ICC CALIFORNIA UST SERVICE TECHNICIAN FINAL
EXAM QUESTIONS AND ANSWERS SURE A+
✔✔A _____ is installed if vapor recovery piping lacks insufficient slope back to the UST:
- ✔✔liquid collection point
✔✔The ability of a liquid to generate a sufficient concentration of combustible vapors to
be ignited is known as _____. - ✔✔flammability
✔✔"Motor Vehicle Fuel" tanks include the following except:
a. diesel tanks
b. premium grade gasoline tanks
c. mid-grade gasoline tanks
d. waste oil tanks - ✔✔d. waste oil tanks
✔✔Secondary containment testing results must be submitted to the local agency within
_____ days. - ✔✔30 days
✔✔In order for a monitoring system to be considered "fail safe" it must... - ✔✔shut down
the pumping system when the monitoring system fails or is disconnected
✔✔Gasoline is one of the most dangerous petroleum products because it _____. -
✔✔has a very low flashpoint
readily ignites under typical ambient conditions
readily generates flammable vapors
✔✔A monitoring system certification form requires information for_____. - ✔✔every
UST and dispenser at the facility
✔✔Piping which returns vapors to the UST must provide a clear unobstructed path and
have a uniform slope of at least _____ drop back to the tank. - ✔✔1/8 inch per foot
, ✔✔Does the secondary containment testing report need to be submitted to the local
agency and if so who is responsible to submit it? - ✔✔yes: the owner/operator is
responsible
✔✔If equipped with an overfill alarm it must be located _____. - ✔✔so that it can be
seen and or heard for the delivery location
✔✔A combustible gas indicator is designed and calibrated to determine the _____ of a
vapor concentration. - ✔✔lower explosive limit
✔✔Automatic tank gauges (ATG) will detect a leak in the _____. - ✔✔tank and product
piping system
✔✔If statistical inventory reconciliation is utilized as the means of release for a single
walled tank, a _____ must be accomplished every 2 years. - ✔✔a tank integrity test
✔✔On and after _____ all pressurized product piping with secondary containment shall
be equipped with an automatic line leak detector capable of detecting of a 3 gph
release. - ✔✔November 9, 2004
✔✔Steel flex piping must be cathodically protected if the flex piping is _____. - ✔✔in
contact with backfill material (bare ground)
✔✔A liquid collection point (condensate trap drop-out tank vapor-pot) is to be used
when the _____. - ✔✔UST is not buried deep enough to allow minimum vapor recovery
piping slope
✔✔_____ is an effective method of controlling the fuel element of the fire triangle. -
✔✔Purging
✔✔Automatic line leak detectors installed on pressurized piping must be capable of
detecting a release of equivalent to at least... - ✔✔3 gph @ 10 lbs per square inch
✔✔Each of the following statements apply to under dispenser containment except:
a. a continuous monitoring system is required
b. the continuous monitoring requirements is waived if there is a sensor in the turbine
sump
c. the monitoring system must be capable of detecting leaks at the earliest possible
opportunity
EXAM QUESTIONS AND ANSWERS SURE A+
✔✔A _____ is installed if vapor recovery piping lacks insufficient slope back to the UST:
- ✔✔liquid collection point
✔✔The ability of a liquid to generate a sufficient concentration of combustible vapors to
be ignited is known as _____. - ✔✔flammability
✔✔"Motor Vehicle Fuel" tanks include the following except:
a. diesel tanks
b. premium grade gasoline tanks
c. mid-grade gasoline tanks
d. waste oil tanks - ✔✔d. waste oil tanks
✔✔Secondary containment testing results must be submitted to the local agency within
_____ days. - ✔✔30 days
✔✔In order for a monitoring system to be considered "fail safe" it must... - ✔✔shut down
the pumping system when the monitoring system fails or is disconnected
✔✔Gasoline is one of the most dangerous petroleum products because it _____. -
✔✔has a very low flashpoint
readily ignites under typical ambient conditions
readily generates flammable vapors
✔✔A monitoring system certification form requires information for_____. - ✔✔every
UST and dispenser at the facility
✔✔Piping which returns vapors to the UST must provide a clear unobstructed path and
have a uniform slope of at least _____ drop back to the tank. - ✔✔1/8 inch per foot
, ✔✔Does the secondary containment testing report need to be submitted to the local
agency and if so who is responsible to submit it? - ✔✔yes: the owner/operator is
responsible
✔✔If equipped with an overfill alarm it must be located _____. - ✔✔so that it can be
seen and or heard for the delivery location
✔✔A combustible gas indicator is designed and calibrated to determine the _____ of a
vapor concentration. - ✔✔lower explosive limit
✔✔Automatic tank gauges (ATG) will detect a leak in the _____. - ✔✔tank and product
piping system
✔✔If statistical inventory reconciliation is utilized as the means of release for a single
walled tank, a _____ must be accomplished every 2 years. - ✔✔a tank integrity test
✔✔On and after _____ all pressurized product piping with secondary containment shall
be equipped with an automatic line leak detector capable of detecting of a 3 gph
release. - ✔✔November 9, 2004
✔✔Steel flex piping must be cathodically protected if the flex piping is _____. - ✔✔in
contact with backfill material (bare ground)
✔✔A liquid collection point (condensate trap drop-out tank vapor-pot) is to be used
when the _____. - ✔✔UST is not buried deep enough to allow minimum vapor recovery
piping slope
✔✔_____ is an effective method of controlling the fuel element of the fire triangle. -
✔✔Purging
✔✔Automatic line leak detectors installed on pressurized piping must be capable of
detecting a release of equivalent to at least... - ✔✔3 gph @ 10 lbs per square inch
✔✔Each of the following statements apply to under dispenser containment except:
a. a continuous monitoring system is required
b. the continuous monitoring requirements is waived if there is a sensor in the turbine
sump
c. the monitoring system must be capable of detecting leaks at the earliest possible
opportunity
