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- PROJECT NUMBER BORING NUMBER
<br /> - 110716.P4.ZZ MW-23R SHEET 4 OF 4
<br /> SOIL BORING LOG
<br /> PROJECT PG &E Stockton Phase IV, Stockton,CA LOCATION Stockton, CA
<br /> ELEVATION 13.23 NOVO DRILLING CONTRACTOR Spectrum Exploration
<br /> .DRILLING METHOD AND EQUIPMENT Hollow Stem Auger - 10"
<br /> MATER LEVELS 33.99 bloc START 3/29/96 FINISH 4/2/96 LOGGER T. Little/K.Sheets
<br /> �► SAMPLE PENETRATION
<br /> SOIL DESCRIPTION COMMENTS
<br /> W� a z ¢ RESULTS SOIL NAME,USCS'GROUP SYMBOL,COLOR, DEPTH OF CASING, DRILLING RA'
<br /> _ > aw > MOISTURE CONTENT, RELATIVE DENSITY of GRILLING FLUID LOSS
<br /> w wm 0 6•_6•_g• OR CONSISTENCY,SOIL STRUCTURE, m TESTS ANO INSTRUMENTATION
<br /> w }n w (N) MINERALOGY yo
<br /> pP ►—Z ac I v» ,
<br /> 90.0 ones, Jul
<br /> SPT 1.3 fine sand, dark olive ggray, non plastic,
<br /> 91.5 moist,mottled with light gray, slight
<br /> petroleum odor
<br /> 95.0
<br /> GLO95', CLAYEY SAND. (SC), Olive gray, 80%
<br /> SPT 1.0 fine sand, 20% fines, non plastic, slight
<br /> 96.5 odor
<br /> 100A 100.0
<br /> 100', SAM (SP), grades to SW at 101;
<br /> SPT 1.5 dark olive gray, medium to coarse sand,
<br /> 101.5 partially cemented, non plastic, trace root
<br /> holes, vertical fractures, petroleum odor
<br /> all 105.0
<br /> 105', SAND TO SILTY SAND. (SW/SM), dark
<br /> SPT 1.5 gray, 85-90% well graded fine sand, non
<br /> 106.5 plastic, moist, mica rich, trace medium
<br /> sand, stronger odor
<br /> 11110 110.0
<br /> 110', SAND L (SW), grading to SILTY SAND.
<br /> SPT 1.5 (SM) 110-111' 95% coarse well graded sand,
<br /> 1115 loose, moist, subrounded grains, SILTY
<br /> SAND, 90% fine grained sand 10% fines,
<br /> non plastic, strong odor
<br /> 115.0 eg a ) dark gray. sand,
<br /> 160 wll dd,ooe. saaced, mica
<br /> TO at 1345
<br /> SPT 1.0 rounded grains, odor
<br /> 116.5 Boring terminated at 115' below ground
<br /> surface
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