1
UST CLOSURE EXAM ACTUAL 2025/2026
QUESTIONS AND 100% CORRECT
ANSWERS
UST inspection major objectives - (ANSWER)1. Any previous or current
contamination
2. If tank abandoned in place, is cleaned and filled properly to prevent future
contamination
3. Recognize potential dangers of explosion and stop a bad situation if necessary
Inspectors should gather as much information on the tank and site as possible
_________ the site visit. - (ANSWER)before
Required info for Tank Data - (ANSWER)Age, size (diameter, length, capacity),
material, type/internal configuration (internal baffles?), substances store, tank
anchored?, any tightness test results, probability or evidence of failure
Required info for Site Information - (ANSWER)Plot plan, blueprints, and/or
contact person with knowledge of tank installation/location, depth of installation,
depth of water table, proximity to street, buildings and basements, store drains,
utilities, drinking water supply watersheds, public or private wells
Required info for Contacts - (ANSWER)Contractor's name, tank owner's name,
addresses and phone #s
, 2
Required info for Logistics - (ANSWER)Plans for removal procedure (purging or
inerting), soil disposal/on-site treatment, tank disposal
Local fire department NEEDS to be aware of ALL tank removals
Basic fire triangle - (ANSWER)Fuel, oxygen, ignition source
*all 3 points are necessary to support combustion
Prepare a safe work place by... - (ANSWER)eliminating all potential sources of
ignition
Sources of ignition include: - (ANSWER)any heat, flame, or spark-producing action
Checklist to eliminate all potential sources of ignition: - (ANSWER)1. Ban smoking
in the area
2. Shut down all open flame/spark-producing equipment within the vapor hazard
area (50' setback distance from tank)
3. Remove electrical and internal combustion equipment (unless it is designed to
be "explosion proof")
4. Make sure only non-sparking tools are used to expose tank fittings
5. Control static electricity
6. Make sure area is roped off from pedestrian and vehicle traffic
When product is removed from a tank, _____________ pumps should be used -
(ANSWER)explosion-proof or air driven
UST CLOSURE EXAM ACTUAL 2025/2026
QUESTIONS AND 100% CORRECT
ANSWERS
UST inspection major objectives - (ANSWER)1. Any previous or current
contamination
2. If tank abandoned in place, is cleaned and filled properly to prevent future
contamination
3. Recognize potential dangers of explosion and stop a bad situation if necessary
Inspectors should gather as much information on the tank and site as possible
_________ the site visit. - (ANSWER)before
Required info for Tank Data - (ANSWER)Age, size (diameter, length, capacity),
material, type/internal configuration (internal baffles?), substances store, tank
anchored?, any tightness test results, probability or evidence of failure
Required info for Site Information - (ANSWER)Plot plan, blueprints, and/or
contact person with knowledge of tank installation/location, depth of installation,
depth of water table, proximity to street, buildings and basements, store drains,
utilities, drinking water supply watersheds, public or private wells
Required info for Contacts - (ANSWER)Contractor's name, tank owner's name,
addresses and phone #s
, 2
Required info for Logistics - (ANSWER)Plans for removal procedure (purging or
inerting), soil disposal/on-site treatment, tank disposal
Local fire department NEEDS to be aware of ALL tank removals
Basic fire triangle - (ANSWER)Fuel, oxygen, ignition source
*all 3 points are necessary to support combustion
Prepare a safe work place by... - (ANSWER)eliminating all potential sources of
ignition
Sources of ignition include: - (ANSWER)any heat, flame, or spark-producing action
Checklist to eliminate all potential sources of ignition: - (ANSWER)1. Ban smoking
in the area
2. Shut down all open flame/spark-producing equipment within the vapor hazard
area (50' setback distance from tank)
3. Remove electrical and internal combustion equipment (unless it is designed to
be "explosion proof")
4. Make sure only non-sparking tools are used to expose tank fittings
5. Control static electricity
6. Make sure area is roped off from pedestrian and vehicle traffic
When product is removed from a tank, _____________ pumps should be used -
(ANSWER)explosion-proof or air driven
