The URL can be used to link to this page

11- Exh B of Att 23PLANNED DEVELOPMENT ZONING APPLICATION FOR 16213 LOS GATOS BOULEVARD APPLICANT SANTA CLARA DEVELOPMENT COMPANY TABLE OF CONTENTS 1 TITLE SHEET C1 EXISTING CONDITIONS & DEMOLITION PLAN C2 SITE PLAN - HORIZONTAL CONTROL C3 GRADING AND DRAINAGE PLAN C4 UTILITY PLAN C5 STORMWATER MANAGEMENT PLAN C6 STORMWATER CALCULATIONS & DETAILS C7 PRELIMINARY TENTATIVE MAP L1 SITE PLAN L2 SITE SECTIONS L3 SITE DETAILS A1.1 PLAN 1 EXTERIOR ELEVATIONS A1.2 PLAN 1 FLOOR PLANS A2.1 PLAN 2 EXTERIOR ELEVATIONS A2.2 PLAN 2 FLOOR PLANS A3.1 PLAN 3 EXTERIOR ELEVATIONS A3.2 PLAN 3 FLOOR PLANS A3.3 PLAN 3 CARRIAGE EXTERIOR ELEVATIONS A4.1 PLAN 4 EXTERIOR ELEVATIONS A4.2 PLAN 4 FLOOR PLANS A6.1 STREET SCENES A6.2 STREET SCENES CONSULTANTS: CIVIL ENGINEER: CIVIL ENGINEERING ASSOCIATES, INC. 2580 NORTH FIRST STREET, SUITE 290 SAN JOSE, CALIFORNIA 95131 (408) 435-1066 ARCHITECTURE: ANGELENO ASSOCIATES 147 CITY PLACE DRIVE SANTA ANA, CALIFORNIA 92705 (714) 285-1888 LANDSCAPE ARCHITECT: SWA GROUP 2200 BRIDGEWAY BLVD. SAUSALITO, CA 94966 (415) 332-5100 N VICINITY MAP as Co 1- zz w ao 12 w J 0< wz_ zz 5N N a CALIFORNIA DATE SEPT. 7. 11 SCALE DESIGNED D.U. 10-102 SHEET 1 - SHEETS EXHIBIT B Of Attachment 3 /=ITT0Y im}9¢ OR EOST 3 w.rz 20736532 2.9 1199 w(51 3709 1j11, ▪ '01.6zm T}A 1 3>It?fi 371 LNIKMY OAWn" `lTl}9 10 3 '(n1O`1L �FU{ CEORCE S1REET 3"- 2 n95 031 / '51131 3} / �anTc / / / jjt45 37/101111 130516' 0290050 1 _IS ailAR1s mn / L{AL PMWL, 31101c � 11e_21�TIa98s 0- z-nzm 0. b-f �' 331110.tiIr � r k�—}111_,/Tta]61[ i?941 0 iT TOI co Tono`ra ) 3mm0 1 31 5 SEE DET a, 000 nl/4'MA1w 0Lx0012 LOS CATOS BOULEVARD "Y=xz11Y+SLWY na1110 69 Ltl51.16 XIIFP %9JDIL 9.Wb 3605-5 SM0/SEAME WAMIO MOBL - _]91j rt Q302710" MILL e DO1L,� 3 IMI ; 0791615 x 4�Agrirc` 1 M9M1T ./3 3699TCJ�F. gu6-/ OTC ixal1 a .6i Ly h i t1x31__ LPoIRAY 1k L , 39x6all, — ]R359ff el/ • E :,/ I -3 L51 rzn / " mesrt nzM nz110 mem m-.TR ////I /(7 \-, / ICNt .32] U A/- �3b)1 A -) i SHONN-/AS-CRITCA``` FACIMTY STANb8Y3 ' / ( �_ON P.&hE CAS MAPm if /knm ? /rills FE DETAIL 'A A9I61L Ydl3633/20 i / v�� 71 / // W O' 1. SOA`E.A^s I^ GRAPHIC SCALE D 10 za NOTES 1. IT SHALL BE THE CONTRACTORS RESPONSIBILITY TO VERIFY ALL EXISTING ITEMS TO BE REMOVER PRIOR TO FURNISHING PROPOSAL FOR DEMOLITION. IT SHALL BE THE DEVELOPER'S RESPONSIBILITY TO OBTAIN ALL NECESSARY PERMITS FOR DEMOLITION. 3. CONTRACTOR SHALL CONTACT BAY AREA AIR QUALITY CONTROL FOR THE "J" NUMBER AND FURNISH IT TO THE DEVELOPER. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO ARRANGE FOR THE TERMINATOR OF ALL WRITES THAT SERVICE THE SITE. 5. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO MAINTAIN DUST CONTROL AND CLEANUP AS REQUIRED BY THE TOWN OF LOS CATOS. IT SHALL BE THE CONTRACTOR'S RESPONSIBILITY TO OBTAIN THE LEAD SURVEY AND ASBESTOS SURVEY FROM THE DEVELOPER AND COMPLETE ALL NECESSARY RECOMMENDATIONS PER SAID REPORTS. 7. IF CONCRETE AND PAVEMENT DEMOLITION MATERIAL 15 RECYCLED THE CONTRACTOR SHALL SUBMIT A LETTER TO THE DEPARTMENT OF PUBLIC WORKS SOLID WASTE PROGRAM MANAGER INDICATING HOW MANY TONS OF DEMOLITION MATERIAL 15 ANTCIPAIEO TO RE RECYCLED. 8. CONTRACTOR SHALL MEET WITH PROJECT ARBORIST 48 HOURS PRIOR TO DEMOLITION TO VERIFY STATUS OF EVERY TREE. 9. PERIMETER FENCING SHALL BE ESTABLISHED AROUND THE SITE AND SHALL REMAIN DURING THE COURSE OF THE PROJECT, EXCEPT AS NOTED. 