Laserfiche WebLink
o +o <br />SEE NOTE 5 <br />(TYP) <br />( STORM DRAIN PIPE <br />ln/ (SIZE PER PLN) <br />VARIES <br />SEE PLAN <br />CLEANOUf- <br />(CHRISIY FOB) — <br />8"DWM. OVERFLOW DRAIN <br />TOP OF BIORETENTION <br />BASIN <br />2" MIN. <br />DEPTH VARIES, <br />6" SEE PLAN <br />,ftl, 'L" '1116, 'L, �1' a" 'I, 'I" All-, <br />18" TREATMENT SOIL <br />INFILTRATION RATE 5 TO 10 - <br />IN/HR (SEE NOTE 1)' <br />o <br />AIN CL 11 DRAIN ROCK <br />3d i�n1a r_o-�y .r r_v� <br />NATIVE OR IMPORTED FILL - <br />SCARIFIED AND COMPACTED <br />J <br />SOLID PVC PIPE <br />40 MIL NON -PERMEABLE <br />LINER ON SIDES (TYP.) <br />4" PERFORATED UNDERDRAIN <br />(SLOPE AT 0.5SMIN.) SEE <br />UTILITY PLAN FOR LOCATION OF <br />PIPE. <br />BIORETENTION SECTION (LONGITUDINAL) <br />NTS <br />NOTES <br />1. TREATMENT SOIL MIX SHALL MEET REQUIREMENTS AS SPECIFIED IN THE SANTA CLARA VALLEY URBAN RUNOFF <br />POLLUTION PREVENTION PROGRAM C.3 STORMWATER HANDBOOK DATED 2016 IN APPENDIX C. <br />2. THE BIOTREATMENT SOIL MIX USED IN ALL BIORETENTION AREAS SHALL COMPLY WITH THE SPECIFICATIONS IN <br />ATTACHMENT L OF THE RWQCB MUNICIPAL REGIONAL PERMIT. IF THE BIOTREATMENT SOIL MIX SUPPLIER IS INCLUDED ON <br />SCVURPPP'S "BIOTREATMENT SOIL MIX SUPPLIER LIST" (SUPPLIER LIST), A BIOTREATMENT SOIL MIX SUPPLIER <br />CERTIFICATION STATEMENT (CERTIFICATION STATEMENT) SHALL BE COMPLETED BY THE SUPPLIER AND SUBMITTED TO <br />THE CITY/PROJECT ENGINEER A MINIMUM OF 14 DAYS PRIOR TO DELIVERY OF THE MATERIAL TO THE JOB SITE. IF THE <br />BIOTREATMENT SOIL MIX SUPPLIER IS NOT INCLUDED ON THE SUPPLIER LIST, A BIOTREATMENT SOILS MIX VERIFICATION <br />CHECKLIST (VERIFICATION CHECKLIST) SHALL BE COMPLETED BY THE SUPPLIER AND SUBMITTED TO THE CITY/PROJECT <br />ENGINEER A MINIMUM OF 14 DAYS PRIOR TO DELIVERY OF THE MATERIAL TO THE JOB SITE. COPIES OF THE SUPPLIER <br />LIST, CERTIFICATION STATEMENT AND VERIFICATION CHECKLIST CAN BE DOWNLOADED FROM THE COUNTYWIDE <br />PROGRAMS WEBSITE AT HTTP: //WWW.SCVURPPP—W2K.COM/ND_WP.SHTML <br />3. PERMEABLE DRAIN ROCK SHALL BE CLASS II, PER CALTRANS STANDARD SECTION 68-1.025. THE MATERIAL SHALL BE <br />WASHED AND FREE FROM CLAY OR ORGANIC MATERIAL. <br />4. PERFORATED PIPE SHALL BE SOLVENT WELD PVC SDR 35 (OR APPROVED EQUAL) WITH PERFORATIONS FACED DOWN. <br />LOCATION OF THE PIPE VARIES, SEE PLAN. <br />5. FOR ANY LINER PENETRATIONS, RADIAL—CUT THE LINER FOR PIPE. MASTIC AND SEAL WITH PIPE CLAMP TO INSURE <br />WATER—TIGHT SEAL. <br />��_ + <br />Y k F YERPFI <br />ENGINEER'W' �.yr��p�y�}p5��;ht= <br />1730 N. FIRST E ^`-"`�"' db Inc <br />SAN JOSE, CA 95112 w bkfx.m <br />EXHIBIT B2 <br />BIORETENTION BASIN DETAIL <br />Drawn: KH Checked: JM Approved: JM <br />Job No.: 20176020 Date: 3/23/2018 <br />