GREEN INFRASTRUCTURE TYPICAL DETAILS

Transcription

1 SN FRNCISCO PUBLIC UTILITIES COMMISSION STORMWTER MNGEMENT REQUIREMENTS ND DESIGN GUIDELINES PPENDIX B: GREEN INFRSTRUCTURE TYPICL DETILS (SEPTEMBER 2016, VERSION 2.0)

2 SHEET NO. SHEET TITLE GEN 0.1 USER GUIDE PP DESIGNER NOTES (1 OF 2) PP DESIGNER NOTES (2 OF 2) PP 1.3 PP PP PP 1.3 KEY MP GENERL INFORMTION PERMEBLE PVEMENT (PP) MTERIL SECTIONS PERMEBLE UNIT PVERS MTERIL SECTIONS PERVIOUS CONCRETE MTERIL SECTIONS POROUS SPHLT PVEMENT COMPONENTS () EDGE TRETMENTS DESIGNER NOTES EDGE TRETMENTS KEY MP EDGE TRETMENTS VEHICULR PPLICTIONS 1.4 EDGE TRETMENTS PEDESTRIN PPLICTIONS (1 OF 2) 1.5 EDGE TRETMENTS PEDESTRIN PPLICTIONS (2 OF 2) 1.6 EDGE TRETMENTS PVER T STRUCTURES SUBSURFCE CHECK DMS DESIGNER NOTES SUBSURFCE CHECK DMS SUBSURFCE OVERFLOWS DESIGNER NOTES SUBSURFCE OVERFLOW SUBSURFCE UNDERDRIN UNDERDRIN PIPE DESIGNER NOTES (1 OF 2) DESIGNER NOTES (2 OF 2) BIORETENTION PLNTER () RODSIDE PLNTER WITH PRKING PLN RODSIDE PLNTER WITH PRKING SECTIONS RODSIDE PLNTER WITHOUT PRKING PLN RODSIDE PLNTER WITHOUT PRKING SECTIONS RODSIDE BULBOUT PLNTER LTERNTIVE RODSIDE BULBOUT PLNTER LTERNTIVE RODSIDE BULBOUT PLNTER LTERNTIVE RODSIDE BULBOUT PLNTER LTERNTIVE RODSIDE BULBOUT PLNTER LTERNTIVE RODSIDE BULBOUT PLNTER LTERNTIVE 6 PRCEL PLNTER DESIGNER NOTES (1 OF 2) PRCEL PLNTER DESIGNER NOTES (2 OF 2) 5.3 PRCEL PLNTER PLN LTERNTIVE 1 SHEET NO. SHEET TITLE 5.4 PRCEL PLNTER PLN LTERNTIVE BB BB BB PRCEL PLNTER RISED PLNTER SECTION PRCEL PLNTER T GRDE PLNTER SECTION PRCEL PLNTER PLNTER ON STRUCTURE SECTION DESIGNER NOTES RODSIDE SECTION PRCEL SECTION BIORETENTION BSIN (BB) BIORETENTION COMPONENTS () EDGE TRETMENTS DESIGNER NOTES EDGE TRETMENTS VEHICULR PPLICTIONS (1 OF 2) 1.3 EDGE TRETMENTS VEHICULR PPLICTIONS (2 OF 2) 1.4 EDGE TRETMENTS PEDESTRIN PPLICTIONS (1 OF 2) 1.5 EDGE TRETMENTS PEDESTRIN PPLICTIONS (2 OF 2) 1.6 EDGE TRETMENTS LTERL BRCING (1 OF 2) 1.7 EDGE TRETMENTS LTERL BRCING (2 OF 2) INLETS DESIGNER NOTES INLETS CURB CUT WITH GUTTER MODIFICTION INLETS CURB CUT T BULB OUT INLETS CURB CUT WITH TRENCH DRIN OUTLETS DESIGNER NOTES OUTLETS CURB CUT OUTLETS CURB CUT WITH TRENCH DRIN OUTLETS OVERFLOW STRUCTURES GGREGTE STORGE LYERS UNDERDRINS DESIGNER NOTES UNDERDRINS CHECK DMS DESIGNER NOTES CHECK DMS OUTLET MONITORING DESIGNER NOTES OUTLET MONITORING EXTERNL CCESS STRUCTURE OUTLET MONITORING INTERNL CTCH BSIN MONITORING SI DESIGNER NOTES (1 OF 2) SI DESIGNER NOTES (2 OF 2) SI SI SI SUBSURFCE INFILTRTION (SI) INFILTRTION GLLERY LRGE SYSTEM PLN INFILTRTION GLLERY LRGE SYSTEM SECTION DRY WELL SMLL SYSTEM PLN SHEET NO. SI SHEET TITLE DRY WELL SMLL SYSTEM SECTION GENERL COMPONENTS () LINERS DESIGNER NOTES LINERS LINERS ND TTCHMENTS UTILITY CROSSINGS DESIGNER NOTES (1 OF 2) UTILITY CROSSINGS DESIGNER NOTES (2 OF 2) 2.3 UTILITY CROSSINGS BIORETENTION 2.4 UTILITY CROSSINGS BIORETENTION SECTIONS (1 OF 2) 2.5 UTILITY CROSSINGS BIORETENTION SECTIONS (2 OF 2) 2.6 UTILITY CROSSINGS PERMEBLE PVEMENT 2.7 UTILITY CROSSINGS PVEMENT SECTIONS (1 OF 2) 2.8 UTILITY CROSSINGS PVEMENT SECTIONS (2 OF 2) 2.9 UTILITY CROSSINGS LINER PENETRTIONS 0 UTILITY CROSSINGS WLL PENETRTIONS (1 OF 2) 1 UTILITY CROSSINGS WLL PENETRTIONS (2 OF 2) 2 UTILITY CROSSINGS UTILITY TRENCH DM UTILITY CONFLICTS DESIGNER NOTES UTILITY CONFLICTS STREET/TRFFIC LIGHT POLES (1 OF 2) UTILITY CONFLICTS STREET/TRFFIC LIGHT POLES (2 OF 2) UTILITY CONFLICTS PRKING METERS OBSERVTION PORTS DESIGNER NOTES OBSERVTION PORTS BIORETENTION OBSERVTION PORTS PERMEBLE PVEMENT CLENOUTS ENDOFBLOCK MONITORING DESIGNER NOTES ENDOFBLOCK MONITORING THIS INDEX HS BEEN CTIVTED FOR ESY ELECTRONIC NVIGTION. CLICK ON THE DESIRED SHEET TITLE FOR DIRECT CCESS.

3 USER GUIDE: HOW TO USE THESE GI TYPICL DETILS THESE TYPICL DETILS ND SPECIFICTIONS WERE DEVELOPED TO BE REVISED ND CUSTOMIZED FOR ECH INDIVIDUL PROJECT BY DESIGN PROFESSIONLS. THEY SHOW TYPICL CONFIGURTIONS, RTHER THN REQUIRED CITY STNDRD CONFIGURTION. THIS DISTINCTION IS DELIBERTE. WE RECOGNIZE THT TO CRETE GI PROJECTS THT RE FUNCTIONL, CONTEXTUL, ND ESTHETIC, DESIGN PROFESSIONLS MUST USE THEIR PROFESSIONL JUDGMENT ND CRETIVE THINKING TO BE RESPONSIVE TO ECH SITESPECIFIC CONDITION. CD DRWINGS OF THESE TYPICL DETILS RE PROVIDED SUCH THT THE DESIGN PROFESSIONLS MUST MODIFY THE PLN, SECTIONS, CLLOUTS, ND/OR CONSTRUCTION NOTES TO DDRESS THE PROJECTS SITESPECIFIC CONDITIONS. CONTENT THESE TYPICL DETILS RE FORMTTED, ORGNIZED, ND DEVELOPED WITH THE NECESSRY INFORMTIONL TOOLS TO GUIDE THE DESIGN PROFESSIONL THROUGH THE PROPER SELECTION, LYOUT, ND DESIGN OF GI BEST MNGEMENT PRCTICES (BMPS) ND THE SELECTION OF PPROPRITE SITESPECIFIC BMP COMPONENT DETILS (I.E. INLETS, OUTLETS, ND EDGE TRETMENTS, ETC.). THESE TYPICL DETILS PROVIDE THE FOLLOWING ORGNIZTION: PURPOSE: SUMMRY OF ECH FCILITY'S INTENDED PERFORMNCE ND FUNCTION. DESIGNER NOTES & GUIDELINES: TECHNICL DESIGN REQUIREMENTS ND/OR SIZING CRITERI GUIDELINES RE PROVIDED SUCH THT ECH FCILITY IS DESIGNED ND PPROPRITELY CUSTOMIZED BY THE DESIGN PROFESSIONL. LYOUT REQUIREMENTS: DESIGNER CHECKLIST: CONSTRUCTBILITY. TECHNICL INFORMTION, DESIGN REQUIREMENTS, ND REFERENCE TO RELTED CITY REQUIREMENTS. TECHNICL DESIGN INFORMTION THT MUST BE DETERMINED ND SHOWN IN THE CONSTRUCTION DOCUMENTS TO ENSURE PROPER DESIGN ND BMP PLNS: TYPICL PLN VIEW WITH GENERL CONFIGURTION FOR PROPER FUNCTION. DIMENSIONL LYOUT ND EDGING MTERILS SHOULD BE DJUSTED BSED ON PROPOSED SITE DESIGN ND PROGRMING. [DJUST CD DETIL CLLOUTS ND REFERENCES FOR USE IN CDs] BMP SECTIONS ND PROFILES: TYPICL SECTION ND/OR PROFILE WITH GENERL CONFIGURTION FOR PROPER FUNCTION. DIMENSIONL LYOUT ND EDGING MTERILS SHOULD BE DJUSTED BSED ON PROPOSED SITE DESIGN ND PROGRMING. [DJUST CD DETILS CLLOUTS ND REFERENCES FOR USE IN CDs] CONSTRUCTION RELTED NOTES FOR USE BY THE CONTRCTOR. [DJUST CD NOTES FOR USE IN CDs] NVIGTION THE TYPICL DETILS HVE BEEN DEVELOPED WITH NVIGTION SYSTEM ND KEY BR TO SSIST THE DESIGN PROFESSIONLS WITH LINKING THE SPECIFIC BMP TO RELEVNT DESIGN NOTES ND POSSIBLE DETIL COMPONENTS. EXMPLE KEY BR: USE ON CONSTRUCTION DOCUMENTS DESIGN PROFESSIONLS USING THE UTOCD DRWINGS MUST REVIEW ND DJUST THE DETILS ND CONSTRUCTION NOTES TO DDRESS THEIR SITESPECIFIC CONDITIONS. TO LLOW FOR SITESPECIFIC DESIGN DJUSTMENTS THE TYPICL DETILS RE DEVELOPED S NOT FOR CONSTUCTION DRWINGS. TITLE BLOCKS RE PROVIDED FOR DOCUMENT ORGNIZTION ND REFERENCE ONLY. DO NOT INCLUDE THE NONDJUSTED DETIL WITH TITLE BLOCK WITHIN THE CONSTRUCTION DOCUMENTS. DO NOT INCLUDE NONDJUSTED DETIL PLNS, SECTIONS, OR CONSTRUCTION NOTES WITHIN THE CONSTRUCTION DOCUMENTS. DO NOT REFERENCE THE GI TYPICL DETIL SHEET NME ND/OR NUMBER (I.E. ) S STNDRD DETIL CLLOUT WITHIN THE CDs. DO NOT EXPECT CONTRCTORS TO CONDUCT CLCULTIONS OR BE RESPONSIBLE FOR MISSING DESIGN INFORMTION.

4 PURPOSE: PERMEBLE PVEMENT (PVEMENT) CONTROLS PEK FLOWS ND VOLUMES OF STORMWTER RUNOFF VI INFILTRTION THROUGH THE PVEMENT SURFCE, STORGE IN THE PVEMENT SECTION, INFILTRTION INTO NTIVE SOIL, ND OVERFLOW THROUGH OPTIONL SUBSURFCE OUTLETS. RUNOFF IS TRETED S IT FILTERS THROUGH THE PVEMENT SECTION, ND INFILTRTES INTO UNDERLYING NTIVE SOIL. DESIGNER NOTES & GUIDELINES: 1. THE DESIGNER MUST DPT PLN, SECTION DRWINGS, ND CLCULTE DEPTH TO DDRESS SITESPECIFIC CONDITIONS. 2. LL PVEMENT SYSTEMS MUST BE DESIGNED BY LICENSED ENGINEER IN CCORDNCE WITH THE SHTO GUIDE FOR DESIGN OF PVEMENT STRUCTURES BSED ON SITESPECIFIC CONDITIONS INCLUDING TRFFIC LODS ND SUBGRDE CONDITIONS. PVEMENT SECTIONS SET FORTH IN THESE TYPICL DETILS RE PROVIDED TO REPRESENT THE NTICIPTED RNGE OF DESIGN REQUIREMENTS, BSED ON "GOOD" ND "POOR" SOIL CHRCTERIZTIONS NORMLLY ENCOUNTERED IN SN FRNCISCO. CTUL SECTION DEPTHS MUST BE DETERMINED S DESCRIBED IN GUIDELINE #3, BELOW. SEE TBLES BELOW FOR TRFFIC LODING ND EFFECTIVE RODBED SOIL RESILIENT MODULUS SSUMPTIONS USED IN DEVELOPING THESE TYPICL SECTIONS. 3. TRFFIC LODING SSUMPTIONS: DESIGN SSUMPTION SUBGRDE SSUMPTIONS: MODERTE VEHICULR LIGHT VEHICULR PEDESTRIN EQUIVLENT SINGLE XLE LODS* 2,000,000 40, TRFFIC INDEX (TI)** * SEE SHTO GUIDE FOR DESIGN OF PVEMENT STRUCTURES FOR DEFINITIONS ** SEE CLTRNS HIGHWY DESIGN MNUL FOR DEFINITIONS DESIGN SSUMPTION GOOD SOILS POOR SOILS EFFECTIVE RODBED SOIL RESILIENT MODULUS, M (PSI)* 6,800 3,700 CLIFORNI RVLUE ** DRINGE COEFFICIENT, m * LYER COEFFICIENT, a * FOR OPEN GRDED GGREGTE BSE 0.08 i * SEE SHTO GUIDE FOR DESIGN OF PVEMENT STRUCTURES FOR DEFINITIONS i ** SEE CLTRNS HIGHWY DESIGN MNUL FOR DEFINITIONS 4. GEOTECHNICL EVLUTION OF SUBGRDE SOILS TO VERIFY THEIR STRUCTURL SUITBILITY FOR PERMEBLE PVEMENT INSTLLTIONS IS REQUIRED. INFILTRTION TESTING REQUIREMENTS RE SUBJECT TO DIFFERENT THRESHOLDS. REFER TO SN FRNCISCO STORMWTER MNGEMENT REQUIREMENTS FOR GUIDNCE. 5. THE PERMEBLE PVEMENT FCILITY MUST BE DESIGNED TO PROVIDE SUFFICIENT SUBSURFCE STORGE IN THE PVEMENT SECTION TO MEET PROJECT HYDROLOGIC PERFORMNCE GOLS. THE SECTION THICKNESS WILL BE FUNCTION OF THE SUBGRDE INFILTRTION RTE (DRINGE COEFFICIENT), SUBGRDE SLOPE, ND THE HEIGHT ND SPCING OF SUBSURFCE CHECK DMS. SEE ND. 6. ENTIRE PVEMENT BSE SECTION MY BE USED TO MEET SUBSURFCE STORGE REQUIREMENTS. R 7. SUBSURFCE STORGE DRWDOWN TIME (I.E. TIME FOR MXIMUM SUBSURFCE STORGE VOLUME TO INFILTRTE INTO SUBGRDE FTER THE END OF STORM) SHOULD NOT EXCEED 48 HOURS. DRWDOWN TIME IS CLCULTED S THE MXIMUM SUBSURFCE PONDING DEPTH DIVIDED BY THE NTIVE SOIL INFILRTION RTE. 8. THE DESIGNER MUST ENSURE THT THE PVEMENT EDGES RE RESTRINED ND THT WTER IS CONTINED IN THE PVEMENT SECTION S NEEDED TO PROTECT DJCENT PVEMENT SECTIONS OR STRUCTURES. SEE EDGE TRETMENTS ( THROUGH 1.6) FOR GUIDNCE ON DESIGN OF THESE COMPONENTS. 9. THE DESIGNER MUST EVLUTE UTILITY SURVEYS FOR POTENTIL UTILITY CROSSINGS OR CONFLICTS. REFER TO 2 FOR UTILITY CROSSING DETILS ND FOR UTILITY CROSSING CONFLICT DETILS. RELTED COMPONENTS EDGE TRETMENTS: CHECK DMS: OVERFLOWS: LINERS: UTILITY CROSSINGS: OBSERVTION PORTS: UTILITY CONFLICTS: CLENOUTS: RELTED SPECIFICTIONS PERMEBLE/POROUS UNIT PVERS: PERMEBLE /POROUS UNIT PVERS JOINT FILLER GGREGTE PVEMENT BSE EDGE RESTRINTS GEOTEXTILE FOR SOIL SEPRTION PERVIOUS CONCRETE PVEMENT: PERVIOUS CONCRETE PVEMENT BSE GEOTEXTILE FOR SOIL SEPRTION POROUS SPHLT PVEMENT: POROUS SPHLT PVEMENT BSE GEOTEXTILE FOR SOIL SEPRTION PP PP PP 1.3 PP CSI NO PP PP

5 LYOUT REQUIREMENTS: 1. LL PERMEBLE PVEMENT PPLICTIONS SHLL CONFORM TO THE CURRENT CITY OF SN FRNCISCO PUBLIC WORKS PERMEBLE PVEMENT DIRECTORS ORDER [PENDING COMPLETION]. THE DESIGN MUST COMPLY WITH SN FRNCISCO PUBLIC WORKS STNDRD CCESSIBILITY REQUIREMENTS. 2. THE PREFERRED ND LLOWED CTCHMENT RE CONTRIBUTING RUNON TO PERMEBLE PVEMENT FCILITY IS PROVIDED IN THE FOLLOWING TBLE: WERING COURSE PREFERRED RUNON RTIO MXIMUM RUNON RTIO** (RE CONTRIBUTING RUNON: PERMEBLE PVEMENT RE) PERVIOUS CONCRETE ND POROUS SPHLT MINIML 3:1 PERMEBLE UNIT PVERS ( 1/2" GPS) [PRCEL ONLY] * 0:1 3:1 PERMEBLE UNIT PVERS ( 3/8" GPS) * 0:1 2:1 PERMEBLE UNIT PVERS ( 1/4" GPS) 0:1 1:1 POROUS PVERS 0:1 0:1 (NO RUNON) DESIGNER CHECKLIST (MUST SPECIFY, S PPLICBLE): PERMEBLE PVEMENT SPECIFICTIONS ND/OR PVER TYPE ND GP WIDTH PERMEBLE PVEMENT WIDTH ND LENGTH ELEVTIONS ND CONTROL POINTS T EVERY CORNER OR POINT OF TNGENCY THICKNESS OF ECH LYER IN THE PVEMENT SECTION JOINT SPCING ND TYPE SUBGRDE SLOPE SUBSURFCE CHECK DM SPCING, HEIGHT, ND TYPE ELEVTIONS OF ECH PIPE INLET ND OUTLET INVERT TYPE ND DESIGN OF PERMEBLE PVEMENT COMPONENTS (E.G., EDGE TRETMENTS, OUTLETS, UNDERDRINS, etc.) * PVERS WITH 3/8 INCH OR 1/2 INCH GPS SHLL BE PERMEBLE INTERLOCKING CONCRETE PVERS WITH INTEGRTED PRECST INTERLOCKING SPCER. **THE DESIGNER ND OWNER SHOULD CONSIDER THE INCRESED MINTENNCE REQUIREMENTS SSOCITED WITH HIGHER RUNON RTIOS WHEN DESIGNING THE FCILITY. 3. WHEN DESIGNED TO CCEPT RUNON FROM OTHER CTCHMENT RES, PERMEBLE PVEMENT RES MUST BE PROTECTED FROM SEDIMENTTION WHICH CN CUSE CLOGGING ND DIMINISHED FCILITY PERFORMNCE. THE FOLLOWING REQUIREMENTS PPLY FOR RUNON CONTRIBUTIONS: RUNON FROM LWN, LNDSCPE OR OTHER ERODIBLE SURFCES IS DISCOURGED. IF MINOR RUNON FROM LWN OR LNDSCPE RES IS UNVOIDBLE, THOSE ERODIBLE RES MUST BE FULLY STBILIZED. CONCENTRTED RUNON (E.G., DIRECT DISCHRGE FROM DOWNSPOUT) SHOULD BE DISPERSED PRIOR TO DISCHRGE TO PERMEBLE PVEMENT FCILITY. CCEPTBLE METHODS INCLUDE SHEET FLOW OR SUBSURFCE DELIVERY TO THE STORGE RESERVOIR. IF SUBSURFCE DELIVERY IS USED, PRIMRY SETTLING IS REQUIRED (E.G., VI SND TRP) FOLLOWED BY DISTRIBUTION TO STORGE RESERVOIR (E.G., VI PERFORTED PIPE). 4. WERING COURSE SHLL BE SET FLUSH (± 3/16 INCH) WITH DJCENT WLKING SURFCES. 5. WERING COURSE SHLL HVE MINIMUM SURFCE SLOPE OF 0.5% TO LLOW FOR SURFCE OVERFLOW ND MXIMUM SURFCE SLOPE S LISTED BELOW: a. POROUS SPHLT SURFCE: = 5 PERCENT SLOPE b. PERVIOUS CONCRETE SURFCE: = 10 PERCENT SLOPE c. PERMEBLE UNIT PVERS: = 12 PERCENT SLOPE (PER MNUFCTURER'S RECOMMENDTION) 6. WHILE THERE IS NO MXIMUM SLOPE FOR THE SUBGRDE UNDER THE PERMEBLE PVEMENT COURSES, THERE MY BE ENGINEERING CHLLENGES SSOCITED WITH SUBSURFCE CHECK DM REQUIREMENTS ON SUBGRDE SLOPES EXCEEDING 5%. SEE SUBSURFCE CHECK DMS ( ND ). PP PP PP 1.3 PP PP PP