10. ALL IDENTIFIED UNDERGROUND STORAGE TANKS (GREASE TRAPS. ETC.). ANO OTHER VOIDS. ARE TO BE OESIROYED, BACKFILLED AND COMPACTED PER TOWN STANDARDS AND THE SOILS REPORT. 11. CONTRACTOR SHALL CONTACT USA, AT 800-642-2444, PRIOR TO ANY DEMOLITION. 12. FOR TREE SURVEY ANO TREE PROTECTION SEE REPORT BY ARBOR RESOURCES DATED MAY 11, 2010. ABANDONE ANY E%151NG UNUSED UTLITES WITHIN DRIPUNE OF TREES NOTED TO REMAIN. FFCFFND 70 TREE TO BE REMOVED 'IS • j`TREE TO REMAIN - SEE ARBORIST REPORT FOR PROTECTIVE FENCING REQUIREMENTS /18 TREE NUMBER a 8 0 0'5 c0 i Ow VW< (1) CC rn Z 0—17 F°'0 zOm V I_0 J F �imico 00 w etl 8 Co ao Cm"(� • O e CALIFORNIA o110 SEPT. 7, DES ED D.0 Dxaafl C.H 10-102 C1 PLAN 3D LOT 5 LOT 13 g PLAN 4C LOT 1 PLAN 4A LOT 9 FLMI 4B LO 10 PLAN 4C LOT 16 PLAN 1C PLAN 2A GEORGE STREET pWIIIN poi PLAN 3C LOT 2 PLAN 3BX LOT 3 LOT 11 PLAN 4A LOT '8 PLAN 2D LOT 19 PLAN 20 CORSI.= 5IA10A® VIA OK = OLT LQS ae TOS 8OC'LE✓AR0 Th i NOTE SEE 1RAFF1C PLANS FOR LANE STRIPING AND SIGNAGE PLAN 3AX LOT 4 LOT 12 T-tb PLAN 2B PLAN 2AX PLAN 3CX LOT 6 7 LOT 14 PLAN 26 S LOT 22 PLAN 1 PLAN 3A LOT 7 LOT 15 PLAN 2C PLAN LOT- e GRAPHIC SCALE 0 10 20 (IxFET) e 1FMi-20R. 4D Fxe .».....a........... xe I In. 1B'I 20' B1 F—Z_=— _z_4%AMc_— 1 — S 1 1 EXISTING TYPICAI SFCTION - MITCHFI I AVENUE nai 1v 10 1-4F AVG SITE SITE r PROPOSED TYPICAL SECTION - MITCHFI I AVENUE 56' R,0 SITE IV IB' I EXISTING TYPICAL SFCTON - GFORGE STRFFT 2-45 AVG I0' IV -Tz9 PROPOSED TYPICAL SECTION - GEORGE STREET SITE I M. EMERGENCY VEHICLE ACCESS EASEMENT PRIVATE STORM DRAIN EASEMENT PRIVATE SANITARY SEWER EASEMENT PUBLIC SERVICE EASEMENT 510EWALK EASEMENT 2.13 lc-n=11-r 2-4%AVO._� 2-4X AVG. FXIS11NO TYPICAL SFCTIONI - ROBERTS ROAD t SITE IAS I 2-4X _ -J s0 30' t 2U 20' PROPOSED TYPICAL SECTION - ROBFRTS ROAD SITE I 0 NOEW GUM. GDTIER SIDE-WM.% PER TOXH STPHOAN05 (11P.)_2_4 UON. UNE FXISTNG TYPICAI HALF STRFFT SECTION I OS GATOS BOULEVARD X6ICAv SIDE MNE 56 FC TO EARDRLY SUE W MEDIAN IdIST, PAVEMENT PROPOSED TYPICAL STREET SECTION I OS GATOS BOULEVARD STATFMFNTS AND TARI F� PROP05ED USE 22 SINGLE FAMILY DETACHED UNITS GROSS ACREAGE: NET ACREAGE: TOTAL PROPOSED UNITS: NET DENSITY: TOTAL BUILDING ENVELOPE AREA: BUILDING 511E COVERAGE: AREA OF PRIVATE STREET: PRIVATE STREET SITE COVERAGE: AREA OF PRIVATE OPEN SPACE: PRIVATE OPEN SPACE SITE COVERAGE: JPARKINGREQUIRED: 1i ✓ , -�.� -. 3 SPACES PERER UNIT = 66 SPACES y PARKING PROVIDED: 141- COVERED SPACES ONSITE DRIVEWAY GUEST SPACES +., GNSITE GUEST SPACES OFFSITE GUEST SPACES VICINITY MAP 1.90 ACRES (82.1354 50. Ft) 1.90 ACRES (82,854 50. FT.) 22 UNITS 11.6 DU/ACRE 0,79 ACRES 41.3% OF NET ACREAGE 0.17 ACRES 9.0% OF NET ACREAGE 0.94 ACRES 49.7% OF NET ACREAGE 91 SPACES 44 SPACES 26 SPACES 5 SPACES 16 SPACES co, Cw NO mU CD .; My OW CC (Le Civil Engineers Plann O - 0 CcQ Z> U J < - O m NO 0 C1 ZO g -ICO ILI CM I_ CO c CALIFORNIA DR AYM C.H 0-102 6 • Er C2 - SIEETS qo �K SGAL�Vna GRAPHIC SCALE 20.0 10 40 W FFE7 ) 1 Inc _ 20 R. PAD=374.50 371.78 - 371.72 LOT 9 F.F.375.00 PAD374.00 LOT 10: PAD 3)313 F.F.=375.48 PAD-374.481 LOT 2 -�Lac1R7 $ - PRO pAD-37317 „ f °=3]314' my,>_- .� LO,T 11 -F.F.374.i7 -PROI3)337 OT18 373.40 -PAD=372A0: APPROXIMATE EARTHWORK QUANTITIES CUT= 600 C.T. EXPORT=203 CUBIC YARDS GEORCE SMELT " 37176 YARD MICE 1/ RI➢vum Maw B0NEIAT R TIM--- 373E5 5EP PAD=374.00 372 371 370 LOT 12 iF.F.374.43 PA0=373.43 th+LOT 13 F.F.-37387 PAO=373.87. 