API RP RBI 580 Test
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Set of exam questions for API RP 580 RBI Preparation...
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Pinnacle API RP 580 Spring 2012 Training – Optional Exam 1. Which of the following is not a relevant source of information for RBI assessments? a) Maintenance costs b) Site conditions (e.g., weather, seismic activity) c) Incident investigation records d) Equipment replacement costs 2. End‐of‐life RBI strategies are cost effective because: a) Inspection activities that do not affect risk can be eliminated or reduced b) They can replace more costly fitness‐for‐service analysis c) Inspection activities that are more effective and efficient will be planned d) They can usually extend the required intervals between inspections 3. Risk reduction is: a) Synonymous with risk management b) Synonymous with inspection optimization c) Part of risk management d) Achieved only by inspection 4. The value of a qualitative approach is that: a) The risk assessment process is much faster b) It uses logic models that depict combinations of events c) It enables completion of a risk assessment in the absence of detailed data d) It produces relative risk numbers rather than absolute risk numbers 5. In RBI, residual factors for loss of containment include all of the following except: a) Human errors b) Unknown mechanisms of deterioration c) Inspection efforts d) Secondary effects from nearby units 6. The RBI program is intended to promote consistency and quality in the a) Types of inspection and repair activities selected to reduce risk b) Identification, assessment, and management of risks pertaining to material deterioration c) Identification of high‐risk process units in the refining and chemical industry d) The team selected to prepare the RBI plans
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Pinnacle API RP 580 Spring 2012 Training – Optional Exam 7. Compared to quantitative analysis, qualitative analysis using broad ranges generally requires a) A lower level of judgment , skill, and understanding b) Greater accuracy in data input to compensate for lower precision of the models c) A higher level of judgment, skills, and understanding d) Better training in understanding the impact of data quality 8. Which of the following statements is correct with regard to the use of RBI for managing inspection costs? a) Equipment integrity should remain the primary focus b) RBI will eliminate some inspections c) On‐stream inspections are not as effective as internal inspections d) RBI will probably raise the total cost of inspection for a given unit 9. The urgency of performing inspection activities depends primarily upon: a) The magnitude of the consequence b) The level of unmitigated risk c) Previous inspection findings and corrosion rates d) Jurisdictional requirements 10. RBI contributes to the reduction of overall life‐cycle costs by: a) Using less expensive inspection techniques b) Increasing the number of internal inspections c) Increasing the number of nonintrusive inspections d) Enhancing the prediction of failure caused by deterioration mechanisms 11. Which of the following is most important to the success of risk mitigation by emergency isolation? a) Operations surveillance b) Chain‐wheel‐operated gate valves c) Fire deluge systems d) Proper isolation valve locations 12. The suitability and current condition of equipment within the current operating envelope will determine the: a) Consequence of failure b) Probability of failure c) Total risk d) Likelihood of repair Property of Pinnacle AIS No reproduction or networking permitted without license from Pinnacle AIS
Pinnacle API RP 580 Spring 2012 Training – Optional Exam
13. For RBI methods, sensitivity analysis is: a) Employed only when the risk matrix indicates that the risk is high b) Normally employed to determine the effects of the dominant failure mechanisms for each piece of equipment studied c) A review of input variables in a risk calculation to determine their influence on the risk calcualtion d) Based on statistical analysis that uses historical data gathered from a particular facility to develop a better understanding of the risk value 14. A computerized database is a) Required for inspection record keeping b) Necessary for conducting the risk analysis c) Important for stewarding recommendations d) Necessary for categorizing the risk levels and risk rankings 15. Which of the following may make it to reduce some risks to an acceptable level? a) Labor contracts b) Cost constraints c) Regulatory requirements d) Production needs 16. The risk to a given facility, process unit, system, equipment item, or component as compared to a similar item is referred to as: a) Absolute risk b) Relative risk c) Qualitative risk d) Quantitative risk 17. As a member of an RBI assessment team, an equipment inspector or inspector specialist is responsible for: a) Gathering data on the condition and history of the equipment b) Documenting the RBI assessment c) Following up to ensure that the appropriate risk mitigation has been implemented d) Assessing the types of deterioration mechanisms and their applicability and severity
