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itr <br /> I <br /> City of Escalon-Former Arco Boring Dia. :8" <br /> 1305 Escalon Ave. LOG OF BORING SB-1 Tot.Depth :55'. <br /> Escalon,CA Casing Depth <br /> (Page 2 of 2) <br /> Project No.:750.2 Casing Dia. <br /> Date :9/5/03 Screen Interval <br /> f Drilling Method :HSA Slot Size <br /> L Geolog[cal Driller :Gregg Drilling Filter Pack <br /> Techrtus Logged By :R.Kablanow Annular Seal <br /> Inc Grout :0-55'' <br /> Water Depth :+/ 64.8' <br /> Well:SB-1 <br /> I Depth o= Elev.: <br /> in Lab Time U a- rn OVM <br /> Feet Sample o DESCRIPTION < 0 (ppm) <br /> L m (D <br /> 30 _........................ .........._........ ..........,......,......._..._ ............... <br /> l <br /> 25 SAND:buff,dry,clean,coarse grain,no odor SP <br /> i X 0958 38 0 <br /> IVIL <br /> 35 50 SILT:grey,dry,oxidation,no odor or staining <br /> 1 <br /> i <br /> i <br />' I ) 1006 gp SAND:buff,dry,poorly sorted,fine to coarse grain SP 0 <br /> I. JJ X 30 <br /> 40 <br /> 15 SILT:grey,damp,oxidation,no odor or staining ML <br /> X 1015 15 0 <br /> 45 20 SANDY SILT:grey,damp,oxidation,no odor <br /> i.' <br /> 30 SAND:buff,damp,v.fine grain 48.5',medium grain <br /> i L X 1025 35 49.5',coarsens downward,uniform appearance,little SW 0 <br /> i <br /> 50 45 oxidation noted,no odor or staining present <br /> 1 � <br /> CP <br /> f o <br /> U <br /> N <br /> 20 SAND:brown,damp,poorly sorted,fine to coarse <br /> t X 1034. 302 grain,no odor or staining present SP 0 <br /> 55 <br /> ' N <br /> C <br /> O <br /> N <br /> ` O <br /> 0 <br /> i 60 <br /> { <br /> 0 <br />