311x; ' 71WI HI MY _SRtiMR 371.1AP 3721331C 3327174 372 37 3722 mM. PRIER POLE 18 P0ORCTEAST 85TNSF _ SECTION HORIZ. 1"=10' VERT. 1'=2' F.F.==374 50T ;PAD=373 50 LOT 14 373.50 .3312150 LOT 22 FR=373.07 PA6=3Y207 NODDED CURB & GUTTER. ROLLED SECTION .F.-37426 AD373.26_ -LOT 7 OILED CURB G.G. 373.26. PAD=372.28- ROLLED NWRAL GtillER INFILTRATION TIERCE SSE :BEETS Ps 4 IN A .;II / I FOFND TO PE CONSTRUCTED FXISTING DESCRIPTION . _-.7 PROPERTY UNE T CENTER UNE Iy / — --II-- O �}= µITARY B. i 9µD & DRIVEWAY MAOLE /I / - — �• — - MORN SEWER AND MANHOLE MORN NLET El FIAT ORATE INLET AREA CRAIN Si / W- w WATER MAW If JOIN CH I / yrMY FIRE THYDRANT Y� POMFR POLE�:/I / ( i—' 0 ELECCTRODEINEXTRENCH W/ R' PERE. UNOEAORa8 STONE WALL HEDGE & WON FENCE 373 372 L' 371 aa25Tc 370- 369 SECTION HORIZ. 1-=10' 373 372 371 3703NP es 369- 010' SECTION HORIZ. 1'=10' VERT. P"2' SECTION 373__- _.. _—_37;. 372 371 370 G<D 369 SECTION HORIZ. 1'=10' VERT. 1-=2' NOTE *SEE LANDSCAPE PLANS FOR STONE WALL DETAILS M sn 5g rT1— 373- Ru1m OURRRc 372 041E APB W 30' HIGH NOTTS 1. ALL EXISTING IMPROVEMENTS THAT FALL WITHIN THE NEW SIDEWALK AUGMENT ON ROBERT ROAD SHALL BE RELOCATED AND OR REMOVED AS REQUIRED BY THE TOWN OF LOS GATOS OR UTILITY COMPANY. 2. REPAVE HALF MOTH OF ALL STREETS ALONG THE FULL FRONTAGE OF PROJECT SITE. 3. ALL VIILII1ES SERVING THE SITE SHALL BE UNDERGROUND. 4. ASSUMED 12" 5EC00N FOR HOUSE PAD 5. ASSUMED 9' SECTION FOR STREETS Q Q a Q Q a R tt- 8 aI» 5a a> W W J <0 Z g CO 00 0 Q Z0 0 CO Z O CC N CALIFORNIA 0.11E SEPT. 7, 11 Sour 1'=20' DENNI'F0 D.U. DRAYN C.H. 10-102 SHEET C3 OF - SHEETS TOR WwwFONM NV.•Y532 F.F.-375 PAO=374 LOT 16 F F.-373.75 RAO-372.75 W DST. ELECROTTE GEORGE STREET • = LOT YB I LOT 9 FF. 374.17 - EF. 373.40 F.F. 373.92 Jr PAD-373.17I PAD-3]2.4p; L = PAD=37292,' F. 373 PAq=372 -TOTlO - F.F.-373.92 --PAD-372.92 LOT 22; F.F.373.07' PAD-372.O7 —._ i1 G 9MME Elf C0.^`�" "i I 9� '■® f' I� �� _ ELei.0NTR 00E 10 20005 ---ABNIDDN ELSE SAN. uT } EL51. 6' LMTAAY SEWA—( EDT 21 I/4 %Alai w LOS GATOS BOULE4ARO a r ns FR0h01 DDT.5AN. OK RDL=n012 NM-36255 WRIT WSL 27' SI(Iw _ _ _ PAD-372 00050 00 SMNNIY SOKR // / / / 368 367 366 365..._..— _— _._ CATCH BASIN "A" GRAPHIC SCALE G I0 20 TO PE CONSIRUCTFD (Ix IFrt) S loco - 20 IL J FGFND FORTING L I DESCRIPTION PROPERTY LINE CENTER UNE CURB. COTTER 4BEWAU( & DRIVEWAY 0 SANITARY SETTER AND MANHIX£ -0-- — -Cl — — STORM WADI AND MANH5E ■ ❑ STOMA INLET FLAT GRATE INLET 0 AREA pWN W - w w0TER RANI .1! J]INT TRENCH W b' coo HYDRANT P Ow0A Par ELECTRCUEN INTILTRAlioN TRENCH w/ .ti Y AxaA Y 2 RETAINING WALL 5T0HE WALL ND GE B IRON PENCE EMERGENCY `0HIC1£ ACCESS EASEMENT P 0VA2 STpd CRAIN EPSd0NT P RIVATE SANITANT SETTER EASEMENT p0BUC 500540E EA4MENT L OEw0U( EASEMENT CATCH BASIN "B" NOTE 1. ALL R90F RAINWATER LEADERS SHALL OAYLDE AT SPLASH BLOCKS. Co 0 CC g0 ay < CO 0 J 1n CO OF Oa • 0 0 J 0AR SEPT. 7, 11 CALIFORNIA LESICN00 0.0 TDB ND. 10 102 sH C4 WATERSHED 'A' TREATMENT TYPE: SELF TREATING SEE TYPICAL LOT CALCULATIONS ON SHEET C6 35,097 S.F. (0.806 AC.) HOUSE 16,597 S.F. DRIVEWAYS 3.972 S.F. LANDSCAPING 11.708 S.F. PERVIOUS PAVERS 2.820 S.F. PERCENTAGE PERVIOUS = 41.4% .rune LOG wo-3N.1.31Y L I0. 30312,1wu ;asr i 3': 1. CEORCE S7REET ahonN n9 gyp; 47241 — LSIZE —r. 333 32..c4 ,15E ,—n.o,al t'src Torso .4 L'°-- \ LOS CATOS BOULEVARD 'AYES'[ WIMPM1)', TI9Pf� a. %E):r 7 nosr,,Y swam — \ sr eW wT N+s w \ =M7w WATFRSHFD 'C' .