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TABLE 2 <br /> Martin Marietta Materials, Duckworth Mine <br /> Summary of Geotechnical Laboratory Tests <br /> Percent Maximum Optimal <br /> In-situ Finer <br /> Test Pit or Approx. Moisture than Dry Moisture Unified <br /> Density Content <br /> Sample Depth Content Liquid Plasticity the 200 % Soil <br /> No. (ft) Type N Limit Index Sieve (pc ( ) Classification <br /> Sandylean <br /> TP-1 1-2 Bulk 17.2 31 16 55 ----- ----- clay CL <br /> Clayey sand <br /> TP-1 2.5-5.5 Bulk 11.6 22 1 9 21 ----- ----- SC <br /> Fat clay with <br /> TP-2 3-4 Bulk 17.2 51 33 76 ----- ----- sand CH <br /> Fat clay with <br /> TP-9 2-3 Bulk 21.8 51 34 83 ----- ----- sand CH <br /> Sandylean <br /> TP-10 0-3 Bulk 19.4 37 18 57 ----- ----- clay CL <br /> Lean clay with <br /> Sample 1 0 black Bulk ----- 46 29 78 ----- ----- sand CL <br /> Sandylean <br /> Sample 2 0 black Bulk ----- 35 22 63 ----- ----- clay CL <br /> 0 Clayey sand <br /> Sample 3 (orange) Bulk ----- 29 14 46 ----- ----- SC <br /> 0 Sandylean <br /> Sample 4 (orange) Bulk ----- 29 14 56 ----- ----- clay CL <br /> Lean to Fat <br /> Sample 5 0 black Bulk ----- 48 28 92 ----- ----- Cla CL-CH <br /> Sandylean <br /> Sample 6 5 black Bulk ----- 36 20 62 111.0 16.0 clay CL <br /> 10 Clayey sand <br /> Sample 8 (orange) Bulk ----- 26 12 28 119.0 13.0 SC <br /> 5 Clayey sand <br /> Sample 9 (orange) Bulk ----- 28 17 22 ----- ----- SC <br /> Clayey sand <br /> Sample 10 5 black Bulk ----- 33 17 47 ----- ----- SC <br /> ? Sandy <br /> Sample 11 bedrock Bulk ----- ----- ----- 62 ----- ----- cla stone <br /> Notes: <br /> 1. Bulk indicates disturbed bulk sample <br /> 2. Samples TP-1, TP-2, and TP-9 were collected from test pits excavated in in-place overburden soils <br /> (prior to stripping to expose sand and gravel) in May, 2013. <br /> 3. Sample TP-10 and samples designated"sample"were collected from stockpiled materials in May <br /> 2013 and January 2014. <br /> 4. Samples designated"Black"were collected from"black stockpiles". <br /> 5. Samples designated"Orange"were collected from "orange stockpiles". <br /> P\24097\133-24097-14003\Docs\Reports\Design Memorandum\Table 2.docx <br />