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5' MIN. <br />PLATE <br />1' (TYP.) <br />PVC DRAINAGE <br />STORAGE PIPE <br />PROPERTY LINE <br />3/4" DRAIN ROCK <br />UNDER NATIVE FILL <br />WITH VEGETATION <br />12" X 12" PRECAST <br />CONCRETE BUBBLER <br />BOX (MIN. SIZE) <br />i <br />2- 1 "0 H01_E) <br />Imo_-� CLEAN <br />(� J\ OUT/AREA <br />DRAIN <br />STORAGE PIPE/BUBBLER BOX <br />P/L %STEEL <br />ABLE GALVANIZED <br />RESTRICTOR PLATE <br />2 - 1" 0 HOLE 12" MIN. PRIVATE PROPERTY VERFLOW WEIR, <br />MIN. NATIVE FILL S NECESSARY <br />-H VEGETATION METAL 5' MIN. SEE NOTE 2 BELOW) <br />2%MIN.2%MIN.1 <br />z DRAIN ROCK (TYP.) <br />PVC DRAINAGE/ <br />o STORAGE PIPF s <br />SECTION O <br />1' DRAIN ROCK I <br />TY?. <br />RESTRICTOR PLATE <br />WITH ORIFICE <br />4" <br />P. <br />is 3/4' DRAIN ROCK <br />%�\ RIVER <br />/i�/i COBBLESTONE <br />ORIFICE FOR SLOW RELEASE <br />AT PRE -DEVELOPMENT RATE <br />GUIDE BRACKET SECURELY <br />CONNECTED TO WALL <br />SECTION - <br />NOTE: <br />1. PVC DRAINAGE/STORAGE PIPE AND <br />RESTRICTOR PLATE WITH ORIFICE ARE <br />'W IN ADDITION TO GRASSED SWALE 10 <br />CONTROL ADDITIONAL RUN-OFF <br />(DETENTION AND SLOW RELEASE) <br />SIZE SYSTEM FOR 10 -YEAR STORM <br />EVENT (SEE CITY DESIGN CRITERIA) <br />2. PROVIDE DESIGN CONSIDERATION FOR <br />SAFE OVERFLOW DISCHARGE OF A <br />100 -YEAR STORM EVENT. <br />NOT TO SCALE <br />L. Wade Hammond EXHIBIT B SHEET NO. <br />Civil Engineering & BUBBLER & STORAGE PIPE DETAIL <br />Land Surveying 553 VERA AVENUE <br />36660 Newark Blvd. Suite C <br />Newark, CA 94560 CITY COUNTY STATE -OF- <br />510-579-6112 REDWOOD CITY SAN MATEO CALIFORNI <br />wade@whlandsurveyor.com DATE SCALE <br />JOB:4994 10/11/2023 NO SCALE 4 <br />—HOSE <br />GRASSED SWALE <br />�O <br />CA S = 2% TYP. <br />DO <br />PROPERTY LINE <br />3/4" DRAIN ROCK <br />UNDER NATIVE FILL <br />WITH VEGETATION <br />12" X 12" PRECAST <br />CONCRETE BUBBLER <br />BOX (MIN. SIZE) <br />i <br />2- 1 "0 H01_E) <br />Imo_-� CLEAN <br />(� J\ OUT/AREA <br />DRAIN <br />STORAGE PIPE/BUBBLER BOX <br />P/L %STEEL <br />ABLE GALVANIZED <br />RESTRICTOR PLATE <br />2 - 1" 0 HOLE 12" MIN. PRIVATE PROPERTY VERFLOW WEIR, <br />MIN. NATIVE FILL S NECESSARY <br />-H VEGETATION METAL 5' MIN. SEE NOTE 2 BELOW) <br />2%MIN.2%MIN.1 <br />z DRAIN ROCK (TYP.) <br />PVC DRAINAGE/ <br />o STORAGE PIPF s <br />SECTION O <br />1' DRAIN ROCK I <br />TY?. <br />RESTRICTOR PLATE <br />WITH ORIFICE <br />4" <br />P. <br />is 3/4' DRAIN ROCK <br />%�\ RIVER <br />/i�/i COBBLESTONE <br />ORIFICE FOR SLOW RELEASE <br />AT PRE -DEVELOPMENT RATE <br />GUIDE BRACKET SECURELY <br />CONNECTED TO WALL <br />SECTION - <br />NOTE: <br />1. PVC DRAINAGE/STORAGE PIPE AND <br />RESTRICTOR PLATE WITH ORIFICE ARE <br />'W IN ADDITION TO GRASSED SWALE 10 <br />CONTROL ADDITIONAL RUN-OFF <br />(DETENTION AND SLOW RELEASE) <br />SIZE SYSTEM FOR 10 -YEAR STORM <br />EVENT (SEE CITY DESIGN CRITERIA) <br />2. PROVIDE DESIGN CONSIDERATION FOR <br />SAFE OVERFLOW DISCHARGE OF A <br />100 -YEAR STORM EVENT. <br />NOT TO SCALE <br />L. Wade Hammond EXHIBIT B SHEET NO. <br />Civil Engineering & BUBBLER & STORAGE PIPE DETAIL <br />Land Surveying 553 VERA AVENUE <br />36660 Newark Blvd. Suite C <br />Newark, CA 94560 CITY COUNTY STATE -OF- <br />510-579-6112 REDWOOD CITY SAN MATEO CALIFORNI <br />wade@whlandsurveyor.com DATE SCALE <br />JOB:4994 10/11/2023 NO SCALE 4 <br />