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�- EXPANSION INDEX of SOILS <br />�� Leighton ASTM D 4829 <br />Project Name: Kimley-Horn MainPlace Tested By: G. Berdy <br />Project No.: 12126.001 Checked By: G. Bathala <br />Location: LB-6 Depth ft): 0-5 <br />Sample No.: Bulk-1 <br />Soil Identification: Dark brown silty sand (SM) <br />Dry Wt. of Soil + Cont. <br />(g) <br />1000.00 <br />Wt. of Container No. <br />(g) <br />0.00 <br />Dry Wt. of Soil <br />(g) <br />1000.00 <br />Weight Soil Retained on #4 Sieve <br />0.00 <br />Percent Passing # 4 <br />100.00 <br />Date: 12/26/18 <br />Date: 12/31/18 <br />MOLDED SPECIMEN <br />Before Test <br />After Test <br />Specimen Diameter (in.) <br />4.01 <br />4.01 <br />Specimen Height (in.) <br />1.0000 <br />1.0260 <br />Wt. Comp. Soil + Mold (g) <br />617.30 <br />455.15 <br />Wt. of Mold (g) <br />190.20 <br />0.00 <br />Specific Gravity (Assumed) <br />2.70 <br />2.70 <br />Container No. <br />O <br />O <br />Wet Wt. of Soil + Cont. (g) <br />862.50 <br />645.35 <br />Dry Wt. of Soil + Cont. (g) <br />804.50 <br />588.63 <br />Wt. of Container (g) <br />0.00 <br />190.20 <br />Moisture Content (%) <br />7.21 <br />14.24 <br />Wet Density (pcf) <br />128.8 <br />133.8 <br />Dry Density (pcf) <br />120.2 <br />117.1 <br />Void Ratio <br />0.403 <br />0.439 <br />Total Porosity <br />0.287 <br />0.305 <br />Pore Volume (cc) <br />59.4 <br />64.8 <br />Degree of Saturation (%) [ S meal] <br />48.3 <br />87.5 <br />SPECIMEN INUNDATION in distilled water for the period of 24 h or expansion rate < 0.0002 in./h <br />Date <br />Time <br />Pressure (psi) <br />Elapsed Time <br />(min.) <br />Dial Readings <br />(in.) <br />12/26/18 <br />9:10 <br />1.0 <br />0 <br />0.1030 <br />12/26/18 <br />9:20 <br />1.0 <br />10 <br />0.1020 <br />Add Distilled Water to the Specimen <br />12/26/18 <br />10:00 <br />1.0 <br />40 <br />0.1235 <br />12/27/18 <br />6:30 <br />1.0 <br />1270 <br />0.1290 <br />12/27/18 <br />7:31 <br />1.0 <br />1331 <br />0.1290 <br />Expansion Index (EI meas) = ((Final Rdg - Initial Rdg) / Initial Thick.) x 1000 27 <br />