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r <br />APPENDIX B <br />LABORATORY TESTING <br />GENERAL <br />Soil samples obtained from the explorations were transported to our laboratory and examined to <br />confirm or modify field classifications, as well as to evaluate engineering properties of the soil. <br />1 Representative samples were selected for laboratory testing that consisted of moisture content and sieve <br />analysis. The tests were performed in general accordance with test methods of the American Society for <br />Testing and Materials (ASTM) or other applicable procedures. <br />SOIL CLASSIFICATIONS <br />All soil samples obtained from the explorations were visually classified in the field and/or in our <br />laboratory using a system based on the Unified Soil Classification System (USCS) and <br />ASTM classification methods. ASTM test method D 2488 was used to visually classify the soil samples, <br />while ASTM D 2487 was used to classify the soils based on laboratory tests result:,. These classification <br />procedures are incorporated in the exploration logs shown in Figures A-3 through A-7, in Appendix A. <br />MOISTURE CONTENT DETERMINATIONS <br />Moisture contents were determined in general accordance with ASTM D 2216 for numerous samples <br />obtained from the explorations. The results of these tests arc presented on the exploration logs at the <br />respective sample depth in Appendix A. <br />SIEVE ANALYSIS <br />One sieve analysis was performed on a representative glacial till sample obtained from boring B-2. <br />The analysis was conducted in general accordance with ASTM D 422. The wet sieve analysis method <br />was used to determine the percentage of soil greater than the U.S. No. 200 mesh sieve. The results of the <br />sieve analysis was plotted, classified in general accordance with the USCS, and presented on Figure B-1. <br />C, c o li n g i n e c r s B-1 File No. 5830.002-00/0402W <br />