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n <br />PROJECT NUMBER 939-02.06 BORING NO. P-3 <br />PROJECT NAME San Joaquin County Landfill Development Site PAGE 3 OF 5 <br />BY BAB DATE 6/01-02/87 SURFACE ELEV. 113.93' <br />CL <br />POCKET <br />PENETRA- <br />LITHO- <br />TORVANE <br />PENETRO- <br />TIONz <br />- <br />rn <br />J GRAPHIC DESCRIPTION <br />Core <br />►AFTER/ <br />> <br />(Blows C < w <br />I <br />a <br />a <br />COLUMN <br />(TSF) <br />(TSF) <br />Ft.) v 3 '� <br />® <br />ai <br />CL <br />ceous; very common iron -manganese <br />CL <br />@40°: common black iron -manganese <br />ML <br />oxidation stains. <br />Core <br />SILT, brown (10YR, 4/3); 10-20% very <br />Box <br />fine- to fine-grained sand; mica - <br />CL <br />ceous; very common iron -manganese <br />oxidation stains; trace rootlets. <br />CLAY, light reddish brown (5YR, 6/3); <br />— _ <br />occasionally pink (5YR, 7/4). <br />45 ML- <br />SILT to CLAY, characteristics as above, <br />CL <br />except more common fine iron oxide - <br />stained rootholes; occasional fine - <br />to coarse-grained sand interbeds. <br />minor interbeds of brown (10YR, 5/3) <br />to yellowish brown (10YR, 5/8) silty <br />sand; 15-35% fines; fine to medium <br />grained; varies to sand with 10% <br />--50 fines. <br />ML SILT, brown (7.5YR, 5/2); slightly <br />clayey; 5% very fine- to fine- <br />grained sand; dense, except for <br />common rootholes to o.1" maximum <br />diameter; some coated with pink <br />5 secondary clay or manganese oxide <br />coatings. <br />® CL PJ CLAY, pinkish gray (7.5YR, 5/2); weakly <br />to moderately weathered, with occa- <br />sional olive brown stains; no root - <br />holes as above. <br />REMARKS <br />Interval 40 to 89 feet cored. <br />denotes.cored interval. <br />PLATE A-11 <br />