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SECOR Logged By: Dates Dane&- Drilling Contractor Project Name: Methodl);gnipmearr W�nNumbrr 1/2,9/01 CASCADE CHEVRON 95775 CONTINUOUS CORE CM 217/01 DRILLING LODI, CA DIRECT PUSH Mw -10C Sea 198md m Logs" far Bing C}tnnndwetea (ft): Total Drive ocatieand labaaxtory D )' Elev.(ft): 57FIRST DeF k wt {lbs ): Disc): testing mks $ 140.0 NA NA Well Construction g Description Q BFNTO SANDY SILT (NII,): yellowish brown (10YR5/4), with trace clay, fine-grained sand, 0 SEAL low plasticity, very stiff to hard, moist (0,25,70,5). Grades to: SAND (SP). Grades to: SILT (ML). Grades to: SAND (SP), no silt (0, 100,0,0). SAND 105 0 ` Grades to: SILT (ML). 2" S SC11131EN SAND (SP): light yellowish brown (2.5Y6/4), with silt and trace clay, fine-grained, dense, wet (0,85,10,5). i10 0 ' THREADED SANDY SILT (ML): light yellowish brown (2.5Y6/3), with trace clay, fine-grained sand, low plasticity, hard, moist (0,40,55,5). END CAP 115 0 Same as above. BACKFILL SAND (SP): light yellowish brown (2.SY6/3), medium, -to coarse-grained, dense, wet 120 (0,100,0,0). a CLAYEY SILT (ML): yellowish brown (10YR5/4), fine-grained sand, moderate plasticity, very stiff, moist, weak granual structure (0,20,50,30). The substrata descriptions above are generalized representations and based upon visual/manual classification of cuttings and/or samples obtained during drilling. Predominant material types shown on the log may contain different materials and the change from one predominant material type to another could be different than indicated Descriptions on this log apply only at the specific location at the time of drilling and may not be representative of subsurface conditions at other locations or times. Project No. 077.43451.250 Date 3B/01 Log of Well 9577.5E iO.GP7 L DG OF BOREHOLE Approved by Rgarc (sheet 5 of 6)