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API publications necessarily address problems of what type? -
ANSWER
Problems of a general nature. (Special notes section)
API Standard 653 covers in service steel tanks built to what standards? -
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? -
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? -
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?
-
ANSWER
The current edition of API 650 must be used. (1.1.5)
1
, Who has the ultimate responsability for complying with the provisions of API653? -
ANSWER
The owner/operator. (1.2)
The inspector agency of the jurisdiction in which the above ground is storage tank is oper-
ated is called what? -
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? -
ANSWER
Authorized inspector (3.4)
What is the total metal loss divided by the period of time over which the metal loss oc-
curred? -
ANSWER
Corrosion rate (3.9)
What is the definition of a "repair" to a tank? -
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? -
ANSWER
An evaluation shall be made to determine its suitability for continued use. (4.1.1)
2
API publications necessarily address problems of what type? -
ANSWER
Problems of a general nature. (Special notes section)
API Standard 653 covers in service steel tanks built to what standards? -
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? -
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? -
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?
-
ANSWER
The current edition of API 650 must be used. (1.1.5)
1
, Who has the ultimate responsability for complying with the provisions of API653? -
ANSWER
The owner/operator. (1.2)
The inspector agency of the jurisdiction in which the above ground is storage tank is oper-
ated is called what? -
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? -
ANSWER
Authorized inspector (3.4)
What is the total metal loss divided by the period of time over which the metal loss oc-
curred? -
ANSWER
Corrosion rate (3.9)
What is the definition of a "repair" to a tank? -
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? -
ANSWER
An evaluation shall be made to determine its suitability for continued use. (4.1.1)
2
