icc decommissioning (U2) Exam || Most Recent Exam Actual Complete Real Exam Questions And Correct Answers (Verified Answers) Already Graded A+ | Guaranteed Success!! | Newest Exam | Just Released!!

icc decommissioning (U2) Exam || Most Recent Exam 2026
-2027 Actual Complete Real Exam Questions And Correct
Answers (Verified Answers) Already Graded A+ |
Guaranteed Success!! | Newest Exam | Just
Released!!




owners/ operators must notify the state implementing agency
___ days prior to
a permanent closure - ANSWER -30 day notice and 24 hour
verbal notice prior
to breaking
concrete
when discharging vapors from a tank you must be? - ANSWER
-12' above grade
3' above adjacent roof lines.
5' above the highest projection of canopy (if vent line is
attached to canopy) 15' from any power or ventilation system.


when Inerting a tank what should be used? - ANSWER -Oxygen
indicator.


when inheriting oxygen levels should be less then? -
ANSWER -5% or less
should be obtained before
closure begins

, when using dry ice to inert a tank you should never? - ANSWER
-put dry ice in
drop
tube.


1.5 Ibs of dry ice should be used for? - ANSWER -each 100
gallons of tank
capacity.


a tank is never safe to remove unless the oxygen reading is? -
ANSWER -5% or
lower




when inerting a tank with nitrogen. - ANSWER -allow gas to flow
into bottom of
tank at a slow rate. bond
ground bottle


when inerting a tank with nitrogen a pressure gauge should be
installed to make
sure pressure does not exceed -
ANSWER -5psi


when inerting a tank what meter should be used? - ANSWER -
oxygen indicator