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09/26/2002 14:45 FAX 425 251 8782 BARGHAUSEN 12 019 <br /> PAGE 07 <br /> 09/16/2002 07:44 523 <br /> `-- IPE INC _..� <br /> Alltech <br /> 17759 BuMrcuP Circle, Sonora, CA 95370 <br /> Phone: 209-532-7320; Fax: 209-533.2650 <br /> California'Tank'Oester: 90-1068 <br /> California Contractor 623541 A-Ha2 <br /> antech®mlode.com <br /> ALERT UNDERFILL TANK TEST DATA SHEET <br /> Facility: Costco # 658 Date: 9/12/2002 <br /> Address: 3250 Grant Line Rd. <br /> City: Tracy CA <br /> Facility contact: W.A. Craig Const. <br /> (T� Product: Premium Gallons: 19,951 Tank ID: North <br /> Tank bottom: 144° Subtract fillpipe length: 25° = Tank Diameter: 119° <br /> Product level: 75' Tank water: 0.00' Backfill: 0.00' SGU: 0.730 <br /> Load cell: 2-9150 Power logger: 2 Probe: 28 <br /> Probe weight: 4199 grams <br /> Subtract empty probe weight: -1500 prams <br /> Ballast to add: = 2699 prams <br /> Tank contains 13,241 gallons = 66% full. (6546.95%) Tare value: 50% <br /> Product pressure at tank bottom: 1.95 psi. Minimum test time 2 hours. <br /> Stabilization time from delivery to start of test: X4—hours. (1 hr. Min.) <br /> Data collection began: 1400 hours 9/5 <br /> Data collection ended: 1730 hours 9/5 <br /> Total: 3.50 hours data collection. <br /> Quiet time began: 1400 hours <br /> Quiet time ended: 1700 hours <br /> Total: 3.00 hours quiet time. <br /> Filter bandwidth: 100 <br /> Disregard hours G-111 0.00 Disregard hours rear: 0.00 <br /> Test time: 3.50 hours. <br /> Final Dv/Dt: +0.031 GFH. ® Pass ❑ Fail <br /> lila e; test: Test Method: Alert 1050 (Pressurel ® Pass ❑ Fafl <br /> lniti:�l pressure: +1.50 psi_ Final pressure: +1.50psi. (1.10 minimum) <br /> Remarks: <br />