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140 <br />135 <br />130 <br />125 <br />120 <br />115 <br />110 <br />105 <br />100 <br />95 <br />JOB NO. 21.006 <br />0 <br />� <br />0 <br />CURVE NUMBER <br />MAXIMUM DRY DENSITY <br />129.0 PCF <br />OPTIMUM MOISTURE CONTENT <br />R 0 % DRY WEIGHT <br />0 5 10 15 20 25 30 35 <br />MOISTURE CONTENT% <br />Sample Description GRAVEL . CI AYFY . SANDY ( GC ) UQUID LIMIT 25 % <br />PLASTICITY INDEX 9 % <br />Location #1 MINE GRAVEL 50 % <br />SAND 18 % <br />Compaction Test Procedure ASTM D 1557 -91 SILT AND CLAY 32 % <br />METHOD C <br />Compaction <br />Test Results <br />FIG. 3 <br />