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R/W A <br />-- --- - W <br />Alternate edge <br />Set pipe in line with <br />existing ditch at <br />elevation 0.25' to 0.50' - ------------ -- <br />below existing flowline -- ---------------- <br />Ditch flowline <br />---IR/W <br />12" Min dia cross <br />pipe when required <br />(See notes 5 & 6) <br />Material perJ ' I <br />chart below A r Edge of existing pavement <br />RURAL DRIVEWAY <br />TYPE <br />W <br />STRUCTURAL SECTION <br />PCC <br />(Min) <br />I (Max) <br />(commercial). <br />AC/AB(min) <br />(Min) <br />Rural12' <br />Residential <br />3' past the toe of fill <br />25' <br />2" /4" <br />4" <br />Maximum fill slope 2:1. <br />AC As <br />6. <br />Commercial, <br />(min) RCP, or 0.079" Galvanized <br />Corrugated Steel pipe, <br />2AC/6 <br />the size varies according to the hydraulic requirement. <br />Agricultural and <br />15' <br />40' <br />AB <br />6" <br />Industrial <br />Fire Chiefs Association, <br />fire access road standards. <br />Existin <br />paveme <br />n <br />Existing �Var� <br />pavement _ <br />O <br />Variable slope (10% max) <br />to meet existing ground <br />SECTION A -A <br />NOTES: <br />1. Flowline of pipe shall be a min of 3" below ditch flowline and a max <br />of 1/2 the diameter of the pipe, below ditch flowline. <br />2. At an intersection, no driveway shall be placed within 30' of the <br />point of intersection of the master planned R/W lines. <br />3. Driveways shall be at right angles to the street. <br />4. <br />DRIVEWAYS <br />Circle driveways are to <br />be no closer than 75' between <br />centers (residential) <br />or 80' between centers <br />(commercial). <br />5. <br />When cross pipe is used, it shall extend a minimum of <br />3' past the toe of fill <br />slopes of the driveway, <br />all fill shall be compacted to 95% relative compaction. <br />Maximum fill slope 2:1. <br />6. <br />Pipes shall be Class 2 <br />(min) RCP, or 0.079" Galvanized <br />Corrugated Steel pipe, <br />the size varies according to the hydraulic requirement. <br />7. <br />Fire access roads and <br />driveways shall comply with the <br />San Joaquin County <br />Fire Chiefs Association, <br />fire access road standards. <br />-TYPED & E <br />FOR AGRICULTURAL AND RURAL 1L,. _:__ M ... :_. <br />COUNTY OF SAN JOAQUIN <br />DEPARTMENT OF PUBLIC WORKS <br />Date: DEC 2014 Std. Dwg. No. R-17 <br />