2024 NFPA 99 HW 6 QUESTIONS WITH
CORRECT ANSWERS
Each station outlet/inlet for medical gas or vacuum shall be ____________.
Interchangeable
Gas-specific
Threaded
Quick-couple - ANSWERSGas-specific
Factory installed copper inlets on station outlets and station inlets is extending no more
than 8" inch long. What is the minimum inside diameter on station
outlets_____________?
1/4 nps (.3)inch
3/8 nps (.3)inch
3/8 nps (.4)inch
1/4 nps (.4)inch - ANSWERS1/4 nps (.3)inch
Factory installed tubing on station outlets shall be not less than _________ NPS.
1/8 inch
3/16 inch
1/4 inch
5/16 inch - ANSWERS1/4 inch
Indicators adjacent to master alarm actuators and area alarms shall be labeled to
identify the ________ or ________ symbol for the particular piping system that they
monitor.
Name, chemical
Name, color
, Chemical, pressure
All of the above - ANSWERSName, chemical
MGR assemblies shall connect to the ______ through _______that are brazed to the
pipeline.
Pipeline and fittings
Brazing by pipeline
Pipeline by brazing
Fittings by brazing - ANSWERSPipeline and fittings
Manufactured assemblies employing flexible hose shall have the minimum burst
pressure of____________?
1200 psig
1500 psig
1000 psig
none of the above - ANSWERS1000 psig
Pressure and vacuum indicators shall be readable from a standing position and shall be
provided at the following locations?
Adjacent to the main line initiating device
At or in area alarm panel
Patient side of the zone valve
All of the above - ANSWERSAll of the above
Station outlets that operate at a pressure in excess of __________ shall be either
D.I.S.S. or be designed to relieve pressure prior to removal of adaptor.
50 psi
60 psi
70 psi
CORRECT ANSWERS
Each station outlet/inlet for medical gas or vacuum shall be ____________.
Interchangeable
Gas-specific
Threaded
Quick-couple - ANSWERSGas-specific
Factory installed copper inlets on station outlets and station inlets is extending no more
than 8" inch long. What is the minimum inside diameter on station
outlets_____________?
1/4 nps (.3)inch
3/8 nps (.3)inch
3/8 nps (.4)inch
1/4 nps (.4)inch - ANSWERS1/4 nps (.3)inch
Factory installed tubing on station outlets shall be not less than _________ NPS.
1/8 inch
3/16 inch
1/4 inch
5/16 inch - ANSWERS1/4 inch
Indicators adjacent to master alarm actuators and area alarms shall be labeled to
identify the ________ or ________ symbol for the particular piping system that they
monitor.
Name, chemical
Name, color
, Chemical, pressure
All of the above - ANSWERSName, chemical
MGR assemblies shall connect to the ______ through _______that are brazed to the
pipeline.
Pipeline and fittings
Brazing by pipeline
Pipeline by brazing
Fittings by brazing - ANSWERSPipeline and fittings
Manufactured assemblies employing flexible hose shall have the minimum burst
pressure of____________?
1200 psig
1500 psig
1000 psig
none of the above - ANSWERS1000 psig
Pressure and vacuum indicators shall be readable from a standing position and shall be
provided at the following locations?
Adjacent to the main line initiating device
At or in area alarm panel
Patient side of the zone valve
All of the above - ANSWERSAll of the above
Station outlets that operate at a pressure in excess of __________ shall be either
D.I.S.S. or be designed to relieve pressure prior to removal of adaptor.
50 psi
60 psi
70 psi
