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TYPICAL TRENCH BACKFILL DETAIL <br />Note 1 Below <br />6" Min 6" 1—i— Pavement 6" 6' Min CENTERLINE <br />(TYp) (TYP) <br />VA VA See Note 2 BelowVA V eoS BACK OF SIDEWALK <br />3'-0" G\ Compact in 12" max \ 3'-0" l STOP SIGN <br />layers to a min relative <br />? \i compaction of 95% '� / Var csw CONCRETE siDewAL <br />- \ under pavement and \-------- EDP EDGE OF PAVEMENT <br />Var \\ --- -- \ 90% outside pavement. \\ <br />Compact in 24" max J p \i OD+12" FENCE <br />\ layers to a min relative \\ 0 \ <br />OD/2 \ \\ compaction of 85%. \\ <br />\, ,\,\,\ \ Compact in 6" layers \, ,\,\,\ \ Call USA @ 811 <br />to a min relative 48hrs prior to start of work <br />compaction of 90%. <br />10" Min OD 10" Min 10" Min oD 10" Min SAFETY NOTE <br />RIGID CONDUIT <br />+ 20" Min <br />FLEXIBLE CONDUIT <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 corn pacto bility, 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 />0 rII Dy: <br />n TYPICAL TRENCH BACKFILL <br />•�-�•; No. Revision Description Date <br />to COUNTY OF SAN JOAQWN <br />- DEPARTMENT OF PUBLIC WORKS <br />Working for YOU Date: DEC 2014 Std. Dwg. No. R-29 <br />WORK AREA WILL INCLUDE LANE <br />CLOSURE ON ROAD WITH VERY HIGH <br />TRAFFIC VOLUME. PLEASE PROVIDE <br />COMPLETE WORK AREA PROTECTION. <br />M.O.P REQUIRED <br />CATEGORY - 3 <br />FOLLOW PROCEDURES AS DETAILED IN <br />NORTHERN SECTOR PLAN FOR PROTECTION <br />OF UNDERGROUND AND BURIED CABLE <br />M.O.P. DATED <br />GENERAL NOTES: <br />1. CONTRACTOR SHALL REQUEST LOCATION OF <br />UNDERGROUND FACILITIES BY USA <br />2. CONTRACTOR WILL COMPLY WITH ALL <br />SAN JOAQUIN COUNTY REGULATIONS FOR SPLICE <br />PIT & SURFACE COMPACTION <br />3. CONTRACTOR WILL RETURN WORK AREA BACK <br />TO ORIGINAL OR BETTER CONDITION PRIOR TO <br />START OF WORK <br />4. MAINTAIN 48" MINIMUM COVER <br />