Class A Operator UST UPDATED Exam Questions and CORRECT Answers
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Course
Class A Operator UST
Institution
Class A Operator UST
Class A Operator UST UPDATED Exam
Questions and CORRECT Answers
Is this statement true or false? Fiberglass and flexible plastic piping do not need to have
cathodic protection. - CORRECT ANSWER- False.
Cathodic protection - CORRECT ANSWER- a technique used to control the corrosion of a
meta...
Class A Operator UST UPDATED Exam
Questions and CORRECT Answers
Is this statement true or false? Fiberglass and flexible plastic piping do not need to have
cathodic protection. - CORRECT ANSWER- False.
Cathodic protection - CORRECT ANSWER- a technique used to control the corrosion of a
metal surface by making it the cathode of an electrochemical cell. A simple method of
protection connects the metal to be protected to a more easily corroded "sacrificial metal" to
act as the anode.
Fill in the blank to make the statement correct. Owners and Operators must keep the most
recent ___ records of cathodic protection testing. - CORRECT ANSWER- 2
How long do owners and operators have to report a release to the implementing agency? -
CORRECT ANSWER- 24 Hours
Fill in the blank if the tank was installed on or before April 11, 2016 manual tank gauging
ALONE can be used on tanks containing ________ gallons and meeting certain diameter
requirements? - CORRECT ANSWER- 1000 gallons or less.
True or False?
Tanks from 1001 gallons to 2000 gallons and tanks from 551 and 1000 gallons that do not
meet the specified diameters can temporarily use manual tank gauging when it is combined
with tank tightness testing. - CORRECT ANSWER- True
True or False?
Under UST regulation combining manual tank testing and tank tightness testing can only be
used for 10 years after the tank was installed and may not be used for any tanks installed after
April 11 2016. - CORRECT ANSWER- True
True or False?
Manual tank gauging can be used to meet the release detection monitoring requirements for
any size of tank. - CORRECT ANSWER- False
, True or False?
Owners and operators may cancel a financial responsibility mechanism at any time. -
CORRECT ANSWER- False
When can an owner or operator cancel a financial responsibility mechanism? Only when they
have obtained an alternative mechanism; the tank has been permanently closed or undergoes
a change in service; or if corrective action is required and completed. - CORRECT
ANSWER- Only when they have obtained an alternative mechanism; the tank has been
permanently closed or undergoes a change in service; or if corrective action is required and
completed.
True or False?
Owners and operators do not need to maintain financial responsibility once the UST has been
permanently closed. - CORRECT ANSWER- True
True or false?
Septic tanks are regulated by the 40 CFR part 280. - CORRECT ANSWER- False
Owners and operators who switch from E10 to E15 have 30 days AFTER switching to notify
the implementing agency. - CORRECT ANSWER- False
They have 30 days BEFORE
Which of the following substances if stored in an
UST would cause the UST to be regulated under 40 CFR part 280? Choose all that apply:
-Gasoline with 10% ethanol
-Propane
-Diesel
-Kerosene - CORRECT ANSWER- gasoline with 10% ethanol, diesel, and kerosene.
How long do owners and operators keep records demonstrating compatibility with gasoline
containing 15% ethanol? - CORRECT ANSWER- As long as the UST system stores 15%
ethanol
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