API 570 Exam Guide Questions and
Answers with Complete Solutions
Graded A+ 2026
Section 1
1- During an in-service internal inspection, a crack is discovered on a longitudinal weld.
This crack can be evaluated to which code? - API 579
2- Which code provides requirements for hot tapping? - API 2201
3- Which publication provides information on corrosion mechanisms? - API 571
4- Which publication is used for RBI assessments? - API 580
5- Which recommended practice is used for guidance in inspecting and testing valves? -
API 578
**6-Which document can be used when determining soil resistivity? - ASTM G57
**7-Which document can provide more information on Injectionmand Mixing points? -
NACE RP 34101
Section 2 - Scope
1- Which of the following activities is NOT included in the scope of API 570? - Operating
a pipe system
2- Which of the following activities is NOT included in the scope of API 570? -
Performing pipe fabrication
3- API 570 pertains to: - Only to metallic and FRP pipe
4- API 570 pertains only to: - Pipe and their associated relief devices
5- The inspector discovers a problem on a pipe that requires corrective action. Who is
responsible to respond to this issue? - Owner/User
6- API 570 is used: - By petro-chemical facilities
7- API 570 takes effect: - Once the pipe is places in service
8- Companies that use API 570 must: - Either employ or have access to an authorized
inspection agency
9- During a piping repair, if there is a conflict between the requirements of API 570 and
the construction code, which should be followed? - API 570
,10- Duringa piping alteration, if there is a conflict between the requirements of API 570
and the construction code, which should be followed? - API 570
11- An in-service pipe in being repaired or altered. If there is a conflict between the
requirements of API 570 and the legal jurisdiction, which should be followed? - The
most stringent requirements
12- An in-service piping system is inspected. If there is a conflict between the
requirements of API 570 and the legal jurisdiction, which should be followed? - The
most stringent requirements
13- The requirements of API 570 are considered optional for which of the following
piping systems? - 300 psig steam system
, 14- The requirements of API 570 are considered optional for which of the following
piping systems? - Category D piping
15- Which of the following chemical plant piping is NOT included in the scope of API
570? - 4 NPS low-density polyethylene pipe
16- Which code is used for Fitness for Service evaluations? - API 579
17- Which code is used for RBI evaluations? - API 580
Section 3
1- Which of the following is considered a piping alteration? - Replacement 4 NPS portion
of a line with a 6 NPS section
2- An alteration on a piping system is defined as: - Any physical change with design
implications
3- Which of the following inspection organizations is NOT considered an acceptable API
570 Authorized Inspection Agency? - Piping fabricator
4- Which of the following is considered an API 570 Authorized Inspection Agency? - The
inspection organization of the jurisdiction
5-A CML is: - A point or plane through the pipe
6-A critical check valve is one that: - Could cause a hazardous event (like Boom!) if it
fails
Answers with Complete Solutions
Graded A+ 2026
Section 1
1- During an in-service internal inspection, a crack is discovered on a longitudinal weld.
This crack can be evaluated to which code? - API 579
2- Which code provides requirements for hot tapping? - API 2201
3- Which publication provides information on corrosion mechanisms? - API 571
4- Which publication is used for RBI assessments? - API 580
5- Which recommended practice is used for guidance in inspecting and testing valves? -
API 578
**6-Which document can be used when determining soil resistivity? - ASTM G57
**7-Which document can provide more information on Injectionmand Mixing points? -
NACE RP 34101
Section 2 - Scope
1- Which of the following activities is NOT included in the scope of API 570? - Operating
a pipe system
2- Which of the following activities is NOT included in the scope of API 570? -
Performing pipe fabrication
3- API 570 pertains to: - Only to metallic and FRP pipe
4- API 570 pertains only to: - Pipe and their associated relief devices
5- The inspector discovers a problem on a pipe that requires corrective action. Who is
responsible to respond to this issue? - Owner/User
6- API 570 is used: - By petro-chemical facilities
7- API 570 takes effect: - Once the pipe is places in service
8- Companies that use API 570 must: - Either employ or have access to an authorized
inspection agency
9- During a piping repair, if there is a conflict between the requirements of API 570 and
the construction code, which should be followed? - API 570
,10- Duringa piping alteration, if there is a conflict between the requirements of API 570
and the construction code, which should be followed? - API 570
11- An in-service pipe in being repaired or altered. If there is a conflict between the
requirements of API 570 and the legal jurisdiction, which should be followed? - The
most stringent requirements
12- An in-service piping system is inspected. If there is a conflict between the
requirements of API 570 and the legal jurisdiction, which should be followed? - The
most stringent requirements
13- The requirements of API 570 are considered optional for which of the following
piping systems? - 300 psig steam system
, 14- The requirements of API 570 are considered optional for which of the following
piping systems? - Category D piping
15- Which of the following chemical plant piping is NOT included in the scope of API
570? - 4 NPS low-density polyethylene pipe
16- Which code is used for Fitness for Service evaluations? - API 579
17- Which code is used for RBI evaluations? - API 580
Section 3
1- Which of the following is considered a piping alteration? - Replacement 4 NPS portion
of a line with a 6 NPS section
2- An alteration on a piping system is defined as: - Any physical change with design
implications
3- Which of the following inspection organizations is NOT considered an acceptable API
570 Authorized Inspection Agency? - Piping fabricator
4- Which of the following is considered an API 570 Authorized Inspection Agency? - The
inspection organization of the jurisdiction
5-A CML is: - A point or plane through the pipe
6-A critical check valve is one that: - Could cause a hazardous event (like Boom!) if it
fails
