3000 Patrick Henry Drive
SANTA CLARA, CA # 2019-0779
SummerHill Apartment Communities
777 California Ave.
Palo Alto, CA 94304
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15' NOBUILDEASEMENT
LOT!
(AREA2. J1 AC ±)
PARCEL 13
386 M 4
APN, I 04 - 04-0 93
AFTER S\.f' TRANSFORMERANDCABLEAREREMO',{() I
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--------------------------------- N89'40'25"E 379.51' -------------------- __ _ LEGEND
---- BOUNDARY
----E XISTI NGEASEMENT
---- ADJOINER PROPERTY UNE
---- EXISTI NG RIGHT OF WAY
---E XISTI NGCENTERUt.E
---- PROPOSED LOTLINE
ABBREVIATIONS
a.
EX
R/•
5'[
ASSESSOR'S PARCEL NUMBER
ACRES
RIGHT OF WAY
SIDEWAI..J( EASUIENT
Sl11\\,\\lRI 1111
COMMUNITIES OF DIST INCTION
rao
UGEE
V,\J[
N89'40'25"E 416.03'
MISSION COLLEGE BOULEY ARD
TO BE QUITCLAIMED
UNDERGROUND ELECTRIC EASEMENT
WATER Ull.lTY EASEMENT
(!)
CONTACTS
O'IINER/DEVELOPER
777 S001HCAUFORNIAAVENUE
PALO ALTO, CA 94304
(650)-842-2360
ELAINE BREEZE
CARLSON, BARBEE, & GIBSON
26J3 CAMINO RAMON, SlJITE 350
SANRAMON, CA 94583
(925)-8 66- 0322
RYAN HANSEN, P.E.
GENERAL NOTES
15. "· 18.
20 Sheet Number
TIH
TM - 2
TM-l
TM - 4
TM - 4.1
TM-S
TM- 6
TM - 7
ASSESSOR'S PARCEL NO.: 104-04- 093
ADDRESS·
SITE AREA:
CONTOUR INTERVAL:
EXISTING LOTS
PRCf'OSED LOTS
D\oiELLJIG UNITS
SITEDENSITY:
1 FOOT (EXISl1NG)
'"' 121.2DU/AC
VICINITY MAP
NOT TOSCALE
GENERAL PLANOESIGNATION; PATRICK HENRY SPECIFIC PI.AN
PR<FOSEDLANDUS[;
BENCHMARK·
BASIS OF BEARING
EXISTING STRUCTURES·
EXISTING UTI LJ TI ES
TREES
PRIVATE UTILITIES
PUBLIC UTIUTIES:
LANDSCAPING
FUX)'J ZONE·
WELiS ONSITE:
UTI LI TIES
WATER
SEWER
STO'<M DRAIN
ELECTRIC
fil EPHONE
CABI.ETV
GRADING·
EROSION CONTROL:
CONDOMINIUM MAP;
SHEET INDEX
Sheet Tille
LIGHT INDUSTRIAL
RESIDENl1AL/RETAIL/ CI VIC
CITYOF SANTACI..ARA BENCHMARK 0- 5.GREAT AMERICA PARKWAY AND PATRICK HENRY DR, SE CORNER, 2 !° BRASS DI SK IN CONCRETE AT END OF CURB RETURN ON GREAT AMERICA PARKWAY (RESET 2021) EL • 16.89 NAVO 89
THE BASIS OF BEARINGS FORTHIS SIJRVEY ISDCTERMINED BY FOUND MONUMEN TS LOCATEDON THE CENTERLINEOF PATRICK HENRY DRIVE SHOi\tll-l REON, THEBEARING BEING N89'40'25"EPER PARCEL MAP(387PM44).
Al1 EX1Sl1NGBUILDINGSANDPAVEMENTWITHINTHE PRQ.£CT BOUNDARY TOBE REMOVED.
EXISTING UTILJTIES WI THINTHEPRQ.£CTBOONOARYTOREMOVED ASNOTED STREETTREES Wlll BE INSTALLEDPER THECITY OF SANTACI.ARASTANDAROS. SEE LANDSC,IJ>EPLANS.Al1EX ISl1NG TREESTOBEREMOVEO.