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Pinnacle API RP 580 Spring 2012 Training – Optional Exam 18. In RBI, which of the following is the term for an event at a facility that is caused by something beyond the direct or indirect control of employees? a) Indeterminate event b) External event c) Unassigned event d) Relative risk event 19. Residual risk is defined as the: a) Acceptable risk threshold determined by the site risk management process b) Risk identified after RBI analysis c) Risk that remains after inspection d) Risk that remains after mitigation 20. Which type of RBI typically requires the most detailed information and data for models? a) Quantitative b) Semi‐quantitative c) Qualitative d) Semi‐qualitative 21. Inspectors and inspection engineers typically reduce the risk associated with deterioration mechanisms by reducing: a) Only the probability of failure b) Primarily the consequence of failure c) Both the probability and consequence of failure d) The intervals between inspections 22. The accuracy of results from a qualitative analysis depends on: a) The discrete values of the input data b) Whether it is performed by an owner/user or a non‐owner/user c) The background and expertise of the analyst d) The integration of the detailed assessments 23. The removal of deadlegs is an example of: a) Modifying the process b) Mitigating the probability of failure c) Modifying physical design d) Mitigating the consequence of failure
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Pinnacle API RP 580 Spring 2012 Training – Optional Exam 24. In the RBI process, internal inspection a) Is the preferred method of inspection b) May actually increase the risk to an item c) Eliminates the need for external inspections d) Is worth the additional cost 25. An RBI inspection plan should specify the: a) Type, scope, and timing of inspection b) Risk ranking of each piece of equipment c) Deterioration mechanisms and anticipated failure modes d) Probability of failure before mitigation 26. When risk acceptability criteria are being established, it is generally recognized that a) Every failure will lead to an undesirable incident of serious consequence b) Some incidents of serious consequence have very high probabilities c) Every failure will lead to some undesirable consequence d) Not every failure will lead to an undesirable incident of serious consequence 27. Which of the following is a methodology that will increase the precision of an RBI program? a) A high level of confidence in all previous inspection techniques b) Identifying and assessing all probable deterioration mechanisms c) The use of high‐quality data and knowledgeable personnel d) A quantitative assessment approach that uses logic and physical models 28. All of the following are essential elements of a RBI program except: a) Documented method of managing risk through inspection and mitigation activities b) Management system for maintaining documentation and c) Process hazard analysis to verify the adequacy of design d) Documented method of determining failure probability and consequence 29. Which of the following is a major deterioration mechanism category in the hydrocarbon and chemical industry? a) Mechanical damage b) Brittle fracture c) Material thickness d) Weld defect
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Pinnacle API RP 580 Spring 2012 Training – Optional Exam 30. The RBI methodology is intended to: a) Compliment other safety initiatives b) Replace mechanical integrity programs c) Replace overly restrictive regulatory requirements d) Replace intrusive inspections 31. Inspection activities help to manage risk by a) Mitigating risk b) Reducing uncertainty c) Identifying risk d) Indentifying deterioration mechanisms 32. In an RBI assessment, the purpose of establishing operational boundaries is to a) Identify key process parameters that may impact deterioration b) Avoid unanticipated deterioration c) Exclude non‐normal operating anomalies d) Ensure that a unit operates within an acceptable design envelope 33. The plan resulting from a detailed description of an RBI assessment for each piece of equipment will specify: a) Proposed mitigation plans b) Consequence and probability of failure c) Timing of inspections d) Risk levels before inspection 34. Identification of deterioration mechanisms, susceptibilities, and failure modes is a) Essential to the quality and effectiveness of an RBI analysis b) The first step in the RBI process c) An alternative when good inspection data is lacking d) One of the most important outputs of an RBI assessment 35. Which of the following is not an expression of frequency? a) Failures per run b) Small hole leaks per year c) Low rate d) Failures per year
