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a <br /> -M- tll <br /> AEGIS ENVIRONMENTAL, INC. <br /> f STANDARD OPERATING PROCEDURES <br /> RE: SOIL CLASSIFICATION <br /> SOP-3 <br /> Soil samples are classified according to the Unified Soil Classification System (USCS). <br /> _ . . Representative portions of the samples may be shipped under strict chain-of-custody to <br /> an analytical laboratory for further examination and verification of the in-field classification, <br /> and analysis of soil mechanical and/or petrophysical properties. The soil types are <br /> indicated on logs of either excavations or borings together with depths corr3sponding to <br /> the sampling points, and other pertinent information. <br /> a - <br /> y <br /> y <br /> i <br /> ATTACHWSEMr-CP-311uns 190 <br />