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Boring Log HC-2 J <br /> Location:Lat:47.91321327 Long:-122.2730361 Drill Equipment:Mobile B-59/Mud Rotary <br /> Approximate Ground Surface Elevation:566 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 /> USCS Graphic Depth PENETRATION RESISTANCE TESTS <br /> Class Log Soil Descriptions in Feet Sample ♦ Blows per Foot <br /> 0 0 10 20 30 40 50+ <br /> SM Asphalt Concrete(2=iinches thick)____ <br /> Very dense,moist,gray-brown,gravelly,silty <br /> fine to coarse SAND,fine to coarse gravel, <br /> trace organics. <br /> 5 S-1 129 <br /> 50/3" <br /> SM T Very dense,moist,gray,gravelly,silty fine to <br /> coarse SAND,fine to coarse gravel,trace <br /> organics. (TILL) 10 30 <br /> S-2 so/s" <br /> 15 26 <br /> S-3 44 • <br /> 50/511- <br /> "-becomes <br /> 0/5""-becomes cemented <br /> 20S 4 50/5" <br /> 25 S-5 50/5" <br /> n 30 S-6 50/5" <br /> N <br /> N <br /> F <br /> CL <br /> O <br /> 35 <br /> son ^ <br /> Bottom of Boring at 35.8 Feet. S-7 <br /> Started 05/04/15. <br /> m Completed 05/04/15. <br /> 0 <br /> 0 40 <br /> o <br /> J <br /> Z <br /> ¢ <br /> O¢ <br /> 45 <br /> Z 0 20 40 60 80 100+ <br /> • Water Content in Percent <br /> 1.Refer to Figure A-1 for explanation of descriptions and symbols. HA -' _"O WSY' <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 5/15 <br /> supported by laboratory testing(ASTM D 2487). Figure A-3 <br /> 4.Groundwater level,if indicated,is at time of drilling(ATD)or for date specified. Level may vary 9 <br /> with time. <br />