS CONDITIONS DEMAND AND REPAIR AND/OR CLEANOUT OF ANY MEASURES USED TO TRAP SEDIMENT. ALL SEDIMENT SPILLED, DROPPED, WASHED OR TRACKED OFF SITE AND/OR ONTO PUBLIC RIGHT-OF-WAY MUST BE REMOVED IMMEDIATELY. 3. WHEELS SHALL BE CLEANED TO REMOVE SEDIMENT PRIOR TO LEAVING THE SITE. WHEN WASHING IS USED, IT SHALL BE DONE ON AN AREA STABILIZED WITH QUARRY SPALLS AND WHICH DRAINS INTO AN APPROVED SEDIMENT TRAPPING DEVICE. 4. INSPECTION AND NEEDED MAINTENANCE SHALL BE PROVIDED AFTER EACH RAIN. PROJECT SIZE MIN LENGTH OF (FEET) QUARRY SPALLS* < 1/4 ACRE 30 < 1 ACRE 50 < 3 ACRE 100 > 3 ACRE 100 * PROVIDE ATB OR ASPHALT TRANSITION WHERE FRONTAGE ROAD IS AN ARTERIAL. LENGTH TO BE DETERMINED BY CITY INSPECTOR. CITY INSPECTION REQUIRED ON ALL EROSION CONTROL METHODS BEFORE OTHER WORK CAN BEGIN IWASM STABILIZED CONSTRUCTION io a CITY OF EDMONDS ENTRANCE PUBUC WORKS STANDARD DEPARTMENT DETAIL FS t . 18 9 APPROVED IM L ENOM E R — 9 01 `St. 18y" CITY OF EDMONDS PUBUC WORKS DEPARTMENT CATCH BASIN OWNER/CONTRACTOR IS RESPONSIBLE FOR EROSION CONTROL AND DRAINAGE ALL DISTURBED SOILS SHALL BE COMPOST AMENDED PER CITY OF EDMONDS STANDARD DETAIL SD-642 OR APPROVED EQUAL. GRATE FILTER SOCK WITH OVER FLOW HOLES (TYP) CATCH BASIN NOTES: 1. CONTRACTOR/DEVELOPER SHALL MAINTAIN THIS APPLICATION AT ALL TIMES DURING CONSTRUCTION PERIOD. 2. ANY SEDIMENT IN CATCH BASIN INSERT SHALL BE REMOVED WHEN INSERT IS ONE-THIRD FULL. 3. CITY INSPECTION REQUIRED ON ALL EROSION CONTROL METHODS BEFORE OTHER WORK CAN BEGIN. TEMPORARY SEDIMENT TRAP FOR CATCH BASINS APPROVED ft IL ENGM REVISION WE JMUMY 2018 STANDARD DETAIL ER-902 CALL 811 TWO (2) BUSINESS DAYS BEFORE YOU DIG SCALE. 1" = 20' 0 20 40 SWPPP LEGEND CLEARING LIMITS SF SILT FENCE o� I PL PLASTIC COVERING NO SURCHARGE IS TO BE I MU MULCH OR STRAW MATTING TRANSFERED TO THE FOUNDATION OF I VEG RETAIN NATIVE VEGETATION THE PROPSOED DUPLEX BY THE WALL APPRO . LOCATI N OF 2.5" GAS LINE EXISTING FLOW DIRECTION NEW 1 '-3' BLOCK 4 0.0 EX. BLOCK WALLS I PE PAINT MARKIN S I SL# SOIL LOG # TOE=407.0 (-2' TALL) ti 39. 6' CATCH BASIN FILTER SOCK BACK OF WALL SHALL BE SET DURING BUILDING DEMOLITION, BACK A MIN. OF 3' FROM DISCONNECT WATER SERVICE AT I SOIL AMENDMENT LEGEND FACE OF ADJ. WALL METER AND INSTALL TEMPORARY N89'21'50 E HOSE BIB WITH AVB AT METER. F� I R UNDISTURBED SOIL EX. BLOCK WALL 36.01' SFR# 21014 TAX#00566900400106 0 N A AMENDED SOIL w I APPROXIMATELY 21 CUBIC YARDS OF COMPOST 'S9'30"W (^2' TALL) L- NO1EX. CONC. WALL 3: 4.00' ('2' TALL) FOR AMENDMENT OF 3,836 SF. OF DISTURBED $ 3'WDF R �2 o 0 I VEGETATED AREA. REFER TO APPENDIX OF 6WDF 4131.01' N8T26'40"W o REM ING FENC / STORMWATER DRAINAGE REPORT FOR FULL '0 / / � = N89°21 '50"E _ _ N89° 21 '50 E ° a a - - - - - - - - - W DETAILS OF AMENDMENT REQUIREMENTS AND/OR 67.82' a ° ° N01 °59'30 W ��6 \ C OPTIONS FOR OTHER AMENDMENT PROCEDURES. 