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Backfill with materials equal to or • better than the existing pavement and base in quality. New Pavement shall be 1" thicker than existing povement, minimum of 0.25 feet. New base shall be 1" thicker than existing base, minimum of 0.5 feet. Existing Pavement 6" Min. 6„ �,- -� 6" 6" Min. (Typ•) ''(Typ•) Compact in 12" max. 3'-0'' layers to a min. relative 3'-0" compaction of 95% __ tender pavement and ___ _ _----- / 90% outside pavement. ---.-_---� j Variable Variable =_ Compact in 24"• max. layers to .a min. relative i compaction of 85%. O' OD+12" 0.D./2 Compact ,in 6" layers to a m nlmum relative compaction of 90%. 10" Min. O.D. 10" Min. 10" Min. O.D. 10" Min. Q.D. O.D. + 20" Min. + 20" Min. RIGID CONDUIT FLEXIBLE CONDUIT NOTES 1. Relative compaction of materials shall be tested, in acdordance with the State of California., Dept. of Transportation Testing Manuals, test method No. California 216 or 2.31. 2. All existing pavement shall be neatly cut to line prior -to trench excavation. 3. Jetting or ponding will be permitted within the street Right of Way, with a 3 year bond. 4. When shown by soil composition and compactability, ninety percent (90%) compaction may be used, when approved by the Director of Public Works. 5. Special bedding requirements may be shown on the plans or specified in special provisions. 6. Shoulders shall be as shown on the plans or specified in the special' provisions but in no case shall the shoulder be less than- three feet wide as measured from the edge of pavement. No. Revised 9y Approved by• i Feb. 1996 po TYPICAL TRENCH BACKFILL FYI- -6� Dire-ta of Public Work. omm by JLD u, ea b. COUNTY OF SAN JOAQUIN Dote JUNE 1997 xe�e NONE DaAMalr OF PUrX'ai*" Drawing No. R-29