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HomeMy WebLinkAboutR-401423ai i7 75 N 00 0 N C U 0 O c O ca J CALL 48 HOURS BEFORE YOU DIG 1-800-424-5555 SYM ORIG I MITIGATION HANGAR 4), Ber erABAM � 33301 9th Avenue South, Suite 300 Federal Way, Washington 98003-2600 (206) 431-2300 Fax:(206) 431-2250 REVISION LE BY C180242 1 ABAM APPROVED I DATE SPT 10/09/18 SYM 111A96011 UI,LMG\ 4,78 BY I APPROVED I DATE P. of WA �f ® D ""AOL//V" �P �1 x 31271 w� ��ssioNaL CIVIL PERMIT SET V3 DESIGN BY: BERGERABAM DATE 10/22/2018 ACCEPTABILITY IHL THIS DESIGN AND/OR CHE SPECIFICATION IS APPROVED SPT ENG APPROVED BY DEPT. I DATE BEE LEGEND ®N ®E PROJECT LIMITS SHORELINE NEW CATCH BASIN INLET PROTECTION EXISTING CATCH BASIN INLET PROTECTION CONSTRUCTION ENTRANCE WHEEL WASH OR RUMBLE STRIP GENERAL NOTES 1. HORIZONTAL DATUM: WASHINGTON STATE COORDINATE SYSTEM, NORTH ZONE, NORTH AMERICA DATUM 1983(91). VERTICAL DATUM: NATIONAL GEODETIC VERTICAL DATUM 1929 (NGVD29). VERTICAL DATUM CONVERSION: NGVD29 TO THE NORTH AMERICAN VERTICAL DATUM 1988 (NAVD88) = NGVD29 + 3.60 FEET. 2. THERE SHALL BE NO EXPOSED GALVANIZED MATERIALS, COATINGS OR ZINC APPLIED SURFACE TREATMENTS ON ANY EXTERIOR OR UNDERGROUND MATERIALS OR SURFACES. ALL GALVANIZED OR ZINC APPLIED MATERIALS OR COATINGS SHALL BE PERMANENTLY PAINTED OR COATED TO PREVENT EXPOSURE OF THE GALVANIZED/ZINC MATERIALS PRIOR TO INSTALLATION OR COMPLETION OF CONSTRUCTION. 3. PROTECT AND RETAIN ALL EXISTING UTILITIES AND SITE FEATURES TO REMAIN, SEE SITE REMOVAL PLANS. 4. PROVIDE CATCH BASIN INLET PROTECTION TO ALL CATCH BASINS THAT HAVE POTENTIAL TO RECEIVE SEDIMENT LADEN RUN-OFF DURING CONSTRUCTION. 5. EROSION AND SEDIMENTATION CONTROL FOR IN -WATER WORK SHALL BE AS DESCRIBED IN APPROVED PERMIT DOCUMENTS. TEMPORARY STORMWATER BYPASS WILL BE REQUIRED FOR STORMWATER RUN-OFF CONVEYED THROUGH THE SITE BASED ON THE CONTRACTOR'S CONSTRUCTION PHASING PLAN AND SHALL BE APPROVED BY BOEING. 6. CONTRACTOR SHALL DETERMINE APPROPRIATE SAMPLING POINTS FOR CONSTRUCTION STORMWATER PRIOR TO DISCHARGING IT TO THE EXISTING ONSITE CONVEYANCE SYSTEM OR VIA TEMPORARY OUTFALLS TO LAKE WASHINGTON BASED ON THE CONTRACTORS PHASING PLAN. SAMPLING AND DISCHARGE LOCATIONS SHALL BE COORDINATED WITH BOEING EHS REPRESENTATIVE. U 7. CONTRACTOR SHALL PROVIDE CONSTRUCTION FENCING AT AREAS OF THE SITE WHICH w DO NOT HAVE EITHER TEMPORARY OR PERMANENT SURFACING BASED ON THE w CONTRACTOR'S CONSTRUCTION PHASING PLAN TO PREVENT VEHICULAR ACCESS. Cn 8. CONTRACTOR SHALL DETERMINE IF INTERCEPTOR SWALES AND SUMPS ARE REQUIRED w TO ACCOMMODATE FIELD CONDITIONS. SEE DETAIL 3 ON SHEET C501-2D. w Cn 9. CONTRACTOR SHALL CONTROL ANY DUST GENERATED BY EQUIPMENT, CONSTRUCTION, z OR REMOVAL. O 10. EROSION CONTROL MEASURES SHOWN ON THIS PLAN SHALL BE PER THE MOST Q CURRENT COPY OF THE WASHINGTON STATE DEPARTMENT OF ECOLOGY STORMWATER z MANAGEMENT MANUAL FOR WESTERN WASHINGTON. z 11. CONSTRUCTION OF THE MITIGATION HANGAR MAY OCCUR CONCURRENTLY WITH 0 CONSTRUCTION ACTIVITIES PLANNED AS A PART OF APRON R - AREA 3, U CONSTRUCTED UNDER SEPARATE PERMIT. SEE APRON R PLANS FOR CONTINUATION. iz CD 12. PERMANENT WATER QUALITY TREATMENT FACILITIES SHALL NOT BE USED TO CONVEY OR CONTAIN CONSTRUCTION STORM WATER. NEW FACILITIES SHALL BE KEPT OFFLINE UNTIL PROJECT IS COMPLETE. THE CONTRACTOR SHALL CLEAN AND FLUSH ALL PARTS OF THE SYSTEM PRIOR TO INSPECTION. SEE GENERAL NOTES ON SHEET C501-1A AND w C501-1 B. z 13. SEE SHEET C501-2D DETAIL 1 AND 2 FOR INLET PROTECTION. SEE DETAIL 5 FOR = SLOT DRAIN PROTECTION. U � CONSTRUCTION NOTES PROVIDE CATCH BASIN INLET PROTECTION AT ALL EXISTING AND NEWLY INSTALLED DRAINAGE COLLECTION STRUCTURES. SEE NOTE 13. :� PROVIDE INLET PROTECTION AT SLOT DRAIN. SEE NOTE 13. :� PROVIDE WHEEL WASH R� PROTECT NEWLY INSTALLED WATER QUALITY FACILITIES 5� DRAINAGE STRUCTURES KEY PLAN WITH SOLID LIDS SCALE : NONE A B C D E F G H J K L C10 C11 C12 C13 C14 C15 C16 C17 C18 C19 C20 C21 C22 C23 C24 C25 C26 C27 C28 C29 C30 0 40 scale feet ATE SUBTITLE 10/09/18 TEMPORARY EROSION AND SEDIMENT CONTROL PLAN 10/09/18 10/09/18 TITLE MITIGATION HANGAR RENTON SITE R-401423 IN COMPLIANCE WITH CITY OF RENTON STANDARDS DEVELOPMENT ENGINEERING Ann Fowler 12/14/2018 SURFACE WATER UTILITY rstraka 12/14/2018 ' ZENT REVISION SYMBOL DATE C180242 0 R G 10/09/18 C501-2A C14. JOB NO. COMP NO. C180242 RENTON, WA DWG N0. RTN—YD—0501-2A Cfl O LO O 0000 V_ X u I H 00 Q J CIVIL MASTER SITE