PROPOSED ONSITE STORM DRAIN, SEWER. AND WATER FACILITIES \IIU BE PRIVATELY PUBLI CP!.RKUl1Ul1ES'Ml1BE CITY MAINTAINED
Al1 LANDSCAPING'MTHIN LOT1 V.,LL BE PRIVATELY O\\NEO ANO MAlNTAINED. LOT 2 V.,LiBEP\JBLJQY O'IINEDANDMAINTAJNED.
ZONEAH (El£V 17) PER FEMA MAP PANEL CREATED MAY 18, 2009 '°''
CITY OF SANTA CLARA
CITY OF SANTA CLARA
CITY OF SANTA Cl.ARA
SlLICONVAllEY POWER
AT&T
COMCAST
PROPOSED GRADING AS SHOv,t,I IS PREUMINARY,FlNISI-IEDGRADING ISSlJB,.(CT TO FIN AL DESIGN.
EROSION CONTRct WILL BE PREPAREDFOO CITYSTANDARDS ANDABAG
RECCIIMENDATI ONS
ACON[)().IINIUMMAP'Ml1 BE RECORDEDFOR LOT1 AND TI-E SlJBDl,,,SION IS A CONDOMINIUMPRMCT AS D£FINED IN SECTlONS4125AND 4285ET.SEO.OFTHECIVIL COOEOF nlE STATEOF CAlJFORNIAAND FILIO PURSUANT TOTHESUBDl,,,SIONMAP ACT.
THE TERMSANDPROVISIONS AND EASEMENT(S) CONT>JNED IN THEDOCUMENT ENl1TLED "AGREEMENT TORELOCATEEASEMENTRIGHTS" RECORDEDJJLY 01,1977 ASBOOKC965, PAGE352 0FOFACIAL RECOOOS. NOTPLOTTATBLE.
TENTATIVE MAP FORCONDOMINIUMP\JRPOSES
EXISTING CONDITI ONS
PREUMINARY SITE PLAN
STREET SECTIONAND UTI LI TY PLAN
COMPOSITE UTIUTY PLAN
PRELIMINARY GRADING PLAN
PRELIMINARY STORMWATER MANAGEMENT PLAN
TREATMENT DETAILS AND CALCULATIONS
TENTAT IVE MAP FOR
IUM PURPOSES CONDOMIN TM-1
3000 Patrick Henry Drive
SANTA CLARA, CA # 2019-0779
SummerHill Apartment Communities
777 California Ave.
Palo Alto, CA 94304
Architecture + Planning
888.456.5849
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X
5.1 X
0 0
""
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u..l
u
°" ~
Sl11\\,\\lRI 1111
COMMUNITIES OF DIST INCTION
PARCEL13
386M4
APN: I 04-04-093
2.52AC±
MISSION COLLEGE BOULEY ARD
X
15 LEGEND
---- PROPOSED PROPERTY LINE
- - - - - AD..ONER PROPERTY LINE
- - - - - EXISTING EASEMENT LINE
• ~ • EXISTlNG STORM DRAIN PIPE
□ EXISTING STORM DRAIN CATCH BASIN
EXISTING MANHOI.£
I:@ EXISTINGSTORMFlElD INLET
- ~ - EXISTING SANITARY SEWER PIPE
- ----{TIJz::::R} -
~
- - ---QKllQ:J- - -
EXISTlNG JOINTTRENOi
EXISTINGFlBEROPTICU NE
------m::mo---
c_,
EXISTlNGFlRE HYDRANT
EXISTINGJOINTTRENOJBOX
EXISTINGELECTRQ IER
EXISTING TREE TO REMAIN
EXISTING TREE TOBEREMO\IED
ABBREVIATIONS
ACRES
APN ASSESSOR'S PARCEL NUMBER
CB CATCH BASIN
co1;, COMMUNICATIONS
F/0 FIBEROPTlC
FIELD INLET
me ELECTRICAL
"
EXISTING
FACEOFCURB
FIRE HYDRANT
..ONT TRENCH
MANHQE
R/W RIGI-IT Cf WAY
"'
STORM DR,'JN
"- STREET LI GI-H
ss SANITARY SEWER
SW SIDEWAU<
TBO TO BEOUITCLAIMED
m, TELEPHOOE
TR EE/ TREEIDNUMBER(PERARBORISTREPORn
TBR TOBE REMO\IED
WATER
"'
WATER MITER
T}j[ TffiMSAND PROv1SIONS ANDEASEMENT(S) CONT,1,INED IN THE DOCUMENT ENTITlID "AGREEMENT TORELOCAITEASEMENTRIGHTS"
RECORDEDJJLY01,1977ASBOOKC965, PAGE:352 0'"0Ffla ALRECORDS
NOTPLOTTATBLI
Ali EXISTING TRITSONSIITARE TOBEREMOYED. SEEPRELIMINARY ARBORIST REPORT D,t,.ITDAUGUST2022COMPLETEOBYHORTSCIENCEFOR TREE SIZES AND SPECIES.
