API 653 Questions with CORRECT Answers

API 653 Questions with CORRECT Answers

Question:
4.2 Tank Roof Evaluation
Answer:
4.2.1.1 The structural integrity of the roof and roof support system shall be verified


Question:
4.2 Tank Roof Evaluation
Answer:
4.2.2.2 When a frangible roof -to-shell joint is required, evaluate for items impact-ing
compliance with requirements under API 650, Section 5.10.2.6 Examples of some items
to evaluate include tank bottom-to-shell joint corrosion or tank roof -to-shell joint
modification (such as reinforcement of t joint, attach -ment of handrail, or other
frangible joint area change.


Question:
An evaluation
Answer:
shall be made to determine its suitability for continued use.


Question:
All choices are
Answer:
true


Question:
0.09 inch in any
Answer:
100 square inch area


Question:
Severe internal
Answer:
corrosion of pipe columns

, Question:
All roofs
Answer:
Roof support system, perimeter seal system and appurtenances should inspected during
evaluation of
- Any roofs if owner/operator requires
- All roofs
- Floating roof only
- Fixed roofs only


Question:
Not mandatory
Answer:
per


Question:
API 650 Annex V
Answer:
Roof support structure (if any) and the roof to shell junction shall be evaluated for the
ettects of a design partial vacuum. The criteria outlined in BLANK shall be used.
- API 650 Annex C & H
- API 650 Annex F
- API 650 Annex V
- API 650 Annex M


Question:
200 F
Answer:
All requirements of API Standard 650, Annex M, shall be considered before changing the
service of a tank to operation at temperatures above:
- 200° F
- 250°
- 150° F
- 100° F