2.00' z REMOVE ALL EX. I ALL DISTURBED AREAS TO BE COMPOST AMENDED X. CONC.q PROPOSED ROCKERIES WITH PER 2014 SWMMWW PER BMP T5.13. o j° a FOOTPRINT OF THE FRONTAGE F(IBRn T °, SITE. RESIDENCE TEMP. STOCKPILE. TO BE COVERED a WITHIN 24 HOURS SFR# 21022 TEMPORARY 4og aa a Q) FF= Q.5' CONSTRUCTION NM.Lj o Z 6'WDF o J TP# 1 PER CITY � ENTRANCE, co[►I I T.E. S. C. NOTE , d a ��„� K (TBR) STANDARD INSTALL AND MAINTAIN ALL TESC MEASURES 1 aAIL ° o_0 I ACCORDING TO APPROVED PLANS, CITY OF EDMONDS APARTMENT ° a DURING UILDPNG DEMOLITION, CAP EXISTING ER-901 COMPLEX a �a a I STANDARD DETAILS, AND ALL OTHER MEASURES THAT a — SIDE SEWER AT 20' FROM PROPOSED I MAY BE REQUIRED DURING CONSTRUCTION. #21026 1 BUILDING FO DATIO FOR REUSE. ORANGE PROTECTIVE ° a EX. CONC.�(fiB oyp jU E(W)=394.07' BARRIER TO BE A ° 406 ° SS INSTALLED TO MINIMIZE F F F ° F COMPACTION OF FUTURE INFILTRATION AREA AS 5'WDF 126.04' ° ORANGE PROTECTIVE BARRIER TO BE 30.01' 4 FEASIBLE INSTALLED TO MINIMIZE COMPACTION OF SOIL RETENTION AND AMENDMENT URE INFILTRATION AREA AS FEASI LE APPROX. LOCATION OF REMOVALIREPLACEMENT NOTES SYMBOLS. ALL EXISTING TOPSOIL, TAX#00566900400203 I EX. SEWER STUB PER I 1. EXISTING FAILING, DAMAGED OR NON-ADA SHALL BE STRIPED AND; WNER DESCRIP ION STOCKPILED TO BE REAPPLIED o COMPLIANT FRONTAGE IMPROVEMENTS SHALL EX. DRIVEWAY ON cl- 6 BE REMOVED AND REPLACED AS DETERMINED WITH COMPOST AMENDMENTS. TEMPORARY SILT FENCE, PER CITY = ADJ. PROPERTY o EX SSMH SEE NOTES, THIS SHEET ALONG STANDARD DETAIL ER-900, TO BY THE CITY ENGINEERING INSPECTOR. WITH INFO SUPPLIED IN SHALL NOT BE RIM=403. 1 MITIGATE CONSTRUCTION RUNOFF. REMOVED WITHOUT IE OUT(N - 94.57' 2. IF THE SIDE SEWER STUB IS NEEDED TO BE APPENDIX III OF THE FULL C INSTALL ALONG SOUTH AND WEST PROPERTY OWNER / )� I REPLACED, THEN IT IS TO BE CUT AND PERMISSION STORMWATER DRAINAGE REPORT EDGE OF CONSTRUCTION LIMITS. -/� EX CB I I CAPPED AT THE PROPERTY LINE. RIM-403.61 ' 3. IF THE SIDE SEWER STUB IS TO BE REUSED, IE 6" PVC(N)=402.51' o THE LINE MUST BE CUT AND CAPPED A MIN A PROX. LOCATIO OF I OF 20' FROM EXISTING AND/OR PROPOSED EX. 8" D.I. WATER MAIN FOUNDATION, WHICHEVER IS CLOSEST TO PER CITY GIS MAPPING I THE PROPERTY