6 REFER TO SN FRNCISCO DPW SIDEWLK LNDSCPING REFERENCE DRWINGS ND SPECIFICTIONS FOR CONSTRUCTION PEDESTRIN ZONE PLNTER COURTESY ZONE PRKING LNE VEHICULR ZONE CCESSIBLE PTH SIDEWLK THROUGHWY CURB & GUTTER (TYP) COURTESY ZONE CITY OF SN FRNCISCO STD PVEMENT SECTION KEYNOTES: PERMEBLE UNIT PVERS PP PERVIOUS CONCRETE PP POROUS SPHLT PP PP PP PP 1.3 PP PP PP

7 JOINT FILLER B C D X X" GP WIDTH PERMEBLE UNIT PVER (SEE SPECIFICTION ) " B" C" D" PVEMENT BSE SUBGRDE PER SPECIFICTIONS OPTIONL GEOTEXTILE FOR SOIL SEPRTION, PER ENGINEER'S RECOMMENDTION, SEE SPECIFICTIONS PERMEBLE UNIT PVERS 1 MINIMUM MTERIL THICKNESS (IN): TYPICL JOINT FILLER GGREGTE SIZE: LYER B MTERIL TYPE* MODERTE VEHICULR GOOD SOILS** POOR SOILS** LIGHT VEHICULR GOOD SOILS** POOR SOILS** PEDESTRIN GOOD SOILS** POOR SOILS** PERMEBLE UNIT PVERS 3 1/8 3 1/8 3 1/8 3 1/8 3 1/8 3 1/8 LEVELING COURSE STM NO GP WIDTH (IN) JOINT FILLER GGREGTE * 3/8 OR 1/2 STM NO. 8 1/4 STM NO. 9 OR 89 1/8 STM NO. 10 ** * PROVIDED FOR REFERENCE ONLY, FOLLOW MNUFCTURER'S RECOMMENDTIONS ** FOR POROUS PVERS ONLY, STM NO. 20 SND NOT LLOWED PER MNUFCTURERS RECOMMENDTIONS. C D BSE COURSE STM NO. 57 RESERVOIR COURSE STM NO. 2, 3, OR * MTERIL FINER THN NO. 100 SIEVE SHLL NOT EXCEED 2 PERCENT FOR NY GGREGTE LYER (LICENSED PROFESSIONL TO SELECT GGREGTE). ** "GOOD" ND "POOR" SOIL CLSSIFICTIONS BSED ON SHTO GUIDE FOR DESIGN OF PVEMENT STRUCTURES. SEE DESIGNER NOTES FOR SUBGRDE SSUMPTIONS. (LICENSED PROFESSIONL MUST CLCULTE REQUIRED DEPTH BSED ON SITE CONDITIONS). 1. SEE PERMEBLE/POROUS UNIT PVER SPECIFICTIONS FOR WERING COURSE, PVEMENT BSE, SUBGRDE, ND OTHER REQUIREMENTS FOR PERMEBLE/POROUS UNIT PVER FCILITIES. 2. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS ND OTHER UTILITY PROVIDER REQUIREMENTS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSINGS ND UTILITY CONFLICTS. PP PP PP 1.3 PP PP PP

8 PERVIOUS CONCRETE (SEE SPECIFICTION ) B C " B" C" PVEMENT BSE SUBGRDE PER SPECIFICTIONS OPTIONL GEOTEXTILE FOR SOIL SEPRTION, PER ENGINEER'S RECOMMENDTION, SEE SPECIFICTIONS PERVIOUS CONCRETE 1 MINIMUM MTERIL THICKNESS (IN): LYER B MTERIL TYPE* MODERTE VEHICULR GOOD SOILS** POOR SOILS** LIGHT VEHICULR GOOD SOILS** POOR SOILS** PEDESTRIN GOOD SOILS** POOR SOILS** PERVIOUS CONCRETE BSE COURSE STM NO. 3 OR SEE PERVIOUS CONCRETE SPECIFICTIONS FOR WERING COURSE, PVEMENT BSE, SUBGRDE, ND OTHER REQUIREMENTS FOR PERVIOUS CONCRETE FCILITIES. 2. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS ND OTHER UTILITY PROVIDER REQUIREMENTS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSINGS ND UTILITY CONFLICTS. C OPTIONL RESERVOIR COURSE STM NO. 2, 3, OR 57 * MTERIL FINER THN NO. 100 SIEVE SHLL NOT EXCEED 2 PERCENT FOR NY GGREGTE LYER (LICENSED PROFESSIONL TO SELECT GGREGTE). ** "GOOD" ND "POOR" SOIL CLSSIFICTIONS BSED ON SHTO GUIDE FOR DESIGN OF PVEMENT STRUCTURES. SEE DESIGNER NOTES FOR SUBGRDE SSUMPTIONS. (LICENSED PROFESSIONL MUST CLCULTE REQUIRED DEPTH BSED ON SITE CONDITIONS). PP PP PP 1.3 PP PP PP

9 POROUS SPHLT WERING COURSE (SEE SPECIFICTION ) B C " B" C" PVEMENT BSE SUBGRDE PER SPECIFICTIONS OPTIONL GEOTEXTILE FOR SOIL SEPRTION, PER ENGINEER'S RECOMMENDTION, SEE SPECIFICTIONS POROUS SPHLT 1 MINIMUM MTERIL THICKNESS (IN): LYER B MTERIL TYPE* MODERTE VEHICULR GOOD SOILS** POOR SOILS** LIGHT VEHICULR GOOD SOILS** POOR SOILS** PEDESTRIN GOOD SOILS** POOR SOILS** POROUS SPHLT BSE COURSE STM NO SEE POROUS SPHLT SPECIFICTIONS FOR WERING COURSE, PVEMENT BSE, SUBGRDE, ND OTHER REQUIREMENTS FOR POROUS SPHLT FCILITIES. 2. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS ND OTHER UTILITY PROVIDER REQUIREMENTS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSINGS ND UTILITY CONFLICTS. C RESERVOIR COURSE STM NO. 2, 3, OR * MTERIL FINER THN NO. 100 SIEVE SHLL NOT EXCEED 2 PERCENT FOR NY GGREGTE LYER (LICENSED PROFESSIONL TO SELECT GGREGTE). ** "GOOD" ND "POOR" SOIL CLSSIFICTIONS BSED ON SHTO GUIDE FOR DESIGN OF PVEMENT STRUCTURES. SEE DESIGNER NOTES FOR SUBGRDE SSUMPTIONS. (LICENSED PROFESSIONL MUST CLCULTE REQUIRED DEPTH BSED ON SITE CONDITIONS). PP PP PP 1.3 PP PP PP

10 PURPOSE: EDGE TRETMENTS RE USED TO STBILIZE THE EDGE OF THE PERMEBLE PVEMENT ND CONTIN WTER WITHIN THE PERMEBLE PVEMENT SECTION. DESIGNER NOTES & GUIDELINES: 1. THE DESIGNER MUST DPT PLN ND SECTION DRWINGS TO DDRESS SITESPECIFIC CONDITIONS. 2. LL EDGE TRETMENT SYSTEMS MUST BE DESIGNED BY LICENSED ENGINEER BSED ON SITE SPECIFIC CONDITIONS. 3. MINIMUM EDGE TRETMENT EMBEDMENT KEY DEPTHS RE SPECIFIED TO PREVENT LTERL SEEPGE UNDER THE EDGE TRETMENT ND INTO DJCENT PVEMENT SECTIONS. DEEPER EMBEDMENT MY BE REQUIRED UNDER SOME CONDITIONS. 4. FOR DEEP PVEMENT SECTIONS, EDGE TRETMENT NOT REQUIRED TO EXTEND MORE THN 12 INCHES BELOW WERING COURSE PROVIDED REQUIREMENTS T INTERFCE WITH IMPERMEBLE PVEMENTS RE STISFIED. 5. USE THE EDGE TRETMENT KEY MP ON ND CURRENT CITY OF SN FRNCISCO PUBLIC WORKS PERMEBLE PVEMENT DIRECTORS ORDER [PENDING COMPLETION] TO IDENTIFY WHERE ECH TYPE OF EDGE TRETMENT IS REQUIRED OR LLOWED. DESIGNER CHECKLIST (MUST SPECIFY, S PPLICBLE): EDGE TRETMENT TYPE ND MTERIL EDGE TRETMENT WIDTH ND HEIGHT EMBEDMENT KEY DEPTH IF DIFFERENT THN THE PROVIDED MINIMUMS

