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API 653 In-Service Inspection Report <br /> for <br /> HMT Inspection <br /> Pacific Ethanol <br /> Tank No. T-6106 August 8,2013 <br /> Stockton, CA Page 10 of 46 <br /> 4.0 INSPECTION REPORT <br /> 4.1 FOUNDATION <br /> 4.1.1 FOUNDATION INSPECTION CHECKLIST <br /> ITEM FOUNDATION INSPECTION <br /> NO. COMMENTS <br /> 1 Type of tank foundation present(ref.API 653, Para.4.5.1). Acceptable <br /> B Concrete pad <br /> 2 Perform bottom settlement survey(ref.API 653, Para. B.2.1). Reference Sections 2.0 and <br /> 4.1.2 <br /> Identify and measure the dimensions of all areas of tank bottom NIA <br /> 3 deformation(up or down)&settlement(ref.API 653, Paras.B.2.5& <br /> B.3.3). <br /> 4 Identify and measure all areas of internal bottom edge settlement(ref. NIA <br /> .API 653, Paras. B.2.3&B.3.4 Figs. B.11 1 B.12). <br /> 5 Concrete ringwall free of debris ref.API 653, Para. 6.3.1 . Acceptable <br /> 6 Concrete ringwall beveled away from tank. Acceptable <br /> 7 Concrete ringwall free of cracks, breaks, spalling, exposed rebar,etc. Reference Section 2.0 <br /> ref.API 653, Para.4.5.1). <br /> 8 Earth eroded due to water running off the tank(ref.API 653, Paras. NIA <br /> 6.3.1,4.4.21. <br /> 9 Check for proper drainage and water runoff away from the tank(ref.API Acceptable <br /> 653, Para. C.1.1.5). <br /> 10 Check around the tank and within the dike for build-up of trash and Acceptable <br /> vegetation ref.API 653, Para.C.1.1.6 . <br /> 11 Moisture barrier condition(bottom edge projection to concrete ringwall) Reference Section 2.0 <br /> ref.API 653, Para. 6.3.1). <br /> 12 Indications of bottom leakage ref.API 653, Para.6.3.1 . Acceptable <br /> 13 Cavities or holes around 1 under tank perimeter(ref.API 653, Paras. Acceptable <br /> 6.3.1 &C.1.1.1). <br /> Bottom edge projection condition and UT readings taken(corroded or Acceptable <br /> 14 pitted,thinning, deformed,obstructed) <br /> ref.API 653, Paras.4.4.5.7&6.3.11). <br /> Check for anchorage. Record sizes,spacing between anchors and Acceptable <br /> condition(ref.API 653, Paras.4.5.3&8.8). <br /> Chair Type <br /> 15 <br /> Anchor Bolt Size= 1.375' <br /> Number of Anchors= 36 <br /> Spacing measured between <br /> Centerlines=55.5" <br /> 16 List any limitations to the foundation inspection. Acceptable <br /> • RECEIVED <br /> APIRPTNE.DOT REV 2 2326286817-61 Q6r(Rev 1) ,1ffli'1 7_hU 14 <br /> ENVIRONMENTAL HEALTH <br /> DEPARTMENT <br />