LINE. i N89°21'43 E _ _ _ _ _ _ N89°21'43 E SOIL LOGS 83 7T 104.40' TEST PIT 1 (TP 1) 0"-87- TOPSOIL/VEGETATION 8"-48 LOOSE TO MEDIUM DENSE, a SILTY -FINE TO MEDIUM GRAINED I a cn I SAND WITH GRAVEL, YELLOWISH BROWN, MOIST. (WEATHERED ADVANCE OUTWASH) cN 48"-120". MEDIUM DENSE TO DENSE, FINE TO a_ MEDIUM GRAINED SAND WITH z = FILTER SOCKS TO BE ADDED TO GRAVEL, GRAYISH BROWN, MOIST. CTI CATCH BASINS DOWNSTREAM OF N I I (ADVANCE OUTWASH) _ THE CONSTRUCTION SITE PER II � CITY DETAIL ER-902 5 NO GROUNDWATER WAS ENCOUNTERED SD O4 O Ex ce \X'� RIM=400.87' IE 12" CMP(E)=397.87' i ENGINEERING DIVISION APPROVED AS NOTED 06/08/2021 GRADING QUANTITIES CUT.- 120 CUBIC YARDS FILL: 120 CUBIC YARDS (GRADING QUANTITIES ARE ROUGH CALCULATIONS WHICH DO NOT ACCOUNT FOR SOIL SWELLING & SHRINKAGE) EXCESS CUT MAY BE SPREAD ON SITE. ALL MATERIAL REMOVED FROM SITE SHALL BE HAULED TO A COUNTY APPROVED SITE. COPYRIGHT © 2020 A. s Western ��oF was�j� Engineers & 425 E- - Surveyors 356-2700 w � 57009 ��� SURVEYORS m PLANNERS m ENGINEERS �SSIONAL � LAND USE CONSULTANTS CIVIL ENGINEERS 0 LAND SURVEYORS 05-19-2021 *** 9740 EVERGREEN WAY * EVERETT * WA * 98204 *** TAX ACCOUNT NO. (S): 00566900400201 SITE ADDRESS: 21022 74TH AVENUE W EDMONDS, WA 98026 BLD2020-0894 SWPPP & GRADING PLAN FOR: RESIM HARRIS DUPLEX May 21 11.021 SW 114, SW 114, SEC.20, T.27N, R.04E, W.M. CITY OF EDM NDS CITY OF EDMONDS, WASHINGTON DEVELOPMENT RVICE DEPARTM NT IWN BY DATE REV. BY DATE PROJECT MANAGER SCALE NAT 06104120 02 TAS 02109121 T. SARKELA 1 "=20' (WING FILE NAME CHECKED BY F.B. NO. JOB NUMBER SHEET NO. 201868ABASEDWG TAS — 20-1868-A 2 OF 4 UTILITY NOTES 1. MAINTAIN 3' HORIZONTAL SEPERATION BETWEEN WATER SERVICE AND ALL DRY UTILITIES. 2. A MINIMUM OF 10' OF HORIZONTAL SEPARATION IS REQUIRED BETWEEN WATER AND SEWER LINES. 3. EXISTING SEWER STUB SIZE AND INVERT TO BE VERIFIED DURING CONSTRUCTION. REPLACE IF NECESSARY. 4. SEWER CONNECTION MUST MAINTAIN A 27. MINIMUM SLOPE AND A MINIMUM 2' PIPE COVERAGE. IF PIPE SLOPE IS TO EXCEED 20% THE PIPE MUST BE ANCHORED. 5. IF THE EXISTING SEWER LATERAL IS TO ME REUSED, CONTACT EDMONDS PUBLIC WORKS SEWER DIVISION, 425-771-0235, TO SCHEDULE TV INSPECTION OF EXISTING SEWER LATERAL. 6. IF A NEW SEWER LATERAL IS REQUIRED AND THE CONNECTION WILL BE CORE DRILLED, THE CONNECTION AT THE SEWER MAIN SHALL BE INSTALLED PER CITY STANDARDS AND WITH A ROMAC SADDLE WITH STAINLESS STEEL BANDS OR APPROVED EQUAL. IF THE NEW SEWER CONNECTION WILL BE CUT IN, A WYE SHALL BE INSTALLED. 