11 PEDESTRIN PPLICTIONS REFER TO SN FRNCISCO DPW SIDEWLK LNDSCPING REFERENCE DRWINGS ND SPECIFICTIONS FOR CONSTRUCTION PLNTER WIDTH VRIES SEE DESIGNER NOTES PERMEBLE PVEMENT PRKING LNE CCESSIBLE PTH VEHICULR PPLICTIONS SIDEWLK THROUGHWY COURTESY ZONE CURB & GUTTER (TYP) CITY OF SN FRNCISCO STD PVEMENT SECTION SECTIONS: B C D E F G EDGE TRETMENT WITHIN RODWY 1 / 1.3 EDGE TRETMENT T CURB 2, 3, 4 / 1.3 EDGE TRETMENT T BCK OF CURB 1 / 1.4 EDGE TRETMENT T EXISTING SIDEWLK 2 / 1.4 EDGE TRETMENT T NEW SIDEWLK 3 / 1.4 EDGE TRETMENT T LNDSCPING 1, 2 / 1.5 EDGE TRETMENT T LNDSCPING 4 /

12 FLUSH EDGES KEY OR EXPNSION JOINT PER DPW PPROVL (TYP) SIDEWLK / PLNTING STRIP CONCRETE CURB PER DPW STD 87,169 SEE PERMEBLE PVEMENT SECTION IMPERMEBLE PVEMENT SEE PERMEBLE PVEMENT SECTION CONCRETE BND 6" 2" (MIN) EMBEDMENT KEY FROM DJCENT IMPERMEBLE PVEMENT BSE EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES CONCRETE BND WITHIN PVED RE 1 SIDEWLK / PLNTING STRIP CONCRETE CURB & GUTTER PER DPW STD 87,170 WITH EXTENDED BSE DEEPENED STNDRD CURB 2 SIDEWLK / PLNTING STRIP CONCRETE CURB & GUTTER PER DPW STD 87,170 TRIM LINER 1" BELOW DJCENT SURFCE PRIOR TO PLCEMENT OF PERMEBLE PVEMENT WERING COURSE NGLE OF REPOSE PER GEOTECHNICL ENGINEER'S RECOMMENDTIONS EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES 6" SEE PERMEBLE PVEMENT SECTION 30 MIL LINER, SEE NOTE 2 EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES DEEPENED STNDRD CURB ND GUTTER 3 IMPERMEBLE LINER T STNDRD CURB ND GUTTER SEE PERMEBLE PVEMENT SECTION CONCRETE BND DEPRESS LNDSCPING NEXT TO EDGE TRETMENT SEE PERMEBLE PVEMENT SECTION LNDSCPE 1. LL MTERIL ND WORKMNSHIP FOR EDGE TRETMENTS SHLL CONFORM TO SN FRNCISCO STNDRD SPECIFICTIONS ND PPLICBLE CODES PER SN FRNCISCO DBI ND PUBLIC WORKS. 2. LINER SHLL BE HDPE CONFORMING TO GEOSYNTHETIC RESERCH INSTITUTE (GRI) GM13 OR LLDPE CONFORMING TO GRI GM 17. EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES 6" CONCRETE BND T LNDSCPE

13 CONCRETE CURB PER DPW STD 87,169 OR CONCRETE CURB ND GUTTER PER DPW STD 87,170, WITH EXTENDED BSE FLUSH EDGES SEE PERMEBLE PVEMENT SECTION EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES KEY OR EXPNSION JOINT PER DPW PPROVL (TYP) IMPERMEBLE PVEMENT 2" (MIN) EMBEDMENT KEY FROM DJCENT IMPERMEBLE PVEMENT BSE SIDEWLK 30 MIL LINER, SEE NOTE 2 EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES TRIM LINER 1" BELOW DJCENT SURFCE PRIOR TO PLCEMENT OF PERMEBLE PVEMENT WERING COURSE SEE PERMEBLE PVEMENT SECTION DEEPENED STNDRD CURB / CURB ND GUTTER 1 IMPERMEBLE LINER T EXISTING SIDEWLK FLUSH EDGES DEPRESS LNDSCPING NEXT TO EDGE TRETMENT 4" (MIN) SIDEWLK 1 1 SEE PERMEBLE PVEMENT SECTION LNDSCPE SEE PERMEBLE PVEMENT SECTION 6" EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES CONCRETE BND EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES THICKENED EDGE T NEW SIDEWLK 3 CONCRETE BND T LNDSCPE 4 1. LL MTERIL ND WORKMNSHIP FOR EDGE TRETMENTS SHLL CONFORM TO SN FRNCISCO STNDRD SPECIFICTIONS ND PPLICBLE CODES PER SN FRNCISCO DBI ND PUBLIC WORKS. 2. LINER SHLL BE HDPE CONFORMING TO GEOSYNTHETIC RESERCH INSTITUTE (GRI) GM13 OR LLDPE CONFORMING TO GRI GM

14 1 2 ROWS OF UNIT PVERS OVER CONCRETE BSE DEPRESS LNDSCPING NEXT TO EDGE TRETMENT THIN SET MORTR FLUSH EDGES LNDSCPING SEE PERMEBLE UNIT PVER SECTION EXTEND TO BOTTOM OF PVEMENT BSE, SEE DESIGNER NOTES CONCRETE BSE W/ #4 BR 4" 8", MTCH PVER WIDTH MORTRED PVER T LNDSCPING 1 TRFFIC RTED METL EDGE RESTRINT, SEE NOTE 1 DEPRESS LNDSCPING NEXT TO EDGE TRETMENT 10" LONG x 3/8" DI GLVNIZED STEEL LNDSCPE SPIKE SPCED EVERY 2' FOR STRIGHT SECTIONS ND EVERY 1' FOR CURVED SECTIONS SEE PERMEBLE UNIT PVER SECTION LNDSCPE OPTIONL GEOGRID BETWEEN LEVELING ND BSE COURSE TIED TO EDGE RESTRINT PER ENGINEER'S RECOMMENDTION EXTEND BSE 6" MIN BEYOND EDGE OF PVER OR PER MNUFCTURER'S RECOMMENDTIONS METL PVER EDGE T LNDSCPING 2 1. LL MTERIL ND WORKMNSHIP FOR EDGE TRETMENTS SHLL CONFORM TO SN FRNCISCO STNDRD SPECIFICTIONS ND PPLICBLE CODES PER SN FRNCISCO DBI ND PUBLIC WORKS. 2. COORDINTE WITH SN FRNCISCO PUBLIC WORKS IF STEEL IS REQUIRED IN RIGHT OF WY

15 CONCRETE COLLR, SLOPE TO MTCH DJCENT SURFCE, LL SIDES CONCRETE COLLR, SLOPE TO MTCH DJCENT SURFCE, LL SIDES SQURE FRME 8" (MIN) ROUND FRME 8" (MIN) PVERS TO EDGE OF FRME PLN SQURE FRME PLN ROUND FRME ISOMETRIC SQURE FRME SET PVER 1/8" BOVE COLLR GEOTEXTILE, 12" WIDE, TURN UP GINST COLLR 8" (MIN) CONCRETE COLLR GRTE ND FRME / LID SET PVER 1/8" BOVE FRME PERMEBLE UNIT PVER GRTE ND FRME / LID SEE PERMEBLE UNIT PVER SECTION CONCRETE MNHOLE / VULT / CTCH BSIN SEE PERMEBLE UNIT PVER SECTION STEEL FRME WITH NOTCH TO MTCH PVER DEPTH #3 REBR, 2" (MIN) COVER, LL SIDES SECTION SECTION B CONCRETE MNHOLE / VULT / CTCH BSIN PERMEBLE UNIT PVER EDGE T STRUCTURE PERMEBLE UNIT PVER EDGE T STRUCTURE VEHICULR PPLICTIONS 1 PEDESTRIN PPLICTIONS 2 1. LL MTERIL ND WORKMNSHIP FOR EDGE TRETMENTS SHLL CONFORM TO SN FRNCISCO STNDRD SPECIFICTIONS ND PPLICBLE CODES PER SN FRNCISCO DBI ND PUBLIC WORKS

16 PURPOSE: PERMEBLE PVEMENT FCILITIES MUST BE DESIGNED TO PROVIDE SUBSURFCE STORGE OF STORMWTER TO LLOW TIME FOR THE WTER TO INFILTRTE INTO THE UNDERLYING SOIL. SLOPED FCILITIES ON POOR SOILS HVE N INCRESED POTENTIL FOR LTERL FLOWS THROUGH THE STORGE RESERVOIR COURSE LONG THE TOP OF THE RELTIVELY IMPERMEBLE SUBGRDE SOIL. THIS REDUCES THE STORGE ND INFILTRTION CPCITY OF THE PVEMENT SYSTEM. SUBSURFCE DETENTION STRUCTURES, OR CHECK DMS, CN BE INCORPORTED INTO THE SUBGRDE ND LIGNED PERPENDICULR TO THE LONGITUDINL SUBGRDE SLOPE TO CRETE PONDING IN THE GGREGTE STORGE RESERVOIR COURSE TO DETIN SUBSURFCE FLOW, INCRESE INFILTRTION, ND REDUCE STRUCTURL PROBLEMS SSOCITED WITH SUBGRDE EROSION ON SLOPES. DESIGNER NOTES & GUIDELINES: 1. THE DESIGNER MUST DPT SECTION DRWINGS TO DDRESS SITESPECIFIC CONDITIONS. 2. WHILE THE DESIGNER MUST DETERMINE IF CHECK DMS RE NECESSRY BSED ON SITESPECIFIC CONDITIONS, SOME GENERL GUIDELINES RE PROVIDED BELOW: SUBGRDE SOILS SUBGRDE SLOPE RUNON FROM OTHER RES CHECK DM REQUIRED TYPE /B NY LLOWED NO 2% NOT LLOWED NO TYPE C/D 2% LLOWED NO* > 2% LLOWED YES * RECOMMENDED FOR SUBSURFCE FLOW PTHS OVER 50 FEET 3. THE DESIGNER MUST ESTBLISH THE HEIGHT ND SPCING OF THE CHECK DMS BSED ON THE SUBGRDE SLOPE ND THE STORGE DEPTH REQUIRED TO MEET PROJECT HYDROLOGIC PERFORMNCE GOLS. THE VERGE DEPTH OF SUBSURFCE STORGE CROSS THE FCILITY RE MUST MEET THE REQUIRED STORGE DEPTH. REFER TO CHECK DM SPCING GUIDNCE ON THIS DRWING FOR CHECK DM SPCING CLCULTIONS. DESIGNER CHECKLIST (MUST SPECIFY, S PPLICBLE): CHECK DM TYPE ND MTERIL CHECK DM ELEVTION, HEIGHT, ND WIDTH CHECK DM SPCING CHECK DM CLERNCE (MESURED FROM BOTTOM OF WERING COURSE) CHECK DM SPCING GUIDNCE: TYPICL MXIMUM SPCING, L SPCING, MX (FEET) : L SPCING, MX = D DOWNSLOPE S SUBSURFCE D DOWNSLOPE = DOWNSLOPE STORGE DEPTH (I.E. CHECK DM HEIGHT) (FEET) S SUBSURFCE = SUBSURFCE SLOPE (FT/FT) SPCING, L SPCING (WHEN L SPCING L SPCING, MX ) : L SPCING = 2 (D VERGE D DOWNSLOPE ) S SUBSURFCE D VERGE = VERGE STORGE DEPTH (FEET) 4. MXIMUM CHECK DM HEIGHT IS GOVERNED BY 48 HOUR DRWDOWN REQUIREMENT ND NTIVE SOIL INFILTRTION RTE. SEE PP FOR DDITIONL GUIDNCE. 5. THE RE OF SUBBSE COVERED BY IMPERMEBLE CHECK DM MTERIL SHOULD BE EXCLUDED FROM HYDROLOGIC PERFORMNCE CLCULTIONS WHEN THE RE IS SIGNIFICNT (GRETER THN 10 PERCENT) RELTIVE TO THE PVEMENT RE. D VERGE L SPCING 6. THE DESIGNER MUST ENSURE THT THE RESERVOIR COURSE DEPTH IS SUFFICIENT TO CCOMMODTE THE HEIGHT OF THE CHECK DMS WITH THE REQUIRED MINIMUM CLERNCE. 7. CONVEYNCE CLCULTIONS RE REQUIRED TO EVLUTE THE NEED FOR SUBSURFCE OUTLETS (E.G., PERFORTED OVERFLOW PIPES SET T THE DESIGN SUBSURFCE PONDING DEPTH) ND DOWNSLOPE OVERFLOW SYSTEM. REFER TO. S SUBSURFCE 8. LOCTE CHECK DMS TO MINIMIZE IMPCT TO UTILITY CCESS. D UPSLOPE 9. LOCTE PERVIOUS CONCRETE CONTROL JOINTS T CHECK DM LOCTIONS WHEN CHECK DM EXTENDS INTO THE STRUCTURL PVEMENT SECTION. D DOWNSLOPE

