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Backfill with materials equal to or <br /> better than the existing pavement <br /> and base in quality. New pavement <br /> shall be 1 " thicker than existing <br /> pavement, minimum of 0.25 feet. <br /> New base shall be 1" thicker than <br /> existing base, minimum of 0.5 feet. <br /> Existing <br /> Pavement <br /> 6" Min. 6" 6" 6" Min. <br /> (Typ ) ..(Typ•) <br /> Compact in 12" max. <br /> TO°' layers to a min. relative <br /> compaction of 95%* <br /> under pavement and ---------- / Variable <br /> __________ / 90% outside pavement. — -------- / <br /> Variable --_-- --__ Compact in 24 max. <br /> — — layers to a min. relative OO "= compaction of 85%. OD+12 <br /> O.D./2 Compact in 6" layers <br /> to a minimum relative <br /> compaction of 90%. <br /> 10" Min. O.D. 10" Min. 10°' Min. O.D. 10" Min. <br /> O.D. O.D. <br /> + 20" Min. + 20" Min. <br /> RIGID CONDUIT FLEXIBLE CONDUIT <br /> NOTES: <br /> 1 . Relative compaction of materials shall be tested. in acdordance with <br /> the State of California., Dept. of Transportation Testing Manuals, test <br /> method No. California 216 or 231. <br /> 2. All existing pavement shall be neatly cut to line prior to trench excavation. <br /> 3. Jetting or ponding will be permitted within the street Right of Way with <br /> a 3 year bond. <br /> 4. When shown by soil composition and compactability, ninety percent (90%) <br /> compaction may be used, when approved by the Director of Public Works. <br /> 5. Special bedding requirements may be shown on the plarrs or specified in <br /> special provisions. <br /> 6. Shoulders shall be as shown on the plans or specified in the special <br /> provisions but in no case shall the shoulder be less than three feet wide <br /> as measured from the edge of pavement. <br /> Approved by <br /> No. Revised BY <br /> ' Feb. 1996 P° TYPICAL TRENCH BACKFILL <br /> Direct of Public Works <br /> Dram by J LD <br /> Chadced by COUNTY OF SAN JOAQUIN Date JUNE 1997 <br /> Scale NONE DEPAMMfxr OF PUMM WORKS Drawing hlo. R=29 <br />