Kentucky UST Certification Test Prep UPDATED Exam Questions and CORRECT Answers
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Course
Kentucky UST
Institution
Kentucky UST
Kentucky UST Certification Test Prep
UPDATED Exam Questions and
CORRECT Answers
1. when tanks arrive at the job site, how should they be unloaded? - CORRECT ANSWERlifted off with a cable attached to the tank lifting lugs
As an alternative lifting method, should a cable or chain be wrapped aro...
Kentucky UST Certification Test Prep
UPDATED Exam Questions and
CORRECT Answers
1. when tanks arrive at the job site, how should they be unloaded? - CORRECT ANSWER-
lifted off with a cable attached to the tank lifting lugs
As an alternative lifting method, should a cable or chain be wrapped around the tank? -
CORRECT ANSWER- No, Never!
When you are lifting a tank, using the lifting lugs, which of these procedures should be
followed? - CORRECT ANSWER- attach a triangle cable through the lugs with no more than
a 30 degree angle from the center line.
After you unload a new tank on a clean level surface at the job site what else should you do
prior to inspection and pre-testing? - CORRECT ANSWER- Chock the tank to prevent it
from Rolling
which of the following items should be physically checked for damage or imperfections at the
job site? - CORRECT ANSWER- Piping (steel and fiberglass)
Fittings, Vents, Fillboxes, anodes, ECT..
The tanks themselves
(ALL OF THE ABOVE)!
STI-P3 tanks are delivered with shipping plugs in tank openings. What should be done to
these plugs prior to testing? - CORRECT ANSWER- remove the plugs and replace them with
a standard threaded plug that is properly doped
should dielectric bushings be installed in all openings of an STI-P3 tank? - CORRECT
ANSWER- yes on all openings
what is the maximum air pressure to which a steel tank should be subjected in a pre-
installation test? - CORRECT ANSWER- 5 pounds
,for fiberglass reinforced plastic (FRP) tanks up to 12 feet in diameter what is an acceptable
air pressure to which the tanks may be subjected in a pre-installation test? - CORRECT
ANSWER- 3 pounds
for FRP tanks over 12 feet in diameter what is the maximum air pressure to which the tanks
should be subjected in a pre-installation test? - CORRECT ANSWER- 3 pounds
when you are conducting an air test on a tank the type of gauge that should be used is? -
CORRECT ANSWER- a pressure gauge with a maximum limit of 10 to 15 PSIG
the proper procedure for conducting a pre-installation air test of a steel tank is to? -
CORRECT ANSWER- apply 3 to 5 pounds of pressure and soap all surfaces and weld seams
visible through the coating while inspecting for bubbles.
what is the proper procedure for conducting a pre-installation air test of an FRP tank Under
12 feet in diameter is to.... - CORRECT ANSWER- apply 3 pounds of air pressure and soap
all surfaces while inspecting for any sign of a leak either audible or visible in the form of
bubbles on the surface
a double-walled steel tank build in accordance with UL standard 58 is? - CORRECT
ANSWER- requires air testing of the interstitial space prior to installation
the proper procedure for conducting a pre-installation air test of a double-walled tank is to? -
CORRECT ANSWER- pressurize the inner tank monitor the pressure for one hour and then
pressurize the space between the inner and outer tanks with the air from the inner tank
when shipped a steel tank is covered with a coating that is an important part of the tanks
Corrosion Prevention system. "holidays" which show up in the coating at the installation site
should? - CORRECT ANSWER- should be touched up with a compatible coating after
proper surface preparation
touch up of holidays in a steel tank coatings at the installation site should be done....... -
CORRECT ANSWER- according to the manufacturer's instructions
dielectric bushings are usually made of what? - CORRECT ANSWER- non-metallic material
, factors to consider in determining the size shape and depth of a tank excavation include
what? - CORRECT ANSWER- *the tank manufacturers recommendations
*the requirements for compacting bedding and backfill as well as stability of the soil
*the depth of cover
AKA all of the above
in the absence of local requirements the recommended minimum distance between a tank
excavation and adjacent structures or property lines is how many feet? - CORRECT
ANSWER- 5 feet
reinforcement of a steel underground tank may be required by the tank manufacturer if -
CORRECT ANSWER- the burial depth is greater than the tank diameter
according to FRP tank manufacturers specifications the burial depth for an FRP tank should
not exceed how many feet? - CORRECT ANSWER- 7 feet
when installing a cathodically protected steel tank you should - CORRECT ANSWER- make
sure the excavation is free from material that could cause damage to the coating
when installing dielectric bushings in a cathodically protected steel tank prior to placing the
tank in the excavation you should - CORRECT ANSWER- make sure that no electric current
can pass through the dielectric flanges or bushings
industry codes as well as the specifications of individual manufacturers do not entirely agree
as to the minimum space that should be maintained between tanks and stalled in stable soil
conditions. what ranges of minimum spacing between tanks derived from various industry
codes and manufacture specifications which range is most accurate. - CORRECT ANSWER-
from 12 inches to 24 inches
acceptable bedding material for steel tanks include.... - CORRECT ANSWER- clean washed
well granulated gravel sand or Rock between 1/8 inch and 1/2 inch in size
pea gravel with a minimum diameter of 1/8 inch and a maximum diameter of 3/4 inch
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