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May 26, 1999 <br />Job Number SN -110 <br />Page 2 <br />FIELD DENSITY TEST RESULTS <br />The following tests were performed on the fuel tank backfill at east side of site. <br />Date <br />Test <br /># <br />Dry <br />Density <br />pef <br />Moisture <br />Content <br />% <br />Relative <br />Compaction <br />% <br />Location <br />Elevation <br />5-17-99 <br />1 <br />122.8 <br />5.9 <br />90 <br />NW End <br />-12' <br />5-17-99 <br />2 <br />123.0 <br />5.9 <br />90 <br />N End <br />-12' <br />5-17-99 <br />3 <br />124.1 <br />6.4 <br />91 <br />S End <br />-12' <br />13'-14' aggregate base fill, 90% relative compaction required. All tests passing. <br />The following tests were performed on the old fuel tank trench backfill at east side of site. <br />5-17-99 <br />1 <br />123.1 <br />9.1 <br />90 <br />NW End <br />-10.5' <br />5-17-99 <br />2 <br />122.9 <br />9.3 <br />90 <br />N End <br />-10.5' <br />5-17-99 <br />3 <br />124.3 <br />9.0 <br />91 <br />S End <br />-10.5' <br />13'-14' aggregate base fill, 90% minimum relative compaction required. All tests passing. <br />The following tests were performed on the old fuel lank backfill at east side of site. <br />5-18-99 <br />1 <br />133.3 <br />6.1 <br />98 <br />NW End <br />-9' <br />5-18-99 <br />2 <br />131.3 <br />5.9 <br />96 <br />N End <br />-9' <br />5-18-99 <br />3 <br />131.5 <br />6.5 <br />96 <br />S End <br />-9' <br />5-18-99 <br />4 <br />134.4 <br />5.9 <br />98 <br />NW End <br />-7.5' <br />5-18-99 <br />5 <br />125.9 <br />5.9 <br />92 <br />N End <br />-7.5' <br />5-18-99 <br />6 <br />130.0 <br />7.2 <br />95 <br />S End <br />-7.5' <br />13'-14' aggregate base fill, 90% minimum relative compaction required. All tests passing. <br />The following tests were performed on the old fuel tank backfill at east side of site. <br />5-19-99 <br />7 <br />130.0 <br />6.2 <br />95 <br />NW End <br />-1.5' <br />5-19-99 <br />8 <br />130.9 <br />5.6 <br />96 <br />N End <br />-1.5' <br />5-19-99 <br />9 <br />126.6 <br />7.2 <br />93 <br />S End <br />-1.5' <br />13'-14' aggregate base fill, 90% minimum relative compaction required. All tests passing. <br />