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A -*7 R/W <br /> R/W � W � --- --� <br /> Alternate edge 12" Min dia cross <br /> pipe when required <br /> Set pipe in line with ,�` (See notes 5 & 6) <br /> existing ditch at ---------------- <br /> elevation 0.25' to 0.50' - -- —-—-—-—-—- -- <br /> below existing flowline -- ---------------- �25 R <br /> Ditch flowline <br /> Material per <br /> �E <br /> chart below A► -4—jdge of existing pavement <br /> RURAL DRIVEWAY <br /> TYPE W STRUCTURAL SECTION PCC <br /> (Min) (Max) AC/AB(Min) (Min) <br /> Rural " » tl <br /> Residential 12 25 2AC/4AB 4 <br /> Commercial, 2" /6" <br /> Agricultural and 15' 40' AC AB 6" <br /> Industrial <br /> Existing Var Existing �Var <br /> Existing— <br /> pavementpavement <br /> _t\ ----- <br /> 0 <br /> 0.5' Min 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. Circle driveways are to be no closer than 75' between centers (residential) <br /> or 80' between centers (commercial). <br /> 5. When cross pipe is used, it shall extend a minimum of 3' past the toe of fill <br /> slopes of the driveway, all fill shall be compacted to 95% relative compaction. <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. <br /> Approved by: <br /> DRIVEWAYS - TYPE D & E <br /> LTURAL AND RURAL <br /> FOR AGRICU No. Revision Description Date <br /> COUNTY OF SAN JOA <br /> COU UIN Q <br /> DEPARTMENT OF PUBLIC WORKS <br /> • .Working four YOU Date: DEC 2014 Std. Dwg. No. R-17 <br />