API 653 Exam Question and Answers Latest Version 2025 Already Passed
SECTION 1,,2,3
API-653 covers which of the following types of tanks?
a) Carbon and low alloy steel tanks built to ASME Section VIII, Div.1
b) Carbon and low alloy steel tanks built to ASME Section X
c) Carbon and low alloy steel tanks built to API - 650 and 12C
d) Carbon and low alloy steel tanks built to API - 510 - Answers C
API-653 provides the requirements for construction of which of the following?
a) Process pressure vessels
b) Aboveground petroleum storage tanks
c) LNG Storage spheres
d) This standard does not provide construction requirements - Answers D
API-653 provides for all but which of the following with regard to aboveground storage tanks?
a) Repair
b) Operation
c) Relocation
d) Alteration - Answers B
The scope of API-653 is limited to all of the following except?
a) Tank foundation
b) Tank Bottom
c) Tank roof
d) Tank mixing motor - Answers D
The API-653 standards states that many of the requirements for design, welding, and materials of
API-650 and API-12C can be applied with regard to _____.
,a) Repair, inspection, rating, and alteration.
b) Repair, personnel assignment, maintenance, and inspection.
c) Inspection, product in storage, rating, and alteration.
d) Alteration, refinery equipment, electrical controls, and repair. - Answers A
In the application of the requirements for welding, design, and materials of API-650 or API-12C
to in-service aboveground storage tanks (AST), which of the following code or standard takes
precedence?
a) ASME Section VIII, Pressure Vessels
b) API-12C
c) API-653
d) API-650 - Answers C
The API-653 Standard may only be applied to aboveground storage tanks (AST) that have been
constructed to and meet the requirements of API-650.
a) True
b) False - Answers B
The use of API-653 is intended for organizations that have personnel who are technically trained
and experienced in which of the following?
a) All ASME, AWS, ASNT, and API Codes and Standards
b) Tank design, fabrication, repair, construction, and inspection
c) Refinery operations, safety requirements, personnel management, and refinery design
d) Mechanical integrity program, OSHA regulations compliance program, and Process Safety
Management - Answers B
When design and construction details are not given and not available in the original construction
standard, then details that will provide a level of integrity equal to the current edition of what
Code or Standard must be used?
,a) ASME Section VIII, Division 1, Pressure Vessels
b) ASME Section VIII Division 2, Alternative Rules for Pressure Vessels
c) API- 650, Welded Steel Tanks for Oil Storage
d) API-12C Steel Storage Tanks for Oil Storage - Answers C
Ultimate responsibility for compliance with this standard rests with ____?
a) The Owner/Operator
b) The Owner/Operator's Inspector
c) The repair organization of the Owner/Operator
d) The manufacturer of the AST - Answers A
According to API-653, if any provision presents a direct or implied conflict with any statutory
regulation, the regulation governs. What governs if API-653 requirements are more stringent than
the statutory regulation?
a) The statutory regulation applies in all cases
b) The conflict must be submitted to the American Petroleum Institute for resolution
c) The owner/operator has the option of applying the requirement best suited to the situation
d) The API-653 requirements shall govern - Answers D
Safe working practices shall comply with what requirements concerning confined space entry?
a) Procedures must comply with any trade developed safety precautions
b) Procedures must comply with any federal or state regulations
c) Procedures need only comply with owner/operator/s requirements
d) Procedures need only comply with NFPA requirements - Answers B
SECTION 4
When must an evaluation, to determine the suitability for continued use, be conducted?
a) Evaluations shall be conducted when a tank inspection reveals a change has occurred
, from the original physical condition of the tank.
b) Evaluations shall be conducted at least annually
c) Evaluations shall be conducted at an interval not to exceed the calculated tank inspection
frequency.
d) Evaluations shall be conducted once each ten years of service - Answers A
What factors are required for consideration when performing an evaluation for continued use of an
AST?
a) Only those listed in API-653
b) The recommended list of considerations provided in API-510 can be modified to suit this
purpose
c) Engineering analysis and judgement required for each situation
d) Only those items requested by the Certified Aboveground Storage Tank Inspector - Answers C
Roof plates corroded to an average thickness of less that ____ inch in any ___ square inch area
shall be repaired of replaced.
a) 0.9 inch in any 100 square inch area
b) 0.09 inch in any 10 square inch area
c) 0.09 inch in any 144 square inch area (1 square foot)
d) 0.09 inch in any 100 square inch area - Answers D
The method of inspecting roof support members shall be acceptable to whom?
a) The manufacturer of the AST
b) The responsible inspector
c) The Owner/Operator's design engineering department
d) The operations manager - Answers B
During the inspection of fixed roof support members, particular attention must be given to .
