11625 AIRPORT RD 2018 Plans 2022-11-07

r r µ" O�Orr r r 005379000051 }01 1 #96---]> AFIV 9705140176 �q � r r i 4 e 0 i F e CAUTION.• THE CONTRACTOR SHALL BE RESPONSIBLE FOR VERIFYING THE LOCATION, DIMENSION, AND DEPTH OF ALL EXISTING UTILITIES WHETHER SHOWN ON THESE PLANS OR NOT, BY POTHOLING THE UTILITIES AND SURVEYING THE HORIZONTAL AND VERTICAL LOCATION PRIOR TO CONSTRUCTION, THIS SHALL INCLUDE CALLING UTILITY LOCATE @ 1-800-424-5555 POTHOLING ALL OF THE EXISTING UTILITIES AT LOCATIONS OF NEW UTILITY CROSSINGS TO PHYSICALLY VERIFY WHETHER OR NOT CONFLICTS EXIST. LOCATIONS OF SAID UTILITIES AS SHOWN ON THESE PLANS ARE BASED UPON THE UNVERIFIED PUBLIC INFORMATION AND ARE SUBJECT TO VARIATION. IF CONFLICTS SHOULD OCCUR, THE CONTRACTOR SHALL CONSULT WITH INSIGHT ENGINEERING COMPANY TO RESOLVE ALL PROBLEMS PRIOR TO PROCEEDING WITH CONSTRUCTION. 114, SE 114, SEC 23, T.28N.®04 SNOHOMISH COUNTY, WASHINGTON S,`iMr1 f?I;tJ=�,38. ;car SD1.tH R?1,1.-=1'38.12 F.H. 1 J f I / 1 1 f / I / l / NOTES: CESCL CONTACT INFORMATION MUST BE SUBMITTED TO CITY INSPECTOR PRIOR TO ANY WORK. THE 13 ELEMENTS OF TESL' E FL ELEMENT #1 — MARK CLEARING LIMITS: LIMIT OF CONSTRUCTION ARE CLEARLY MARKED. ELEMENT #2 — ESTABLISH CONSTRUCTION ACCESS: A STABILIZED CONSTRUCTION ENTRANCE IS SHOWN. ELEMENT #3 — CONTROL FLOW RATES: SEDIMENT TRAP WILL BE PROVIDED. ELEMENT #4 — INSTALL SEDIMENT CONTROLS: SILT FENCE AND INLET PROTECTION ARE PROPOSED. ELEMENT #5 — STABILIZE SOILS: SOIL STABILIZATION IS ACHIEVED BY PLASTIC COVERING AND SEEDS. ELEMENT #6 — PROTECT SLOPES: SLOPES ARE PROTECTED BY PLASTIC COVERING, MULCHING AND SEEDS. ELEMENT #7— PROTECT DRAIN INLETS: INLET PROTECTIONS ARE PROPOSED FOR THE STORM DRAINS. ELEMENT#8 — STABILIZE CHANNELS AND OUTLETS: OUTLET PROTECTIONS ARE PROPOSED. ELEMENT #9 — CONTROL POLLUTANTS: ALL VEHICLES, EQUIPMENT AND PETROLEUM PRODUCT STORAGE/DISPERSING AREAS WILL BE INSPECTED REGULARLY TO DETECT ANY LEAKS OF SPILLS, AND TO IDENTIFY MAINTENANCE NEEDS AND PREVENT LEAKS OF SPILLS. ELEMENT #10 — CONTROL DEWATERING: THERE WILL BE NO DEWATERING AS PART OF THIS CONSTRUCTION PROJECT. ELEMENT #11— MAINTAIN BMP's: ALL TEST BMPs SHALL BE MAINTAINED AND REPAIRED AS NEEDED. ELEMENT # 12 — MANAGE THE PROJECT: 1 Et. THIS COULD BE ACHIEVED BY MINIMIZING THE EXTENT AND DURATION RACK � � .a EXPOSED AND EMPHASIZING EROSION CONTROL THEN �'�� ' � � OF THE AREA EXPOS BY OSI SEDIMENT CONTROL. r}' DUI tiii`IG tf 11 "�`ti 1°d£z — If.<.,,i i( I\ :j.i, ��,� �rf� ELEMENT #13 — PROTECT ON —SITE STORMWATER MANAGEMENT BMP'S 1625 11RP'TJt,T ';c C ` ' # l t sr%�- m, FOR RUNOFF FROM ROOFS AND OTHER HARD SURFACES: NIA ANY i(5s<7Sa'RUC-!3Ot Oil T HY5 z90 j OOJ 7Jv�50.J402 i "qy \ a.GP+ t1 fSOa+Ai U..su PAR 9 %,7�a� CURRENTrrY STAaaGADS l 1 axgjR w u LErM BLA 119'ITv ? 1G502_ �A I — — 1� AFiV 9705140176 `� v 7 `E ZA �a SEDIMENT TRAP INFLOW (10 YR124 HR) SURFACE REQ'D POND TOP ELEV POND BOTTOM ELEV EMERGENCY OVERFLOW SPILLWAY ELEV= SURFACE AREA PROVIDED 0.6185 cfs 1,288 SF EL=497 EL=492.5 EL=496 (L=6 ) 1,288 SF (EL=496) CITY STREETS ARE TO BE KEPT CLEAN OF DIRT AND DEBRIS AT ALL TIMES DURING CONSTRUCTION. DUST SUPPRESSION AND STREET CLEANING MUST OCCUR AS DIRECTED BY PUBLIC WORKS INSPECTOR. ALL EXPOSED GROUND MUST BE RESEEDED WITHIN 30 DAYS OF COMPLETION OF CONSTRUCTION. IF RESEEDING IS NOT PRATICAL DUE TO WEATHER OR SEASONAL PROBLEMS, THE GROUND MUST BE COVERED WITH MULCH AS DIRECTED BY THE CITY ENGINEER. TEMPORARY EROSION CONTROL MEASURES FOR CONSTRUCTION ACTIVITY MIDST BE OPERATIONAL PRIOR TO COMMENCEMENT OF ANY CLEARING OR EARTHWORK.