-xAww r TREATMENT TYPE: SELF TREATING SEE pPICAL LOT CALCULATIONS ON SHEET C6 B,B442.F.-(0.203 AC.) HOUSE 2,6695E. LANDSCAPING—6:175 S.F. — —PERCENTAGE PERVIOUS = 69.8E 155331 vO3:9NY,/ ./� wsr/u Irtw ce ourm0 W 4440444 ONE Warr oast. LEEN_ Axe mar 4 Eisimi fa ova __3,33<!R 3/13.33 .111131c71 WATERSHED 'B' TREATMENT TYPE: MEDIA INFILTRATION TRENCH 38,913 S.F. (0.893 AC.) HOUSE DRIVEWAYS STREETS LANDSCAPING TREATMENT TRENCH 12J]4 S.F. 1.509 S.F. 5.163 S.F. 13,120 S.F. 1,347 S.F. PERCENTAGE PERVIOUS = 37.2% / I FGFND SOP`E A.e GRAPHIC SCALE 20 0 10 20 w IN FEET ) MM - 20 ft AREAS THAT ARE SELF TREATING AREAS TREATED 8111H MEDIA INFILTRATION TRENCH PERVIOUS PAVERS AT DRIVEWAYS INFILTRATION TRENCH IN PRIVATE STREET W/ 6. PERF. UNDERDRAIN (SEE DETAIL ON SHEET C6) 19 LOT NUMBER WATERSHED BOUNDARY LOS GATOS HONDA 16213 Las Gatos Boulevard P�esed340 C venge Am. ewers Feel 611e Covers°. New Hwnes 37040 0.050Ac Pilvsle SBeels 5.163 0.110 Ac Dmrewaye 5,401 0.128 At Pervious Paved)/ vowos 2620 0085An Pervious 0u0ar TnnU1 1.347 0.031 Ac IandarapIno and Opal -Space 31,003 O712 Ac Total Prop0tAges 02,054 1.902 Ae. 1 Pent w.ndImpervious Sur lecos Oa.S1N 89E3udaco EtleunglW,o. constructon ion % Proj.c0Post- Construction an OIROOACO X (en ImpoMouu Bulknngs I 18.997 22.914 37,840 04.714 18043 21814 Skeels. Orr/owns and W2YEta0S 55E112 67A% 10.644 12.8% i5,109 -54.5% 3YDldal 79,009 90.3% 4],089 516% -27,125 -32.]9‘ Pervious Ian4444/430Pcn-Spece 8045 97% 31003 3i9% 22,050 2].]% Pervious Surfaces (Pavers ® Driveways & TmaoneMTrench NIA 0% 4.157 SO% 9,157 5.0% SII °35,f]0 12.9% 2),125 32.]% 82 6 Q Q as Co Z 0 a� Z LU D 0m <CO O CC its <p � J CC c+D I- 0 � r CALIFORNIA LOS GATOS DATE SEPT. 7. 11 SCALE 1'=2S11 DESIGNED D.U./A.T. DRAWN C.H. 90e No. 10-102 SREFT C5 - 521FET5 HOUSE 510E 64' APPROXIMATELY 6' STREET SIDE MODIFIED ROLLED CURB W/ REBAR REINFORCEMENT (p4 REBAR - P05T5 0 24' 0.C. W/ MIN. 9' EMBEDMENT. 2 EA. LONGITUDINAL BARS FULL LENGTH) POROUS CONCRETE SECTION 15 MIL 4SQUEEN 0 BOTH SIDES OF TRENCH BELGA D PERMEABLE PAVERS (SEE NOTE NO. 11) N0. 8 BEDDING GRAVEL CONCRETE SEPARATION RANG W/ REBAR REINFORCEMENT (#4 REBAR - POSTS 0 24' O.C. STAGGERED W/ MIN. 9" EMBEDMENT, 2 EA. LONGITUDINAL BARS FULL LENGTH) 3" AC/10 CL II AB PER SOILS REPORT T MPORARY PERMEABLE BARRIER 6 PERFORATED PIPE CONNECT TO CLOSED SYSTEM 11h' CLEAN -CRUSHED AGGREGATE AVE BOTTOM OF TRENCH OPEN FOR WATER TO PERCOLATE INTO SUBGRADE SUBGRADE MEDIA INFILTRATION TRENCH W/ PAVERS SCALE: N.T.S. .••..,V-.. tikt• a• rntscet 0....•.�.pp4 TYPICAL PLAN 3 TYPE LOT DRAINAGE - SELF TREATINQ APPLIES TO LOTS 2-0 LOT 3 LOT SIZE = 3,069 SF. (0.009 AC) COCOVERAGE `yc'5 HOUSE/GAIUGE '-•=1 1011000E O9IVEWAY 480 S.F. PO1RMEAOLE PAVERIVEWAYS 470 SF. 1 ' ' 1 LANDSCAPING 1.040 S.F. RATIO OF 0150480.0E AREA RAVENOUS TO PEFAWS - NOT TO EXCEED 2:1) 2.330 1.518 5F. 1.54I : NOT R90FICPS SHALL BRNH INTO SELF -RETAINING PERVIOUS SURFACES FOR INRL1RANw OF PROEMS° TREADAENT Hon. PROJECTED TREATMENT FLOW. =os :w194O10.2 0010RM0M11PRACH PER CAL 91AP HANDBOOK • BELGARO PERMEABLE PAVERS WITH INFILTRATION RATE OF 57HOUR (SEE NOTE 11) CLASS II DRAIN ROCK OEOTEXTILE FABRIC (MIRAM 140N OR APPROVED EQUAL) TYPICAL PERVIOUS PAVER SECTION AT DRIVEWAYS SCALE: N.T.S. TYPICAL PLAN 4 TYPE LOT DRAINAGE - SELF TREATING .APPLES TO LOTS 1. 9 F A PORTION 0f LOT 10 LOT 1 LOT 512E _ ;140 S.f. (0.018 AC) 1B4WAOG k w•- J HOUSE/GARAGE 1.812 S.F. 2 IL� .