7. A MINIMUM OF 3' SEPERATION IS REQUIRED BETWEEN THE DRY UTILITIES (POWER, GAS, PHONE, CABLE, ETC.) AND SEWER, WATER, AND STORM AND 5' FROM ANY CITY MAIN LINES. FRONTAGE IMPROVEMENT RESTORATION NOTES: 1. UTILITY PATCHES SHALL BE COMBINED AND FULL WIDTH OR HALF WIDTH OVERLAY WILL BE REQUIRED DEPENDING ON THE EXTENT OF DISTURBANCE. 2. WHERE UTILITY PATCHES FALL ENTIRELY WITHIN ONE TRAVEL LANE, THE OVERLAY SHALL EXTEND TO THE CENTERLINE OF ROADWAY. 3. WHERE THE UTILITY PATCHES EXTEND INTO BOTH TRAVEL LANES THEN A FULL WIDTH OVERLAY IS REQUIRED. 4. ALL FINAL RESTORATION WITHIN THE RIGHT-OF-WAY SHALL BE COMPLETED BY THE CONTRACTOR, NOT THE CITY OF EDMONDS. CB#1 W/SUMP RIM=407.1 ' IE 6" PVC(E,W,S)=405.6' PERFORATED PIPE CB#2 RIM=407.0' IE 6" PVC(N,S)=405.5' CB#3 OBSERVATION RIM=406.9' PORTS IE 6" PVC(E,W)=405.4' INFILTRATION TRENCH DETAIL: BOTTOM OF FACILITY TOP OF PONDING - TOP OF FACILITY, SEE NOTE 1 3 1 3 SECTION - TYPICAL PLANTING ZONES rA NTS �J ' 12 1 2�'-'j SCALE: 1 "=10' SIDEWALK OBSERVATION WELL DOWN SPOUT 6" SOLID OR 4" �--------� FLEXIBLE ( PERF(7RATFn PIPE I ��INFILTRATION TRENCH SUMP W/ - SOLID LID PLAN VIEW GUTTER OVERFLOW SPLASH BLOCK OBSERVATION WELL SHEET COVER 406.1' MIN. A MATERIAL ELEV=406.9777 r ELEV= 406.1 _ z------ CD 0 _ LEVEL °c Q. ° ELEV=40 . I° ° ° ° ° °��0° ° ° ° °° ° W p ° ° \ $�°° ° ° FINE ELEV 1 6" SOLID OR 4" - - -°� ° Q, MESH 403.9 SCREEN A FLEXIBLE PERFORATED PIPE 19, LEGEND n•...il�. fir_ WE . E III - MEN ... ZONE PLANTING HYDR❑L❑GIC AND S❑IL C❑NDITI❑NS AREA OF FREQUENT TO REGULAR P❑NDING O1 AND S❑IL SATURATION DURING RAINY SEASON AREA WITH RARE SHALLOW P❑NDING AND O M❑IST TO ❑CCASI❑NALLY SATURATED S❑ILS DURING RAINY SEASON O UPLAND AREA WITH DRIER S❑ILS, RECEIVING ON -SITE RAINFALL ONLY SECTION - WITH OCCASIONALLY SATURATED SOIL TRANSITION ZONE B NTS - GENERAL NOTES: 1. ALL PLANTINGS SHALL BE SELECTED TO MEET APPROPRIATE ENVIRONMENTAL AND SITE CONDITIONS. WHERE REQUIRED, SELECT PLANTS WITH A MAXIMUM MATURE HEIGHT NOT GREATER THAN 36 INCHES ABOVE THE TOP OF FACILITY TO PROVIDE VISUAL RELIEF. 2. PROVIDE A MINIMUM OF 50% EVERGREEN PLANTS. SEE THE 2012 LOW IMPACT DEVELOPMENT MANUAL AND THE 2013 RAIN GARDEN HANDBOOK FOR WESTERN WASHINGTON FOR PLANT SELECTION, SPACING, DENSITIES AND INSTALLATION REQUIREMENTS. 3. PROVIDE 3 INCHES ARBORIST WOOD CHIP MULCH FOR UPLAND AREAS AND 3 INCHES COARSE COMPOST AS A MULCH FOR AREAS THAT SEE PONDING. IN FACILITIES WITH AN UNDERDRAIN, WOOD CHIP MULCH MUST BE USED. 4. PLANTINGS ADJACENT TO STREET, DRIVEWAY OR SIDEWALK SHALL BE SELECTED AND SPACED TO ALLOW ACCESS TO FACILITY INFRASTRUCTURE (E.G. OVERFLOWS, CLEANOUTS) AND MINIMIZE THE NEED FOR FREQUENT AND CONTINUAL PRUNING AND MAINTENANCE. 