OfFSITETREESTOBEC OORDINATEOWITH ADJACENTPROPERTYOWNERFOR REMOVAL IF IN CONFUCT'M THPROPOSEDRETAINING\1/ALL
EXISTING CONDITIONS TM-2
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3000 Patrick Henry Drive
SANTA CLARA, CA # 2019-0779
SummerHill Apartment Communities
777 California Ave.
Palo Alto, CA 94304
Architecture + Planning
888.456.5849
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□ I
15.3 PATRICK HENRY DRIVE
□ I
RESIDENTIAL
PARKING
RETAIL
PARKING
I □
□ I
' RESID •
GAfE
I
I
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h~I I I~ I Ii i ii I Ii I I,~~~
Sll,\\,\\lRI 1111
COMMUNITIES OF DIST INCTION
15.6 X
I S/W
I
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"" LANE
EE
me
FH
FO
'" LS
OHW
EX 12'
TRAVEL WAY
LEGEND
---- PRCPOSEDPRO'ERTYLJNE
----- EXISTINGADJACENTPRCf'ERT'!' UNE
----- EXISTING EASEMENT LINE
----- EXISTING CENTERLINE
PRCPOSEDLOT UNE
PRCPOSEDSIDEWALK
PRCFOSEDFACEOFCURB
PRCPOSEDUPOFGUTTER
-
PA'61ENT REPLJ.CEMENT
ABBREVIATIONS
ELECTRICAL EASEMENT PS£ PUBLIC SIDEWALK EASEMENT
ELECTRICAL eJE P\JBUC UTIUTYEASEMENT
[,t..SEldENT R/W RIGHT OF WAY
EXISTING so STORM DRAIN
FACE Of CURB SD£ STORMDR,l,,INEASEMENT
FlREHi'DRANT SANITARYSE't.£R
FlBEROPTIC S/W SOEWAfl<
INGRESS EGRESS EASEMENT TS£ TRAFFIC SIGNAL EASEMENT
LI\NOSCAPE WATER
OVERrEAD'MRE m 'MREQ.EARANCEEASEMENT
11\JE WATER UTILITY EASEMENT
EX
EX 60' R/W
EX PIL (L~~~~· ~=IES) :
I EX 1o·ucrr 1 : [)(48' ±
TC - TC
[ X 10'
TURNING
L,l,NE
0.5'C URB
EX12' EX5'±
TRAVE L WAY BIKE
LANE
FC 6'
I
VARIES
7'- 10'
LS
I I
EX5' VAR1Es1
3000 PATRICK
HENRY 0RIVE
..,~
S'MEANDERING
S/W \YrlERE
SHOYr.l
EX PAVDdENT
EXISTING PATRICK HENRY DRIVE STREET SECTION
PROTECTED TR,1,VELLANE
BIKELANE
EX60.R/W
EX 48'±
LEFTnJRN
LANE
NOT TOSCALE
0.5'CIJRB
10'
TRA~ LANE PROTECTED
BIKE LANE
EX
PL
w
EX 10'UGEE
I (MIN)
~ 4.5' I 7'
L/S I S/W
FUTURE PATRICK HENRY DRIVE STREET SECTION
NOTTO SCALE
I:
PRELIMINARY SITE PLAN
3000 PATRICK
HENRY DRIVE
TM-3
UP
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3000 Patrick Henry Drive
SANTA CLARA, CA # 2019-0779
SummerHill Apartment Communities
777 California Ave.
Palo Alto, CA 94304
Architecture + Planning
888.456.5849
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M ..._ ,Pk
□ I
RESIDENTIAL
PARKING
RETAIL
PARKING
s~u U1 I I 1°1 I I 1°1 I I
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S- 29- .,=.;.;, ~
MISSION COLLEGE BOULEY ARD "--7 ,..
