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n <br />PROJECT <br />NUMBER 939-02.06 <br />BORING NO. <br />P-1 <br />PROJECT <br />NAME S.J. County Landfill Development Site <br />PAGE <br />1 OF 3 <br />BY BAB <br />DATE 6/06-07/87 <br />SURFACE ELEV. <br />111.02 <br />CL <br />DESCRIPTION <br />SANDY CLAY, yellowish red (5YR, 4/6); <br />40% fine- to coarse-grained sand; <br />damp. <br />ML <br />SILT, very pale brown (10YR, 7/4); 5% <br />fine- to coarse-grained sand; slight - <br />50/6°' S SM ly clayey; dry. <br />1.1SILTY SAND, yellowish brown (10YR, 5/8); <br />20% fines; fine to predominantly <br />CL medium; trace coarse grained; 90-95% <br />quartz; occasional deep orangish red <br />oxidation stains; very dense; damp. <br />CL- N CLAY, brown (10YR, 5/3); moderately <br />Sc plastic; moist. <br />10IZI SANDY CLAY to CLAYEY SAND, light brown- <br />ish gray (10YR, 6/2); 40-60% fines; <br />26 very fine to fine grained; micaceous; <br />occasional iron stains and plant <br />remains/roots; trace crystalline <br />gypsum; no bedding features; loose to <br />medium dense; moist to wet. <br />�jCL CLAY, brown (7.5YR, 5/2); slightly <br />silty; moderate plasticity; trace <br />19 15 iron stains; common black coatings; <br />no bedding features; very stiff to <br />stiff; very damp. <br />Sc CLAYEY SAND, yellowish red (5YR, 4/6); <br />15-25% fines; fine to predominantly <br />coarse grained; 95(+)% quartz; 1% <br />micas; subrounded to rounded grain <br />20M-11shape; moist. <br />REMARKS <br />Drilled with hollow -stem auger drilling equipment to a total depth of <br />50.5 feet. Sampling was performed by driving a 2 -1/2 -inch ID split -spoon <br />sampler. Boring was converted to a 2 -inch -diameter permeameter <br />(see Plate ). <br />PLATE A-1 <br />POCKET <br />PENETRA— <br />LITHO— <br />TORVANE <br />PENETRO- <br />TION <br />z= <br />y <br />GRAPHIC <br />METERsW- <br />(B/ <br />y <br />°_ <br />a <br />CG LU MN <br />(TSF) <br />(TSF) <br />Ft.) <br />V 3 J <br />® <br />CL <br />DESCRIPTION <br />SANDY CLAY, yellowish red (5YR, 4/6); <br />40% fine- to coarse-grained sand; <br />damp. <br />ML <br />SILT, very pale brown (10YR, 7/4); 5% <br />fine- to coarse-grained sand; slight - <br />50/6°' S SM ly clayey; dry. <br />1.1SILTY SAND, yellowish brown (10YR, 5/8); <br />20% fines; fine to predominantly <br />CL medium; trace coarse grained; 90-95% <br />quartz; occasional deep orangish red <br />oxidation stains; very dense; damp. <br />CL- N CLAY, brown (10YR, 5/3); moderately <br />Sc plastic; moist. <br />10IZI SANDY CLAY to CLAYEY SAND, light brown- <br />ish gray (10YR, 6/2); 40-60% fines; <br />26 very fine to fine grained; micaceous; <br />occasional iron stains and plant <br />remains/roots; trace crystalline <br />gypsum; no bedding features; loose to <br />medium dense; moist to wet. <br />�jCL CLAY, brown (7.5YR, 5/2); slightly <br />silty; moderate plasticity; trace <br />19 15 iron stains; common black coatings; <br />no bedding features; very stiff to <br />stiff; very damp. <br />Sc CLAYEY SAND, yellowish red (5YR, 4/6); <br />15-25% fines; fine to predominantly <br />coarse grained; 95(+)% quartz; 1% <br />micas; subrounded to rounded grain <br />20M-11shape; moist. <br />REMARKS <br />Drilled with hollow -stem auger drilling equipment to a total depth of <br />50.5 feet. Sampling was performed by driving a 2 -1/2 -inch ID split -spoon <br />sampler. Boring was converted to a 2 -inch -diameter permeameter <br />(see Plate ). <br />PLATE A-1 <br />