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API 510 In-Service Inspection Report <br /> for Inspection <br /> Pacific Ethanol <br /> Vessel No. VS-6104 August s,2013 and January 9,2014 <br /> Stockton, CA Page 8 sof 29 <br /> 4.0 INSPECTION REPORT <br /> 4.1 EXTERNAL INSPECTION CHECKLIST <br /> DESCRIPTION COMMENTS <br /> Y 1 Inspect foundation for damage. Acceptable <br /> Y 2 Search for indications of leakage. Acceptable <br /> Y 3 Inspect for cavities and vegetation Acceptable <br /> around foundation. <br /> Y 4 Check for proper water runoff and Acceptable <br /> drainage away from the <br /> foundation. <br /> Y 5 Check for settlement around the Acceptable <br /> foundation for the vessel. <br /> Y 6 Inspect vessel skirt and anchor Acceptable <br /> bolts if present). <br /> Y 7 Inspect for coating failure, Reference Section 2.0 <br /> pitting, and corrosion. <br /> Y 8 Inspect entire vessel surface Acceptable <br /> (shell and heads)for leaks or <br /> corrosion. <br /> Y 9 Inspect accessible flange faces Acceptable <br /> for corrosion or damage. <br /> N 10 Inspect vessel insulation (if NIA <br /> present)note condition and <br /> damage if any). <br /> Y 11 Check support welds to vessel for Acceptable <br /> corrosion or defects. <br /> Y 12 Conduct Visual inspection of Acceptable <br /> entire vessel(shell and heads)for <br /> bulges or deformation. <br /> Y 13 Check piping, valves flanges and Acceptable <br /> bolting for leaks or signs of <br /> damage. <br /> Y 14 Inspect for signs of corrosion or Reference Section 2.0 <br /> other defects around all <br /> manways, nozzles, and <br /> attachments. <br /> Y 15 Inspect all pressure relieving Acceptable <br /> devices and record data on vessel <br /> nozzle table. <br /> Y 16 Conduct Ultrasonic Thickness Acceptable <br /> readings of entire vessel(shell <br /> and heads). Record all data. <br /> N 17 Inspect vessel access structures, NIA <br /> ladders, stairway, cages and <br /> handrails. <br /> hizLitIJED <br /> NEERPTNE.DOT REV 2 2.3262868 Tank Vs-6104r(Rev 1) 11l/2 14 1,2 PM <br /> 2 <br /> G 14 <br /> 014 <br /> ENVIRONMENTAL HEALTH <br /> DEP:A:'_T_MENT <br />