Sl11\\,\\lR I 1111
COMMUNITIES OF DIST INCTION
u
OSED PATRICK HENRY
TBANK IMPROVEMENTS ON
nlE NORTHSIDE
SECTIONB
SECTIONB- B
SCALE:1" • 10'
TOBE CONSTRUCTED
B'l'FUM EDE',£1.0PER
R/W
<!I)
EX 12• W PIP£
~~l o~
GOOO
NEIGHBOR
~ NCE
I' RETAINING WALi
1.25' W/ "L"FOOTING
l--2.37'
57'EXR/W
LEGEND
-~
Iii
PRIYOSEDPROPERT'l'LINE
EXISTINGEASEMENTLJNE
PROPOSED STORM DRAINPIPE
EXISTlNGSTORM DRAIN PIPE
STORt.l DRAIN FlELD INLIT
EXISTINGSTORMDRAINCHCHBASIN
~ PROPOSEDSANITARY~PIPE
- ~ EXISTING SANITARY SEWER PIPE
~ PROPOSED WATER PIPE
-~- EXISTING WATER PIPE
~ PROPOSED REC\'Cl..ED WATER
--~-- EXISTlNG RECYCLED WATER PIPE
- - ~-- EXISTING FlBER OPTIC UNE
• PROPOSED STORf.l DRAIN MANHo..E
• PROPOSEDSANITARY SEWERMANHOI.£
(_) EXISTING MANHOlE
- -QD - PROPOSED JT LINE
r:=_1 EXISTlNG.xJINT TRENCHBOX
~ PROPOSED STREETLIGHT
M EXISTI NG FIRE HYDRANT
~
[!!][El
PROPOSEDMEDIAFlLTER
PROPOSEOFIRE H't'llRANT
PROPOSEOJT BOXES
ABBREVIATIONS
RPDA REDUCE PRESSURE DETECTOR ASSEMBLY
RCP REINFORCffiCONCRETEPIPE
"' F/0
JT
POC
RW
Sil
so,H
Sil"
EX
Pl
J.5'QEAR
FIBEROPTIC
JOINTTRENQj
POINTOFCONNECTI~
RECYU.ED WATER
STORldDRAINldANHClE
STORldDRAINld EDIA Fll.TER
PATRICK HENRY DRIVE
SECTlONA- A
SCAL£: 1" ... 10'
STREET SECTION AND
UTILITY PLAN TM-4
3000 Patrick Henry Drive
SANTA CLARA, CA # 2019-0779
SummerHill Apartment Communities
777 California Ave.
Palo Alto, CA 94304
Architecture + Planning
888.456.5849
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rv7
8"SEWERCOtlNEC
~
COMMUNITY /CMC ART CENTER
,---"-----~- -Jr\
FLEX
LOBBY/LEASING
Sl11\\,\\lRI 1111
COMMUNI TI ES OF D I ST I NCT I ON
RETAIL
LEGEND
-~
■
PROPOSEDPRCPERTY UNE
EXISTING EASEMENT LJNE
PROPOSED STCf<M DRAINPIPE
EXISTINGSTORM DRAIN PPE
STORMDRAINFIELD INLIT
EXISllNGSTORMDRAINCATQ-IBASlN
~ PRIYOSED SANITA RY SEWER PIPE
- [KJZ3D------- EXISTING SANITARY SE\IIER PIPE
--{JYY' PRCf'OSED WATER PIPE
- CTIJZ:fil - EXISTI NG WATER PIPE
~ PRCFOSED RECYCLED WATER
- -~- - EXISTING RECYQ.ED WATER PIPE
--~-- EXISTINGFIBEROPTICLNE
• PR<FOSEDSTORMDRAIN MANHOLE
• PRa>OSEDSANITARY SE'IIERMANHOLE
C] EXISTI NG MANH(U
- -Q[) - PRIYOSED JT LJ NE
r::_,
~
mll
[]!][ill
EXISTING JOINT TRENCH BOX
PROPOSED SlREETLJGHT
PRCfOSED JT TRANSFORMER
PRCPOSED JTS\lr1TCHVAULT
PRCPOSED JTMANHOLE
PRCPOS[DJTBOXES
(!)
