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Drilling Log <br /> IT CORPORATION Monitoring Well MW-3 <br /> A Member of the IT Group <br /> � See Site Map <br /> Protect 7-Eleven SS# 17647 Owner 7-Eleven Inc For Boring Location <br /> Location 1048 W Yosemite Manteca CA Prol No 781721 <br /> Surface Elev Total bole Depth 20 ft Diameter 8 in COMhfENTS <br /> Top of Casing Water Level Initial 6 ft Static 13 f€ <br /> Screen Dia 2 in Length 10 ft Type/Size Sch 40 PVC/0 020 in No crow count`s ra4e�'Jue 'o tower,s <br /> do�,n usny a.ecr push ro take sample <br /> Casing Dia 2 in Length 10 ft Type Sch 40 PVC <br /> Fill Material #3 Sand Rig/Core Mobile Drill B-61 <br /> Drill Co Gregg Dnllrncl Method Hollow Stem Auger _ <br /> Driller Tonv Garver Log By Bob Butler Date 12/21/99 Permit # <br /> Checked By Ed Srmonis License No California RG#4422 <br /> 0 w <br /> C 0, 2 +o Description <br /> y; —� pE _0 o �� U <br /> (U a d a E a @_J u) (Calor, Texture, Structure) <br /> ay o to m K ? Trace < 10%, Little 10% to 20%. Some 20% to 35%, And 35% to 50% <br /> U <br /> -2 <br /> 0 a asH 4 Asphalt over base course sandy gi avel <br /> ' < <br /> 00 Gw <br /> < < Fine to medium SAND tFill) brown very loose subrounded moist no <br /> hydrocarbon odor <br /> 4 < sw <br /> < < 3 <br /> D 6 Mw-395 6 Fine to medium SAND light brown loose micaceous subiounded, <br /> 6 6 moist, no hydrocarbon odor <br /> ! 8 <br /> 5 SP Medium SAND yellowish-orange to tan loose subs ounded <br /> 10 0 MW-3@10 6 micaceous fairly well sorted moist no hydrocarbon edol <br /> i = 7 <br /> 12 =_ <br /> = 1 Static 01/25/00 <br /> 14 T CE Clayey SILT (50,50) greenish--gray to olive-gray soft plastic <br /> o MW-3@15 s moist to wet no hydrocarbon odor <br /> ' = 11 Groundwater Encountered <br /> I , <br /> 18 _ I Fine to coarse SAND light gray to tan loose saturated i <br /> 6 SW micaceousrsubrounded no hydrocarbon odor <br /> 20 0 9 MW-3@20 26 <br /> Silty fine SAND <br /> LLU <br /> 22 (40 60) greenish-brown to light bi own moderately <br /> r1i dense non-plastic wet, no hydrocarbon odor <br /> E neo of bore <br /> holeat20 BGS Install monitoringiwell <br /> 24 I <br /> i <br /> 03103/2n00 lithlog-Mar 99 <br /> PagE j i oil�1' <br /> II <br />