API 570 covers inspection, repair, alteration, and re-rating procedures for metallic and fiber-
glass reinforced plastic (FRP) piping systems and their associated pressure relieving devices
that ______.
a. are being fabricated
b. does not fall under ASTM B31.3
c. have been in service
d. has not been tested
ANSWER
C. have been in service
API 570 ________ be used as a substitute for the original construction requirements govern-
ing a piping system before it is placed in-service
a. shall not
b. should
c. may
d. can
ANSWER
A. shall not
API 570 was developed for the petroleum refining and chemical process industries.
a. it shall be used for all piping systems
1
,b. it may be used, where practical, for any piping systems
c. it can be used, where necessary, for steam piping
d. it may not be used unless agreed to by all parties
ANSWER
B
API 570 applies to piping systems for process fluids, hydrocarbons and similar flammable or
toxic fluid services. Which of the following services is not specifically applicable?
a. raw, intermediate and finished petroleum products
b. water, steam condensate, boiler feed water
c. raw, intermediate and finished chemical products
d. hydrogen, natural gas, fuel gas, and flare systems
ANSWER
B. water, steam condensate, boiler feed water
A 10" diameter piping system with 4" diameter and 6" diameter reinforced branch connec-
tions is to have changes made to it. Which of the following is considered an alteration?
a. A new 1" diameter unreinforced nipple is installed
b. A new 8" diameter reinforced branch connection is installed
c. A new 4" diameter reinforced branch connection is installed
d. A new 3" diameter reinforced branch connection is installed
ANSWER
B.
Some of the classes of piping systems that are excluded or optional for coverage under API
570 are listed below. Which one is mandatory included class?
2
,a. water
b. catalyst lines
c. steam
d. boiler feed water
ANSWER
B. catalyst lines
A physical change of a piping component that has design implications affecting the pressure
containing capabilities or flexibility of a piping system is an _______
a. repair
b. alteration
c. fix
d. major repair
ANSWER
B. alteration
A ____ , previously known as a TML, is a designated area on a piping system where periodic
examinations are conducted.
a. corrosion monitoring location
b. condition measuring locale
c. condition monitoring location (CML)
d. circuit measuring level
ANSWER
C. CML
3
, A defect is an _____________ of a type or magnitude ________ the acceptable criteria
a. acceptable flaw ; exceeding
b. imperfection. ; within
c. discontinuity ; within
d. imperfection ; exceeding
ANSWER
D
When a piping system is declared to be ______________, it has been decommissioned with
no intention for future use; completely de-inventoried/purged of hydrocarbons/chemicals
and is physically disconnected from all energy sources and/or piping/equipment
a. off stream piping
b. abandoned in place
c. on stream piping
d. non essential piping
ANSWER
B. abandoned in place
An _______ could be flaws or other types of discontinuities that were discovered during in-
spection that might be subject to some code acceptance criteria during further analysis
a. imperfection
b. defect
c. TML
d. hold point
ANSWER
4
glass reinforced plastic (FRP) piping systems and their associated pressure relieving devices
that ______.
a. are being fabricated
b. does not fall under ASTM B31.3
c. have been in service
d. has not been tested
ANSWER
C. have been in service
API 570 ________ be used as a substitute for the original construction requirements govern-
ing a piping system before it is placed in-service
a. shall not
b. should
c. may
d. can
ANSWER
A. shall not
API 570 was developed for the petroleum refining and chemical process industries.
a. it shall be used for all piping systems
1
,b. it may be used, where practical, for any piping systems
c. it can be used, where necessary, for steam piping
d. it may not be used unless agreed to by all parties
ANSWER
B
API 570 applies to piping systems for process fluids, hydrocarbons and similar flammable or
toxic fluid services. Which of the following services is not specifically applicable?
a. raw, intermediate and finished petroleum products
b. water, steam condensate, boiler feed water
c. raw, intermediate and finished chemical products
d. hydrogen, natural gas, fuel gas, and flare systems
ANSWER
B. water, steam condensate, boiler feed water
A 10" diameter piping system with 4" diameter and 6" diameter reinforced branch connec-
tions is to have changes made to it. Which of the following is considered an alteration?
a. A new 1" diameter unreinforced nipple is installed
b. A new 8" diameter reinforced branch connection is installed
c. A new 4" diameter reinforced branch connection is installed
d. A new 3" diameter reinforced branch connection is installed
ANSWER
B.
Some of the classes of piping systems that are excluded or optional for coverage under API
570 are listed below. Which one is mandatory included class?
2
,a. water
b. catalyst lines
c. steam
d. boiler feed water
ANSWER
B. catalyst lines
A physical change of a piping component that has design implications affecting the pressure
containing capabilities or flexibility of a piping system is an _______
a. repair
b. alteration
c. fix
d. major repair
ANSWER
B. alteration
A ____ , previously known as a TML, is a designated area on a piping system where periodic
examinations are conducted.
a. corrosion monitoring location
b. condition measuring locale
c. condition monitoring location (CML)
d. circuit measuring level
ANSWER
C. CML
3
, A defect is an _____________ of a type or magnitude ________ the acceptable criteria
a. acceptable flaw ; exceeding
b. imperfection. ; within
c. discontinuity ; within
d. imperfection ; exceeding
ANSWER
D
When a piping system is declared to be ______________, it has been decommissioned with
no intention for future use; completely de-inventoried/purged of hydrocarbons/chemicals
and is physically disconnected from all energy sources and/or piping/equipment
a. off stream piping
b. abandoned in place
c. on stream piping
d. non essential piping
ANSWER
B. abandoned in place
An _______ could be flaws or other types of discontinuities that were discovered during in-
spection that might be subject to some code acceptance criteria during further analysis
a. imperfection
b. defect
c. TML
d. hold point
ANSWER
4
