Page 1 of 34
S12 Supervision of Sprinkler Systems Exam (Latest 2025
Update) Questions and Verified Answers | 100%
Correct | Grade A
Personally Supervised .....ANSWER.....Inspection, testing, servicing,
and other maintenance of sprinkler systems must be --
3 years .....ANSWER.....A detailed record of inspections, tests,
and maintenance should be kept for at least --
Hydrostatic Pressure Test .....ANSWER.....To demonstrate
suitability for Fire Dept. use, connections to sprinkler systems shall
be subject to a ---
Master Fire Suppression Piping Contractor in the presence of a
Fire Dept. representative. .....ANSWER.....A hydrostatic pressure
test shall be arranged by the -----
,Page 2 of 34
Maintains records of all system inspections, tests, servicing, and
other maintenance for the OOS protection system.
.....ANSWER.....Impairment Coordinator
When a fire protection system is scheduled to be placed out of
service for inspection, testing, etc. & not affecting more than 1
floor .....ANSWER.....Planned Removal From Service
Continuously patrol the out of service area, Be provided with an
approved means of notification, Immediately report fire, & Be
trained in use of fire extinguishers .....ANSWER.....When a Fire
Protection System is OOS, Fire Watch personnel must:
Sprinkler or Fire Alarm system is or will be OOS on more than
one floor, The system needs to be out of service longer than 8
hours, & One or more fire protection systems in the area will also
be out of service at the same time. .....ANSWER.....Notification of
OOS conditions shall be made to Fire Dept. in the following
cases:
,Page 3 of 34
Report the defect to the owner. If it's not repaired within 30 days
it shall be deemed an Impairment and reported in writing to the
Fire Dept. .....ANSWER.....What should a CoF Holder do if they
observe a minor defect not presenting a serious safety hazard?
Fire Dept. connections, System control valves, & Fire command
center or a visible location in the building lobby
.....ANSWER.....OOS systems shall be identified by placing a tag
at each of the following locations:
indicate which system or part thereof is out of service
.....ANSWER.....Impairment Coordinators or building owners shall
ensure Tags are placed to--
A tag indicates a system,or portion, is OOS. Tags shall be placed
at the main control valve and any closed sectional valves serving
areas affected .....ANSWER.....Tag Requirement
, Page 4 of 34
The area affected, Description of condition, Occupancy
Classification, CoF #, and Estimated time until system is
operational .....ANSWER.....What is indicated on each Tag?
Shall be posted on the tag indicating the static and flow
pressures before and after the system was placed OOS
.....ANSWER.....Drain Test Results
Placed on the main control valve if no impairment is found in the
entire system .....ANSWER.....Green Tag
A system is Fully OOS .....ANSWER.....What does a White Disc
indicate?
Placed at main control valve & Indicates the company name,
date of removal from service,and anticipated return to service
date .....ANSWER.....Red Tag - Fully Out of Service System:
A system is Partially OOS .....ANSWER.....What does a Blue Disc
indicate?
S12 Supervision of Sprinkler Systems Exam (Latest 2025
Update) Questions and Verified Answers | 100%
Correct | Grade A
Personally Supervised .....ANSWER.....Inspection, testing, servicing,
and other maintenance of sprinkler systems must be --
3 years .....ANSWER.....A detailed record of inspections, tests,
and maintenance should be kept for at least --
Hydrostatic Pressure Test .....ANSWER.....To demonstrate
suitability for Fire Dept. use, connections to sprinkler systems shall
be subject to a ---
Master Fire Suppression Piping Contractor in the presence of a
Fire Dept. representative. .....ANSWER.....A hydrostatic pressure
test shall be arranged by the -----
,Page 2 of 34
Maintains records of all system inspections, tests, servicing, and
other maintenance for the OOS protection system.
.....ANSWER.....Impairment Coordinator
When a fire protection system is scheduled to be placed out of
service for inspection, testing, etc. & not affecting more than 1
floor .....ANSWER.....Planned Removal From Service
Continuously patrol the out of service area, Be provided with an
approved means of notification, Immediately report fire, & Be
trained in use of fire extinguishers .....ANSWER.....When a Fire
Protection System is OOS, Fire Watch personnel must:
Sprinkler or Fire Alarm system is or will be OOS on more than
one floor, The system needs to be out of service longer than 8
hours, & One or more fire protection systems in the area will also
be out of service at the same time. .....ANSWER.....Notification of
OOS conditions shall be made to Fire Dept. in the following
cases:
,Page 3 of 34
Report the defect to the owner. If it's not repaired within 30 days
it shall be deemed an Impairment and reported in writing to the
Fire Dept. .....ANSWER.....What should a CoF Holder do if they
observe a minor defect not presenting a serious safety hazard?
Fire Dept. connections, System control valves, & Fire command
center or a visible location in the building lobby
.....ANSWER.....OOS systems shall be identified by placing a tag
at each of the following locations:
indicate which system or part thereof is out of service
.....ANSWER.....Impairment Coordinators or building owners shall
ensure Tags are placed to--
A tag indicates a system,or portion, is OOS. Tags shall be placed
at the main control valve and any closed sectional valves serving
areas affected .....ANSWER.....Tag Requirement
, Page 4 of 34
The area affected, Description of condition, Occupancy
Classification, CoF #, and Estimated time until system is
operational .....ANSWER.....What is indicated on each Tag?
Shall be posted on the tag indicating the static and flow
pressures before and after the system was placed OOS
.....ANSWER.....Drain Test Results
Placed on the main control valve if no impairment is found in the
entire system .....ANSWER.....Green Tag
A system is Fully OOS .....ANSWER.....What does a White Disc
indicate?
Placed at main control valve & Indicates the company name,
date of removal from service,and anticipated return to service
date .....ANSWER.....Red Tag - Fully Out of Service System:
A system is Partially OOS .....ANSWER.....What does a Blue Disc
indicate?
