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C <br />[I <br />11 <br />PROJECT <br />NUMBER 939-02.06 <br />BORING NO. <br />G-2 <br />PROJECT <br />NAME S.J. County Landfill Development Site <br />PAGE <br />7 OF 8 <br />BY BAB <br />DATE 7/01-02/87 <br />SURFACE ELEV. <br />104.90 <br />11 <br />CL <br />1 <br />UT J1L1, yeiiow,sn brown (WYK, 5/4); <br />20% very fine- to fine-grained sand; <br />10-15% medium- to coarse-grained <br />sand; moderately clayey; occasional <br />rust brown iron oxidation stains; <br />easily crumbled; moist. <br />Varies to Silty Sand with 10% light <br />reddish brown (5YR, 5/3) clay. <br />SM- <br />POCKET <br />PENETRA- <br />(7.5YR, 4/6); 40-55% fines; predom- <br />135 <br />LITHO - <br />TORVANE <br />PENETRO- <br />TION <br />z J <br />Z <br />Uj GRAPHIC DESCRIPTION <br />DETER <br />(®Ft) s/ <br />� � ; <br />; <br />= <br />o - <br />COLUMN <br />(TSF) <br />(TSP) <br />I AA <br />_5 <br />G <br />N <br />11 <br />CL <br />1 <br />UT J1L1, yeiiow,sn brown (WYK, 5/4); <br />20% very fine- to fine-grained sand; <br />10-15% medium- to coarse-grained <br />sand; moderately clayey; occasional <br />rust brown iron oxidation stains; <br />easily crumbled; moist. <br />Varies to Silty Sand with 10% light <br />reddish brown (5YR, 5/3) clay. <br />SM- <br />SILTY SAND to SANDY SILT, strong brown <br />ML <br />(7.5YR, 4/6); 40-55% fines; predom- <br />135 <br />inantly very fine to fine grained; <br />minor coarse- to very coarse-grained <br />sand and fine gravel; much harder <br />than above. <br />CEMENTED SAND, coarse grained; trace <br />SP <br />:::: fine gravel; metamorphic composition, <br />with 35% subangular to subrounded <br />quartz; cemented agent unknown; <br />I AA <br />extremely hard. <br />REMARKS <br />denotes static water level. <br />Interval 120-130 feet cored (1-1/2 feet recovery). <br />denotes core recovered. <br />PLATE A-31 <br />