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Backfill with materials equal to or better than the existing pavement and base in quality. New pavement sholl 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. t 6" I+ � � 6" I- 6" Min_ (Typ•) f (Typ.) Compact in 12" max." 0. 3't0layers to a min. relative compaction of 95%• under pavement and _ __ 90% outside pavement. .'.t = / Variable NX------ Variable ` —_ Compact in 24" max. layers to a min. relative " compaction of 857. t OD+iZ O.D./2 Compact;in 6" layers to a minimum relative ,\\ \ compaction of .90%. 10" Min. O.D. 10" Min. 10" Min. O.D. 10" Min. O.D. O.D. + 20" Min. + 20" Min. RIGID CONDUIT FLEXIBLE CONDUIT NOTES: 1. Relative compaction of materials shall be tested in accordance with the State of California, .Dept. of *Transportation Testing Manuals, test method No. California 216 or 231. 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 compactobility, 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. Na, Revisad BY Approved by 1 Feb. 1996 PD TYPICAL TRENCH BACKFILL `of P.M. Wmka aa.n by JLD G by COUNTY OF SAN JOAQUIN data JUNE 1997 ninnic 017NMvrr or wa+.c Wnpia Drawing No. R-29