Section 5A: Inspection Examination & Testing (API 570 pg 22-29)

Question 1

1. In order to facilitate planning & inspection, all API 570 piping should be:

A. Broken down into systems and circuits
B. Categorized by size
C. Categorized by metallurgy
D. Categorized by flange class

Answer 1

A. Broken down into systems and circuits

Question 2

2. A Piping system:

A. Is identical to a piping circuit
B. Must contain multiple circuits
C. May pass through other equipment (e.g. pumps, exchangers)
D. Is based on the process and identical metallurgy

Answer 2

C. May pass through other equipment (e.g. pumps, exchangers)

Question 3

3. All in-service piping within the scope of API 570 must:

A. have been hydrotested prior to service
B. Be built to ASME B31.3
C. Be post weld heat treated if the thickness is over 1-1/2”
D. have an inspection plan

Answer 3

D. have an inspection plan

Question 4

4. All pressure relief devices protecting piping must:

A. Have an inspection plan
B. Be built to ASME section IV
C. Be set at a pressure not higher than 100% of MAWP
D. Have a balanced bellows

Answer 4

A. Have an inspection plan

Question 5

5. The inspection plan for a piping system should be developed by:

A. The Inspector
B. The engineer
C. Both the inspector and the engineer
D. Either the inspector or the engineer

Answer 5

D. Either the inspector or the engineer

Question 6

6. When developing a piping system’s inspection plan, who should identify specific damage mechanisms and their locations?

A. Inspector
B. Corrosion specialist
C. Piping engineer
D. Either the corrosion specialist or the piping engineer
E. Either the corrosion specialist, Or the inspector or the piping engineer

Answer 6

B. Corrosion specialist

Question 7

7. Whose input is required when developing an inspection plan for piping that operates at an elevated temperature?

A. Authorized Inspector
B. Piping engineer
C. Corrosion specialist
D. Head office specialist

Answer 7

C. Corrosion specialist

Question 8

8. A corrosion specialist should be consulted when developing inspection plan for piping that operates above:

A. 150°F
B. 450°F
C. 600°F
D. 750°F

Answer 8

D. 750°F

Question 9

9. A significant factor in developing an inspection plan is to determine the:

A. Anticipated cost
B. Anticipated schedule
C. Availability of NDE examiners
D. Potential damage mechanisms

Answer 9

D. Potential damage mechanisms

Question 10

10. What is the most important factor when selecting NDE to use in a future inspection?

A. Ability of the method to find the anticipated damage mechanism
B. Availability of NDE method
C. Cost of NDE method
D. Ease of use of the NDE method

Answer 10

A. Ability of the method to find the anticipated damage mechanism

Question 11

11. In an inspection plan, which of these is NOT a factor in determining the inspection interval?

A. Cost of equipment outage
B. IOW exceedances
C. Probability that the NDE will find expected damage
D. Rate of damage occurring

Answer 11

A. Cost of equipment outage

Question 12

12. Which of the following is NOT required to be included in an inspection plan?

A. Name of individual that will perform the inspection
B. Next inspection date
C. Surface cleaning requirements
D. Type of NDE that will be used

Answer 12

A. Name of individual that will perform the inspection

Question 13

13. Which of the following is NOT required in an inspection plan?

A. Routine lighting requirements
B. Location where NDE will be performed
C. Planned pressure tests
D. Planned repairs

Answer 13

A. Routine lighting requirements

Question 14

14. Which of the following is NOT required in an inspection plan?

A. Confined entry requirements
B. Special access requirements
C. Special lighting requirements.
D. Types of damage expected in the vessel

Answer 14

A. Confined entry requirements

Question 15

15. All RBI assessments must be conducted in accordance with:

A. API 571
B. API 579
C. API 580.
D. ASME section VIIII, Div. 2

Answer 15

C. API 580.

Question 16

16. In the RBI process, what are the two primary factors used to determine risk?

A. Consequence of failure and service class
B. Reliability and the on-stream percentage
C. Probability and consequence of failure
D. Inspection Effectiveness and corrosion mechanism

Answer 16

C. Probability and consequence of failure

Question 17

17. Who authorizes the use of RBI methodologies to set inspection intervals?

A. Authorized Inspector
B. AI and engineer
C. Owner/user
D. Corrosion specialist

Answer 17

C. Owner/user

Question 18

18. During a risk assessment, which of these factors does NOT increase the probability of a failure?

A. Volume of release
B. Age of the equipment
C. Effectiveness of the inspection program
D. Type of degradation mechanism

Answer 18

A. Volume of release

Question 19

19. During a risk assessment, which of these factors most affects the consequence of failure?

A. Type and amount of process fluid
B. Age of the equipment
C. Effectiveness of the inspection program
D. Type of degradation mechanism

Answer 19

A. Type and amount of process fluid

Question 20

20. Which of these is the LEAST significant factor in an RBI assessment of a piping system?

A. Internal and external corrosion rates
B. All forms of cracking mechanisms
C. Piping construction code
D. Effectiveness of past inspections

Answer 20

C. Piping construction code

Question 21

21. During an RBI assessment of a piping system, which of the following is the LEAST significant factor when considering the consequence of failure?