1:,::
3 ~
ffi er,
t
ABBREVIATIONS
RPDA REDUCED PRESSURE DETECTOR ASSEMBLY
EX EXISTING
F/0 FIBER OPTIC
JOINTTRENQ-1
POC POINT Cf CONNECTION
RW RECY0..£0 WATER
so STORt.lDRAIN
SOMH ST<l\MDRAIN MANHctE
SOMF STCf<MDRAINMEDl,l,FlLTER
SANITARYSE'M:R
WATER
0.0 CN.JTSOEDIAI.IETER
NOTES
1. SEELANDSCAPEPLANSFORSJZEANOSPECIESOF
PROPOSEOTREESANOPLANTPALETIE
COMPOSITE UTILITY PLAN TM-4.1
UP
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3000 Patrick Henry Drive
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SummerHill Apartment Communities
777 California Ave.
Palo Alto, CA 94304
Architecture + Planning
888.456.5849
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~
RETAIL RETAIL
~ ~ RETAIL
8 < PARKING
::l"
RESIDENTIAL
PARKING
~~·II Ii I I~ 11 i I Ii I I 1~d
MISSION COLLEGE BOULEY ARD "'"
Sl11\\,\\lR I 1111
COMMUNITIES OF DIST INCTION
• ~
m
~52.81
2!....
X STEPSX"
=;>
APN
104-04- 128
TOW17.5±
FENCEIIHH
2' RETAINlr-!G WALL
---
PRCf'OSED MANHQf
PRCPOSED flELD INLET
PRCl'OSED ARE.I. DRAIN
PRCf'OSED MEOIAFILTER
SPOT GR.ij)[
SLOPE ARROW
NUMBER OF STEPS AND
1-EIGHT OF EAOI STEP
SURFACE FLOW
0.{RLAND RELEASEOIRECTION
ABBREVIATIONS
B/W BACK OF WALK
EXISTlNGGROUND
ESMT EASEMENT
FF
GR
L/S
PL
S/W
Til
EXISTlNG
FILL
GIWE
LANDSCAPE
PROPER TY LINE
SIDEWALK
TOP OF BANK
TIYOFOJ RB
ESTIMATED ROUGH GRADING
CUT/FILL QUANTITIES
CUT (CY) I 1100 CY
Fll (CY) I 550 CY
NET( CY) I 550 CY (C)
AeN
PL 104- 04-094
BLOG
FF 18.1
EXISTI NG CROOND
--~
SECTIONB
NOT TO SCAL£
SECTIONC
NOTTO SC,1,LI
SECTIOND
NOT TOSCALE
PRELIMINARY
GRADING PLAN
TOW18.2
FENCE'MTH
2' RETAINING WA.I_
r-:'"-
3' RETAINING WALL
TM-5
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3000 Patrick Henry Drive
SANTA CLARA, CA # 2019-0779
SummerHill Apartment Communities
777 California Ave.
Palo Alto, CA 94304
Architecture + Planning
888.456.5849
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I
I ----,
= =-=:='!':::== MISSION COLLEGE BOULEY ARD =
CATEGal'fC:TllANSIT OR IE NTEDDE'y{l.Of'MENT
LOCATION CREDIT:
I 100% 0fSITE ISLOCATED'MTHINAPOA
2. DENSITY/FAR CREDIT: ~ 100 OU/AC
3 MINIMIZEDPARKINGamn
0:1: AT- GRAOE SURF"ACEPARKING
TOTALMAX.NON- UD CREDI T:
TOTALOOSITEEFFECTl 'A:IMPERI/IOUSAREA:
I.IIN.25XREQUIRED BYLJDTREATMENT
PROVIOEOEFFECTI \IELJDTREATMENTAREAS:
PROVIOEOEFFECTI \IENONLIDTREATMENTAREA
(AREABREA.KDO\INEXClUDESANYOITSITETREATMENT)
25'
30,
'°' 75'
94,707Sf
2J,677SF
27,560 Sf (29.1X)
67,147 Sf (70.9X)
SPfaA.IPRO.FCTNON-I IDTREATMENTCREPITNOTfS
1. PRO.ECTSITE IS LOCATED'MnilN APRIORIT'r'OE\IELOPMENTAREA(PDA), 2 PROPOSED PRO..£CT DENSITY IS 121.2 DU /AC PER SITE DATA RECEIVE:D FROl,I KTGY.
J NOSURFACEPARKINGHASBEENPROPOSEDFORTHISPROJECT.
