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LITHOLOGIC DESCRIPTION
<br /> MONITOR WELL LOG
<br /> Well I.D.: MW-4 Date(s) or Drilling: 09/08/92
<br />' Location Major Mart-Southwest corner
<br /> Client American Real Estate Group Drilled Depth: 107 feet
<br /> Project No 03988-016-001 Hole Diameter 8 inches
<br />' Contractor: West Hazmat
<br /> Driller John Ussery Well Construction Details:
<br />' Drilling Method Hollow Stem Auger (HSA)
<br /> Well Depth 105 feet
<br /> Decon Method Steam-cleaning Well Diameter 2 Inches
<br />' Sampling Continuous Core Barrel Casing Type Schedule 40 PVC
<br /> Split-spoon every five feet Screen Type Schedule 40 PVC
<br /> Screen Interval 85 to 105 feet
<br />' Screen Slot 0 02 inch
<br /> Elevation - Feet (MSL):
<br /> Ground surf Not measured Well Construction Materials:
<br /> Casing top Not measured Sand Pack Lonestar #1C
<br />' Grout 3-5% bentonite/cement grout
<br /> Geologist: D Marks Completion Type FIush Christy Box
<br /> Cap Expandable Locking
<br />' Depth MW4
<br /> Interval Slow HNu
<br />' feet BGS Counts Description Remarks Value
<br /> 1 -235 2, 2, 2 GP <1
<br /> 7, 11,22 GRAVEL/COBBLES medium dark gray,loosely consoli- Appears to be leach chimney fill mate-
<br /> 8, 10, 14 dated dry,average 1-2 inch,well rounded,no apparent nal
<br />' 12, 14,22 odor no apparent staining,95%gravel/cobbles 5% silt
<br /> 23 5-37 33,50 ML 65 at 30' j
<br /> 30, 15,22 SILT medium brown blocky firm dry,occasional pebble From 25 5 to 31 0 feet dark gray, /�-
<br /> 20, 33, 15 clasts no apparent odor, no apparent staining,high dry green-blocky,apparent staining, strong
<br />' strength no dilatency,80% silt, 10% sand, l0%clay petroleum odor, firm,blocky,dry to
<br /> slightly moist
<br /> 37-50 21,50 ML 3 at 40'
<br /> 29,50 SILT medium brown,mottled with white,firm,blocky,no
<br />' 15,33, 15 apparent odor no apparent staining, micromicaceous,dry,
<br /> low dry strength,no ddatency,90% silt 10%clay
<br /> 50-56 27,50 ML <1 I
<br /> SILT medium brown moist blocky,firm, moderate dry
<br /> strength, no apparent odor no apparent staining, low dda-
<br /> tency, micromicaceous occasional white mottling, 80%silt,
<br /> 20%clay
<br /> 56-64 22,50 ML <t
<br /> SILT medium reddish brown to brown firm,blocky,
<br /> occasional laminations with white and grayish green,no
<br /> apparent odor no apparent staining, no ddatency,moderate
<br /> 1 1 dry strength micromicaceous,85% silt, 15%clay
<br /> IST MFTSIAREG3QTR WP D - 6 11/12/92
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