Laserfiche WebLink
Wright^Environmental Services, Inc , Tracy, CA Exploratory Boring Log <br /> 41 <br /> Project No 4070 Boring/Well No B-14 Well Installed No <br /> Client M & M Auto Date Drilled July 27, 2000 Total Depth 32' <br /> Wocation 60 E loth St Tracy, CA Logger CMP Cement Grout Seal 32' to surface <br /> Drilling Method 3" OD GeoProbe <br /> Permit SJ PHS EHD 00023044 <br /> Water Levels 1st Enc 15'+ ® 09 35 Static 15' <br /> Sample Blow a Depth Borehole <br /> No PID Count CO( f#) Lithology Log Completion <br /> rn <br /> Concrete <br /> Pea Gravel FILL, backfill of excavation, med dense, damp <br /> 6 t4 1 0 Push 5 Same as above, pea gravel caving <br /> @6 <br /> Driller calls near base of fill <br /> 8 14 1 1 700 Push 1 0 CL - Silty CLAY stained gray, low plasticity, v f sand <5%, <br /> 911 rootlets in clay, weak petroleum odor, firm, damp <br /> Same as above, firm, damp <br /> B 14 1 2 5 7 Push <br /> @16 15 SC-SP - Clayey SAND to SAND, gray stain(?), slight plasticity, „ <br /> clay 10%, f sand 90%, massive, med dense, saturated <br /> below 15 feet <br /> Pushes hard 19 to 20 feet <br /> 8 14 1 NR Push 20 Lost sample, cuttings on tip are SP-SAND, dark brown 10YR4/3, <br /> d21 no stain or odor, reset and redrivE <br /> 4291 6 1 Push SP-SW - SAND, varngated, sand 90%, fines X10%, local lag h <br /> gravels, crudely bedded, grain defined bedding, med dense, <br /> saturated <br /> 25 <br /> Same as above, very clean sand, 2-inch thick clay interbed <br /> 6141 <br /> 428 3 3 Push at 27 feet <br /> SM - Silty SAND, olive brown 2 5Y4/4, f sand 70%, silt ~ <br /> 10-20%, clay 5-10%, massive to crudely bedded, med dense, <br /> saturated, <br /> a 1a , 4 2 Push 30 Same, contains thin 2-4-inch clay Enterbeds at 31 8-32 feet, <br /> 032 <br /> clay damp <br /> Bottom of Boring = 32 feet <br /> Reviewed by RG/CEG <br />