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BORING LOG =��►. <br /> —�— Geoloaical Audit Services, Inc. <br /> Project: Puregro <br /> a• Project Number: 640-S Drilling Co.: West Hazmat Drilling Date : 2/10/93 <br /> Field Geologist: Marty/McKibben Auger Type: 10' Hollow Stem Boring: 13-1 <br /> c� <br /> DEPTH SAMPLE Ov BLOW GROUP SOIL DESCRIPTION <br /> (FEET) IDENTIFICATION READING CNTS. SYMBL. <br /> (PPM) <br /> Brown, slightly damp, sand with some silt, <br /> SM no hydrocarbon odor. <br /> 8 Gray to brown, slightly damp, sandy silt with clay, <br /> B1--5 0 34 no hydrocarbon odor. <br /> 42 <br /> 8 Blue-gray, slightlly damp, sandy silt, <br /> 1 0 B1-10 0 8 ML moderate hydrocarbon odor <br /> 14 <br /> Strong hydrocarbon odor. <br /> 13 Blue-gray, slightly damp, sandy silt with some clay, <br /> B1-15 40 16 strong hydrocarbon odor. <br /> 21 <br /> �.._. Strong hydrocarbon odor. <br /> - --------- -------------------------------------------------------------------------- <br /> 6 Blue-gray, slighty damp to damp, sandy silt to silty sand, <br /> 20 B1-20 5 15 strong hydrocarbon odor <br /> 22 <br /> 13 ML- Blue-gray, very damp, fine-grained sand with some silt, <br /> B1-25 4 29 SM strong hydrocarbon odor. <br /> 30 <br /> 6 Blue-gray, very damp, fine-grained sand with some silt, <br /> 30 B1-30 0 7 strong hydrocarbon odor. <br /> 11 <br /> Bottom of boring 32 feet <br /> 1r <br /> 40 <br /> t� <br />