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Oebfqgica( Tech�s Inc. <br /> Boreho a Log <br /> Project Name Former Moresco Property Borehole No. SB-4 Page 1 of 4 <br /> Project No. 251.2 Date 04/06.07/95 Contractor Osterberg & Stewart Inc. C57 446670 <br /> Area & County_ 16865 Gawne Rd., Stockton Hollow Stem_Auger <br /> Drilling Method _ <br /> Field Geo/Eng 'T. McDonald Elevation of Measuring Point N/A <br /> Tot. Dep. 100 Tot:Casing Dep. N/A Annular Seal N/A Filter Pack N/A Grout 100'-0 <br /> Borehole Dia. 7.25" Casing Dia. N/A Screened Interv'aI N/A N/A. ±110' <br /> t _ <br /> Slot Size Water Level <br /> Et io o �:Z 6 Description Remarks <br /> A U <br /> 0 PID Reading <br /> � ML' CLAYEY LOAM;loose ppprn <br /> E <br /> QJJ <br /> SILTY SAND(2.5Y5%6)very fine to fine,well OPPm <br /> >~, SM graded,hard,root tubes <br /> 16:23 <br /> S~ <br /> U ML CLAYEY SILT (2.5Y6/8) hard!!, root tubes Oppm <br /> 16:311 -0 - - - - <br /> z <br /> L <br /> SM SILTY SAND(2.5Y6/8)very fine to fine, well Oppm <br /> 7 16:36 graded,hard, root tubes <br /> k. <br /> SILTY SAND W/CLAY(2.5Y6/8)very fine 516 <br /> SM to fine, well graded, fracture planes w/black ppm <br /> 16:481 staining(manganese),slight clay content, <br /> hard;hydrocarbon odor <br /> SILTY SAND W/CLAY(2.5Y6/8)very fine <br /> SM 552 ppm <br /> to medium,well graded, fracture planes w/ <br /> 2 16:56 black�staining(manganese),slight clay <br /> content,hard,hydrocarbon odor <br /> Notes: Silt :s = Clay Sand (5Y5/6)=Munsell soil color description <br /> Gravel/Cobbles Lab Analysis Sample Grain size is referenced to the Modified <br /> t Wentworth Scale <br /> rev 3/92 •Suspected low reading due to faulty PID Drawn 05/05/95 <br />