17 CONTROL JOINT (TYP) (PERVIOUS CONCRETE ONLY), DESIGN WTER SURFCE ELEVTION SPCING, SEE FOR GUIDNCE 2" (MIN) CHECK DM CLERNCE, SLOPE EXTEND S NEEDED TO SECURE DURING CONSTRUCTION DESIGN WTER SURFCE ELEVTION SLOPE SPCING, SEE FOR GUIDNCE 2" (MIN) CHECK DM CLERNCE, SEE PERMEBLE PVEMENT SECTION SEE PERMEBLE PVEMENT SECTION CONTROLLED DENSITY FILL SUBSURFCE CHECK DM (TYP) 1' (MIN) DESIGNER TO SPECIFY 3" (MIN) KEY SUBSURFCE CHECK DM HEIGHT 1' (MIN) DESIGNER TO SPECIFY 30 MIL LINER (TYP), SEE NOTE 2 3" (MIN) KEY SUBSURFCE CHECK DM HEIGHT CONTROLLED DENSITY FILL SUBSURFCE CHECK DM 1 IMPERMEBLE LINER SUBSURFCE CHECK DM 2 CONTROL JOINT (TYP) (PERVIOUS CONCRETE ONLY), DESIGN WTER SURFCE ELEVTION SPCING, SEE FOR GUIDNCE 2" (MIN) CHECK DM CLERNCE, SLOPE SEE PERMEBLE PVEMENT SECTION 1. LL MTERIL ND WORKMNSHIP FOR CHECK DMS SHLL CONFORM TO SN FRNCISCO STNDRD SPECIFICTIONS ND PPLICBLE CODES PER SN FRNCISCO DBI ND PUBLIC WORKS. CONCRETE BND SUBSURFCE CHECK DM 4" (MIN) SUBSURFCE CHECK DM HEIGHT 3" (MIN) KEY 2. LINER SHLL BE HDPE CONFORMING TO GEOSYNTHETIC RESERCH INSTITUTE (GRI) GM13 OR LLDPE CONFORMING TO GRI GM 17. CONCRETE BND SUBSURFCE CHECK DM

18 PURPOSE: PERMEBLE PVEMENT SUBSURFCE OVERFLOWS ND/OR UNDERDRINS RE DESIGNED TO CONVEY EXCESS FLOW TO N PPROVED DISCHRGE POINT. FOR SUBSURFCE OVERFLOW CONFIGURTIONS, THE OVERFLOW RISER ELEVTION IS SET T THE MXIMUM DESIGN PONDING DEPTH IN THE PVEMENT BSE. FOR SUBSURFCE UNDERDRIN CONFIGURTIONS, THE CHECK DM IS SET T THE MXIMUM DESIGN PONDING DEPTH IN THE PVEMENT BSE, ND THE UNDERDRIN IS LOCTED IN N UNDERDRIN TRENCH. WTER BELOW THE OVERFLOW RISER OR CHECK DM ELEVTION IS TEMPORRILY STORED ND INFILTRTED INTO THE UNDERLYING SUBGRDE. UNDERDRINS RE ONLY RECOMMENDED WHEN N VILBLE DYLIGHT CONDITION EXISTS. DESIGNER NOTES & GUIDELINES: 1. DESIGNERS MUST DPT DRWINGS TO DDRESS SITESPECIFIC CONDITIONS. 2. OVERFLOW / UNDERDRIN PIPES MUST BE LOCTED T N ELEVTION HIGHER THN THE SEWER HYDRULIC GRDE LINE TO PREVENT BCK FLOW INTO THE PVEMENT SECTION. 3. OVERFLOW IS TYPICLLY PROVIDED BY SUBSURFCE SLOTTED OVERFLOW PIPE(S) WITH DOWNSTREM OUTLET CONTROL OR UPSTREM CHECK DMS SET T THE DESIGN PONDING ELEVTION. 4. EMERGENCY OVERFLOW FOR LRGE STORM EVENTS CN BE PROVIDED BY SURFCE SHEET FLOW UPON INUNDTION OF THE PVEMENT SECTION (REQUIRES SURFCE CONVEYNCE SYSTEM OR OTHER RUNOFF COLLECTION METHOD). 5. THE DESIGNER MUST CONSIDER THE FLOW PTH OF WTER WHEN THE PERMEBLE PVEMENT SECTION IS FULLY STURTED TO THE MXIMUM DESIGN DEPTH TO CONFIRM THERE RE NO UNNTICIPTED DISCHRGE LOCTIONS (E.G., INTERSECTING UTILITY TRENCHES) ND TO ENSURE THE DESIGN PROVIDES EMERGENCY OVERFLOW CONVEYNCE TO N PPROVED DISCHRGE POINT. 6. CONVEYNCE CLCULTIONS RE REQUIRED TO DESIGN THE OVERFLOW / UNDERDRIN PIPE DIMETER ND PIPE SPCING TO STISFY SN FRNCISCO DPW HYDRULIC REQUIREMENTS. 7. IF SITE CONSTRINTS NECESSITTE USE OF OVERFLOW PIPE IN N RE SUBJECT TO VEHICULR TRFFIC OR OTHER LODING, PPROPRITE COVER DEPTH ND PIPE MTERIL MUST BE DESIGNED. 8. WERING COURSE MY BE USED TO FULFILL MINIMUM COVER REQUIREMENTS PROVIDED WERING COURSE IS RIGID PVEMENT. 9. OPTIONL OBSERVTION PORTS CN BE USED TO DETERMINE WHETHER N OVERFLOW / UNDERDRIN IS DEWTERING PROPERLY. REFER TO. 10. OVERFLOW / UNDERDRIN PIPES MUST BE EQUIPPED WITH CLENOUTS. REFER TO. 11. INSTLL OVERFLOW PIPES T DOWNGRDIENT END OF PVEMENT. OVERFLOWS NOT REQUIRED T ECH CHECK DM LOCTIONS. 12. PIPE MTERIL SHLL BE DESIGNED PER SN FRNCISCO ENVIRONMENTL CODE (CHPTER 5, SECTION 509 ND CHPTER 7, SECTION 706). 13. N OUTLET ORIFICE CONTROL DEVISE MY BE INSTLLED TO FURTHER DETIN OUTFLOW ND MXIMIZE INFILTRTION. ENGINEER SHLL DESIGN, DETIL, SPECIFY, ND CONDUCT SUPPLEMENTL PERFORMNCE CLCULTIONS S NEEDED. DESIGNER CHECKLIST (MUST SPECIFY, S PPLICBLE): OVERFLOW / UNDERDRIN PIPE MTERIL, DIMETER, ND COVER DEPTH OVERFLOW / UNDERDRIN PIPE INVERT ELEVTION ND SLOPE OVERFLOW / UNDERDRIN PIPE LIGNMENT ND DISCHRGE LOCTION

