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6.A. - Page 54 of 81 <br />(N) BUILDING <br />UNIT 10 <br />BLDG WALL <br />S.S.D. <br />12' MIN. OF <br />CLASS II PERM <br />EXHIBIT B <br />SHEET 2 OF 4 <br />BIO -RETENTION SOIL CONSIDERATIONS <br />THE BIO—RETENTION PLANTING SOIL SHALL MEET THE REQUIREMENTS SET FORTH IN APPENDIX L OF <br />THE SAN MATEO COUNTY CLEANWATER PROGRAM C.3 STORMWATER TECHNICAL GUIDANCE HANDBOOK. <br />BIO—RETENTION SOIL SHALL HAVE A MINIMUM PERCOLATION RATE OF 5" PER HOUR AND MAXIMUM <br />PERCOLATION RATE OF 10" PER HOUR IF NATIVE SOILS DO NOT MEET THIS PERCOLATION <br />REQUIREMENT, AN ADMIXTURE SHALL BE MIXED INTO PLANTING SOIL TO ALLOW FOR A 5" PER HOUR <br />PERCOLATION RATE. IN—SITU TESTING SHALL BE CONDUCTED TO VERIFY THAT THE MATERIAL MEETS <br />THE PERCOLATION REQUIREMENTS. <br />NO BARK MULCH SHALL BE PLACED IN THE VEGETATED AREA. <br />DOWNSPOUT (WHERE <br />�APPLICABLE) <br />WAIERPR00FING AT BUILDING UNE <br />(WHERE APPLICABLE). SEE STRUCTURAL <br />PLANS FOR BUILDING DETAILS <br />SPLASH BLOCK <br />/-SEE ARCHAAPDSCAPE PLANS <br />z_ <br />(N) AD WITH <br />6" BRASS ATRIUM �+ <br />GRATE (NDS PART <br />90B) <br />—6' PVC <br />4 PERFORATED PVG SET ON <br />BOTTOM OF PLANTER <br />TYPICAL FLOW-THROUGH <br />TCM #1-10 <br />(SECTION VIEW) <br />Aw LEA & BRAZE ENGINEERING, INC. <br />CIVIL ENGINEERS - LAND SURVEYORS <br />BAY AREA REGION SACRAMENTO REGION <br />2495 INDUSTRIAL PKWY WEST 3017 DOUGLAS BLVD, If 300 <br />HAYWARD, CALIFORNIA 94545 ROSEMLLE, CA 95661 <br />(P) (510) 887-4086 (P) (916)966-1338 <br />(F) (510) 887-3019 (F) (916)797-7363 <br />WWW.LEAI3RAZE.CCM <br />REFER 10 ARCHITECTURAL <br />AND LANDSCAPE FINISHED <br />FOR PLANTER WALL <br />DETAILS AND FLASHES <br />7.5't TO GRADE BREAK <br />16' MIN. OF BK) -TREATMENT SOL <br />PER APPENDIX K OF THE SAN <br />MATED COUNTY C.3 REGULATED <br />PROJECTS GUIDE <br />PROVIDE WATERPROOF MEMBRANE. MIN <br />30 ML SEE ARCH PLANS FOR DETAILS <br />PLANTER AREA <br />211/217 VERA AVE, <br />REDWOOD CITY <br />SAN MATEO COUNTY <br />JOB NO 2180013 Cl SCALE: 1"= 20' <br />60 <br />ATTY/AGR.2019.266/211/217 Vera (Page 11 of 38) <br />