4 MEDIAFJLTERSIZINGANDSPECIFJCATI ONS ISSUB.ECTTOFINAL ARCHITECTURAL BUILDINGDESIGN.I.IEDIAFlLTERSWlllBEWASHINGTON G.U.LD.ANDT.A.P.E. CERTIFIED UNITS.
Sll,\\,\\lRI 1111
COMMUNITIES OF DIST INCTION
I
LEGEND
■ - - - ■ DRAINAGE MANAGEMENT AREA BOUNDARY
-==-------=--
-~ -
•
DRAINAGE MANAGEMENT AREA
PROPOSEDPRCPERTYLJNE
PROPOSED STORM DRAINPIPE
EXISTING STORM DRAINPIPE
STORf.lDRAIN FlELD INL£T
DJSTINGSTOOMDRAIN CATCHBASIN
PROPOSED MANHOI.£
EXISTINGMANHOI..I
PROPOSED MEDIAflLTER
BI0-RETHfllON
ABBREVIATIONS
o"' DRAINAGE MANAGD,IENT AREA
BR BIORENTENTI ON
EX EXISTI NG
POC PaNT Of CONNECTION
so STORM DRAIN
so,H STORMDRAINtdANHctE
so,c STORMORAJNtdEDIAFILTER
TREATMENT CONTROL MEASURE CALCULATION SUMMARY TABLE
FLOW T}jROOGH BR-1 12,2:},I 12,234 12234
"
PLANTER
FLOW TijROOGH 15,940 15,940 15940
" PLANTER
SDMF SOMF-3 67,062 62,194 4,868 62681 ~ow I 1--r-+----+----+--+-----+---+----- ---+--+---'~- ---t--'~- ---t
N/A N/A
.~
4 SELfRETAINING 9,456 1,039 8417 N/A N/A N/A
f--+-----t-~-+--t---+---+----~--+----+------+------t
2 SOI.IF J - CX..OCASTLf PERKFILTER, 4' WIDE CONCRETr VAULT, THREE TO EIGHT CARTRIDGES/STACKS. {TREATMENT FLOW: 0.28 CFS) J SDI.IF 7 - CX..OCASTL£PERKF1LTER.~CRETECATCHBASIN,12"CARTRIDGE. (TREATM ENT FLOW:0,020CFS) 4 ANY MEDIA FILTRATION UNITS Will BE INCLUDED IN THE PR0-1::CT O&M MANUAL AND CONSIST OF ANNUAL CLEANING/VACUUMING FOR DEBRIS, INCLUDINGREGULARI.IAINTENANCESCHEDULINGDURING TI-IE RAINY SEASON 5 6
8 9
BIORETENTION 3676 4'
BIO RET£NTION BR- 6 6397 FLOW AND
VQUME(4)
SOMf SOMF- 7 5<02 ~ow
SELF RETAINING N/A N/A N/A
SELF RETAINING N/A N/A N/A
(!)
I BIO-RETENTI ON SHALL BE PROVIDED ON PODIUM DECK IN PROPOSED PL.ANTER AREAS: WATER Will BE HARDPIPED VIA DO'M-ISPOOT AND DISCHARGE DIRECTLY INTO THESE PLANTER AREAS. WATER Will INFILTRATE Tl-lROUGI-I THE BIO-RETENTION MEDIA AND CW.ECT IN THE SUBDRAINWlilCHWIUDIRECTWATEROFfTHEPODIUMDECK
2 STORI.IWATER PASSING TH ROOGH FLOW- THROUGH PLANTERS Will BE ROOTED N THE SAME SYSTEM AS Tl-IE WATER LANDING DIRECTLY ON THE PODIUM DECK. BECAUSE Cf Tl-IE MIXING OF TREATED AND UNTREATED WATER, ALL WATER l'llll Tl-lEN PASS mROOGH ONE Cf ONE STORM DRAIN MEDIA FILTERS.
J DEVELOPER SHAll INSTALL ANY APPROPRIATE STORI.IWATER P(l.LIJTI ON PREVENTI ON MESSAGE SUCH AS "NO DUMPING- FLOWS TO THE BAY' ON ANYSTORMDRAINS LOCATEOONP RIVATE PRCl'ERTY.
