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J.M.Equipment Boring Dia. :V. <br /> �. 1245 W.Charter Way LOG OF BORING SB-7 Tot.Depth :3s <br /> Stockton,CA Casing Depth :NA <br /> Project No.:507.2 (Page 1 of i) Casing Dia. :NA <br /> Date :6130106 Screen Interval :NA <br /> � 1 Drilling Method :HSA Slot Size :NA <br /> C70TtCh�CfCS Driller :V&W Drilling Filter Pack :NA <br /> ! Logged By :J.Angulo Annular Seal :NA <br /> Grout :0-36' <br /> i6v Water Depth :-13' <br /> Well:S13-7 <br /> Dom' Lab Time U Elev.: <br /> r� Feet Sampl o DESCRIPTION a `" (ppm) <br /> cc <br /> M c5 <br /> Cover <br /> D <br /> P IS-0 <br /> LW SILTY SAND-v.fine-fine,black to olive,st moist,strong <br /> 10:35 gasoline odor. SM 136 <br /> 5 CLAY-black,sl moist,strong gas odor. CL <br /> 10:38 CLAY-brown to grey,sl moist,strong gasoline odor, 21 <br /> white carbonate veins(prominent at 11'),rare iron oxide <br /> staining. <br /> 6— 10 CL <br /> 10:45 22 <br /> tom- No recovery 12.5-16'(tip plugged with clay) <br /> 15- <br /> 10:48 SC0 <br /> a� CLAYEY SILTY SAND-v,fine,olive-brown,white <br /> carbonate veins&nodules,strong gasoline odor. GROiJT <br /> SAND-V.fine,black to dark grey,wet,strong gasoline X. SP <br /> 20 odor. <br /> Lw 10:56 416 <br /> SAND-fine to medium,grey to black,wet,strong SW <br /> soline odor. <br /> SAND-as above but more uniforms medium rained. <br /> Lo 25 SW <br /> SAND-v.fine to fine,grey to black,wet,strong gasoline , <br /> 11:02 odor. <br /> 444 <br /> g <br /> stomg odor. SM <br /> SILTY CLAYEY SAND-v.fine to fine,black to grey,wet, <br /> 12 30 SAND-v.fine to medium,grey,wet,strong odor. SW <br /> 8 11:06 202 <br /> m <br /> SAND-coarse,black,wet,strong odor. SP <br /> No recovery 33•-36'(driller stated stiff drilling in slIt/clay <br /> 35 through interval-confirm clay on bottom of auger upon L/C <br /> withdrawal) <br /> LN <br /> d <br /> 0 <br /> 6- 40 <br /> 0 <br /> �.r <br />