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Project: Former ARCO Station # 760 Log of Monitoring Well: <br /> Location 225 S Cherokee Ln,Lodi,CA Protect Number: 38466606 MW-4 <br /> Dates Dnllcd 11/29/04 Total Depth 70 feet Borehole Name MW-4 <br /> Drilling Contractor Cascade Dnlhng Well Construction Date 11/29/04 Logged By Matt Fams <br /> ole Diameter 8-inches Casing Diameter 2-inches Casing Type SCH 40 PVC Checked By Vernon Elarth,R G <br /> Dnlhng Method Hollow Stem Auger Screen Interval 55-70 ft Slot Size 0 020-inch Sampling Method CA Modified Split spoon <br /> Comments In parking lane on east side of Cherokee lane <br /> A <br /> c <br /> � U � <br /> cw = S G S <br /> °� F^ LITHOLOGY DESCRIPTION VVELL CONSTRUCTION <br /> 0 Asphalt Flush mounted traffic rated 0 <br /> well box <br /> Concrete Approximately 8 in <br /> Well secured with locking <br /> -\-N—N7 Aggregate road base approximately 12in fill silty sand pressure cap <br /> \N <br /> 5 \_\'—\\ 5 <br /> Neat cement near surface to <br /> 50 ft bgs <br /> \N <br /> 10 21 Silty Sand(SM) Dark yellowish brown very fine to fine 10 <br /> grained sand,up to 45%silt and clay moderate dry strength <br /> moist,medium dense <br /> 2-inch SCH 40 PVC <br /> 15 15 <br /> 20 26 Yellowish brown 15 25%silt,micaceous 20 <br /> 25 25 <br /> 30-- 23 Sand(SP) Lght yellowish brown,poorly graded very fine to 30 <br /> fine grain trace coarse grain up to 15%silt damp medium <br /> dense <br /> 05-- 35 <br /> 2876 Gateway Oaks Dr Stc 300 <br /> Sacramento CA 95833 <br /> XMS916-6792000 <br />