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• API 653 In-Service Inspection Report <br /> for <br /> Pacific Ethanol HMT Inspection <br /> Tank No. T-6101 August 6,2013 <br /> Stockton, CA Page 7o 44 <br /> SUMMARY AND REPAIR RECOMMENDATIONS (CONT'D.) <br /> FIXED ROOF: <br /> Visual (VT) inspection and Ultrasonic (UT) testing was performed in accessible <br /> locations. <br /> Visual (VT) inspection noted the entire roof and handrail coating is weathered and is <br /> showing signs of chalking. Overall, the coating system is in good condition and no <br /> repairs are recommended at this time. Nominal thickness of the roof is 0.312 inch and <br /> the lowest thickness obtained during this inspection was 0.315 inch. <br /> Visual (VT) inspection of the roof also noted four(4)areas of undercut on plate lap welds <br /> (refer to Fixed Roof Layout drawing for locations). Consideration should be given to <br /> making repairs to these areas on the next out-of-service interval. <br /> • <br /> RE 11e D <br /> d <br /> APIRPTNE.00T REV 23262868?� aur,101r(2) 10?R0138:1 A3n14 <br /> ENVIRONMENTAL HL;­,LTH <br /> DEPARTMENT <br />