19 SEE PERMEBLE PVEMENT SECTION CLENOUT, SEE 2" (MIN) WTER LEVEL CONTROLLED BY RISER OUTLET ELEVTION RISER OUTLET ELEVTION, UPTURNED ELBOW WITH OPTIONL RISER PIPE OUTLET STRUCTURE 1. LL MTERIL ND WORKMNSHIP FOR OVERFLOW STRUCTURES SHLL CONFORM TO SN FRNCISCO STNDRD SPECIFICTIONS ND PPLICBLE CODES PER SN FRNCISCO DBI ND PUBLIC WORKS. 2. LOCTE OVERFLOW PIPE BELOW STRUCTURL PVEMENT BSE DEPTH. OVERFLOW PIPE BEDDING, SEE NOTE 3 4" DI (MIN) SLOTTED OVERFLOW PIPE, DIMETER, SEE PROFILE OUTFLOW 3. OVERFLOW PIPE BEDDING SHLL BE STM NO. 57 CONFORMING TO THE REQUIREMENTS OF GRVEL BSE MTERIL FOR PVEMENTS, UNLESS OTHERWISE SPECIFIED. OVERFLOW CONTROL STRUCTURE WITH RISER 1 SEE PERMEBLE PVEMENT SECTION WTER LEVEL CONTROLLED BY OUTLET ELEVTION 12" (MIN) COVER, SEE NOTE 2 SEE PERMEBLE PVEMENT SECTION WTER LEVEL CONTROLLED BY OUTLET ELEVTION 12" (MIN) COVER, SEE NOTE 2 CONTROLLED DENSITY FILL SUBSURFCE CHECK DM, SEE 6" SEE PERMEBLE PVEMENT SECTION WTER LEVEL CONTROLLED BY OUTLET ELEVTION 12" (MIN) COVER, SEE NOTE 2 EDGE TRETMENT, FOR OPTIONS SEE OVERFLOW PIPE BEDDING OPTIONL GEOTEXTILE FOR SOIL SEPRTION 2" (MIN) LL SIDES 1 1 SLOTTED SLOTTED OVERFLOW 1 OVERFLOW PIPE OVERFLOW PIPE PIPE BEDDING OVERFLOW PIPE BEDDING IMPERMEBLE LINER SUBSURFCE CHECK 2" (MIN) OPTIONL GEOTEXTILE DM, SEE LL SIDES 2" (MIN) LL SIDES FOR SOIL SEPRTION LTERNTIVE 1 LTERNTIVE 2 LTERNTIVE SLOTTED OVERFLOW PIPE OPTIONL GEOTEXTILE FOR SOIL SEPRTION OVERFLOW PIPE TRENCH SECTION

20 CLENOUT, SEE SEE PERMEBLE PVEMENT SECTION UNDERDRIN OUTLET ELEVTION, OUTLET STRUCTURE (OR TO DYLIGHT, OR SWLE, etc.) 1. LL MTERIL ND WORKMNSHIP FOR OVERFLOW STRUCTURES SHLL CONFORM TO SN FRNCISCO STNDRD SPECIFICTIONS ND PPLICBLE CODES PER SN FRNCISCO DBI ND PUBLIC WORKS. 2. LOCTE UNDERDRIN PIPE BELOW STRUCTURL PVEMENT BSE DEPTH. UNDERDRIN PIPE BEDDING, SEE NOTE 3 4" DI (MIN) SLOTTED UNDERDRIN PIPE, DIMETER, SEE PROFILE OUTFLOW 3. UNDERDRIN PIPE BEDDING SHLL BE STM NO. 57 CONFORMING TO THE REQUIREMENTS OF GRVEL BSE MTERIL FOR PVEMENTS, UNLESS OTHERWISE SPECIFIED. UNDERDRIN TO DYLIGHT 1 UNDERDRIN OVERFLOW PIPE BEDDING, SEE NOTE 3 CONTROLLED DENSITY FILL SUBSURFCE CHECK DM, SEE 12" (MIN) COVER, SEE NOTE 1 WTER LEVEL CONTROLLED BY CHECK DM ELEVTION SEE PERMEBLE PVEMENT SECTION SLOPE 6" DOWNSLOPE END OF PERMEBLE PVEMENT EDGE TRETMENT, FOR OPTIONS SEE " (MIN) SUBSURFCE CHECK DM (TYP), SEE 1 1 OPTIONL GEOTEXTILE FOR SOIL SEPRTION (TYP) 2" (MIN), LL SIDES 4" (MIN) SLOTTED UNDERDRIN PIPE, DIMETER, SEE CHECK DMCONTROLLED WITH UNDERDRIN

21 SLOT (TYP), SEE NOTES 2 ND TYP 4" DI (MIN) SLOTTED HDPE SDR 17 PIPE OR EQUL CENTERLINE OF SLOT LOCTION (TYP) SLOTTED UNDERDRIN PIPE 2 1. UNDERDRIN PIPE SHLL BE SLOTTED HDPE SDR 17 OR CCEPTBLE SUBSTITUTE MTERIL PER ENGINEERS SPECIFICTION. SINGLE WLL ND DUL WLL CORRUGTED HDPE PIPE (SHTO M252 ND M294 TYPES C, S, ND D) RE NOT CCEPTBLE. 2. LL PERFORTIONS SHLL BE SLOTTED TYPE, MESURING INCH WIDE (MX), SPCED T 0.25 INCH (MIN), ND PROVIDING MINIMUM INLET RE OF 5.0 SQURE INCH PER LINER FOOT OF PIPE. 3. PERFORTIONS SHLL BE ORIENTED PERPENDICULR TO LONG XIS OF PIPE, ND EVENLY SPCED ROUND CIRCUMFERENCE ND LENGTH OF PIPE

22 PURPOSE: BIORETENTION PLNTERS CONTROL PEK FLOWS ND VOLUMES OF STORMWTER RUNOFF BY PROVIDING SURFCE, SUBSURFCE STORGE ND INFILTRTION INTO NTIVE SOIL. WTER IS LSO TRETED S IT FILTERS THROUGH THE BIORETENTION SOIL. RELTED COMPONENTS EDGE TRETMENTS: 1.7 DESIGNER NOTES & GUIDELINES: INLETS: THE DESIGNER MUST DPT PLN ND SECTION DRWINGS TO DDRESS SITESPECIFIC CONDITIONS. 2. PLNTER RE, PONDING DEPTH, BIORETENTION SOIL DEPTH, ND GGREGTE STORGE DEPTH MUST BE SIZED TO MEET PROJECT HYDROLOGIC PERFORMNCE GOLS. 3. PONDING ND BIORETENTION SOIL DRWDOWN TIME (I.E., TIME FOR MXIMUM SURFCE PONDING TO DRIN THROUGH THE BIORETENTION SOIL FTER THE END OF STORM) RECOMMENDTIONS: 3 12 HOUR PONDING ND BIORETENTION SOIL DRWDOWN (TYPICL) 24 HOUR MXIMUM PONDING ND BIORETENTION SOIL DRWDOWN 4. FCILITY DRWDOWN TIME (i.e., TIME FOR SURFCE PONDING TO DRIN THROUGH THE ENTIRE SECTION INCLUDING GGREGTE STORGE FTER THE END OF STORM) REQUIREMENTS: 48 HOUR MXIMUM FCILITY DRWDOWN (i.e. ORIFICE CONTROLLED SYSTEM OR EXTENDED STORGE DEPTH WITHIN INFILTRTION SYSTEM) 5. N GGREGTE COURSE IS REQUIRED UNDER THE BIORETENTION SOIL FOR BIORETENTION IN SEPRTE SEWER SYSTEM RES TO PROVIDE DDITIONL TRETMENT. THIS GGREGTE COURSE IS OPTIONL FOR FCILITIES IN COMBINED SEWER SYSTEM RES. SEE GUIDNCE ON. 6. THE PLNTER WLL SLOPE IS TYPICLLY DESIGNED TO MTCH THE LONGITUDINL SLOPE OF THE DJCENT RODWY/SIDEWLK. THE FCILITY SUBGRDE, HOWEVER, SHOULD BE FLT. CHECK DMS MY BE USED TO TERRCE FCILITIES TO PROVIDE SUFFICIENT PONDING FOR HIGHERSLOPED INSTLLTIONS. DESIGNER MUST SPECIFY CHECK DM HEIGHT ND SPCING. REFER TO 6.1 ND 6.2 FOR GUIDNCE ON CHECK DM DESIGN. 7. DEPENDING ON THE HEIGHT OF THE PROPOSED PLNTER WLL, DDITIONL STRUCTURL CONSIDERTIONS MY BE REQUIRED TO DDRESS WLL LODING. REFER TO THROUGH 1.7 FOR GUIDNCE ON EDGE TRETMENTS. 8. WHEN FCILITY CONSTRUCTION IMPCTS EXISTING SIDEWLK, LL SW CUTS MUST DHERE TO SFPUC REQUIREMENTS. SW CUTS SHOULD BE LONG SCORE LINES ND NY DISTURBED SIDEWLK FLGS SHOULD BE REPLCED IN THEIR ENTIRETY. 9. PLNTERS IN PUBLIC RIGHT OF WY SHLL BE DESIGNED WITH EMERGENCY OVERFLOW TO THE STREET IN THE EVENT THE PLNTER OUTLET IS OBSTRUCTED OR CLOGGED. 10. UP TO TWO PLNTERS MY BE CONNECTED IN SERIES, IN LIEU OF MULTIPLE INLETS, PROVIDED THE CONNECTION IS TRENCH DRIN OR EQUL SURFCE CONVEYNCE ND IS DEQUTELY SIZED TO CONVEY FLOWS. 11. PLNTER VEGETTION MUST BE SPECIFIED BY DESIGN PROFESSIONL PER SFPUC VEGETTION PLLET 12. THE DESIGNER MUST EVLUTE UTILITY SURVEYS FOR POTENTIL UTILITY CROSSINGS OR CONFLICTS. REFER TO 2 FOR UTILITY CROSSING DETILS ND FOR UTILITY CROSSING CONFLICT DETILS. OUTLETS: GGREGTE STORGE: UNDERDRINS: CHECK DMS: LINERS: UTILITY CROSSINGS: OBSERVTION PORTS: UTILITY CONFLICTS: CLENOUTS: RELTED SPECIFICTIONS BIORETENTION: BIORETENTION SOIL MIX GGREGTE STORGE MULCH STREMBED COBBLES CSI NO MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS ND OTHER UTILITY PROVIDER REQUIREMENTS

