Answers with solutions
1. You are the NACE Inspector on a tank lining project where a 50% solids epoxy tank lining is
being applied. After the application of the 19 coat, you notice small blisters in some areas of the
applied lining.
Your FIRST preferred course of action is to:
A. Break the blisters to see what's inside
B. Document the problem and advise the Contractor and Owner's representative
C. Document the problem and advise the Contractor
D. Extract any liquid that may be inside the blister and send it to the lab for further analysis -
ANSWER B. Document the problem and advise the Contractor and Owner's representative
2. Dew point is the temperature at which
A. water freezes.
B. humidity decreases
C. condensation occurs.
D. the air is saturated. - ANSWER C. condensation occurs.
3. If a contractor is using a poorly maintained compressor to supply air for abrasive blast
cleaning and conventional airspray, the coating inspector should perform a
A. dry film thickness (DEI) measurement.
B. wet film thickness (WFT) measurement.
C. blotter test for the presence of oil and water.
D. vial lest. - ANSWER C. blotter test for the presence of oil and water.
4. Upon arrival of coating materials, the inspector should
A. review coating contractors' plans for storage of coating materials and confirm they meet
national, local and owners' fire and environmental regulations.
B. observe and document the amount of material and batch numbers. C. observe aryl document
that the applicator WFT at regular intervals during application.
D. observe and document time frame and environmental conditions between each coat. -
ANSWER B. observe and document the amount of material and batch numbers.
5. Relative humidity is
,A. a measure of the amount of moisture in the air compared to saturation level.
B. a measure of the amount of moisture in the air compared to the air temperature.
C. the lowest temperature at which moisture forms on a steel surface. D. the highest temperature
at which moisture forms on a steel surface. - ANSWER A. a measure of the amount of moisture
in the air compared to saturation level.
6. Galvanic corrosion occurs on which of the following substrates:
A. Concrete
B. Fiberglass Reinforced Plastic
C. Metal
D. Wood - ANSWER C. Metal
7. When applying Thermal Spray Coatings the specification is most likely to reference:
A. SSPC PA 2
B. NACE SP 0178
C. NACE SP 0188
D. SSPC-CS 23.00/AWS C2.23/NACE No. 12 - ANSWER D. SSPC-CS 23.00/AWS
C2.23/NACE No. 12
8. What is the minimum recommended distance away from an edge that an inspector should take
a measurement with a dial-type magnetic pull-off Dry Film Thickness (DFT) gauge?
A. 1 cm (.39 inch)
B. 2.5 cm (1 inch)
C. 6.35 cm (2.5 inch)
D. 2.5 millimeters (.10 inch) - ANSWER B. 2.5 cm (1 inch)
9. Polymerization is the process of:
A. Monomers telegraphing
B. Monomers joining together
C. All thermoplastic coatings
D. All organic coatings - ANSWER B. Monomers joining together
10. An exposed area of the substrate or previous coat of a conductive coating material, often
caused by poor application technique is called
A. cracking.
B. sagging.
C. holiday.
D. checking. - ANSWER C. holiday.
11. Checking is
, A. an exposed area of the substrate or previous coat material, caused by poor application
technique.
B. a fine crack in the surface of a coating that rarely reaches the substrate
C. a very small hole in a coating caused when air or solvent is trapped in porous film and then
escapes.
D. surface breaks in the film that often result from grease or oil contamination and revel the
substrate. - ANSWER B. a fine crack in the surface of a coating that rarely reaches the substrate
12. Inspection documentation is important because:
A. It is the only deliverable item provided by the inspector
B. Owners use the documentation for a variety of purposes
C. a) only
D. a) & b) - ANSWER B. Owners use the documentation for a variety of purposes
13. An inspectors personal log book should contain:
A. Subjective comments re ding the application team
B. Objective comments regarding the application work
C. No comments regarding the application team
D. The inspector's personal opinions of the application team - ANSWER C. No comments
regarding the application team
14. You have just received your NACE CIP Level 1 certification when you are asked to supervise
a team of uncertified field pipeline inspectors.
Your FIRST preferred course of action is to:
A. Accept the assignment without hesitation
B. Advise the prospective employer that you cannot accept the position
C. Meet with the prospective employer to determine the scope of your role
D. Review the NACE Attestation prior to making a decision - ANSWER D. Review the NACE
Attestation prior to making a decision
15. Good records can provide maintenance departments with detailed information about ALL of
the following EXCEPT
A. what items were coated.
B. what materials were used.
C. when the coating will be reapplied.
D. how the item was coated. - ANSWER D. how the item was coated.
16. Non Conformance Reports are completed by the Inspector: