API 653 EXAM QUESTIONS WITH ACCURETE SOLUTIONS

API 653 EXAM QUESTIONS WITH
ACCURETE SOLUTIONS
API |publications |necessarily |address |problems |of |what |type? |- |CORRECT |ANSWER✔✔-
Problems |of |a |general |nature. |(Special |notes |section)



API |Standard |653 |covers |in |service |steel |tanks |built |to |what |standards? |- |CORRECT |
ANSWER✔✔-This |standard |covers |steel |storage |tanks |built |to |API |650 |and |its |predecessor |API |
12C. |(1.1.1)



What |API |Standard |always |governs |for |tanks |that |have |been |placed |in |service? |- |CORRECT |
ANSWER✔✔-In |the |case |of |apparent |conflicts |between |the |requirements |of |this |standard |and |
API |650 |or |its |predecessor |API |12C, |API |653 |shall |govern |for |tanks |that |have |been |placed |in |
service. |(1.1.2)



API |Standard |653 |employs |the |design |principles |of |what |standard? |- |CORRECT |ANSWER✔✔-
This |standard |employs |the |principles |of |API |650. |(1.1.3)



When |design |and |construction |details |are |not |given |and |are |not |available |in |the |standard |to |
which |the |in |service |tank |was |originally |constructed, |then |details |that |will |provide |a |level |of |
integrity |equal |to |the |level |provided |by |the |current |edition |of |which |standard |must |be |used? |-
|CORRECT |ANSWER✔✔-The |current |edition |of |API |650 |must |be |used. |(1.1.5)




Who |has |the |ultimate |responsability |for |complying |with |the |provisions |of |API653? |- |CORRECT |
ANSWER✔✔-The |owner/operator. |(1.2)



The |inspector |agency |of |the |jurisdiction |in |which |the |above |ground |is |storage |tank |is |operated
|is |called |what? |- |CORRECT |ANSWER✔✔-Authorized |inspection |agency |(3.3)

, An |employee |of |an |authorized |inspection |agency |certified |as |an |AST |inspector |per |API |653 |
Appendix |D, |is |known |as |what? |- |CORRECT |ANSWER✔✔-Authorized |inspector |(3.4)



What |is |the |total |metal |loss |divided |by |the |period |of |time |over |which |the |metal |loss |
occurred? |- |CORRECT |ANSWER✔✔-Corrosion |rate |(3.9)



What |is |the |definition |of |a |"repair" |to |a |tank? |- |CORRECT |ANSWER✔✔-Work |necessary |to |
maintain |or |restore |a |tank |to |a |condition |suitable |for |safe |operation. |(3.24)



What |must |be |done |when |the |results |of |a |tank |inspection |show |that |a |change |has |occurred |
from |the |original |physical |condition |of |that |tank? |- |CORRECT |ANSWER✔✔-An |evaluation |shall |
be |made |to |determine |its |suitability |for |continued |use. |(4.1.1)



What |must |be |done |when |the |cone |roof |tank |roof |plates |corrode |to |an |average |thickness |of |
less |than |0.09" |in |any |100 |in^2 |area? |- |CORRECT |ANSWER✔✔-Shall |be |repaired |or |replaced. |
(4.2.1.2)



What |section |of |API |653 |must |be |considered |when |changing |the |service |of |a |tank |to |operation
|at |temperatures |above |200F? |- |CORRECT |ANSWER✔✔-All |requirements |of |API |650, |Appendix |


M. |(4.2.4.3)



What |form |of |corrosion |does |not |normally |represent |a |significant |threat |to |the |overall |
structural |integrity |of |the |tank |shell |unless |it |is |present |in |a |severe |and |numerous |form? |- |
CORRECT |ANSWER✔✔-Pitting |(4.3.1.3)



When |can |widley |scattered |pits |inside |the |tank |shell |be |ignored? |- |CORRECT |ANSWER✔✔-
Provided |that:

a) |no |pit |depth |results |in |the |remaining |shell |thickness |being |less |than |one-half |the |minimum |
acceptable |tank |shell

thickness |exclusive |of |the |corrosion |allowance; |and