Class A Fuel Operator (Class A Operator UST) –
Questions & Solutions
Is this statement true or false? Fiberglass and flexible plastic piping do not
need to have cathodic protection. Right Ans - False.
Cathodic protection Right Ans - 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. Right Ans -
2
How long do owners and operators have to report a release to the
implementing agency? Right Ans - 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? Right Ans - 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. Right Ans -
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. Right Ans - True
True or False?
Manual tank gauging can be used to meet the release detection monitoring
requirements for any size of tank. Right Ans - False
True or False?
, Owners and operators may cancel a financial responsibility mechanism at any
time. Right Ans - 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. Right Ans - 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. Right Ans - True
True or false?
Septic tanks are regulated by the 40 CFR part 280. Right Ans - False
Owners and operators who switch from E10 to E15 have 30 days AFTER
switching to notify the implementing agency. Right Ans - 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 Right Ans - gasoline with 10% ethanol, diesel, and kerosene.
How long do owners and operators keep records demonstrating compatibility
with gasoline containing 15% ethanol? Right Ans - As long as the UST
system stores 15% ethanol
True or false?
Only tanks need to be compatible with the regulated substances stored.
Right Ans - False
Questions & Solutions
Is this statement true or false? Fiberglass and flexible plastic piping do not
need to have cathodic protection. Right Ans - False.
Cathodic protection Right Ans - 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. Right Ans -
2
How long do owners and operators have to report a release to the
implementing agency? Right Ans - 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? Right Ans - 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. Right Ans -
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. Right Ans - True
True or False?
Manual tank gauging can be used to meet the release detection monitoring
requirements for any size of tank. Right Ans - False
True or False?
, Owners and operators may cancel a financial responsibility mechanism at any
time. Right Ans - 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. Right Ans - 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. Right Ans - True
True or false?
Septic tanks are regulated by the 40 CFR part 280. Right Ans - False
Owners and operators who switch from E10 to E15 have 30 days AFTER
switching to notify the implementing agency. Right Ans - 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 Right Ans - gasoline with 10% ethanol, diesel, and kerosene.
How long do owners and operators keep records demonstrating compatibility
with gasoline containing 15% ethanol? Right Ans - As long as the UST
system stores 15% ethanol
True or false?
Only tanks need to be compatible with the regulated substances stored.
Right Ans - False
