#1
Which federal agency regulates Underground Storage Tanks (USTs) in the United States?
Environmental Protection Agency (EPA)
ExplanationEPA regulates USTs for environmental safety.
#2
What is the primary purpose of an Underground Storage Tank (UST)?
To store petroleum or other hazardous substances
ExplanationUSTs are primarily for storing hazardous materials.
#3
What does the acronym 'AST' stand for in the context of tank storage?
Aboveground Storage Tank
ExplanationAST refers to Aboveground Storage Tanks.
#4
What is the purpose of a spill bucket in an Underground Storage Tank (UST) system?
To prevent overfilling
ExplanationSpill buckets prevent UST overfilling.
#5
What is the primary purpose of a leak detection system in an Underground Storage Tank (UST) system?
To enhance leak detection
ExplanationLeak detection systems improve UST leak detection.
#6
Which of the following is NOT a common material used in the construction of Underground Storage Tanks (USTs)?
Aluminum
ExplanationAluminum is not commonly used in UST construction.
#7
What is the typical frequency of required inspections for Underground Storage Tanks (USTs) in the United States?
Every 2 years
ExplanationUSTs typically require inspection every two years.
#8
Which of the following is NOT a common leak detection method used for Underground Storage Tanks (USTs)?
Manual inspection
ExplanationManual inspection is not a common leak detection method for USTs.
#9
What is cathodic protection used for in Underground Storage Tanks (USTs)?
To prevent corrosion
ExplanationCathodic protection prevents corrosion in USTs.
#10
What is the typical material used for the lining of a spill containment area around an Underground Storage Tank (UST)?
Polyethylene
ExplanationPolyethylene is commonly used to line UST spill containment areas.
#11
What is the primary environmental concern associated with Underground Storage Tanks (USTs)?
Soil contamination
ExplanationUSTs pose a risk of contaminating soil.
#12
Which regulation mandates secondary containment requirements for Underground Storage Tanks (USTs)?
Clean Water Act
ExplanationClean Water Act mandates secondary containment for USTs.
#13
What is the purpose of a shear valve in an Underground Storage Tank (UST) system?
To prevent fuel spills during earthquakes
ExplanationShear valves prevent fuel spills in earthquakes.
#14
Which of the following statements about double-walled Underground Storage Tanks (USTs) is true?
They offer better protection against leaks and spills.
ExplanationDouble-walled USTs provide superior leak and spill protection.
#15
What is the purpose of a vacuum test in the inspection of Underground Storage Tanks (USTs)?
To detect leaks
ExplanationVacuum tests identify leaks during UST inspections.