Box 7837, Madison, WI, 53707-7837, or at telephone (608) 266- 7874, or from the Division’s Web site at ER-BST-FM-Comm10Forms.html. Note: Form ERS-10737 – API 653 Tank Inspection Summary is available from the Division of Environmental and Regulatory Services at P.O. Had Allied, G&T, and HMT all followed the requirements of API 653, Tank 201 would not have failed.įor the larger fuel storage tanks such as those in Chemical Valley, three American Petrolia Institute (API) Standards have been ordered (API 650-Welded Steel Tanks for Oil Storage, API 653- Tank Inspection, Repair, Alteration, and Reconstruction, and API 579-Fitness for Service). Refineries indicated that tanks at refineries were usually removed for routine maintenance following a schedule specified under API 653, "Tank Inspection, Repair, Alteration, and Reconstruction". Internal inspections must be in accordance with API 653, Tank Inspection Repair, Alteration and Reconstructions 2nd Ed., December 1995, with Addendum 1 (Dec. You can also check ‘’review incomplete questions’’ to ensure there is nothing on the list, that is, no question left unanswered.API 653, Tank Inspection, Repair, Alteration, and Reconstruction, Fourth Edition. At the end, click the ‘’review all’’ button and peruse through the list to ensure that you have not skipped any question. Therefore, make sure that you have answered all the questions. The pass mark is roughly 70% for all the API examinations. (Procedures, limitations, advantages, techniques, responsibilities, applications)Īdd another 30 non scored questions that are distributed across the topics.
The remaining 85-90 questions will come from some 2000 pages contained in the other documents.īelow table shows area of examination versus maximum number of exam questions and should give you a fair idea of how important each part of Body of Knowledge is.Īrea of Examination Maximum No. API 653 has about 150 pages to study, which is an average of more than one question for every two page. There will be about 70-75 test questions directly from API 653. For example, API 653 Publications Effectivity Sheet applicable for exams to be held on November 2021, March 2022, and July 2022 has some of reference materials revised (shown in red).Īs per API Publication Effectivity Sheet or reference material for API-653 exam, there are 4 codes (API 650 & 653 standard & ASME Codes V & IX) and 5 Recommended Practices (571, 575, 577, 651 & 652) prescribed for examination. As a part of this process, the publication effectivity sheet and body of knowledge is revised. It shows what you are expected to know.įrom time to time, API conducts a Job Analysis to re-evaluate the API 653 exam to ensure that it remains relevant and continues to focus on the inspectors’ core competencies.
Red texts indicate a revision or a change from the previous API Effectivity Sheet.īody of knowledge also list the reference codes and recommended practices (without revision number) and elaborates on topics that a pressure vessel inspector needs to know giving examples. It can be revised from time to time when the codes and recommended practices or their addendum are revised and becomes applicable. It also tells you which sections of each document are applicable. Publications effectivity sheet is the list of applicable reference documents that you need to study for the exam. Publications Effectivity Sheet & Body of knowledge API does not tell you which ones these questions are.ĪPI needs to ensure that these questions are not significantly challenged by the candidates and have also been answered by a reasonable number of candidates before adding them to their question bank as scored questions.
The remaining 30 are pre-test questions and not marked towards your score, that is, these pre-test questions do not affect your score whether you have answered them correctly or not. For each examination, there are 170 questions on the exam pulled from Area of Examination (see below). Presently there are over 1000 questions in the data-bank and are grouped by topics. These questions then go into a question data-bank as non scored exam questions. Does the question cover knowledge that is important to a vessel inspector?.This validation exercise answers two questions Each question is then checked by three other SME’s. How the API 653 exam questions developed?Ī question writing session is periodically conducted by Subject Matter Experts (SME’s), or individuals who specialize in pressure vessels, write questions from specific sections of the Code.
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