CLASS A/B OPERATOR UNDERGROUND STORAGE EXAM 2025 | ALL QUESTIONS AND CORRECT ANSWERS | ALREADY GRADED A+ | VERIFIED ANSWERS

CLASS A/B OPERATOR
UNDERGROUND STORAGE EXAM
2025 | ALL QUESTIONS AND
CORRECT ANSWERS | ALREADY
GRADED A+ | VERIFIED ANSWERS

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,Terms in this set (86)


The Class A and 5 years
Class B
certification
must be
renewed every:

UST financial 600 gallon used oil tank
responsibility
requirements
apply to what?

Secondary New UST Systems, Piping in contact
Containment is with the ground, and Replacement
required for UST
what?

A Class A 3 years
operator shall
maintain the
records of UST
site inspections
for a minimum
of:

,New owners of 30 days
an existing UST
system shall
register the UST
system with
DEQ/LARA
within what
period from
date of
ownership?

UST systems with Every three years
cathodic
protection
should be
inspected for
proper
operation by a
qualified
cathodic
protection tester
on the following
schedule:

, UST systems with Every 60 days
impressed
current cathodic
protection
systems must be
inspected at a
minimum:

Within what 6 months
period after a
repair should a
cathodically
protected UST
system be tested
to ensure it is
working
properly?