5. PLANTS SHALL BE SPACED TO ENSURE CLEAR VISUAL AND MAINTENANCE ACCESS AND UNIMPEDED FLOW FROM INLETS, OUTLETS, AND OVERFLOWS. NOTES: 1. WHEN FACILITY IS ADJACENT TO TURF, CONTINUE TO MULCH FOR A MINIMUM OF 2 FEET PAST THE TOP OF BANK ELEVATION OR INSTALL LANDSCAPE EDGING. BIORETENTION AND RAIN DECEMBER 2�017 CITY OF EDMONDS GARDEN PLANTING ZONES PUBLIC WORKS STANDARD DEPARTMENT DETAIL APPf�OHm I M R. ENGLISH S D- 6 41 ROOF z z 5' MIN. CB WITH SUMP & SOLID LID 10' MIN. S W 114, S W 114, SEC 20, T.27N, R. 04E, W.M. CITY OF EDMONDS, WASHINGTON OBSERVATION WELL (W/METAL CAP & LOCK) 6" DEPTH COMPACT BACKFILL �/ PERT PIPE. \��o SPACE ROWS T�D 0 0 A4' 0. C. WRAP TRENCH ENTIRELY WITHW ROCk FILTER FABRIC (3/4"-1 1/2") 12 _I SECTION A -A STANDARD RIM a ,,-TYPE 1 CB 6" MIN. a A PERF. PIPE ° TO TRENCH 0 ° OVERFLOW TO 2ND/3RD INFILTRATION 670 OVERFLOW VERTICLE _ ELBOW MAXIMUM DRIVEWAY SLOPE ALLOWED 14% Nearest utility pole is located south of the property. The City will require the dry utilities to immediately enter the property at the SE corner unless approved otherwise. Drains are not Maintain a minimum of 3' horizontal (5' within the ROW) permitted to daylight and 1' vertical separations on private property from the to frontage. wet utilities. I City of Edmonds to WALL TIN RAIN, complete tap and install DAYLIGHT FRONTAGE. I APROO LOCATI I service from main to meter. SEE AIL, S SHEET OF 2.5" GAS LINE Contractor to complete final NEW 1 '-3' BLOCK WALL TOP=410.0 EX. BLOCK WALLS PE PAINT MARKIN S I restoration. TOE=407.0 (-2' TALL) _39.6' BACK OF WALL SHALL BE SET INSTALL 1-1/2" SCH 40 NEW A ER MAIN TAP, BACK A MIN. OF 3' FROM FLEXIBLE PVC WATER SERVICE SERVICE LINE, AND FACE OF ADJ. WALL LINE FROM METER TO DUPLEX. METER AS APPROVED N8921'50 E INSTALL TRACER WIRE. BY CITY. INSTALL EX. BLOCK WALL 36.01' I TAX#00566900400106 0 TRACER IRE. I � I SCALE: 1 " = 20' UTILITY TRENCH FOR N01'59'30"W ("2' TALL) EX. CONC. WALL �c WATER SERVICE LINE 4.00' - ('2' TALL) � WITH FULL ROAD 0 20 40 N89'21 '50 E - - 67.82' 3 X3 X3' DRY WELLS FOR WALL AND FOOTING DRAINS PATIOS AND WALKWAYS TO USE - 10' DISPERSION SHEET FLOW SOUTHERLY TO MITIGATE RUNOFF 408 CB#I W/SUMP RIM=407.1 ' IE 4" PVC(E,W,S)=405.6' a 12 x21' INFILTRATION TRENCH (252 SF.) SEE DTL, SHEET 4. 1 ACCEPTABLE TIGHTLINE �2 z WIDTH PATCH. SEE \ 470 DETAILS GU-400 AND / 31.01' / N8726'40"W o/ 01-410, SHEET 4. 