-2 OPIVEWETAY 322 SP. 1 J LANDSCAPING 1.012 S.f. RATIO OF DISCHARGE AREA (IMPERVIOUS TO PfRNWS - NOT TO EXCEED 22F1) 1.32 : I NOTE ROOFTOPS SHALL D1 54 INTO SELF -RETAINING PERVIOUS SURFACES FOR DIf0.10ATw Of PROECI04 P0050910 FLU' TREATMENT FLOW: 0=0A 6.0(SEE wMTSINOTE F2) 02U* 1=8000OK INTENSITY APPROACH PER CAL BNP A=OOP8 AC M TYPICAL PLAN 2 TYPE (PORTION) LOT DRAINAGE - S I F TREATING 3P2UES1 22o13 16-20, 22 4 23 LOT 17 (MENAGE AREA = 1,193 SE (0.027 AC) COVERAGE 651,21.1.511 HOUSE 392 S1. L. 1 LANDSCAPING WI S.F. RATIO OF BISCNAROE AREA CMPERVIGS 10 11068J5 NOT TO EXCITE 21) 392 SF.: WI S.f. a49:I NOTE: ROE STALL BRAIN INTO SOS -RETAINING PERVIOUS SURFACES FOR INTl1RAOON OE PROJECTED TREATMENT FLOSS. PROJECTED TREATMENT ROW: 0=OA C=0.48 (SEE CHART IN NOTE 47) 1=0.2 UNIFORM 81400 Wp Sm APPROACH PER CAL BLIP 27 AC fD0.O025 os NOTFE I. AREA OF ENTIRE SITE = 82,854 S.F. (1.90 AC.) 2. EXISTING IMPERVIOUS AREA - 74,809 S.F. (1.72 AC.) 3. EXISTING PERVIOUS AREA - 8.045 S.F. (0.18 AC.) 4. PROPOSED IMPERVIOUS AREA - 47,684 S.F. (1.09 AC.) 5. 'PROPOSED PERVIOUS AREA - 35.170 S.F. (0.81 AC.) 6. PERCENT INCREASE OF PERVIOUS AREA = 32.7% (0.62 AC. PERVIOUS AREA AODED TO SITE) pLVNAGE AREA 0RAINAGE MS) 35.097 38.913 AREA AREA (ACRE) PERCENTAGE 1NR03CAPE NAROSCAPE AREA (SE.) PERCENTAGE LANDSCAPE LANDSCAPE AREA IS EI PERCENTAGE TOTAL A 001 59% 20,509 41% 14.528 184 R 089 63% 34.600 37% IM% C 020 200 2509 TUA 8,175 IOU% TOTAL 00 3517000 RUNOFF CC FFICIENT FOR DRAINAGE AREAS DRAINAGE AREA TOTAL (ACRE) TOTAL HAROSCAPE ACRES PAROSCAPE AREA' GVALUE (ACRES 'O9) TOTAL LANDSCAPE ACRES LANDSCAPE AREA' GVAWE (ACRES '025) TOTAL ADJUSTEDGVAWE 081 0.47 0425 0234 0083 063 0 089 O00 0503 0.132 0083 O00 C 020 000 0055 0142 0.035 043 8. RECEIVING BODY OF WATER: L05 GATOS PUBLIC STORM SYSTEM AND ULTIMATELY L05 GATOS CREEK. 9. 47% (WATERSHED 8) OF THE SITES STORMWATER 15 DIRECTED TO A PERVIOUS MEDIA INFILTRATION TRENCH. THE REMAINING 53% OF THE SITE (WATERSHE05 A & C) IS SELF TREAPNG AND SELF RETAINING rRUNOFF FROM ROOFTOPS DISCHARGES INTO SELF RETAINING PERVIOUS AREA AND 0ISCHARGE RAT10 IMPERVIOUS/PERNOUS) 00ES NOT EXCEED 2:1). SEE TYPICAL PLAN TYPE LOT DRAINAGE ON THIS SHEET. 10. ALL ROOFDRAINS TO BE DISCONNECTED AND DIRECTED ONTO SPLASHBLOCKS. 11. INSTALLATION OF PERMEABLE PAVERS, SUPPORTING LAYERS OF BEDDING GRAM AND BASE ROCK TO BE PER MANUFACTURER'S RECOMMENDATIONS. PAVERS SHALL BE BELGARD (3 1/2' THICK - TRAFFIC RATED) ENVIRONMENTAL SERIES TYPE - SUBTERRA CLASS OR APPROVED EOUAL. 12. 1 1/2" CLEAN CRUSHED AGGREGATE ROCK TO BE PLACED IN MEDIA INFILTRATION TRENCH IN LIFTS OF 6-12' (MAX.) AND COMPACTED W/ A VIBRATORY TRENCH COMPACTOR PER LIFT. 13. POLLUTANTS THAT MAY PRESENT AT THIS SITE A5 A RESULT OF THIS DEVELOPMENT INCLUDE: SEDIMENTS. METALS. NUTRIENTS. BACTERIA. OIL. GREASE, AND ORGANIC COMPOUNDS. THE MAJORITY OF THE POLLUTANT SOURCES WLL BE STREETS, DRIVEWAYS AND LANDSCAPE AREAS. RUNOFF FROM THESE AREAS WILL BE DIRECTED TO A MEDIA IN FILTRATION TRENCH OR DRIWELL INFILTRATION. 