23 LYOUT REQUIREMENTS: 1. REFER TO THE SN FRNCISCO STNDRD CCESSIBILITY REQUIREMENTS IN THE SN FRNCISCO PUBLIC WORKS SIDEWLK LNDSCPING REFERENCE DRWINGS ND SPECIFICTIONS FOR COURTESY STRIP, THROUGHWY, PRKING SPCE ND CCESSIBLE PTH REQUIREMENTS. 2. LOCTE CURB CUTS ND GUTTER MODIFICTIONS TO VOID CONFLICTS WITH CCESSIBILITY REQUIREMENTS (E.G., LOCTE OUTSIDE OF CROSSWLKS). DESIGNER CHECKLIST (MUST SPECIFY, S PPLICBLE): PLNTER WIDTH ND LENGTH DEPTH OF PONDING DEPTH OF FREEBORD DEPTH OF BIORETENTION SOIL DEPTH ND TYPE OF GGREGTE STORGE, IF NY PLNTER SURFCE ELEVTION (TOP OF BIORETENTION SOIL) T UPSLOPE ND DOWNSLOPE ENDS OF FCILITY CONTROL POINTS T EVERY PLNTER WLL CORNER ND POINT OF TNGENCY DIMENSIONS ND DISTNCE TO EVERY INLET, OUTLET, CHECK DM, SIDEWLK NOTCH, ETC. ELEVTIONS OF EVERY INLET, OUTLET, STRUCTURE RIM ND INVERT, CHECK DM, PLNTER WLL CORNER, ND SIDEWLK NOTCH TYPE ND DESIGN OF PLNTER COMPONENTS (E.G., EDGE TRETMENTS, INLETS/GUTTER MODIFICTIONS, UTILITY CROSSINGS, LINER, ND PLNTING DETILS) SOIL TYPE GUIDNCE: HYDROLOGIC SOIL GROUP B SOIL TYPE CORRESPONDING UNIFIED SOIL CLSSIFICTION DESCRIPTION SND, LOMY SND, OR SNDY LOM SILT LOM OR LOM GW WELLGRDED GRVELS, SNDY GRVELS GP GPGRDED OR UNIFORM GRVELS, SNDY GRVELS GM SILTY GRVELS, SILTY SNDY GRVELS SW WELLGRDED, GRVELLY SNDS SP GPGRDED OR UNIFORM SNDS, GRVELLY SNDS SM SILTY SNDS, SILTY GRVELLY SNDS MH MICCEOUS SILTS, DITOMCEOUS SILTS, VOLCNIC SH C SNDY CLY LOM ML SILTS, VERY FINE SNDS, SILTY ND CLYEY FINE SNDS D CLY LOM, SNDY CLY, SILTY CLY, OR CLY CLYEY GRVELS, CLYEY SNDY GRVELS SC CLYEY SNDS, CLYEY GRVELLY SNDS CL LOW PLSTICITY CLYS, SNDY OR SILTY CLYS OL ORGNIC SILTS ND CLYS OF LOW PLSTICITY CH HIGHLY PLSTIC LYS ND SNDY CLYS OH ORGNIC SILTS ND CLYS OF HIGH PLSTICITY LOW RUNOFF POTENTIL. SOILS HVING HIGH INFILTRTION RTES EVEN WHEN THOROUGHLY WETTED ND CONSISTING CHIEFLY OF DEEP, WELL TO EXCESSIVELY DRINED SNDS OR GRVELS. SOILS HVING MODERTE INFILTRTION RTES WHEN THOROUGHLY WETTED ND CONSISTING CHIEFLY OF MODERTELY DEEP TO DEEP, MODERTELY WELL TO WELLDRINED SOILS WITH MODERTELY FINE TO MODERTELY CORSE TEXTURES. SOILS HVING SLOW INFILTRTION RTES WHEN THOROUGHLY WETTED ND CONSISTING CHIEFLY OF SOILS WITH LYER THT IMPEDES DOWNWRD MOVEMENT OF WTER, OR SOILS WITH MODERTELY FINE TO FINE TEXTURES. HIGH RUNOFF POTENTIL. SOILS HVING VERY SLOW INFILTRTION RTES WHEN THOROUGHLY WETTED ND CONSISTING CHIEFLY OF CLY SOILS WITH HIGH SWELLING POTENTIL, SOILS WITH PERMNENT HIGH WTER TBLE, ND SHLLOW SOILS OVER NERLY IMPERVIOUS MTERIL

24 COURTESY STRIP, DESIGNER TO SPECIFY 6" 3' (MIN) DESIGNER TO SPECIFY WIDTH 6" THROUGHWY WIDTH VRIES, INFLOW SPLSH PRON CCESSIBLE PTH, DESIGNER TO SPECIFY STREMBED COBBLES FOR ENERGY DISSIPTION RODWY WITH PRKING 6" DESIGNER TO SPECIFY LENGTH 6" TRENCH DRIN INLET, SEE 2.4 OPTIONL UNDERDRIN ND CLENOUT, SEE NOTE 4 ND OPTIONL CHECK DM, SEE NOTE 1 ND GUTTER SLOPE OPTIONL OVERFLOW STRUCTURE, SEE 4" OPTIONL LTERL CONNECTION TO SEWER OVERFLOW TRENCH DRIN OUTLET WITH OPTIONL GUTTER MODIFICTION, SEE CURB ND GUTTER PER DPW STNDRD PLN 87,170 OPTIONL STREMBED COBBLES OR EQUL FOR EROSION CONTROL PLNTER VEGETTION, DRINGE NOTCH (TYP), 2 (MIN) PER PLNTER, EQULLY SPCED, SEE NOTE 3 ND RISED PLNTER WLL, SEE NOTE 2 ND CHECK DMS SHLL BE SPCED TO PROVIDE PONDING PER SITE SPECIFIC DESIGN. 2. SLOPE TOP OF PLNTER WLL TO MTCH LONGITUDINL SLOPE OF DJCENT SURFCE. 3. LY OUT DRINGE NOTCHES TO PREVENT PONDING BEHIND PLNTER WLL WITH 5' MXIMUM SPCING BETWEEN NOTCHES. 4. PROVIDE ONE CLENOUT PER PLNTER (MIN) FOR FCILITIES WITH UNDERDRINS. 5. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSING ND UTILITY CONFLICTS

25 CURB ND GUTTER PER DPW STNDRD PLN 87,170 COURTESY STRIP, DESIGNER TO SPECIFY 6" 3' (MIN) 2" (MIN) FREEBORD EDGE TRETMENT (TYP), SEE 1.7 SIDEWLK RODWY WITH PRKING DESIGN PONDING ELEVTION BENCH FOR WLL CONSTRUCTION, SEE MULCH BIORETENTION SOIL SCRIFIED ND UNCOMPCTED SUBGRDE, SEE NOTES 1 & 2 OVERFLOW STRUCTURE, SEE 1.7 VRIES 2' (MIN) 2"6" NO UNDERDRIN LTERNTIVE 1 2" (MIN) FREEBORD 18" (MIN) 12" (MIN) 2"3" (TYP) GGREGTE STORGE, SEE 30" (MX) UNLESS GURD RIL PROVIDED (TYP), SEE NOTE 3 1" 6" SIDE VIEW R 0.75" PER DPW STNDRDS (TYP) 4"6" (TYP) EXPOSED WLL PER DPW STNDRDS KEY OR EXPNSION JOINT PER DPW PPROVL (TYP), DESIGNER TO SPECIFY EDGE CONNECTION DRINGE NOTCH (TYP) SLOPE TO PLNTER 2"6" 2"3" (TYP) EDGE TRETMENT (TYP), SEE 1.7 4" FRONT VIEW OPTIONL IMPERMEBLE LINER, SEE 18" (MIN) TYPICL DRINGE NOTCH DETIL GGREGTE STORGE, SEE UNDERDRIN, SEE WITH UNDERDRIN LTERNTIVE 2 BIORETENTION PLNTER WITH PRKING 12" (MIN) 1. VOID COMPCTION OF EXISTING SUBGRDE BELOW PLNTER DURING CONSTRUCTION. 2. SCRIFY SUBGRDE TO DEPTH OF 3 INCHES (MIN) IMMEDITELY PRIOR TO PLCEMENT OF GGREGTE STORGE ND BIORETENTION SOIL MTERIL. 3. MXIMUM DROP FROM TOP OF CURB TO TOP OF BIORETENTION SOIL SHLL INCLUDE CONSIDERTIONS FOR BIORETENTION SOIL SETTLEMENT

26 CURB CUT INLET, TYPE 1, SEE TPER CURB TO MTCH EXISTING GRDE (TYP) PLNTING STRIP (TYP) RODWY 6" LENGTH 6" INFLOW SPLSH PRON GUTTER SLOPE OPTIONL LTERL CONNECTION TO SEWER OVERFLOW 6" CURB CUT OUTLET WITH OPTIONL GUTTER MODIFICTION, SEE CURB ND GUTTER PER DPW STNDRD PLN 87,170 6" (MIN), DESIGNER TO SPECIFY 3' (MIN) DESIGNER TO SPECIFY WIDTH STREMBED COBBLES FOR ENERGY DISSIPTION 4" 6" OPTIONL STREM BED COBBLES OR EQUL FOR EROSION CONTROL THROUGHWY WIDTH VRIES, PLNTER VEGETTION, OPTIONL UNDERDRIN ND CLENOUT, SEE NOTE 4 ND OPTIONL OVERFLOW STRUCTURE, SEE OPTIONL CHECK DM, SEE NOTE 1 ND DRINGE NOTCH (TYP), 2 (MIN) PER PLNTER, EQULLY SPCED, SEE NOTE 3 ND RISED PLNTER WLL, SEE NOTES 2 ND CHECK DMS SHLL BE SPCED TO PROVIDE PONDING PER SITE SPECIFIC DESIGN. 2. SLOPE TOP OF PLNTER WLL TO MTCH LONGITUDINL SLOPE OF DJCENT SURFCE. 3. LY OUT DRINGE NOTCHES TO PREVENT PONDING BEHIND PLNTER WLL WITH 5' MXIMUM SPCING BETWEEN NOTCHES. 4. PROVIDE ONE CLENOUT PER PLNTER (MIN) FOR FCILITIES WITH UNDERDRINS. 5. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSING ND UTILITY CONFLICTS

27 EDGE TRETMENT, SEE RODWY WITHOUT PRKING 6" 3' (MIN) 6" 2" (MIN) FREEBORD EDGE TRETMENT, SEE SIDEWLK 30" (MX) UNLESS GURD RIL PROVIDED (TYP), SEE NOTE 3 DESIGN PONDING ELEVTION MULCH BIORETENTION SOIL 2"6" 18" (MIN) 2"3" (TYP) 6" R 0.75" PER DPW STNDRDS (TYP) 4"6" (TYP) EXPOSED WLL PER DPW STNDRDS BENCH FOR WLL CONSTRUCTION, SEE SCRIFIED ND UNCOMPCTED SUBGRDE, SEE NOTES 1 & 2 OVERFLOW STRUCTURE, SEE 1.7 VRIES 2' (MIN) NO UNDERDRIN LTERNTIVE 1 2" (MIN) FREEBORD 12" (MIN) GGREGTE STORGE, SEE SIDE VIEW KEY OR EXPNSION JOINT PER DPW PPROVL (TYP), DESIGNER TO SPECIFY EDGE CONNECTION DRINGE NOTCH (TYP) SLOPE TO PLNTER 4" 2"6" EDGE TRETMENT, SEE 2"3" (TYP) FRONT VIEW OPTIONL IMPERMEBLE LINER, SEE 18" (MIN) TYPICL DRINGE NOTCH DETIL GGREGTE STORGE, SEE UNDERDRIN, SEE WITH UNDERDRIN LTERNTIVE 2 BIORETENTION PLNTER WITHOUT PRKING 12" (MIN) 1. VOID COMPCTION OF EXISTING SUBGRDE BELOW PLNTER DURING CONSTRUCTION. 2. SCRIFY SUBGRDE TO DEPTH OF 3 INCHES (MIN) IMMEDITELY PRIOR TO PLCEMENT OF GGREGTE STORGE ND BIORETENTION SOIL MTERIL. 3. MXIMUM DROP FROM TOP OF CURB TO TOP OF BIORETENTION SOIL SHLL INCLUDE CONSIDERTIONS FOR BIORETENTION SOIL SETTLEMENT