410 N89.21 '50'E \ / • 1 " \ / ° - - - - - - - - W ALL RESTORATION DRAINAGE NOTES 17.20' N01'59'30"IN �Og G WITHIN THE RIGHT OF 1. A MINIMUM OF 2' OF COVER IS REQUIRED FOR ALL 10' MIN 10' 2.00' ° tea,;_ WAY SHALL BE PERFORMED BY THE PIPES LOCATED UNDER DRIVABLE SURFACES AND MI = _INSTALL - NEW 1 ' n WATER METER, CONTRACTOR. 1' OF COVER UNDER LANDSCAPED AREAS. v� 1 .0, TRENCH DRAIN I 2. IF THE RIM TO INVERT ELEVATION EXCEEDS 5-FEET \ _ �6% d ° RIM=407.5 ri THE A TYPE II MANHOLE WILL BE REQUIRED. 2' WIDE GRAVEL STRIP FOR a 10' NEW DUPLEX°� d ° Driveway Approach to UTILITIES NOTES zo PROPOSED PATIO RUNOFF �N I FF=409.0 d.. a DWY SLOP be Installed per City ° d L NOT o MAINTAIN 3' HORIZONTAL SEPERATION ON SITE AND 5' o � 16LF % o TRENCH DRAIN ° �, EXCEED 149� O0 � SLOPE v, St ndard Detail HORIZONTAL SEPERATION WITHIN THE RIGHT OF WAY 4"0 SD o I / RIM=406.5 L` I ° 4 ° �`�4 ° q0� � d' T -545. AND 1' VERTICAL SEPARATIONS ON PRIVATE PROPERTY a / IE 4" PVC(S)=405.1 I ° N 10q ° ° GRADE DWY APRON IN AN SOUTHEASTERLY BETWEEN DRY UTILITIES (POWER, GAS, PHONE, CABLE, o- _________ o / IE 4" PVC(S)=405.0' ° ° ° DIRECTION TO PROTECT ETC.) AND WET UTILITIES (WATER, SEWER, STORM, ETC.). o----------- R 0.0 DWY AND RAIN GARDEN I 10' - - - - - - - - - 10' d ,- FROM ROADWAY RUN-0 MIN MIN. O , - - - �.- - FD . _ _ _ _ RELOCATE MAILBOX I 10' OUTSIDE OF DWY IE(W)=394.07' HARDSCAPE AREA CALCULATION 406 SS TOTAL PROPERTY AREA: 7,444 SF (0.171 AC) MIN N89'21'S0 E RAIN GARDEN FOR - - - - - - - - ; DRIVEWAY RUNOFF, 47 SF. I INFLOW FROM ° a MATERIAL:NEW 120.04' 3' MIN 30.01 MIN. AT PONDING LEVEL. SEE DETAIL ON -SITE HARDSCAPE DUPLEX ROOF 2200 SFR/ADJ. ° SDR 35 PROP. SS CLEANOUT WITHIN 2 5' MIN I BELOW I *NEW FRONT WALKS SF. INFILTRATION OVERFLOW a 1 ' MIN. SCH 40 CB#2 OF THE NEW DUPLEX WIT APPROX. LOCATION *NEW PATIO *NEW DWY 126 SF. 735 SF. I BOTTOM OF CB ,' N 12 F810 HANCOR ' RIM=407.0' IE 4" PVC N,S,W=405.5' ( ) TAX#00566900400203 RIM=406.5f' I EX. SEWER STUB PER OWNER DESCRIPTION I TOTAL 3,196 SF. G A ; INSTALL NEW 6" PVC SIDE PROP. DRY ERIFY EX. STUB SIZt AND INFILTRATION TRENCH CB#3 SEWER AT 2.O MIN. TO EX. UTILITY INVERT (6"0 REQUIRED). OFF -SITE RIM=406.9 SEWER STUB INVERT TBD LOCATION o 4H REPLACE IF NECESSARY I NEW DWY ENTRANCE 247 SF. PRIMARY OVERFLOW IE 4" PVC(N,W)=405.4' PROP. SS CLEANOUT EX. INVERT AT PROPERTY , 1 PROFILE VIEW 10' MIN VEGETATED RIM=405.02' INE, ACCORDING TO AS N) 94.57' TOTAL NEW/REPLACED HARDSCAPE 3,443 SF. CATCH BASIN DETAIL: IE(E)=398.67' / o ® BUILT RECORDS UNDER I (LOWEST TRENCH ELEVATION SHOWN) FLOWPATH EX CB� NOTE DOES NOT INCLUDE AREAS BELOW ROOF NOT TO SCALE IE(W)=398.96' �„ PERMIT N0. 