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Boring Log HC-8 <br /> Location:Lat:47.91240302 Long:-122.2730357 Drill Equipment:Mobile B-59/Mud Rotary <br /> Approximate Ground Surface Elevation:571 Feet Hammer Type:SPT w/140 Ib.Automatic hammer <br /> Horizontal Datum:WGS84 Hole Diameter:5 inches <br /> Vertical Datum:NGVD 29 Logged By:N.Campbell Reviewed By:A.Wade <br /> STANDARD LAB <br /> PENETRATION RESISTANCE TESTS <br /> USCS Graphic Depth <br /> Class Log Soil Descriptions in Feet Sample • Blows per Foot <br /> 0 0 10 20 30 40 50+ <br /> SM Asphalt Concrete(2-inches thick)__ __ <br /> Very dense,moist,gray,gravelly,silty fine to <br /> coarse SAND,fine gravel. <br /> Recovery only in shoe.Possibly drilling <br /> boulder. 5 S-1 50/5" •: <br /> 10 46 <br /> S-2 50/3" • GS <br /> 15 S-3 50/5" • <br /> 20 S-4 50/5" <br /> 25 S-5 50/5" <br /> J. <br /> 30 S-6 <br /> m so/o" <br /> Bottom of Boring at 30.3 Feet. <br /> Started 05/04/15. <br /> o Completed 05/04/15. <br /> 0 <br /> a: <br /> 0 <br /> 35 <br /> i S-7 50/3" <br /> U <br /> a <br /> J <br /> m <br /> O <br /> m 40 <br /> 0 <br /> J <br /> Z <br /> U <br /> co <br /> Z 45 0 20 40 60 80 100+ <br /> • Water Content in Percent <br /> � <br /> r� <br /> 1.Refer to Figure A-1 for explanation of descriptions and symbols. -'�"'?' lowsa' <br /> 2.Soil descriptions and stratum lines are interpretive and actual changes may be gradual. <br /> 3.USCS designations are based on visual manual classification(ASTM D 2488)unless otherwise 19106-01 5115 <br /> supported by laboratory testing(ASTM D 2487). Figure A-9 <br /> 4.Groundwater level,if indicated,is at time of drilling(ATD)or for date specified. Level may vary 9 <br /> with time. <br />