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SOIL BORING LOG Boring No.VW-1 Sheet 1 of 2 <br /> liens USA Gasoline Car oration Date 5/2/01 <br /> Address 2500 W.Lodi Avenue Drilling Company Westex rig type:B-61 <br /> Lodi,CA Driller Collin Jensen <br /> Project No. 2007-65-1 Method Hollow Stem Auger hole diameter:10 inches <br /> Logged By: Scott Bittinger <br /> Well Pack sand: 19 ft. to 35 ft. Well Construction casing: PVC screen interval:20'to 35' <br /> bent.: 17 ft. to 19 ft. casing diam.:4" screen slot size:0.030 <br /> grout: 0 ft. to 17 ft. _ Depth to GW: first encountered groundwater tali,groundwater <br /> Sample Blow Sample well Depth Descriptions of Materials PID <br /> Constru LrrHO <br /> Type No. Count Time Recov. ct. Scale COLUMN and Conditions PPM <br /> Drilling in a planter <br /> — 1 <br /> — <br /> ------------------------------------------------ -------- 2 <br /> — ----------------------------------------------------------------------------------------•------------ -------- <br /> 3 SILT,brown,moist <br /> ---- ------------------------------------------------ — - - - - - - - - - -' <br /> — 4 <br /> -------------------------------- ---------- -------- — ------------------------------------------------------------------------------------------------------` <br /> —5 <br /> ---- ------------------------• •- ----•--- — ---------------------------------------------------------------------•----•-------------------------- -------- <br /> 6 <br /> — - - - <br /> ---- ------------------------ ---------- --- <br /> — 7 <br /> -------------------------------------------------------- — -------------------------•---•------------------------------------------------------------------------ -------- <br /> — 8 <br /> -------------------------------------------------------- — -------------------------------------------------------------------------------------------------•--- -------- <br /> 9 <br /> S VW-1-10 12:15 100 1 o ML SANDY SILT,brown,30.50%o fine grained sand_dry,very hard 0 <br /> ------------ - — - - <br /> _ SILTY SAND,light brown,40-50%fines,dry,very hard <br /> 1 1 <br /> 1 2 <br /> 1 3 <br /> ---- ----------- ------------ --------------------- — ------------------------------------------------------------------------------•---------------------------------- <br /> 1 4 <br /> I <br /> S VW-1-15 12.28 100 1 5 SM SILTY SAND,light brown,40.50%fines_dry,very hard - 1 <br /> -- -- — --------' <br /> _ SANDY SILT,brown,30-50%fine grained sand,dry,very hard <br /> 1 6 <br /> ----------------------------------------------- ------- — <br /> 1 --------------------------------------•--•------------------------------------------------------------ <br /> 7 <br /> ----------------------------------------------------- — ---------------------------------•----------------------•-------------------------------------------- -------- <br /> 1 8 <br /> 1 9 <br /> ---- -------------------------------------- <br /> -------- — -`-`NDY--•T,-"own--3 50%---------- ned-sand '-----------har----------------------- --------- <br /> _ ML SANDY SILT,brown,3D-5D%fine grained sand,dry,very hard <br /> S VW-1-20 12:41 100 2 a SILT,brown,dry,hard(19.5'to 20.5') 89 <br /> Comments: medium aquarium sand used for filter pack <br /> Harlin Knoll of San Joaquin County PHS/EHD conducted the grout inspection <br /> �r��TUl <br /> ENVIRONNIENVTAL, INC. <br /> jA � <br />