07690, IS INVERT TO BE VERIFIED AFTER STUB IS�IM=403.61' q=-398.96' EAVES No retaining walls or rockeries shall be TIGHTLINE ROOF LOCATED. 6" CLEANOUT AT THE (N)=402.5 1' _ ROOF DOWNSPOUT SYSTEM located within the City's right -of -Way. RUNOFF TO CB#1 VIA PROPERTY LINE SHALL HAVE A 12" NOT TO SCALE 4" PIPE. CAST IRON LAMPHOLE COVER WITH 1/2" I APPROX. LOCATIO OF I DOTE: APPROVED DRAINAGE REPORT MODELLED A TRENCH WITH 2' WORTH OF STORAGE DEPTH; ACCORDINGLY THE DETIAL HAS BEEN MODIFIED TO PROVIDE MINIMUM OF 2' OF ROCK STORAGE TO MATCH THE DRAINAGE REPORT. WERE REQUIRED ED BERM FNW-OF-WAY 12" (MIN) T%------J (SIDEWALK OR ALLEY) � /1, - � r, SLAPE. SEE NOTE 2 (MIN)- \X � WASHED DRAIN ROCK. VEGETATED OR ARMORED RAIN GARDEN, PER SEE NOTE 3 OVERFLOW AREA, SEE NOTE 4 STD DETAIL SO-602 �///� GEOTEXTILE. SEE NOTE 1 4" FREEBOARD-i RAISED BERM 6- (MIN) GRATE. MADE Of UV ST ED MATERIAL 4w OVERFLOW EL N -� 5' PONDING LONG SWEEP 90' ELBOW J WASHED DRAIN ROCK, SECTION SEE NOTE 3 NTS - 1 DISPERSION TRENCH OVERFLOW NTS x��y 11LWIN) �y TO STORM DRAINAGE SYSTEM 4' (MIN) PVC DRAIN PIPE PER WSOOT SPEC 9-05.1(5) RAI DEN, PER DETAIL SD-602 NOTES: PIPED OVERFLOW NTS 1, GEOTEXTILE SHALL CONFORM TO WSOOT SPEC, 9-33,2(1). GEOTEXTILF FOR SEPARATION, NON -WOVEN TYPE. 2. MAINTAIN POSITIVE DRAINAGE. MINIMUM OVERFLOW AREA SLOPE SHALL BE 1%- MAXIMUM SLOPE SHALL BE 4%. 3. WASHED DRAIN ROCK SHALL CONFORM TO WSDOT SPEC. 9-03.12(5). GRAVEL BACKFILL FOR DRYWELLS. 4. OVERFLOW AREA SHALL BE VEGETATED (GRASS OR PLANTS SUITABLE FOR ZONE 2 PLANTING PER STD. DETAIL SD-641) OR ARMORED WITH WASHED DRAIN ROCK OR STREAMBED COBBLES. WASHED DRAIN ROCK SHALL CONFORM TO WSOOT SPEC. 9-03.12(5), GRAVEL BACKFILL FOR DRYWELLS. STREAMBED COBBLES SHALL BE 4" COBBLES PER WSOOT SPEC. 9-03.11(2). REVISION DATE CITY OF EDMONDS TYPICAL RAIN DECEMBER zla17 GARDEN OUTLETS PUBLIC WORKS STANDARD DEPARTMENT DIETAI L APPROVED BY: R. ENGLISH S D- 6 0 5 The City of Edmonds does not review, approve, issue permits for, or inspect rockeries. Approval of these plans or inspection and approval of the work included in these plans does not constitute City approval of rockeries. Construction of rockeries is prohibited within the City of Edmonds under certin circumstances and in certin situations per ECDC 18.40.020. STREAMBED COBBLES HEXBOLTS AND A CONCRETE COLLAR EX. 8" D.I. WATER MAIN T I PEIR CITY GIS MAPPING Per City Standard MARK CENTER OF MARK