QUESTIONS AND ANSWERS
Controlled Deposition welding methods, in lieu of PWHT, is limited to:
A) P-1 materials
B) P-1 and P-3 Materials only
C) P-1, P3, and P4 materials only
D) P-5A materials - ANSWER --C
Inspection hold points, for tank reconstruction, shall be designated by:
A) The authorized inspector
B) An engineer experienced in storage tank design
C) Agreement between tank owner/user and reconstruction contractor
D) Agreement between and engineer and the authorized - ANSWER --A
API 653 defines a "Storage tank engineer" as:
A) A registered professional engineer in structural steel fabrication
B) Person or organization who is knowledgeable and experienced in the
engineering disciplines associated with evaluating the integrity and reliability of
aboveground storage tanks
,C) the engineering department of a contractor who makes repairs to aboveground
storage tanks
D) A professional engineer who is also an authorized API 653 inspector -
ANSWER --B
Similar service is means of estimating corrosion rates that:
A) Is Seldom used as a means of scheduling internal inspection intervals
B) Ignores environmental factors in the determination of corrosion rates
C) May be used in addition to or in lieu of actual measurement of corrosion rates
D) Is generally considered as the best methodology for establishing the inspection
intervals - ANSWER --C
All repair and alteration work shall be approved at all designated hold points and
after completion:
A) Need not be approved if approved will delay work progress
B) By the repair organization of the repairs were done according to the specified
repair and/or alteration procedures
C) By the authorized inspector or experienced storage tank engineer
D) By the authorized inspector only - ANSWER --C
Alterations to storage tanks, which comply with API 650, must be authorized by:
A) The owner/user
B) The storage tank engineer
,C) The authorized inspector
D) The repair organization - ANSWER --B
The purpose of reviewing the welder performance qualification (WPQ) is to:
A) Verify that welder are qualified to perform the welding given its position and
process
B) Verify that welds made in compliance with the WPS meet requirements
C) Verify that the welding procedure specification can produce quality welds
D) Verify that welders are qualified to perform the welding, including all essential
and nonessential variables - ANSWER --A
The recommended type of internal floating roof is the:
A) Double Deck
B) Annular pontoon
C) Pan type
D) Single steel deck - ANSWER --B
API Publication 2201 on hot tapping and in-service welding covers:
A) Welding requirements
B) technical aspects
C) Inspection requirements
D) Safety aspects - ANSWER --D
, A repair is completed on a nozzle that was originally postweld heat
treated(PWHT). It has been determined that PWHT, of the repair, is inadvisable.
Who is required to conduct a metallurgical review prior to applying one of the
alternative methods permitted in API 653?
A) A professional engineer registered in one or more states or provinces of Canada
B) A Storage tank engineer
C) The Authorized inspector responsible for the repair inspection
D) A Metallurgical engineer experienced in alternative PWHT - ANSWER --B
What is another term used for "Stray currents"?
A) Short circuits
B) Positive currents
C) Impressed Currents
D) Interface currents - ANSWER --D
Thick-film linings are commonly reinforced with which of the following?
A) Sand and small diameter gravel
B) Copper wire, Stainless steel wire, and low alloy steel mesh fabric
C)Chopped PVC piping, copped ABS Piping and resin beads
D) Woven glass mat, chopped glass fibers, and organic fibers - ANSWER --D
A record of non-essential variables used during welding of the test coupon is:
A) Optional on the PQR