Laserfiche WebLink
L F EXPLORATORY BORING <br /> PROJECT NUMBER 939-02.06 BORING NO. G-1 <br /> PROJECT NAME S.J. County Landfill Development Site PAGE 1 OF 9 <br /> BY BAB DATE 6/22-23/87 SURFACE ELEV. 117.07 <br /> POCKET PENETRA- `. y LITHO- <br /> TORVANE PENETRO- TION z � � GRAPHIC DESCRIPTION <br /> METER > o <br /> ( <br /> Blow$ Q w a COLUMN <br /> (TSF) (TSF) Ft.) / 3 '' c N <br /> ML SANDY CLAYEY SILT, light brown (7.5YR, <br /> 6/4) ; moderately clayey; 20-25% very <br /> fine- to coarse-grained quartzose <br /> sand; very common fine rootholes and <br /> roots; dry. <br /> CL SANDY CLAY, yellowish red (5YR, 4/6) ; <br /> 5 25% very fine- to predominantly <br /> medium-grained sand; softer than <br /> above; very damp to moist. <br /> ML SANDY SILT brownish yellow (10YR 6/6) ; <br /> 40-45% fine- to medium-grained sand; <br /> slightly clayey; damp. <br /> 10 <br /> SC CLAYEY SAND, strong brown (7.5YR, 4/6) ; <br /> 40% fines; very fine to predominantly <br /> medium to coarse grained; moist. <br /> 15 <br /> CL CLAY, brown (10YR, 5/3) ; trace medium- <br /> to coarse-grained sand; slight to <br /> moderate plasticity; moist. <br /> 20 <br /> REMARKS <br /> Drilled with air-rotary drilling equipment to a total depth of 166.5 feet. <br /> Water injection was employed from 106-166.5 feet. Boring was converted to <br /> a 4-1/2-inch-diameter ground-water monitoring well (see Plate ) . <br /> ® denotes bag sample. <br />