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BIO-RETENTION SOIL SPECIFICATION: C.3 STORM WATER CONTROL PLAN <br /> THE SOIL FEC FOR ME BIO-RETENTION AREAS SHALL BE AS SPECIFIED IN 2009 FARAI.4L0N DRIVE <br /> THE ALAMEOA co.,CLEAN WATER PROGRAM STORM WATER C S WIOEBOON. <br /> vERSW aB,OR AMPPROVED EWA,. CITY OF SAN LEANDRO C.3 CooOMPLIANCE <br /> COUNTY OF ALAMEDA REFER TO S RM WATER <br /> STATE OF CALIFORNIA CONTRL PLA,,RL <br /> REPORT FOR <br /> LOCAL SUPPLIERS: FORMAn0 <br /> IN W55 MATERIALS <br /> 2)CONTRA COSTA TOPSOIL WC. <br /> 5865 OWCHERTv ROAD 50.10 MHdF DRIPS GRAPHIC SCALE <br /> OUBL N,CA 94568 MARTINEZ CA 9455) \\ f I `J <br /> (925)560-BB20 (925)228 000] \\ r I 0 <br /> \ Inch=69 feel <br /> BIO-RETENTION AREA NOTES ' ') k. i I <br /> BIO-RETENnpy AREAS ARE pESIGNEO AND SHALL BE COJSTRUCiEO °4 6 1 ' "• A: <br /> et <br /> ACCORDING TO THE LR'TERIA SGNEO Dn./BED M THE a AUB)a R TE f+i A�11 ZI 1�'i i%111� Ii'II3Y h 'F <br /> is lBEONT w GE a O WATER c.3 W10050 ,4-7R <br /> lPRN/ENPN ROJECT DATA FORM <br /> •N M TAPENnW AEA NAY BE SIZED TO a PERCENT OF THE <br /> E lu ERNWS SImFACE AREA DRAINMG TD li I j i� �.� PRONECT IaCABON <br /> A Lava <br /> 009 EDRIV <br /> •18•DEPTH•&0 TREArMENY SOL Mx T5 MNMUM F <br /> LONG TERM PERCOLATpN RATE OF 5'/5010 ; ETAL TON A� 690APSES PArzgw tors �� <br /> PERFORa TEO PIPE(vlC 50.4 TR OR APPROVE°EW VALENT) TOTAL PRO1 ELOFD <br /> •UNOER DRAN BEDDED IN GALTRANS�CLa55 2 PERK"IN1H <br /> L N�FACIING DO05 WARD�AT A M UM OPDRI NOOPR Am(9Q FTN D DA9.°9.F. <br /> DISCHARGE ad NT u L i SEADNTO 5 ). _ p 9NRB FM) <br /> •UNDER DRAIN HAS 4 CLEAN WT PdOi CWASWnNSG OF a i , t sURFACEEn <br /> KRnG4 RIGID.NON PERFORA IED Pyti PIPE. INGLM L �' f eE%EIMPS ERO DRVIOUE AREA) <br /> OIAMfTfR 6 a C5E5 ANp A ATERnGHi CAv,OR u h� .OT99.F. <br /> E FOOTPRINT OP TSE FAGrtlrr IS SHOWN Olr <br /> •gTE PLAN,UNOSCAP NG PLAN,AND GRADING PLAN <br /> •09£RFl.OW CONNECTED TOA DOWNSTREAM STORM DRAIN OR <br /> ACEROV£0 SPILLAGE WILL BE SAFELI CONVEYED OVERLAND { FARALLON FADRIVE <br /> .PLANINGS DRE SU TABLE'0 THE CLIM4TE EXPOSURE AND A I <br /> WELL DRAINED VET,AND°DOASYQVAL UNOAndv WRNG Yv DRIVE URNR.RALLON i' <br /> LARGE STORM EVE'' OWN SYSTEM WTN CONNECTION TO WATER SUPPLL,ON "i":,[ <br /> 4$)PARA IF LOVE �' I <br /> •vauLrs unuTr BoxEs.AND ucHr sTANDaaps ARE LOCATED <br /> N, � � C.3 STORM WATER CONTROL LEGEND: <br /> W TSIDE THE MNPAUM SOL Mx SURFACE 4REA y BRASTOR NAGEMEMARESS ROAMS <br /> V MIEN EXCAVATING VOO SMEARING 0'THE SOLS ON \ <br /> •BOTTOM AND SOC SLOPES MINIMIZE COMPACTION OF NATIK \ <br /> adLS ANp'RIP'SACS IF CLAYEY ANO/OR C550ACRO \ ✓' ,L' <br /> OTECT ME AREA CROM COYSTRUCnCN gTE RUNOFF \ ASPHALT OVERLAY ' <br /> •INN NLET TO ME OVERFLOW CATCH BASIN SHALL BE AT \ y' - 5 ✓I° (PAVEMEM3 <br /> LEAST 6 WCHES ABOv£THE LOW PoNi OF RHE @Sk :1 <br /> BIO-RETENTION AREA. \ • ' . 5*'A <br /> \ 31,{ I T CONCRETE SIRRFACE §h� <br /> vv` A_ r � ;Iz "nl,,,, <br /> . R )1 9. y- <br /> \\ , , i h ', ( b t` BNI'RE,NEBARE.A _ DT <br /> 5 1 .x W OiXISTING-NO CHANE) <br /> CALTRANS CLASS 2 SPECIFICATION. \ � '� <br /> NHEN TESTED UNOfR CAUFdtNIA TEST 202,AGGREGATE MUST CWVLv \\ , °^ 3 I <br /> THE CRAOMG REWIREAIENiS FOR RHE SIEVE SIZES SHOWN M THE \ �" �•( <br /> FOLOWNG TABLE \ T �S L � � � �-� 1 BI6RETEN]I(TJ AREA \ ((� <br /> AGGREGATE GRADING °d + R` o r NEW <br /> EXISTING <br /> EEN <br /> PERCENTAGE PASSING r k ► `; <br /> IMPERVIOUS AREAS <br /> SD:VE 1-1/2 mCHMAXIMUM 3/MINCHMAXPRAf ASV "j f h t E 2 `t <br /> S6E3 GPBRATIN^✓ CONTRACT OPERA 00,, CONIRACI' • <br /> RANO£ CCON.00010 RANGE COMPLIANCE Y :-'X.�- ,{; i „y �. '+�` ,✓ 7 / *" BELMEATRRJOF ..• •1�.i <br /> �lky�PMi L ek 5 DRAINAGE AREA <br /> r '►Yr^ikrfr♦ -, <br /> 1-1/T 90.100 $500 yL <br /> LA• 50-45 ASAO 90.100 SOAR <br /> NO.a 20.tl AT- 3360 3066 <br /> N0.30 10.25 6-29 10.30 335 <br /> NO.2B0 29 0.12 2A 0.l2 <br /> W 1 <br /> NO DAR N�NN <br /> M <br /> ,AMISS GRADING,DRAINAGE&UTILITY PLAN <br /> SIR Arnold 0502 5e.50 C.3 STORM WATER CONTROL PLAN <br /> VERT <br /> Dames <br /> '{'7Martinez.CA 91553 <br /> c3Bcx�. ®" H� PR:1925,4T6-N� 05� <br /> PRN Q o arae uar c.Lf/tDLIAVAYM' ^^ 2C09 FARALLON DRIVE SAN LEANDRO,CA �yosapl4 <br />