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LEE & PIERCE, INC. LOG OF WELL MW3
<br /> PROJECT Beneto, Inc. FC LOCATION 10842 S. Harlan Rd, French Camp PROJECT NO. 06516
<br /> DATE DRILLED 09/06/06 LOGGED BY John Lane REVIEWED BY John Lane, RG 6795
<br /> DRILLING CO. Spectrum Exploration DRILLER Tony Young METHOD Hollow Stem Auger
<br /> BORHOLE DIAMETER 8 in DEPTH DRILLED 32 ft DEPTH TO WATER: INITIAL 22 ft. STATIC 21.05 ft
<br /> CASING TYPE PVC DIAMETER 2.0 in. SCHEDULE 40 CASING INTERVAL 0 ft. TO 17 ft.
<br /> SCREEN TYPE PVC DIAMETER 2.0 in. SLOT SIZE 0.020 SCREEN INTERVAL 17 ft. TO 32 ft.
<br /> FILTER PACK TYPE #3 Monterey Sand INTERVAL 15 ft. TO 32 ft.
<br /> SURFACE SEAL TYPE Neat Cement Grout over hydrated bentonite chips INTERVAL Oft TO 15 ft.
<br /> NOTES: Completed with grade level well box
<br /> WELL DEPTH P.I.D. SAMPLE USC SOIL DESCRIPTION
<br /> DETAIL (feet) (ppm) ID LOG
<br /> 0 0--3.5Asphalt over FII material
<br /> 2 FILL
<br /> a?g 4 3.5-11'
<br /> Blow Cnt Silt: 10% sand, 90%fines; low dry strength, slow to
<br /> 6 0.2 15/25/18 rapid dilatancy, low toughness, N-L plasticity,
<br /> l
<br /> ML v. stiff to hard, It. Brown, no odor,trace organics
<br /> 8 dry, stratified layering, iron oxide staining
<br /> ,d 10 0.1 Blow Cnt
<br /> 6/9/10 ............................... 11-15.5'
<br /> 12 Silt w/sand:20-25%fine sand,75-80%fines; no dry
<br /> ML strength, slow dilatancy, low toughness, N-L plasticity
<br /> 14 v. stiff, no odor,trace organics, moist,wek cement.
<br /> 0.4 Blow Cnt blocky
<br /> 16 6/14/15 15.5-21'
<br /> Silt: <5% sand, >95%fines; low dry strength, slow
<br /> 18 ML dilatancy, low toughness, low plasticity, stiff to v. stiff
<br /> no odor, organics, dry-moist, moderate cementation,
<br /> 20 0.4 MW3-20.5 cohesive
<br /> Blow Cnt 0 21-26.5/30-
<br /> 22 4/5/8 Silt w/sand: 10-20%sand, 80-90%fines; N-L dry
<br /> ML strength, R dilatancy, L toughness, N-L plasticity,
<br /> 24 Stiff, It. brown, TR organics, no odor,dry-moist,
<br /> 0.2 Blow Cnt crumbly, CaCO3 veins
<br /> 26 4/10/16
<br /> 26.5/30-30.5'
<br /> 28 Sand w/silt: 85% F-M sand, 15%fines; M dense, drk.
<br /> brn., no odor,trace organics,wet
<br /> 30 0.2 SP-SM
<br /> 0.5 MW3-30.5 CL 30.5-32'
<br /> 32 Blow Cat Lean Clay: 10% F sand, 90%fines; M dry strength,
<br /> 5/10/12 N dilatancy, M toughness, M plasticity, v. stiff,
<br /> 34 drk. brn., no odor, organics, moist, strong cement.
<br /> sticky
<br /> 36
<br /> 38
<br /> 40
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