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KEY TO LOG OF TEST BORING <br />Date Advanced Field Engineer .-Test Boring Number <br />] Diameter Total Depth Elevation <br /> <br /> <br />1 <br /> <br />a r <br />o -Sam <br />Type ple <br />N <br />Soil Description -' <br />Laboratory Test Results <br /> Sand, silty, medium dense, moist, tan, (SM) <br /> Notes in this column indicate tests <br /> Unified Soil Classification performed and test results if not <br /> plotted. <br /> - Indicates Bulk Bag Sample <br /> Indicates seven blows required to - - DD: Indicates dry density in pounds <br /> <br />5 C •; 7/12 drive the sampler twelve inches with per cubic foot <br /> l a hammer weighing one hundred <br /> forty pounds and dropped thirty MC: Indicates moisture content as <br /> inches. percent of dry unit weight <br /> Indicates Drive Sample <br />LL: Indicates Liquid Limit <br /> - -- Indicates Sampler Type: PL: Indicates Plastic Limit <br /> 10 C -Modified California Sampler <br /> St -Standard Split Spoon Sampler f'I: Indicates Plasticity Index <br /> H -Hand Sampler <br /> _ BOUNCE: Indicates no further penetration <br /> occured with additional blows <br />- with the hammer <br /> 15 <br /> NR: Indicates no sample recovered <br /> CAVED: Indicates depth the test boring <br /> caved after drilling <br /> -- -- - Indicates the location of free subsurface <br /> 20 water when measured - <br /> 25 - - - <br /> <br />Project Name Oak Ridge Slope Stability project Number D99009GE Figure Al <br />~.Z~rrtl~nrt ttrzb .~~2~ori~lra <br />CONSULTING GEOTECHNICAL ENGINEERS AND MATERIAL TESTING <br />