5. OMA 7 AREA IS NOT TREATABLE WITI-I BIO RETENTION DUE TO Tl-IE LJt.llTED SPACE ALONG Tl-IE FRONTAGE. OMA 7 Will TREAT ALL 5,968 Sf VIA t.lEDIA FILTRATION UNIT. DMA 5 WAS EXPANDED TO TREAT AN ADDITIONAL 2.046 SF Cf CffSITE IMPERVIOUS STREET FRONTAGE. 6 DMAS5- 7 INCLUOEAPPROXIM ATELYO.JJACRESOFOFFSITEAREATHATISPROPOSEDTOBETREATEOVIABIORETENTI ONAREAOR MEDIA FILTER
PRELIMINARY
STORMWATER
MANAGEMENT PLAN TM-6
3000 Patrick Henry Drive
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SummerHill Apartment Communities
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40 10
CITY OF SANTA CLARA CONSTRUCTION NOTES
1. DURING Tl-lEBEGINNINGOF THECONSTRUCTlON, THEPRO..£CT,1,PPLJCANTSI-IAliARRANGEfORASITE VISIT (INSPECTION) BY A THIRD-PARTY RE"1EWER ACCEPTABLE TO THE aTY OF SANTA Q_ARA THAT THE INSTALL£[) STORMWATER TREATMENT MEASURES HAVE BEEN CONSTRUCTED IN ACCOODANCE Wini TI-lE Af'PR0',{[)BUILDINGPLANS. THETHIRD- PARTYREYIEWER 'Mll RECOMMEND nlEREQlJIREDNUMBERorSITE INSPECTlONSAT DIFfERENTINTERVALS OFCONSTRUCTION.THETHIRD - PARTY RE\r1EWER MUSTBE A CIVIL ENGINEER, ARa-llTECT OR LANDSCAPE ARCl·IITECT REGISTERED IN THE ST.&.TE Cf CALIFORNIA AND f.lUST HAVE AaJ RRENTTRAJ NING ONSTORMWATER TREATMENTDESIGN.ALJSTorOUALIF1EDTHIRD-PARTY RE\r1EWERS CAN BE FOUND ON THE SANTA CLARA VAU.EY URBAN RUNOFf PCUUTION PREVENTION PROGRAM (SCVURPPP) \\£BSITE AT WWW.SCWRPPP- W21CCOM/CONSULTAtHSJJST.SHTML
2. SOILS IN Tl-lE BIORETENTI ONFACILJTIESSHOULDMEETnlEBIOTR[,1,lMENTSaL MIX(BSM)SPEa FICATIONSPER SCWRPPP C.JSTORMWATER HANDBOOK, APPENDIX C. A MINIMUM PERCOLATION RATE OF S INCHES/HOUR AND A MAXIMUM PEROOlATION RATE OF 10 INrnES/HOUR ARE REQUIRED (INITIAL INFILTRATION RATE MAY EXCEED nllSTOA LLOWFORTENDENCYl)'" INFlLTRATI ONRATE TOREDUCE 0"1:R TIME).PLANTINGSOILLAYER ,..JOI.JLD BEATL£AST 18 1NCHESDEEP.CONTRACTORTOSlJBMITMATERIALCERTIFICATESSIGNEDBYnlE t.lATERIALPRODIJCER,CERTIF'l'INGTI-IAT SaLCOMPLlfSl',H'1,0REXCffDS,SPEaFlEDREQUIREMENTSWlrnlN 6 1o10Nrns.
3 PERMEABLEORAIN ROCK SHALL BECI.ASS2PERM ROCKPERC ALTRANSSTANDARD SECTION 68-l. 025. n!E t.lATERIAL SHALL BE WASHED ANO FREEFROMCLAYORORGANIC MATERIAL
4. PERFORATEDPIPESHALLBESCX.\IENT WELDPVCSORJS(ORAPPRO\IEDEQUAL)'MTI-IPERFORATI ONSFACEO DO\\N. LOCATIONOFTI-IEPIPE VARIES,SEEPLAN.
