Page 1 of 181
ICC U2 UST DECOMMISSIONING EXAM NEWEST 2025
ACTUAL EXAM| 250 REAL EXAM QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
ALREADY GRADED A+ (BRAND NEW!!)
1. Under ground _______________ storage systems are not
longer needed or suitable for product storage must be properly
disposed of properly ........ANSWER.........A. Gas
B. Oil
C. Petroleum
D. All of the above
Answer. C
2. All work that is completed at the site must be accomplished in
accordance with federal, state, and local requirements as well as
accepted safety standards. ........ANSWER.........A. True
B. False
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Answer: True.
3. All applicable permits must be obtained prior to beginning
any work. ........ANSWER.........A. True
B. False
Answer True.
4. What is the hazard that removers of petroleum tanks are
faced with, dangers such as petroleum hydrocarbon liquids
vapor, or waste. ........ANSWER.........List three
____________ ______________ _______________
5. What are some syntomes of inhaling or obsorbing high levels
of petroleum hydorocarbon vapors. ........ANSWER.........List three
_____________ _______________ ____________
Dizziness excitement, unconsciousness
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6. Artificial resporation should be applied if
........ANSWER.........A. They hit their head
B. They cant see
C. They have stopped breathing
D. They suffer from cardiac arrest
AnswerC
7. What are three parts of the body should Petroleum liquids be
kept away from an example would be eyes, skin and moulth.
........ANSWER.........List three
_____________ _________________ ______________
8. Hiogh ocupational exposures to benezene have been
associated with various human blood disorders
........ANSWER.........True/False
AnswerTrue
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9. Smoking matterials or any flamable materials must be
reamoved from the job site in order to prevent
........ANSWER.........A. People from smoking
B. Sudden compution
C. Second hand smoke
D. Exploshins indide of tanks due to large amounts of vapor
E. B and D
Answer E
10. What tool with the abbreviation CGI should be used to check
for hazardous vapor concentrations.
........ANSWER........._____________________________________
Answer: Combustible gas indicator
11. All tools that are in areas with hazardous vapor
concentartions should be shut down or they should be
ICC U2 UST DECOMMISSIONING EXAM NEWEST 2025
ACTUAL EXAM| 250 REAL EXAM QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
ALREADY GRADED A+ (BRAND NEW!!)
1. Under ground _______________ storage systems are not
longer needed or suitable for product storage must be properly
disposed of properly ........ANSWER.........A. Gas
B. Oil
C. Petroleum
D. All of the above
Answer. C
2. All work that is completed at the site must be accomplished in
accordance with federal, state, and local requirements as well as
accepted safety standards. ........ANSWER.........A. True
B. False
,Page 2 of 181
Answer: True.
3. All applicable permits must be obtained prior to beginning
any work. ........ANSWER.........A. True
B. False
Answer True.
4. What is the hazard that removers of petroleum tanks are
faced with, dangers such as petroleum hydrocarbon liquids
vapor, or waste. ........ANSWER.........List three
____________ ______________ _______________
5. What are some syntomes of inhaling or obsorbing high levels
of petroleum hydorocarbon vapors. ........ANSWER.........List three
_____________ _______________ ____________
Dizziness excitement, unconsciousness
,Page 3 of 181
6. Artificial resporation should be applied if
........ANSWER.........A. They hit their head
B. They cant see
C. They have stopped breathing
D. They suffer from cardiac arrest
AnswerC
7. What are three parts of the body should Petroleum liquids be
kept away from an example would be eyes, skin and moulth.
........ANSWER.........List three
_____________ _________________ ______________
8. Hiogh ocupational exposures to benezene have been
associated with various human blood disorders
........ANSWER.........True/False
AnswerTrue
, Page 4 of 181
9. Smoking matterials or any flamable materials must be
reamoved from the job site in order to prevent
........ANSWER.........A. People from smoking
B. Sudden compution
C. Second hand smoke
D. Exploshins indide of tanks due to large amounts of vapor
E. B and D
Answer E
10. What tool with the abbreviation CGI should be used to check
for hazardous vapor concentrations.
........ANSWER........._____________________________________
Answer: Combustible gas indicator
11. All tools that are in areas with hazardous vapor
concentartions should be shut down or they should be
