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<br /> A Telchert & Son
<br /> E, r 'BCR & Associates, Ltd. 3550 Watt Ave #140, Sacramento, GA
<br /> t' 103 N 'E' Street
<br /> W LAS. Drilled by Spectrum Exploration Stockton, CSA
<br /> /■� — 1 ■
<br /> k IY� • ' Date March 10 completed March 11 1994 San Joaquin
<br /> Rig Type CME-75 HSA County, CA
<br /> Soil Boring Log
<br /> F Borehole Diameter 10-Inch
<br /> "
<br /> Well Construction logged by Mark A Richards
<br /> '� Si nature Cly'
<br /> y ,
<br /> `' � G ego Q♦�
<br /> ;� 0♦o'�+s' �-1� ���'P�a* L3tAeleOY
<br /> M1 � 4Q ♦�ti
<br /> Yj 35
<br /> Fill/Native Soil Contact, note torque
<br /> Increase Drill Rig Rotary Torque
<br /> t
<br /> y f 40 6,12 < 5 Silt light brown, firm, dense, dry, no odor
<br /> 20 (ML)
<br /> Neat Cement/
<br /> Bentonite Grout
<br /> 41 ♦
<br /> v 45 4, 10 NIA Silt as Above
<br /> ♦ 22
<br /> ♦
<br /> Hydrated `
<br /> Bentonite Pelle!
<br /> Seal
<br /> 0 0
<br /> 4,10 6,500 Clayey Sandy Silt Olive grey, dense,
<br /> 3 5
<br /> 0 22 some faint greenish mottling, distinct
<br /> f)Ifi 11 f,f)
<br /> r >i white, friable, grainy concretions to
<br /> 15mm, discernable gasoline odor, damp,
<br /> 55 1624 > 10,00 Silty Sand Olive grey to orange brown,
<br /> grades from sandy silt to silty sand,
<br /> M
<br /> slightly cohesive to loose, damp,
<br /> tt r pungent gasoline odor, (SM)
<br /> #3 Lonestar
<br />' F Sand Filter Pack
<br /> 60 4,16 > 10,00 Sand and Silty Sand Intercalated fine sand
<br /> 24 ans silty sand, reddish brown, abundant
<br /> white grainy concretions, damp, pungent
<br /> gasoline odor (SP and SM)
<br /> 0 o - inch
<br /> factory-slot
<br /> 4-inch 5,12 > 10,00 __ – – Sand Coarser, cleaner than above,
<br /> 65
<br /> loose, trace fines, olive to light brown,
<br /> – -
<br /> g well screen – _ _ - = trace sub angular grave, mafic rock fragment
<br /> (Pvc) –__=. damp, strong gasoline odor, no concretions
<br /> _ (SP)
<br /> L70 _--_
<br /> Sand, trace gravel, saturated, gas odor (SP)
<br />
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