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TYPICAL TRENCH DETAIL <br />6" Minim 6'--- <br />(TYP) <br />31-0 <br />Var /A ---_—� <br />OD/2 <br />10" Min 1--*--0D--m— <br />_ OD <br />+ 20" M i n <br />RIGID CONDUIT <br />See Note 1 Below <br />Existing - <br />Pavement <br />See Note <br />2 Below <br />-Compact in <br />12" max— <br />layers to a <br />min relative <br />compaction <br />of 95% <br />under pavement and <br />90% outside <br />pavement. <br />-Compact in <br />24" max —/ <br />layers to a min relative <br />compaction <br />of 85%. <br />-Compact in <br />6" layers <br />to a min relative <br />compaction <br />of 90%. <br />10" Min <br />10" Min - <br />�6" I► --6" Min <br />(TYP) <br />3,_0„ <br />x <br />Va r <br />OD <br />+ 20" Min <br />FLEXIBLE CONDUIT <br />12" <br />10" <br />10" Min <br />NOTES: <br />1. New pavement shall be 1" thicker than existing pavement, minimum <br />of 0.25 Ft. New base shall be 1 " thicker than existing base, min of 0.50 Ft. <br />2. Select native material or imported granular material as approved by the Director <br />of Public Works. Backfill with materials equal to or better than the existing <br />pavement and base in quality. <br />3. Relative compaction of materials shall be tested in accordance with <br />the State of California, Dept. of Transportation Testing Manuals, test <br />method No. California 216 or 231. <br />4. All existing pavement shall be neatly cut to line prior to trench excavation. <br />5. Jetting or ponding will be permitted within the street right—of—way with <br />a 3 year bond, when approved by the Director of Public Works. <br />6. When shown by soil composition and compactability, ninety percent (90%) <br />compaction may be used, when approved by the Director of Public Works. <br />7. Special bedding and backfill requirements may be shown on the plans or <br />specified in the special provisions. <br />� <br />VVI/-\pprovea Dy: <br />TYPICAL TRENCH BACKFILL 96v� <br />No. Revision Description Date <br />COUNTY OF SAN JOAQUIN <br />DEPARTMENT OF PUBLIC WORKS <br />Warldn for YOU Date: DEC 2014 Std. Dwg. No. R-29 <br />LEGEND <br />® <br />SAI CABINET <br />VRAD CABINET <br />EE] <br />SUB BOX <br />STREETLIGHT <br />�D <br />TRAFFIC LIGHT <br />(STANDALONE) <br />❑O <br />MONUMENT <br />FIRE HYDRANT <br />® <br />POLE <br />MANHOLE <br />-� <br />ROAD SIGN <br />• <br />BOLLARD <br />--- <br />POTHOLE <br />�— <br />FENCELINE <br />TREE <br />HEDGE <br />IF <br />L J <br />DIG PIT <br />ROW <br />RIGHT OF WAY <br />FOC <br />FACE OF CURB <br />BOC <br />BACK OF CURB <br />LOG <br />LIP OF GUTTER <br />FOW <br />FRONT OF WALK <br />BOW <br />BACK OF WALK <br />EOD <br />EDGE OF DRIVEWAY <br />EOW <br />EDGE OF WALKWAY <br />SW <br />SIDEWALK <br />PS <br />PARKSTRIP <br />DW <br />DRIVEWAY <br />C L <br />CENTERLINE <br />U T I L I T I E S <br />—W— <br />WATER <br />T <br />TELEPHONE <br />—E <br />ELECTRIC <br />— S - <br />SANITARY SEWER <br />—SD— <br />STORM DRAIN <br />—G— <br />GAS <br />O <br />WATER VALVE <br />0 <br />WATER METER <br />CALL UUA TOLL FREE <br />48 HRS PRIOR TO DIGGING <br />FOR ALL SUBSTRUCTURE <br />LOCATIONS <br />800-227-2600 or 811 <br />