14. THE FOLLOWING SOURCE CONTROL MEASURES WILL BE IMPLEMENTED WITHIN THE PROJECT SIIE TO LIMIT THE GENERATION, DISCHARGE AND RUNOFF OF POLLUTANTS INTO THE STORM COLLECTION SYSTEM. • ALL STORM INLETS WILL BE MARKED WITH THE WORDS 'NO DUMPING - FLOW TO THE BAY. • ALL R00F DRAINS 'MI& BE DIRECTED TO DISCHARGE ONTO SPLASHBLOCKS AND AWAY FROM THE BUILDING FOUNDATION TO AN UNPAVED AREA WHEREVER PRACTICABLE. • SIDEWALKS, DRIVEWAYS AND STREETS AREAS SHALL BE SWEPT REGULARLY TO MINIMIZE THE ACCUMULATION OF UTTER AND DEBRIS. WATFRSHFD "B" VOLUME BASED BMP DESIGN. (APPLIES TO WATERSHED B. DESIGN IS BASED ON CALIFORNIA STORMWATER QUALITY HANDBOOK VOLUME BASED METHOD SECTOR TC-10) • MEDIA INFILTRATION TRENCH BMP DRAINAGE AREA: 38,913 S.F. (0.89 AC.) WATERSHED 'B' RUNOFF COEFIOENT - 0.66 • UNIT BASIN STORAGE RAINFALL VOLUME: 0.35' (80% CAPTURE RATE - APPENDIX D - 48 HR DRAWDOWN TIME) TOTAL AREA FOR WATERSHED B: 38,913 S.F. (0.69 AC.) IMPERVIOUS AREA - 24,446 S.F. (0.56 AC.) PERVIOUS AREA - 14,467 S.F. (0.33 AC.) • SOUS CLA551RCATION: CLAYEY SANDS AND CLAY SANDS WITH GRAVEL PER CEOTECHNICAL REPORT PREPARED BY PACIFIC GEOTECHNICHAL ENGINEERING (REPORT N0. 2277K DATED APRIL 30. 2010) • MEAN ANNUAL PRECIPITATION PER SCVKD MAP: 24/YEAR MEAN ANNUAL PRECIPITATION REFERENCE GAUGE - SAN J05E AIRPORT: 13.97TEAR UNIT BASIN STORAGE RAINFALL VOLUME CORRECTION FACTOR: 24 /13.9" - 1.72 ADJUSTED UNIT BASIN STORAGE RAINFALL VOLUME: 1.72 x 0.36 = 0.619 • BMP STORMWATER TREATMENT VOLUME: (38,913 SF.) (0.819') / 1712' = 2,007 C.F. • FILTRATION TRENCH STORAGE REQUIREMENT/TRENCH VOLUME (ASSUMES 35% VOLUME CAPACITY WTHIN TRENCH) 2007 C.F./35R - 5,734 C.F. • FILTRATION TRENCH SURFACE AREA (SA) SA - TREATMENT VOLUME _ 2 007 C.F. 1,004 S.F. (INFILTRATION RATE)(DRAW DOWN DINE) (0.5'/NR)(1'/12')(48 HOURS) • INFILTRATOR RATE FOR THIS PROPOSED APPLICATION 15 0.57HR ACTUAL 1RENCH SURFACE AREA = 1,347 S.F. • FILTRATION TRENCH DEPTH (D) 0 = FILTRATION STORAGE REQUIREMENT 1RENCI1 VOLUME _ 5 734 C.F. 4.26' (S1.D8') w 52' TRENCH SURFACE AREA (ACTUAL) 1,347 S.F. 44 Q Q Q Q 0)" _ 0 m•V . C0 L.1 > CDE"A9 15: 2 VWQ a10 Li d� w UQEB€ Cl c0 CC _0 ♦- co «(0 ccW O 3 CO 0 cc 0 to r CALIFORNIA DATE SEPT. T, 11 SOME 1'=10• 10-102 C6 1 e'' 4J. FOR THE 6d61T-4 I V"I I. 3 ' LOi 0 3 of LOT s r 1 ` r_:_ I- 6 P 11 5�9 IB 065_ j'I � } I \ �; 4 y 1 , \ \ LOT 11 E 1 CY1 �I \ \oI 3,471 SF y J f o. R p'y R-20.00' t65'S6'25•. L=30 00 / � 1- ]»` CEORCE S77F22-71-'>/: 1t N20'33'101EE 1a1 xJ:a I_ , 6 — 39 t ili / '-._` �> / // I FOR .>!ra TMVE6' c. ,LGT 1 / OF L0i e / 3,661 S.F.I� PT115i 6E I9�T / L� (oT /fir -I' LOT 2E- -in ry M Ri 1HEg DEAT i 3,934 SFi'.` a_ ra EXISTINALOT uu I I'('7 y 5� / LOT 9 / u lA 11� /2.X 3,573/SF. 1 II f / .a 4,3 r ' P FOR 1OE 6EXFhi F i P TS1E E BFN 61i OE L0T9 LOT 44/ .Y ; be 4. �< �I� ---1 /// r �LI='' 6' P.S.Y.E. L 6' P.s.EE '-. j 6' P.SVLr .47 - L 1-4\ / 1$. FO55 LOT E4' i. `OFF LOOTESd`itt 14 I OF LOT 61 -t / , 1 L0 f }4T; 4! 3.77 3,273, S.F. L- i I iI t III ` — �lit 51P.5.h.EC —t—5'PSYE FOR TUE EOFFIi FORIABENEFIT IOP LOT Oh JJ - — =ser II I l 11 Iy LOT I7ENEFlT LOT 17 I 2,962 S.F. P' / 6)]mx0LTu TO 01 REM0510 LOT A- / aR✓A1E siROr `.2.4711 S.F. 13O FOR 1HE BENEFIT A.P.N. 529-16-031 fCAVRCOFNFfIi- :�\ —5'P LOT 12 " I LOT 13 3,464 S.F. 3,530 S.F. OF LOT II 51521AVE.E. Q TTE 9 ta5 Lm 1s I ITOT 19 3013 S.F. I � ��ppyy ti t i L 3279R/ �4-4-4---4� 1Nab 46 b0,E— - / _ fl 11 I LOT 16 3 013 S.F. a FOR THE eENEE1T OF LOT 21 11 1 6 LOT 5 p LOT 6 1 LOT L 3.776 S.F. k 3.820 S.F.I - ' I iVI LOT 21 1 1 I 2,905 S.F. I Ii I� J/ :1— ��y 35.0lP 'r75 30.40' =39.45' !I °,1>lrrl'2. La= 48 21 i��9 COS CA7OS BOULEVARD rl / sorGRAPHIC SCALE 0 10 20 40 MI MO MN BOUNDARY LINE EXISTING LOT LINE PROPOSED PROPERTY LINE CENTER UNE EASEMENT LINE EMERGENCY vaticu ACCESS EASEMENT PRIVATE INGRESS EGRESS EASEMENT PRIVATE STORM DRAIN EASEMENT PRIVATE SANITARY SEWER EASEMENT PRIVATE SIDE YARD EASEMENT PUBLIC SERVICE EASEMENT ALL EXISIING BUILDINGS TO BE REMOVED. PRIVATE SIDE YARD EASEMENT DETAIL SCALE: 11-10' am 6 0.1 CI- CC 0 Z co 0 CC 0 IL co CC Yr. CALIFORNIA LOS GATOS DATE SEPT. 7. 