a) Severe external corrosion of the roof plate where support structures are attached
SECTION 1,,2,3
API-653 covers which of the following types of tanks?
a) Carbon and low alloy steel tanks built to ASME Section VIII, Div.1
b) Carbon and low alloy steel tanks built to ASME Section X
c) Carbon and low alloy steel tanks built to API - 650 and 12C
d) Carbon and low alloy steel tanks built to API - 510 - Answers C
API-653 provides the requirements for construction of which of the following?
a) Process pressure vessels
b) Aboveground petroleum storage tanks
c) LNG Storage spheres
d) This standard does not provide construction requirements - Answers D
API-653 provides for all but which of the following with regard to aboveground storage tanks?
a) Repair
b) Operation
c) Relocation
d) Alteration - Answers B
The scope of API-653 is limited to all of the following except?
a) Tank foundation
b) Tank Bottom
c) Tank roof
d) Tank mixing motor - Answers D
The API-653 standards states that many of the requirements for design, welding, and materials of
API-650 and API-12C can be applied with regard to _____.
,a) Repair, inspection, rating, and alteration.
b) Repair, personnel assignment, maintenance, and inspection.
c) Inspection, product in storage, rating, and alteration.
d) Alteration, refinery equipment, electrical controls, and repair. - Answers A
In the application of the requirements for welding, design, and materials of API-650 or API-12C
to in-service aboveground storage tanks (AST), which of the following code or standard takes
precedence?
a) ASME Section VIII, Pressure Vessels
b) API-12C
c) API-653
d) API-650 - Answers C
The API-653 Standard may only be applied to aboveground storage tanks (AST) that have been
constructed to and meet the requirements of API-650.
a) True
b) False - Answers B
The use of API-653 is intended for organizations that have personnel who are technically trained
and experienced in which of the following?
a) All ASME, AWS, ASNT, and API Codes and Standards
b) Tank design, fabrication, repair, construction, and inspection
c) Refinery operations, safety requirements, personnel management, and refinery design
d) Mechanical integrity program, OSHA regulations compliance program, and Process Safety
Management - Answers B
When design and construction details are not given and not available in the original construction
standard, then details that will provide a level of integrity equal to the current edition of what
Code or Standard must be used?
,a) ASME Section VIII, Division 1, Pressure Vessels
b) ASME Section VIII Division 2, Alternative Rules for Pressure Vessels
c) API- 650, Welded Steel Tanks for Oil Storage
d) API-12C Steel Storage Tanks for Oil Storage - Answers C
Ultimate responsibility for compliance with this standard rests with ____?
a) The Owner/Operator
b) The Owner/Operator's Inspector
c) The repair organization of the Owner/Operator
d) The manufacturer of the AST - Answers A
According to API-653, if any provision presents a direct or implied conflict with any statutory
regulation, the regulation governs. What governs if API-653 requirements are more stringent than
the statutory regulation?
a) The statutory regulation applies in all cases
b) The conflict must be submitted to the American Petroleum Institute for resolution
c) The owner/operator has the option of applying the requirement best suited to the situation
d) The API-653 requirements shall govern - Answers D
Safe working practices shall comply with what requirements concerning confined space entry?
a) Procedures must comply with any trade developed safety precautions
b) Procedures must comply with any federal or state regulations
c) Procedures need only comply with owner/operator/s requirements
d) Procedures need only comply with NFPA requirements - Answers B
SECTION 4
When must an evaluation, to determine the suitability for continued use, be conducted?
a) Evaluations shall be conducted when a tank inspection reveals a change has occurred
, from the original physical condition of the tank.
b) Evaluations shall be conducted at least annually
c) Evaluations shall be conducted at an interval not to exceed the calculated tank inspection
frequency.
d) Evaluations shall be conducted once each ten years of service - Answers A
What factors are required for consideration when performing an evaluation for continued use of an
AST?
a) Only those listed in API-653
b) The recommended list of considerations provided in API-510 can be modified to suit this
purpose
c) Engineering analysis and judgement required for each situation
d) Only those items requested by the Certified Aboveground Storage Tank Inspector - Answers C
Roof plates corroded to an average thickness of less that ____ inch in any ___ square inch area
shall be repaired of replaced.
a) 0.9 inch in any 100 square inch area
b) 0.09 inch in any 10 square inch area
c) 0.09 inch in any 144 square inch area (1 square foot)
d) 0.09 inch in any 100 square inch area - Answers D
The method of inspecting roof support members shall be acceptable to whom?
a) The manufacturer of the AST
b) The responsible inspector
c) The Owner/Operator's design engineering department
d) The operations manager - Answers B
During the inspection of fixed roof support members, particular attention must be given to .
a) Severe external corrosion of the roof plate where support structures are attached