5. INSTALLATIONOF POROUSPA"1:MENT AND/ORVAULTSSllALLBE DONEPER STANDARDDETAILSAND SPECflCATIONS.TI-IIRD PARTY REVl[WEROR"1:NDORS'1ALL INSPECT THEPOROUSPA\£MENT AND/OR VAULTS INSTALLATION (INCLUDING F NECESSARY, PERFORMING PERCOLATION TEsn AND SUBMIT THEIR CONCURRENCE LCTTER TO THE an I)'" SANTA a.ARA
6 FORANYLNERPENETRATIONS,RADIALCIJTTI-IE UNERFORPIPE.MASTI CANDSEALWlnl PIPECLAIAPTO
INSURE WATER- TI GIH SEAL
7 SEE LANDSCAPE PLANS AND SPECIFICATIONS FOR PLANTING MATERIALS \lilnllN BIO-RETENTION FAOUTIES
SOURCE CONTROL MEASURES
4 REGULAR INSPECTION CF ST<l<M ORAIN FAOUTIES.
Sll~\MlRHILL
COMMUNITIES OF DIST INCTION
COOBLESTONEDISSIPATER
PROPOSED TO BE PLACED BELOW EACH BUILDING DO'/INSPOUT
ARCHITECTIJRAL CO\IERALLEXPOSEDEARTH'lr1nl
WI NDOW fLOAT-RESISTANTMULOl(J" MIN)
SUBDRAINCLEANOUT
ATGRADE
MINFILTERMEDIA.PLANTINGSOILMIX
FLOW-THROUGH PLANTER AREA
NOTE: 6"QASSnD RAINROCK SECTIONREDIJCEOFROM 12"ASPREV10USLYAPPROVED BY THE aTY AND CCXJNTY CF SANTA Cl.ARA. REDUCED BASE ROCK ALLOWS Fal A SHORTERPLANTERHEIGITANO REDUCES PODIUMDECkWEIGHTSINCENOSTORAGE ISREOUIRED.
CONNECTED TO OTY SYSTEM
PUBLIC RIGHT OF WAY
FLOW-THROUGH PLANTER AREA
(BR 5 & 6)
NOTTO SCALE
!9!!:....__
U/1.1)
~
Surfa<:eTY!)e Aru(SFJ AruAd'ustmentFKtor
Nea',er,lousNea Ad)u!lment
EffKtivelmpervlousAre;,(S F)
Im rvlousAre, 6307
3Unit8asinStora1eVolume
O;,ySoi l (D)
3.1 Unit Basil Storage Volume
Ad"ust~UnitB.a,inStorageVolume
W;,terQu• lity De,;i nVolum e
SPreliminaryEstim. teofBlo-R etentlon
s.1 1 4"olDMA 1mperviousSu rface
6 Optimize Sile of Treatment Mea1ure
6.1 Are;,ofBio·Rt te ntion
6.2 Volume Treat~
Volume To be Stored
6.4 PondinDet h
6.5 PondlnDeth
''" (3.2/4.l)
l78 sf
202d
...
o.soft
S.95 1n
SiteMHnAnnu1IPre< ipitltion(MAP) 141in
:::==::i .. ~:~:~f'":~i:~~f''"":'. .. ".'.'"'51~ ..... £•==:::==~~ !:!~I -~"'~'"~"~·•~"~~~·ft="'~··~"'~~~~-~:~o~~lin Effective
Totiill
(l.2 °3 .1)
{2.3/12) 0 3.2
~
(6.l "Sln/hr)'(l/12) ' 4.2
(3.3-6.3)
(6.3/6.l)
(6.4'12)
!9!!:....__
(l/1.1)
Eqn.
"'"
Arei,"~r'Yi~dustment
Surfi-ce Type AA!i (SFI Area Ad ustment Fxtor ElfeaivelmperviousArea(SFI Imperviou s Area S339
PtrYiousArea 629
3UnitBaslnStoraseVolu,,,..
Clay Soll ID)
3.1 UnitB.asinStora Volume
AdjustedUnitBaslnStora eVolume
WaterQualityDe!i Volume
40u rationofRainEvent
SPrelimln;,,yEstim;,\eo!Bi:> •Retention
s.1 1 4"olDMAtmper-iousSurface
60ptlmlzeSizeo!Trutmen tMe;,sure
6.1 AreaofBlo-Rettntlon
6.2 Volume Treated
Volume To be Stored
PondlnDepth
PorodinDepth
~
(3.2/ 4.1)
216,,f
Effective
Total
~
(l.2°3.0
(2.3/12)"3.2
"" (,04 °2.3)
5339
"
, ...
nod
7Sd
{6.l ' Sin/hr)'(l/12)'4.2
{3.3·63)
(6.3/6.l)
(6.4' 12)
TREATMENT DETAILS
AND CALCULATIONS TM-7