Question 1 of 20

1. What are the most common types of POF Analysis?

Qualitative

Quantitative

Semi-quantitative

Probabilistic

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Question 1 of 20

Question 2 of 20

2. Detailed information and data is needed for a quantitative RBI in order to?

Make use of logic and physical models

Conduct sensitivity analysis on probability models

Improve the risk rank item

Assess higher risks associated with release of hydrocarbon fluid

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Question 2 of 20

Question 3 of 20

3. Which one of the following is NOT an example of the invasive inspection that can cause deterioration?

Corrosion under Insulation Inspection

External Inspection

Removal of passivating films

Internal inspection of glass lined vessels

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Question 3 of 20

Question 4 of 20

4. Risk Based Inspection reassessment is not necessarily needed when:

Changing from internal to on-stream inspections

More aggressive feedstock introduced

Installing mitigation devices

deterioration rate increases

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Question 4 of 20

Question 5 of 20

5. Documented mitigation plan includes all except:

Proposed repair method

NDE method used to detect deterioration

Completion date

QA/QC

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Question 5 of 20

Question 6 of 20

6. What are the minimum qualifications for contractor personnel implementing RBI?

5 years minimum experience in the RBI field

Good judgmental skills

A program of training demonstrating that their personnel are suitably qualified and experienced

A qualified procedure

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Question 6 of 20

Question 7 of 20

7. RBI assessment type is selected on the basis of:

TAR planning

Expected/evaluated Risk

Jurisdictional Authority requirements

Nature of expected degradation

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Question 7 of 20

Question 8 of 20

8. Which failure is distinct to loss of containment:

Column flooding

Loss of catalyst reactivity

Process fouling

Heat exchanger bundle failure

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Question 8 of 20

Question 9 of 20

9. RBI re-assessment is conducted primarily to:

Determine the effect of changes on deterioration

Improve operating reliability

Verify authenticity of data

To check for unanticipated deterioration mechanisms

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Question 9 of 20

Question 10 of 20

10. RBI plans to serve as a substitute for:

HAZOPs

½ life inspection

Reliability Centered Maintenance

Process Hazard Analysis

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Question 10 of 20

Question 11 of 20

11. In an RBI, who has primary responsibility?

Process Safety Leader

Project Leader

Team Leader

Management

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Question 11 of 20

Question 12 of 20

12. When units are screened, the most important input is:

Number of past due inspections

Availability of knowledgeable personnel

Relative Risk of Process Units

Monies ($) available

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Question 12 of 20

Question 13 of 20

13. Probability of failure analysis should address:

Causes of failure such as operator error, PMI inaccuracies, design flaws

Only the deterioration mechanism most likely to cause failure

Citations where equipment susceptible to multiple deterioration mechanisms

All damage mechanisms present at a equipment

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Question 13 of 20

Question 14 of 20

14. The aspect of risk assessment common to most types and levels of RBI are:

Logic models

Risk Matrix

Expert opinion

Calculated risk levels

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Question 14 of 20

Question 15 of 20

15. Which of the following statements is correct with regards to RBI sensitivity analysis:

It ignores all variables except those having the largest overall influence on risk

Uses each variable value and influence on risk calculations to determine its significance

Its an effective method of screening equipment at beginning of RBI assessment

Its generally too complicated for effective use in detailed quantitative risk analysis

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Question 15 of 20

Question 16 of 20

16. RBI emphasizes safe and reliable operation through:

Risk prioritized inspection.

Risk-prioritized examination

Using safety devices

Strict operation of equipment within operating window.

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Question 16 of 20

Question 17 of 20

17. Ultimately, RBI should correlate the risk with;

Inspection

Examination

Criticality

Safe operation

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Question 17 of 20

Question 18 of 20

18. The RBI assessment should be able to:

Prioritize inspection based on the risk involved.

Generate an inspection plan

RBI flags off the major risk drivers

All of the above

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Question 18 of 20

Question 19 of 20

19. How does the ISO Risk Line help with inspection planning?

Show risk change over time

Improves understanding of equipment relative risk

Determines cost of inspection program

Assists in optimizing the inspection and mitigation plan

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Question 19 of 20

Question 20 of 20

20. When equipment has deteriorated to such an extent that risk of failure can’t be managed to an acceptable level, the only way to mitigate risk is:

Replacement/repair

Fitness for service analysis

Increase number of external inspections

Increase the number of intrusive inspections

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Question 20 of 20