11 SCALE DESIGNED A.T. DRAW C.H. SHEET 1( W J w 0 F- RE011110E1 IS NOT F@MED m HE PROECID) IS OE NON! OF mmm FROMM IT LOT 9 PLAN 4B • GEORGE STREET *"LOT 12 PLAN 4B STONE WALL + IRON FENCE cI LOS GATOS BOULEVARD vnakiroatts L2 2 L2 'LOT 1 PLAN MIFRONT ®;YARD - FENCE DECORATIVE PAVING LOW IRON': 0 Mir L3 LEGEND TREES 0 Scale STONE WALL FRONT YARD FENCE YARD FENCE WROUGHT IRON FENCE HEDGE STREET TREE: 24" BOX PISTACIA CHINENSIS OR SIMILAR STREET TREE 24' BOX ACER RUBRUM 0R SIMILAR STREET TREE: 24' BOX ACACIA DEALOATA OR SIMILAR STREET TREE: 36" BOX PYRUS CALLERYANA CHANTICLEER OR CHIONANIHUS RETUSA 510. OR CINKO BILOBA'FAIRMONT' STD. OR LAGERSTROEMIA 'NATCHEZ' S1D. OR ARBUTUS MARINA STD MEDIAN TREE: 24" B00 GINKGO BILOBA OR SIMILAR MEOIAN TREE: 48" OR 60' BOX SEOU0IA SEMPERVIRENS OR SIMILAR SPECIMEN IREE: 60" BOX DUERCUS AGRIFOUA OR SIMILAR E%11ING TREE TO REMAIN SEE PLAN FOR SPECIES r— I 0 20 40 North O 7 - W J 7 0 m N 0 Z C7 Q N J 0 a W -- up 6 DATE SEPT 6, 2011 DESIGNED .M' DRANK 2D JOB N0. SA0sOO SHEET 1) L1 YALI) tencc 7' LOS CAA' CLV D PLAN 2A T'ft S "DNS- WALL TYp. SECTION ® LOS GATOS BOULEVARD PLAN 4 OSECTION ® LOS GATOS BOULEVARD SIKE LANE &IKE- LANE LANE 7P_AVCL RNE 7!2ALCZ L-AMC %1°AYEZ PLANrco MEDA4rl 7uIQH LANE uo, Q i W N oAIE AUG JA 201 SCALE 1/4' = 1'—U DESIGNED JW DRAM ID M19 No. SA0e001 SHEET L2 0 4 PRIVATE YARD SIDE YARD GRADE YARD GRADE MERE RETAINING SECTION c�5 K FACE OF BUILDING I ix2 VERTICAL SLATS 2x4 TOP RAIL —44 ELEVATION CONCRETE FOOTING ()FRONT YARD FENCE PRIVATE 41 F? YARD SIDE CC 0 >- YARD GRADE 00 YARO GRADE WHERE RETAINING < a ECTIDN 6.-0" TYP 1x6 VERTICAL SLATS (LAP ON DIACONAL) 4x4 POST ,x1 TRIM 2x4 BOTTOM RAIL YARD GRADE 2x12 KICKER BOARD RETAINING, OTHERWSE 2X4 PLAN I....„ --FACE OF BUILDING 2x4 TOP RAIL ,4 ix1 TRIM os ao� ELEVATION CONCRETE FOOTING Cc)YARD FENCE 6'-0" TYP 1x6 VERTICAL SLATS (LAP ON DIAGONAL) 4x4 POST 2x4 BOTTOM RAIL YARD GRADE (WHERE RETAINING 2x12 KICKER BOARD RETAINING, 0111ERWSE 2X4 NOTE : YARD FENCE SHALL BE 8' TALL WHERE OCCURS BETWEEN HOMES ALONG LOS GATOS BOULEVARD ELEVATION WROUGHT IRON FENCE 36' SECTION Z ▪ STONE ▪ CLADDING SIDEWALK STONE WALL + IRON FENCE 1/2"=V_0" PRAWN ID N0. SA0s001 WOOD SHUTTER 1. amass¢ i -I J El H 11` LEFT ELEVATION 1A (YARD) LAP SIDING 11.__ L.rrpl. w1�w. ur eex3Le�c��"Ti/' iE" "NIQ Tli iLGlli➢ ..I., SG.. SL,. Z.g — "O I RIGHT ELEVATION 1 A (ROBERTS ROAD) .w.O.w..r. - I4 fir. y3 I JIIS INI.YIN .C4h ami /W ,\ \.._, r.1� wet4Pu NA. �/ .Jiww `rN�A.. I...Y. \ry1a WII.rIy�9�Y�k�. �H�r.�Y..G11,C.r \..I�1 .r. WR'db - _�/1L.rI�.H. ri -1 nl�� ' LLe! IPIEQ§Vt RIGHT ELEVATION IC (M I T C H E L L AVE.) • FRONT ELEVATION 1 A (L O S GATOS BOULEVARD) REAR ELEVATION 1 A (GARAGE) REAR ELEVATION IC 0 4 16 Yam. 2 8 PLAN 1 EXTERIOR ELEVATIONS SHINGLE SIDING c wgON GI GGE GLE SIDING FRONT ELEVATION IC (L O S GATOS BOULEVARD) A1.1 954 SQ.FT. SECOND FLOOR PLAN 0 4 16 2 8 PLAN 1 3 BEDROOMS, 2.5 BATHS 1,736 SQ. FT. L-_ 782 SQ.FT. FIRST FLOOR PLAN PLAN 1 1ST FLOOR 782 SQ. FT. 2ND FLOOR 954 SQ. FT. TOTAL 1,736 SQ. FT. GARAGE 425 SQ. FT. ALTERNATE FRONT ELEVATION 2D LEFT ELEVATION 2A RIGHT ELEVATION 2A ALTERNATE FRONT ELEVATION 2C COMPOSITION ROOFSHINGLES WOOD POTSHELF SMOOTH PLASTER