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06/27/2002 10:00 60272807"^ BLAES PAGE 05 <br /> PROJECT NUMBER 002-70950-03 BORING/WELL NO, VEW-1/2 <br /> PROJECT NAME U-Haul#709-50 TOP OF CASING ELEV, Pending <br /> LOCATION 2701 N, Wilson Way GROUND SURFACE ELEV, Pending <br /> Stockton, CA DATUM Pending T <br /> WELL PERMIT NO. Pending INSTALLATION DATE 4/9/2002 <br /> 12'bhm.Tank Rated vault EXPLORATORY BORING <br /> I <br /> 9 a. Total depth 55 ft. <br /> b. Diameter 61/41n. <br /> Drilling method HOIOw-stem Auger <br /> h <br /> e <br /> WELL CONSTRUCTION <br /> C. Total casing length 1: 54 ft. 2: 29.5 ft. <br /> Material Poiy-Vinylchloride <br /> 1 d. Casing Diameter 1: 2 in. 2: 2 in. <br /> e. Depth to top of screen 1 35 ft. 2: 10 ft. <br /> f. Screen interval 1: 20 ft. 34.5 a4.5 ft <br /> .�._ <br /> Screen Interval 2: <br /> 20 ft. (a 10 -30 ft. <br /> f Perforation types Machine shot <br /> a Perforation sizes 0.020 inch <br /> g. Surface seal <br /> 1.0 ft <br /> Seal material Concrete <br /> I h. Backfill 6 ft <br /> Backfill material Neat Cement Grout <br /> i. Seal 1: 3.5 ft. (9 34 33.5 ft. <br /> Seal 2: 2.5 ft. 5.5-9 ft. <br /> Seal material Hydrated Bentonite Pellets <br /> IF J. Sand Pack interval 1: 21.5 ft. @ 33.5-55 <br /> ft. <br /> Sand Pack interval 2: 21 ft. (� 9_30 ft. <br /> Pack material8-12 Sand or Equivalent <br /> k. Bottom seal <br /> Seal material Nares <br /> 1. Depth to groundwater 57 ft. <br /> I _ below ground surface <br /> -------- SLALS Environmental Mans"meny Inc. <br /> b Typical Well Vault VE Well Figure <br /> Conatructlon Diagram <br /> U?laul Internation <br /> U-Naul 11709-50 <br /> Stockton,CA <br /> Prepared By: � Date: ��/`7'6Z PM)edN. W2.70950-0s FIM C✓2001/unauu70Q50&.•.ii.1101 <br /> Reviewed By: Date: <br />