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104.9 LF 6" PERFORATED <br />UNDERDRAIN PIPING @ 0.5% <br />104' - 3" <br />TOP OF EXTERNAL WALL EL 15.50' <br />18" SW <br />BEYOND IE 11.85 <br />IMPERMEABLE <br />GEOTEXTILE LINER <br />BOTTOM OF CHANNEL EL 11.85' <br />5' - 0" <br />CLEANOUT <br />3" MULCHTREATMENT MEDIA1' - 9" STORMWATEREL 1.20' <br />36" SW <br />SLOPE <br />CL EL 8.29'1' - 4" DRAINAGE STONE6" MAX PONDING DEPTH 6" FREEBOARD <br />TOP OF FREEBOARD EL 15.50'TOP OF SLAB EL 11.17'MAXIMUM PONDING EL 15.00' <br />1 <br />ENERGY DISIPATION <br />ROCK BEYOND <br />TOP OF INTERNAL WALL EL 15.50' <br />2 <br />3 <br />4 <br />BEYOND INV EL EL 13.64' <br />TOP OF MULCH EL 14.50' <br /> 9" MAX PONDING DEPTH <br /> 6" FREEBOARD <br />TOP OF SLAB EL 11.17' <br />MAXIMUM PONDING EL 15.00' <br />TOP OF EXTERNAL WALL EL 15.50'1' - 4" DRAINAGE STONE1' - 9" MEDIA3" MULCH6" PERFORATED <br />UNDERDRAIN (TYP) <br />TOP OF WEIR EL 14.50' <br />DISTRIBUTION TROUGH INV EL 13.42' <br />1' - 6" <br />TOP OF WEIR EL 14.50' <br />IMPERMEABLE <br />GEOTEXTILE LINER <br />ENERGY DISSIPATION ROCK <br />TOP OF INTERNAL WALL EL 15.50' <br />1 <br />EALNIO N GTR <br />SRFOE <br />SPSTA EREERSGEITE G ID NTNOE <br />HOFWAS <br />N <br />I <br />57595M YOLL Y E. <br />B <br />R <br />APLANS ISSUED FOR <br />BID <br />ACTION DATE APRVD ACTION DATE APRVD ACTION DATE APRVD <br />CONST RECORD <br />Drawing <br />Sheet No. <br />Of Total <br />Designed <br />Drawn <br />Checked <br />Design Review Level <br />500 <br />Plot dateFilepath\FilenameWO# UP-3525 <br />PORT GARDNER <br />everettwa.gov <br />3200 Cedar Street <br />Everett, WA 98201 <br />425.257.8800 <br />NO. DATE APRVD REVISION <br />12/2/2024 ZB <br />STORAGE FACILITY - <br />FACILITY CONSTRUCTION PACKAGE <br />09/03/2025 ZBAutodesk Docs://157889 - PGSF/D-3525-40V23.rvt9/2/2025 10:04:07 AMD-40-3003 <br />352 <br />PROCESS <br />STORMWATER TREATMENT SECTIONS <br />J. FU <br />T. LEMON <br />M. BRAY <br />D-40-1003 SCALE: 3/16" = 1'-0" <br />1 E-W STORMWATER TREATMENT SECTION <br />D-40-1003 SCALE: 3/16" = 1'-0" <br />2 N-S STORMWATER TREATMENT SECTION <br />KEYNOTES: <br />1 TREATMENT BASIN STRUCTURE, SEE DRAWING S-40-3001 <br />AND S-40-3002. <br />2 VACTOR PIPING, SEE DRAWING D-40-1004. <br />3 SEE DRAWING D-40-3002 FOR CONTINUATION. <br />4 SEE DRAWING C-10-1302 FOR CONTINUATION. <br />D-40-1004 <br />D-40-1004 <br />GENERAL NOTES: <br />1. STORMWATER TREATMENT MEDIA PER SECTION 33 46 59.