FRONT ELEVATION 2A REAR ELEVATION 2A 0 4 16 2 8 • PLAN 2 EXTERIOR ELEVATIONS ALTERNATE FRONT ELEVATION 2B ENTRY GATE PERSPECTIVE REAR ELEVATION 2C `IglliilPgP�x lln5'x'Iwnn';y; rtaRu�' 171 ENTRY GATE PERSPECTIVE REAR ELEVATION 2AX T O O N ub- z z 0 N za a W � 1 P-6" CO 04 QT 8" 231 SQ.FT. (NON -HABITABLE) ATTIC FLOOR PLAN 1,263 SQFT. SECOND FLOOR PLAN 0 4 16 2 8 PLAN 2 4 BEDROOMS, 3.5 BATHS, ATTIC 2,014 SQ. FT. 751 SQFT. FIRST FLOOR PLAN PLAN 2 1ST FLOOR 751 SQ. FT. 2ND FLOOR 1,263 SQ. FT. TOTAL 2,014 SQ. FT. GARAGE 492 SQ. FT. I'ORCH 108 SQ. FT ATTIC 231 SQ. FT T m L LAP SIDING FRONT ELEVATION 3 C X COMPOSITION ROOF SHINGLES r LOUVERED WOOD SHUTTER SHINGLE SIDING FRONT ELEVATION 3C LEFT ELEVATION 3A RIGHT ELEVATION 3A NAVi:Y'SI P.•;•I% it L+ls 0 4 16 2 8 PLAN 3 EXTERIOR ELEVATIONS COMPOSITION COMPOSITION ROOF SHINGLES W WO BRACE SHINGLE SIDING L WOOD PAST AND RAILS FRONT ELEVATION 3 A X COMPOSITION ROOF SHINGLES LAP SIDING 1111111!I1 I WOOD POST AND RAILS FRONT ELEVATION 3A REAR ELEVATION 3A ROOF SHINGLES 7 LAP SIDING WOOD COLUMNS AND RAILS FRONT ELEVATION 3 B X - COMPOSmON ROOF SHINGLES WOOD SHUTTERS LAP SIDING EMT Yia 'I ' WOOD COLUMNS AND RAILS FRONT ELEVATION 3B /I' WOODwm NS AND RAILS FRONT ELEVATION 3D A3.1 +52 SQFT. 26 SQ.FT. PORCH ELEVATION-3C 208 SQ.FT. PORCH ELEVATION-3B 9 OPTIONAL CARRIAGE OVER DETACHED GARAGE 330 SQ.FT. OPTI6NAL CARRIAGE 21•-0" 1,270 SQ.FT. SECOND FLOOR PLAN - 3 A 0 4 16 2 8 PLAN 3 4 BEDROOMS, 2.5 BATHS, FAMILY, S1TTll-IG, NOOK 2,529 SQ. FT. a DETACHED GARAGE 441 SQ.FT. 1,259 SQ.FT. FIRST FLOOR PLAN - 3 A PLAN 3 1ST FLOOR 1,259 SQ. FT. 2ND FLOOR 1,270 SQ. FT. TOTAL 2,529 SQ. FT. GARAGE 441 SQ. FT. OPT. CARRIAGE 330 SQ. FT. PORCH 1013 SQ. FT. 38 PORCH 208 SQ. FT. 3C FIRST FLOOR +52 SQ. FT. 3C PORCH 26 SQ. FT. CCI 0 LL I- 0 `n 8 .72 w aT �) 0 Q — ,- P 1 Q A3.2 y- - CARRIAGE SIDE ELEVATION STANDARD GARAGE SIDE ELEVATION CARRIAGE YARD ELEVATION STANDARD GARAGE YARD ELEVATION 0 4 16 YL- 2 8 PLAN 3 CARRIAGE EXTERIOR ELEVATIONS CARRIAGE COMPOSITION ROOF SHINGLES LAP SIDING WOOD POTSHELF WOOD SHUIIERS CARRIAGE SIDE ELEVATION STREET ELEVATION STANDARD GARAGE SIDE ELEVATION COMPOSITION ROOF SHINGLFS SHINGLE OR LAP SIDING (VARIES PER MAIN HOUSE) IjIR__� a rr 1ae:�ta:. =IlI 11111 111i1- 11191 III MIll IC STANDARD GARAGE STREET ELEVATION I. :f1 158 0912 A3.3 ALTERNATE FRONT ELEVATION 4C LEFT ELEVATION 4A RIGHT ELEVATION 4A 0 4 16 mimilimenama 2 8 PLAN 4 EXTERIOR ELEVATIONS ALTERNATE FRONT ELEVATION 4B FRONT ELEVATION 4A REAR ELEVATION 4A A4.1 310 SQ.FT. )NON -HABITABLE) ATTIC FLOOR PLAN 1,339 SQ.FT. SECOND FLOOR PLAN 0 4 16 Ymus•Bi 2 8 1,213 SQ.FT. FIRST FLOOR PLAN 0, PLAN 4 1ST FLOOR 1,213 SQ. FT. P PLAN 4 2ND FLOOR 1,339 SQ. FT. -•�a,_ 4 BEDROOMS, 3.5 BATHS, FAMILY, NOOK, ATTIC TOTAL 2,552 SQ. FT. 2,552 SQ. FT. GARAGE 419 SQ. FT. PORCH 155 SQ. FT. ''" 0912 ATTIC 3105Q. FT. �•®• A4.2 PLAN 1 PLAN 1 C PLAN 4A MIMI! PLAN 2A PLAN 3A PLAN 3 C X PLAN 2D PLAN 2 C PLAN 2 B LOS GATOS BLVD. STREET SCENE PLAN 4B PLAN 4 C MITCHELL AVE. STREET SCENE .PLAN 3D PLAN 3 A X GEORGE ST. STREET SCENE 0 4 24 2 12 STREET SCENES PLAN 3 B X PLAN 2 A X PLAN 1 C PLAN 3C PLAN 1 PLAN 4A REET SCENES 09-01-11 A6.1 PLAN 1 PLAN 4 C PLAN 4A PLAN 1 PLAN 2 C PLAN 1 ROBERTS AVE. STREET SCENE PLAN 4 B PLAN 4C INTERIOR STREET LOOKING WEST PLAN 2 A X PLAN 26 PLAN 2 C PLAN 2 D INTERIOR STREET LOOKING EAST 0 4 24 2 12 STREET SCENE PLAN 2A PLAN 2 C PLAN 2A PLAN 1 C U H ke A6.2