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BORING LOG
<br /> Project Manteca Bean "ole/well / MW-7
<br /> Location Manteca CA 04mter of Drill Hole 8"
<br /> id .lob I 38504.01 Total Depth of Hale 50
<br /> Geologist/Engtnetr Brain McGinnis pate Started 12-22-87
<br /> Ort11 Agency Water Development Corp. Date Conpleted 12-22--87
<br /> DEPTH —e GRAP4.tc DESCRIPT10%
<br /> WELL CONSTRUCTION DETAIL y SYMBOL
<br /> IN FEET i
<br /> DWP 12A Watertight Locking
<br /> r,.
<br /> 0
<br /> Water—
<br /> proof
<br /> 2 proot e. 't 0.5 - 6 dark brown, sl. moist, Sand, -
<br /> Lacking • silty, fine-v. fine, rounded,
<br /> r ' loose, no odor.
<br /> 4 Cap -
<br /> ' 1503 Z _
<br /> 6 r SM s s> y .=wines s
<br /> 2+. Solid
<br /> 8 PVC Casing 8 - 10 gray, s1. moist, Clay, salty,
<br /> CL
<br /> occ. fine sand, loose, no odor
<br /> 10 .M r' 10 - 12 gray, sl. moist, Sand,v.salty
<br /> r 1504 SC no odor v.clayey, f=e,subrounded,loos
<br /> 12
<br /> Cement 12 - 17 gray, sl, moist, Sand,coarse-
<br /> 14 Grout SW fine, occ_ salty, loose,
<br /> v Seal strong petro. odor.
<br /> 16 4 1505
<br /> J _ , S , cools , a 51.
<br /> 18 Cf CL sff% ma.caceous,sti i
<br /> Q stro tro. odor.
<br /> ` 19 - 23 brown-gray, saturated, Clay,
<br /> 20 6 1506 Z CH sl. salty, sandy, fine,
<br /> d 22 , stiff, Petro. odor.
<br /> a, - gray-black, saturates, Slit,
<br /> 24 MH sl. clayey, occ. sandy, fine,
<br /> Bentonite
<br /> 26 1507 stiff, petro. odor.
<br /> 26 - 38 white & black, saturated,
<br /> 28 1 Sand, well graded, coarse-
<br /> r` Lonestar fine, subrounded, micaceous,
<br /> 30 { � #3 Sand loose, no odor.
<br /> A32 2,, Slotted- = 1 SW
<br /> PVC Casing
<br /> 34 (0.0240) —
<br /> f
<br /> 36 ; � , 1509
<br /> 38 -- - 1=1 -
<br /> Continued on next page
<br /> ccs[Nana[t As
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