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{AA4— R/W <br /> R/W I W � --------� <br /> 12" Min dia cross <br /> Alternate edge pipe when required <br /> (See notes 5 & 6) <br /> Set pipe in line with — <br /> existing ditch at –––––_ <br /> _ <br /> elevation 0.25 to 0.50' - -- _____________ <br /> below existing flowline --- 25' R <br /> '00, <br /> Ditch flowline <br /> Material per Edge of existing pavement <br /> chart below A <br /> RURAL DRIVEWAY <br /> TYPE W STRUCTURAL SECTION PCC <br /> (Min) (Max) AC A6(Min) (Min) <br /> Rural 12' 25' 2" /4" 4" <br /> Residential Ac AB <br /> Commercial, 2Ac/6AB 6" <br /> Agricultural and 15' 40' <br /> Industrial <br /> Existing <br /> Var Existing -Var <br /> pavement pavement – <br /> ----- O <br /> Variable slope (10%,7max) <br /> 0.5' Min 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, driveway <br /> wshall <br /> en eedcwithin 30' of the <br /> point of intersection ofthemsnplaR�Wines, <br /> 3. Driveways shall be at right angles to the street. <br /> 4. Circle driveways are to <br /> b no closer <br /> than 75' between centers (residential) <br /> or 80' between centers <br /> 5. When cross pipe is used, <br /> fill shallextendxbenc compacted um of to 95%' rel tiveh compaction. <br /> ost the toe of ll <br /> slopes of the driveway, <br /> , <br /> Maximum fill slope 2:1. <br /> 6. Pipes shall be Class 2 (min) RCP, or 0.079" Galvanized Corrugated Steel pipe, <br /> the size varies according to the hydraulic requirement. <br /> 7. Fire access roads and driveways shall comply with the San Joaquin County <br /> Fire Chiefs Association, fire access road standards. Approved by: <br /> DRIVEWAYS - TYPE D & E <br /> b FOR AGRICULTURAL AND RURAL <br /> No. Revision Descri tion Date <br /> COUNTY OF SAN JOAQUIN <br /> DEPARTMENT OF PUBLIC WORKS R-17—1 7 <br /> working for YOU Date: DEC 2014 <br /> Std. Dwg. No. R <br />