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<br /> Page 14 <br />TABLE 3-4 <br />Clay Earthfill Material Acceptance Testing <br /> <br /> <br /> <br /> <br />Test <br /> <br /> <br /> <br /> <br />ASTM Method <br /> <br /> <br /> <br />Frequency <br /> <br /> <br />Criteria/ Specification <br />Density and Water Content Nuclear Gage D2922 250 cy <br /> <br />Min. 90% relative compaction at 3 <br />to 5% over optimum water contenta <br />Water Content Oven D2216 (with cor. <br />To Nuclear gage <br />D2922) <br />250 cy <br /> <br />3 to 5% over optimum water content <br />Atterberg Limits D4318 250 cy <br /> <br />Classified as CL, CH, or SC <br />Compaction Curves Modified Proctor D1557 <br /> <br />As needed N/A <br />Clod Size Observation Continuous <1 inch <br />aASTM D-1557 Modified Proctor. <br /> <br />