A. Health effects
B. Public image.
C. Environmental impacts.
D. Explosions
E. Plant downtime

Answer 21

B. Public image.

Question 22

22. All RBI assessments must be:

A. Repeated every 5 years
B. Thoroughly documented.
C. Approved only by the authorized inspector.
D. Conducted per guidelines in API 579

Answer 22

B. Thoroughly documented.

Question 23

23. If RBI assessments are used to set intervals, the assessment shall be repeated:

A. After each inspection
B. Prior to each inspection
C. After significant personnel changes
D. Once in a “blue moon”

Answer 23

A. After each inspection

Question 24

24. When RBI assessments are used to set intervals, the assessment shall be repeated:

A. Every 5 years
B. After significant personnel changes
C. After each significant process change
D. After each significant process or hardware change

Answer 24

D. After each significant process or hardware change

Question 25

25. When RBI assessments are used, the assessment shall be repeated: A. Every five years B. Every 10 years C. At the pipe's 1/2 life D. At the pipe's full life

Answer 25

B. Every 10 years

Question 26

26. Who should review and approve RBI assessments? A. Authorized inspector and personnel qualified per API 580 B. Authorized inspector and engineer. C. Authorized inspector and corrosion specialist. D. Authorized Inspector or corrosion specialist

Answer 26

A. Authorized inspector and personnel qualified per API 580

Question 27

27. Which of the following is a requirement prior to performing an inspection? A. Review previous equipment history B. Review previous equipment history C. Review previous equipment history D. All of the above

Answer 27

D. All of the above

Question 28

28. Prior to performing an inspection, which is NOT a requirement for the inspector? A. Familiarize themselves with the current inspection plan B. Familiarize themselves with past inspection plans C. Familiarize themselves with prior inspection history D. Familiarize themselves with the prior repairs

Answer 28

B. Familiarize themselves with past inspection plans

Question 29

29. Which of the following damage mechanisms creates either general or localized corrosion? A. Graphitization B. HTHA C. Naphthenic Acid D. Temper embrittlement

Answer 29

C. Naphthenic Acid

Question 30

30. Which of these damage mechanism does NOT create either general or localized corrosion? A. Fatigue B. Galvanic C. MIC D. Sulfidation

Answer 30

A. Fatigue

Question 31

31. Which of the damage mechanism does NOT create surface connected cracks? (Open book) A. Chloride SCC B. Hydrogen induced cracking C. Polythionic SCC D. Thermal fatigue

Answer 31

B. Hydrogen induced cracking

Question 32

32. Which damage mechanism creates sub-surface cracking? (Open book) A. Carbon dioxide corrosion. B. Caustic SCC C. Mechanical fatigue. D. Wet hydrogen sulfide cracking

Answer 32

D. Wet hydrogen sulfide cracking

Question 33

33. Which damage mechanism creates micro – fissuring which leads to macro – cracking? A. Creep. B. Graphitization C. Hydrogen blistering D. Naphthenic acid

Answer 33

A. Creep

Question 34

34. Which damage mechanism does NOT create metallurgical changes? A. Creep B. Graphitization C. Hydrogen embrittlement D. Temper embrittlement

Answer 34

A. Creep

Question 35

35. The inspector should be: A. Familiar with process conditions B. Familiar with construction details C. Familiar with potential damage mechanisms D. With all of the above E. With all of the above and walk on water

Answer 35

D. With all of the above

Question 36

36. If a pipe is large enough for an internal inspection. The internal inspection should be done with methods described in: A. API 510 B. API 579 C. API 580 D. ASME section VIII division 1

Answer 36

A. API 510

Question 37

37. Who can perform the on-stream inspection of a piping system? A. Authorized inspector B. Examiner C. Authorized inspector or an examiner D. Authorized inspector or qualified others

Answer 37

C. Authorized inspector or an examiner

Question 38

38. The on-stream inspection of a piping system is used to: A. Condition of the inside of the pipe B. Condition of the outside of the pipe C. Condition of the inside or outside of the pipe D. Only to find leaking components

Answer 38

A. Condition of the inside of the pipe

Question 39

39. Thickness readings are used to: A. Verify the thickness of the pipe B. Determine the relative humidity C. Determine when a lunar eclipse will next occur D. Remind authorized inspectors why they became an inspector

Answer 39

A. Verify the thickness of the pipe