100% CORRECT!!
, Obstruction investigations should be recommended when which three situations occur?
(Choose three.)
after extended period of being shut down and returned to service
drains or inspector tests plugged by foreign material
lack of regular inspections
obstructive material observed during drain test - ANSWER abd
Which of the following steps need to be performed by the impairment coordinator if
impairment will keep a system out of service for more than 10 hours in a 24-hour
period?
evacuation of the building or portion of the building affected by the system out of
service, establishment of a temporary water supply, establishment of an approved fire
watch
inform the owner of the responsibility to make appropriate repairs to the system
the property owner or designated representative, insurance carrier, alarm company, and
other authorities have been advised that protection has been restored
a tag shall be posted at each fire department connection and the system control valve,
and other locations required by the Authority Having Jurisdiction (AHJ), indicating which
system, or part thereof, has been removed from service - ANSWER a
The owner of a property being inspected asks for verification that the racks being added
will be adequately protected by the existing system, because the type of storage has not
changed.What should be done?
agree with the owner because the commodity has not changed
tell the owner that larger pipe sizes are needed to adapt for the new racks
tell the owner that sprinklers need to be installed in the racks
tell the owner to contact an engineer to evaulate the changes since verifying the
adequacy of the system design falls outside the scope of NFPA 25 - ANSWER d
Before servicing a dry system air compressor, which device could be used to safely
determine that power is not being supplied to the compressor?
fire alarm control panel
refractometer
RPM meter
voltage meter - ANSWER d
How often does the interior of a water storage tank, which was protected from corrosion,
require inspection?
monthly
annually
3 years