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Pinnacle API RP 580 Spring 2012 Training – Optional Exam 36. If the scope of an assessment is a multi‐unit facility, then the first step in the application of RBI is a) Screening process units to rank relative risks b) Collecting data and information on each process unit c) Establishing the operating boundaries of the equipment d) Selecting the type and level of RBI assessment to be conducted 37. In which of the following situations is there usually a potential risk management through inspection? a) Risk is dominated by consequence b) Deterioration mechanism is high‐cycle fatigue cracking c) Risk is dominated by probability d) Failures are event driven 38. Consequence is defined as: a) Outcome of an event b) Failure of pressure equipment c) A negative event d) Occurrence of a particular set of circumstances 39. Inspection optimization is: a) The next generation of inspection programs after time‐based and condition‐based inspection b) The point at which additional inspection begins to show a diminishing reduction of risk c) Continuous improvement of the RBI program with risk reassessment for changing conditions d) The lowest possible total cost for an inspection program 40. With regard to environmental consequences, the RBI program typically focuses on: a) Carcinogenic agents b) Chronic risks c) Acute risks d) Long‐term risks 41. The RBI process is expressed to: a) Calculate a risk level for every piece of pressure equipment in a plant b) Establish an acceptable risk level for the selected inspection, repair, or replacement activity c) Determine linkage of risks with appropriate inspection or other risk mitigation activities d) Present all risk management activities for reducing likelihood and consequence of failure
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Pinnacle API RP 580 Spring 2012 Training – Optional Exam 42. Which of the following is an example of a failure mode? A) Loss of strength B) A small hole C) Fatigue damage D) Chloride stress corrosion 43. Which of the following statements about risk mitigation activities is correct? a) All methods reduce the magnitude of consequence or the probability of failure b) Inspection is not always the most cost effective method c) The most important method is equipment repair and replacement d) Inspection is the most cost effective method 44. The time frame over which an RBI analysis is applicable should: a) Be based only on the time dependence of deterioration mechanisms b) Be defined and captured in the final documentation c) Be considered in the analysis but not included in the final documentation d) Not be allowed to unduly influence the tracking and management of risk 45. Analysis of the probability of failure should address: a) Potential for adverse consequences resulting from a release b) Failure modes that will lead to the highest consequence c) All deterioration mechanisms to which the equipment is susceptible d) Anything that might cause a release of hazardous substances 46. With regard to initial assumptions in an RBI analysis, which of the following statements is correct? a) Consequence and probability estimates that are too conservative can result in unnecessary calculated risk b) Consequence and probability estimates that are more conservative will result in less intrusive inspections c) Consequence and probability estimates will be necessary to meet regulatory requirements d) Conservative consequence and probability estimates result in improved regulatory compliance
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Pinnacle API RP 580 Spring 2012 Training – Optional Exam 47. Risk management through inspections may have little or no effect in situations involving: a) New equipment with unknown corrosion rates b) Low consequence of failure c) A long time between onset of deterioration and final failure d) Instantaneous failure related to operating conditions 48. One of the factors in determining the probability of failure caused by deterioration is the: a) Uncertainty of process operations b) Maximum allowable working pressure c) Likelihood of rupture d) Rate of deterioration 49. Risk is defined as the combination of the: a) Probability of failure and probability of consequences b) Probability of an event and its consequences c) Loss of containment d) Probability of failure from identified deterioration mechanisms 50. Key elements of an RBI program include: a) Identification of equipment that does not require inspection or other means of reducing the likelihood of failure b) An overall reduction in risk for the facilities and all equipment assessed c) An acceptance and understanding of the risk for each item before and after inspection d) Management systems for maintaining documentation, personnel qualifications, data requirements, and analysis updates
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