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Date Start/Finish: 11.10.09/11.13.09 Northing:2158326.3316 We" firing ID:MW-6D
<br /> Drilling Company: Cascade Drilling,LP Easting:6351551.5323
<br /> Driller's Name: Tory Salazar Casing Elevation: 29.98 Clie\nY- Chevron Environmental Management
<br /> Drilling Method: Hollow Stem Auger Company(Chevron)Site ID 309075
<br /> Auger Size: 8-inch,15-inch Borehole Depth: 120.5 feet bgs Location:3978 South Highway 99,Stockton,
<br /> u Rig Typo: HSA 95 Surface Elevation: 30.45 California
<br /> Sampling Method: California Modified Split Spoon
<br /> Descriptions By: Brett Krehbiel
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<br /> Z � � y o c Well/Boring
<br /> u 0 Z c 3 W 0 Stratigraphic Description Construction
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<br /> d 0
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<br /> E E 6 3 >
<br /> u1 to rn m z a C7
<br /> 5' 8 Brown fine SAND(SP),no odor,moist.
<br /> 45
<br /> 24 44.5' 1.5 8,8, 17 .^
<br /> u -15 4g) 9
<br /> 25 (46'- 0.0
<br /> 7.5') No recovery.
<br /> n
<br /> 26 47.5' 1.5 8,9, 18 Brawn fine SAND(SP),no odor,moist.
<br /> 49') 9 "
<br /> u 27 (49'- 1.5 8,9, 19 "
<br /> so 50.5' 10
<br /> 20 2850.5' 1.5 10,8, 16
<br /> 52') 8
<br /> 29 (52'- 1.5 9,9, 18 0.0 Light brown SILT(ML),trace fine Sand,no odor,moist.
<br /> u
<br /> 30 :53.5'.51.5 8,9, 19
<br /> 5 -) 10 Grades to some fine Sand.
<br /> 55 5) r
<br /> -25 31 (55'- 1.5 9,10, 20 - Light brown SILT(ML),trace Clay,no odor,moist.
<br /> 56.5') 10
<br /> 3256.5' 1.5 8,8, 17 0.0 Brown SILT(ML),some fine Sand,no odor,moist.
<br /> 58) 9 -
<br /> �--r 33 (58'- 1.5 7,8, 17 0.0
<br /> 59.5') 9 Grades with trace Clay.
<br /> 60 -3U 34 59.5' 1.5 10,7, 15 Brown SAND and SILT(SM),no odor,moist.
<br /> 61') 8 ^+ Steel conductor
<br /> 35 (61'- 1.5 7,7, 14 casing
<br /> 2.5' 7 (0-76'bgs) .
<br /> 3662.5 1.5 8,8, 16 !F
<br /> 64') 8
<br /> 37 (64'- 1.5 6,6, 13 0.0 Brown CLAY(CL),trace Sift,no odor,wet. Schedule 80
<br /> 65 -35 5.5' 7 r't, 2-inch casing
<br /> 38 65.5' 1.5 6.77 14 - `
<br /> u 67') " Grout
<br /> 39 (67'- 1.5 6,6, 12 (1-105'bgs)
<br /> 8.5') 8 Brown CLAY(CL),no odor,wet.
<br /> 40 68.5' 1.5 5,6, 13 Some Sift.
<br /> 70 7U) 7 '.
<br /> -40 41 (70'- 1.5 5,6, 12 Brown SILT(ML),some fine Sand,no odor,wet. r . yy
<br /> u 1.5' 6 - n'
<br /> 42 71.5' 1.5 6,6, 13 0.0
<br /> 73') 7
<br /> 43 (73'- 1.5 6,7, 14 Trace fine Sand. I)r
<br /> 74.5' 7 T "
<br /> 75 44 74.5' 1.5 5,6, 12 "
<br /> u -45 76') 6
<br /> 45 (76'- 1.5 7,8, 17
<br /> 7.5') 9
<br /> r
<br /> 46 77.5 1.5 7,8, 17 0.0
<br /> 79') 9 -- Brown SILT(ML),no odor,moist. '+
<br /> 47 (79'- 1.5 7,8, 17
<br /> u 80 80.5') 9 Some fine Sand.
<br /> -50 48 80.5' No recovery.
<br /> 83)
<br /> r" n"
<br /> r" r"
<br /> 49 (83'- 1.519 0.0 Brown fine SAND(SP),some Clay,no odor,wet.
<br /> U .5' 11 11
<br /> e5 5084.5' 1.5 11,11, 22 '
<br /> -55 51 P 0.6 10, 1, 22 0.0
<br /> Remarks: HSA=Hollow Stem Auger
<br /> bgs=below ground surface
<br /> '=feet
<br /> Bottom 115.6 to119 feet of screen obstructed by grout.Actual exposed screen interval is
<br /> L, ARCADiS 109 to 115.6 feet bgs.
<br /> InfLsrrvc 1.'�( rn;iOA.'r1;•1 1d(d+IIr-,
<br /> Project um er 004 8.0000emp a e:G:\Aproject\ENV\ N\309075 4 Project\ oring Logs\ -6 age: of 3
<br /> Data File:MW-6D Date3/4/2010 Brett Krehbiel
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