28 RODWY CURB ND GUTTER PER DPW STNDRD PLN 87,170 STREMBED COBBLES FOR ENERGY DISSIPTION SPLSH PRON CURB CUT INLET, TYPE 2, SEE 2.3 TPER CURB TO MTCH EXISTING GRDE (TYP) INFLOW 6" (MIN), DESIGNER TO SPECIFY OPTIONL CHECK DM (TYP), SEE NOTE 1 ND OPTIONL UNDERDRIN ND CLENOUT, SEE NOTE 4 ND DRINGE NOTCH (TYP), 2 (MIN) PER PLNTER, EQULLY SPCED, SEE NOTE 3 ND CURB CUT INLET, TYPE 1, SEE INFLOW 4" 3' (MIN) DESIGNER TO SPECIFY WIDTH OPTIONL OVERFLOW STRUCTURE SEE 6" 6" OPTIONL STREM BED COBBLES OR EQUL FOR EROSION CONTROL TRNSITION LENGTH ND GEOMETRY PER DPW STNDRD PLN 87,175 PLNTER VEGETTION, RISED PLNTER WLL, SEE NOTES 2 & 3 OPTIONL LTERL CONNECTION TO SEWER OVERFLOW CURB CUT OUTLET WITH OPTIONL GUTTER MODIFICTION, SEE THROUGHWY WIDTH VRIES, 1. CHECK DMS SHLL BE SPCED TO PROVIDE PONDING PER SITE SPECIFIC DESIGN. 2. SLOPE TOP OF PLNTER WLL TO MTCH LONGITUDINL SLOPE OF DJCENT SURFCE. 3. LY OUT DRINGE NOTCHES TO PREVENT PONDING BEHIND PLNTER WLL WITH 5' MXIMUM SPCING BETWEEN NOTCHES. 4. PROVIDE ONE CLENOUT PER PLNTER (MIN) FOR FCILITIES WITH UNDERDRINS. 5. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSING ND UTILITY CONFLICTS

29 CURB ND GUTTER PER DPW STNDRD PLN 87,170 PLNTER VEGETTION, RODWY OPTIONL CHECK DM (TYP), SEE NOTE 1 ND CURB CUT INLET, TYPE 1, SEE INFLOW 6" TRNSITION LENGTH ND GEOMETRY PER DPW STNDRD PLN 87,175 OPTIONL LTERL CONNECTION TO SEWER CURB CUT OUTLET WITH OPTIONL GUTTER MODIFICTION, SEE 6" (MIN), DESIGNER TO SPECIFY INFLOW OVERFLOW SPLSH PRON STREMBED COBBLES FOR ENERGY DISSIPTION 4" 3' (MIN), DESIGNER TO SPECIFY TPER CURB TO MTCH EXISTING GRDE (TYP) DRINGE NOTCH (TYP), 2 MIN PER PLNTER, EQULLY SPCED, SEE NOTE 3 ND 1. CHECK DMS SHLL BE SPCED TO PROVIDE PONDING PER SITE SPECIFIC DESIGN. 6" OPTIONL UNDERDRIN ND CLENOUT, SEE NOTE 4 ND OPTIONL OVERFLOW STRUCTURE, SEE OPTIONL STREM BED COBBLES OR EQUL FOR SEDIMENT CONTROL THROUGHWY WIDTH VRIES, 2. SLOPE TOP OF PLNTER WLL TO MTCH LONGITUDINL SLOPE OF DJCENT SURFCE. 3. LY OUT DRINGE NOTCHES TO PREVENT PONDING BEHIND PLNTER WLL WITH 5' MXIMUM SPCING BETWEEN NOTCHES. 4. PROVIDE ONE CLENOUT PER PLNTER (MIN) FOR FCILITIES WITH UNDERDRINS. 5. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSING ND UTILITY CONFLICTS

30 CURB ND GUTTER PER DPW STNDRD PLN 87,170 STREMBED COBBLES FOR ENERGY DISSIPTION SPLSH PRON CURB CUT INLET, TYPE 2, SEE 2.3 RODWY OPTIONL CHECK DM (TYP), SEE NOTE 1 ND CURB CUT INLET, TYPE 1, SEE INFLOW 6" TRNSITION LENGTH ND GEOMETRY PER DPW STNDRD PLN 87,175 OPTIONL LTERL CONNECTION TO SEWER OPTIONL STREM BED COBBLES OR EQUL FOR SEDIMENT CONTROL CURB CUT INLET, TYPE 2, WITH OPTIONL GUTTER MODIFICTION, SEE 2.3 INFLOW OVERFLOW TPER CURB TO MTCH EXISTING GRDE (TYP) SEE NOTE 6 4" 3' (MIN), DESIGNER TO SPECIFY 6" PLNTER VEGETTION, DRINGE NOTCH (TYP), 2 MIN PER PLNTER, EQULLY SPCED, SEE NOTE 3 ND OPTIONL UNDERDRIN ND CLENOUT, SEE NOTE 4 ND OPTIONL OVERFLOW STRUCTURE, SEE THROUGHWY WIDTH VRIES, 1. CHECK DMS SHLL BE SPCED TO PROVIDE PONDING PER SITE SPECIFIC DESIGN. 2. SLOPE TOP OF PLNTER WLL TO MTCH LONGITUDINL SLOPE OF DJCENT SURFCE. 3. LY OUT DRINGE NOTCHES TO PREVENT PONDING BEHIND PLNTER WLL WITH 5' MXIMUM SPCING BETWEEN NOTCHES. 4. PROVIDE ONE CLENOUT PER PLNTER (MIN) FOR FCILITIES WITH UNDERDRINS. 5. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSING ND UTILITY CONFLICTS. 6. IF STREET PRKING IS LLOWED IMMEDITELY DJCENT TO THE CURB CUT INLET/OUTLET, THE PLNTER WLL TPER SHOULD BE LOCTED 18" BEHIND THE FCE OF CURB. COORDINTE WITH SN FRNCISCO PUBLIC WORKS

31 OPTIONL LTERL CONNECTION TO SEWER PRKING LNE TRNSITION LENGTH ND GEOMETRY PER DPW STNDRD PLN 87,175 CURB ND GUTTER PER DPW STNDRD PLN 87,170 OPTIONL CHECK DM, SEE NOTE 1 ND OPTIONL GUTTER MODIFICTION T OUTLET, SEE 3' (MIN) SEE NOTE 5 OVERFLOW STREMBED COBBLES FOR SEDIMENT CONTROL RODWY STREMBED COBBLES FOR ENERGY DISSIPTION SPLSH PRON CURB CUT INLET, TYPE 2, SEE 2.4 3' (MIN) DESIGNER TO SPECIFY WIDTH INFLOW 4" TPER CURB TO MTCH EXISTING GRDE (TYP) 6" (MIN), DESIGNER TO SPECIFY DRINGE NOTCH (TYP), 2 (MIN) PER PLNTER, EQULLY SPCED, SEE NOTE 3 ND 6" THROUGHWY WIDTH VRIES, PLNTER VEGETTION, OPTIONL OVERFLOW STRUCTURE, SEE OPTIONL UNDERDRIN ND CLENOUT, SEE NOTE 4 ND 1. CHECK DMS SHLL BE SPCED TO PROVIDE PONDING PER SITE SPECIFIC DESIGN. 2. SLOPE TOP OF PLNTER WLL TO MTCH LONGITUDINL SLOPE OF DJCENT SURFCE. 3. LY OUT DRINGE NOTCHES TO PREVENT PONDING BEHIND PLNTER WLL WITH 5' MXIMUM SPCING BETWEEN NOTCHES. 4. PROVIDE ONE CLENOUT PER PLNTER (MIN) FOR FCILITIES WITH UNDERDRINS. 5. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSING ND UTILITY CONFLICTS

32 TRNSITION LENGTH ND GEOMETRY PER DPW STNDRD PLN 87,175 OPTIONL LTERL CONNECTION TO SEWER 3' (MIN) SEE NOTE 5 CURB ND GUTTER PER DPW STNDRD PLN 87,170 OVERFLOW RODWY PRKING LNE GUTTER MODIFICTION T INLET, SEE OPTIONL CHECK DM, SEE NOTE 1 ND SPLSH PRON STREM BED COBBLES FOR SEDIMENT CONTROL 6" (MIN), DESIGNER TO SPECIFY 3' (MIN) DESIGNER TO SPECIFY INFLOW STREMBED COBBLES FOR ENERGY DISSIPTION TPER CURB TO MTCH EXISTING GRDE (TYP) 4" PLNTER VEGETTION, DRINGE NOTCH (TYP), 2 (MIN) PER PLNTER, EQULLY SPCED, SEE NOTE 3 ND OPTIONL UNDERDRIN ND CLENOUT, SEE NOTE 4 ND THROUGHWY WIDTH VRIES, 6" OPTIONL OVERFLOW STRUCTURE, SEE 1. CHECK DMS SHLL BE SPCED TO PROVIDE PONDING PER SITE SPECIFIC DESIGN. 2. SLOPE TOP OF PLNTER WLL TO MTCH LONGITUDINL SLOPE OF DJCENT SURFCE. 3. LY OUT DRINGE NOTCHES TO PREVENT PONDING BEHIND PLNTER WLL WITH 5' MXIMUM SPCING BETWEEN NOTCHES. 4. PROVIDE ONE CLENOUT PER PLNTER (MIN) FOR FCILITIES WITH UNDERDRINS. 5. MINIMUM UTILITY SETBCKS ND PROTECTION MESURES MUST CONFORM TO CURRENT SFPUC SSET PROTECTION STNDRDS. COORDINTE WITH ENGINEER IN THE EVENT OF UTILITY CROSSING ND UTILITY CONFLICTS