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LOG OF BORING NP-2 <br /> ARCAMiS (Page 2 of 4) <br /> GERAGHTY&MILLER <br /> Unocal Site#0187 Date Completed January 8,1999 Drill Rig <br /> 437 E Miner Avenue Logged By Rheinhard Rumke Driller Van <br /> Stockton,California Checked By Stephen Cullen Diameter 8 25 inches <br /> Dnllmg Company Woodward Drilling Backfill Material Cement/Bentande Grout <br /> Mixture(536 bentonite) <br /> SB000070 0004 Drilling Method Hallow-stem Auger <br /> Weill NP2-22(upper) <br /> We112 NP2-60(middle) <br /> m We113 N133-116(lower) <br /> � � U <br /> Depth o <br /> m jc Elev 1155 <br /> in �' a PID* DESCRIPTION REMARKS <br /> E m {ppm} W a <br /> Feet Lab No m rq° om :3 0 <br /> 35 <br /> is <br /> 30 15 o SILT,brown,slightly moist,no fine 1"schedule40 PVC <br /> 38 sand inclusions <br /> 40 Simulprobe Sand Pack <br /> ® <br /> is 0 SILTY FINE SAND,olive-grey wet full canister <br /> 1 schedule 40 <br /> PVC screen <br /> 01 slot <br /> 1'schedule <br /> .� 45 SILTY FINE SAND,olive-grey,wet 40 PVC <br /> 40 <br /> 50 ® 1 U <br /> ML <br /> 50 Simulprobe- <br /> ® 1 5 0 SILT,little fine sand,dark olive grey, dry <br /> slightly moist,firm <br /> Bentonite <br /> Pellets(3/8') <br /> 55 26 ® SILT,little fine sand,dark olive grey, <br /> 50 <br /> 1 1 slightly moist,firm <br /> SILT,little fine sand,dark olive grey, schedule <br /> 40 ® 1 3 slightly moist,firm 4 4 0 PVC <br /> $ <br /> 80 <br /> `m 60 ------------------------ Simulprobe- <br /> N ® 5 6 fulE container <br /> SILTY SAND,olive grey,wet Not much sod <br /> put sample in <br /> 25 <br /> t 112 SILTY SAND,olive grey,wet glasslar <br /> 50 provided by Sand Pack <br /> mobile lab <br /> 35 ®$ V schedule 40 <br /> 65 <br /> 84 SILTY SAND,olive grey,wet 50 1 SM PVC screen <br /> F <br /> 9 SILTY SAND,olive grey,wet <br /> 24 01 slot <br /> I m 50 ® 1 14 <br /> 14 <br /> 750 ® 1 1r SILTY SAND,olive grey,wet <br /> 70 <br />