CENTER OF Detail SS-200 HOLE WITH 1" CAPPED HOLE WITH 1" CAPPED PVC OR OTHER PVC OR OTHER MEANS FLUSH WITH MEANS FLUSH WITH SURFACE SURFACE INFLOW INFLOW ELEV=408.5E ELEV=407.5E 12" (MIN) =III=III=III=1 =11I=III=III= 12" (MIN) IIIIIIIII1 III=III=III= TOPSOIL III=III-III-III II=III-III-III ELEV=407.5E TOPSOIL III III=III=III III -III III -III ELEV=406.5E PLAIN VIEW 405.0' SCALE: 1 "=5' �p O LADY FERN 2'X1' RIVER ROCK CHECK + DAM O DWARF RED TWIG DOGWOOD ' + + + O 2.0' o + o BOXWOOD HONEYSUCKLE + + + Q j O 0 EVERGREEN HUCKLEBERRY I U PLANTING PLAN VIEW SCALE: 1 "=5' INSTALL DRAIN ROCK TO SURFACE TO INTERCEPT RUNOFF ORIGINATING FROM PARCELS TO THE NORTH EL=410' I TYPE & MATERIAL OF WALL TO BE INSTALLED PER CONTRACTORS DISCRETION. SEE WSDOT/APWA STANDARD SPECIFICATIONS FOR _ ROAD, BRIDGE, & MUNICIPAL CONSTRUCTION FOR RETAINING WALL OPTIONS. DRAIN ROCK EL=407' �•`• FOOTING DRAIN (PERF PIPE) TO DRYWELL GRADING WALL DRAINAGEDETAIL.• NOT TO SCALE O J 1j"-3" WASHED o �DO DRAIN ROCK Wo �0 SIDES OF HOLE LINED WITH FILTER FABRIC LEV=405.5E 1 ' MIN. WALL DRAIN DR YWELL DETAIL WASHED �OO DRAIN ROCK O \- SIDES OF HOLE LINED WITH FILTER FABRIC ELEV=404.5E ................ 1' MIN...,..,. FOOTING DRAINS DR YWELL DETAIL NOT TO SCALE NOT TO SCALE 6" FREEBOARD 6" PONDING DEPTH o w -20'-30' 6" FREEBOARD SLOPE ® 6" PONDING DEPTH ' - - - - - - - - �� -u �. v NOTE RAIN GARDEN TO CONSIST RAISED EX. GRADE OF LAWN AND/OR PLANTS BERM (15% MAX) NORTHISOUTH SECTION VIEW VIEW RAIN GARDEN AREA WEST/EAST SECTION VIEW NEW DRIVEWAY & RAIN 18" BIORETENTION SOIL MEDIA PER SD-612 6" PONDING DEPTH �6" FREEBOARD ELEV=406.5E _� O.F.=406.0± ELEV=405.Of _�� = 2.009 ELEV=403.3E --III ".. III IIII II 05-19-2021 GARDEN DETAIL NOT TO SCALE 3" MULCH PER DETAIL SD-641 l� NOT TO NOT TO SCALEALE CALL 811 TWO (2) BUSINESS DAYS DRIVEWAY PAD BIORETENTION DETAIL SCALE AS SHOWN BEFORE YO U DIG TAX ACCOUNT NO. (S): SITE ADDRESS: 00566900400201 21022 74TH AVENUE W COPYRIGHT © 2020 EDMONDS, WA 98026 BLD2020-0894 Western Engineers & (425) Surveyors 356-2700 DRAINAGE & UTILITY PLAN FOR: HARRIS DUPLEX SW 114, SW 114, SEC,20, T.27N, R.04E, W.M. CITY OF EDMONDS, WASHINGTON RES May 21 2021 DEV ITYO ENTN DEPARTMENT B ERDVICE SURVEYORS . PLANNERS o ENGINEERS DRAWN BY DATE REV. BY DATE PROJECT MANAGER SCALE LAND USE CONSULTANTS NAT 06104120 03 NAT 05112121 T. SARKELA 1 "=20' DRAWING FILE NAME CHECKED BY F.B. NO. JOB NUMBER SHEET NO. CIVIL ENGINEERS 0 LAND SURVEYORS *** 9740 EVERGREEN WAY * EVERETT * WA * 98204 *** 201868ABASEDWG TAS - 20-1868-A 3 OF4