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Backfill with materials equal to or <br /> better than the existing pavement <br /> and base In quality New pavement <br /> A shall be I " 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 /> 5" Min ---� 5„ �_,._ 6„ <br /> ' <br /> CTyRIva.) a. (TYR in <br /> 3' 0° Compact In 12" max <br /> ' l -f <br /> ayers to a min relative 3 <br /> compaction of 95%* / <br /> ____ ___ under pavement and _________ <br /> _ / 909; outside pavement _ ---_—___ / Variable <br /> Variable ` � Compact In 24" max <br /> ` z layers to a min relative i <br /> O -- compaction of 85% OD+12" <br /> 0 D /2 Compact in 6" layers <br /> �\ \ compaction minimum <br /> 90%trve <br /> 10" Min OD 10" Min 10" Min 0 D 10" Min <br /> 0D OD <br /> + 20" Men + 20" Min <br /> RIGID CONDUIT <br /> FLEXIBLE CONDUIT <br /> ' NOTES: <br /> I Relative compaction of materials shall be tested in accordance with <br /> the State of California, Dept of Transportation Tes#ing 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 plans or specified In <br /> speciol 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 /> M <br /> roved tlSPP Y <br /> TYPICAL TRENCH BACKFILL r72- �Direct of Public Works <br /> COUNTY OF SAN JOAQUINtet• JUNE 1997 <br /> DEPAM xr of Pusix Wof= <br /> Drorvly Flo R-29 <br />