NFPA99 Medical Gas 2024-2025 Edition.
Real Questions and Correct, Verified
Answers. Graded A+
A document in which the main text contains only mandatory provisions. Non mandatory
provisions are located in the appendix or annex. This is the NFPA 99 definition of what?
- ANSStandard
A gauge exceeding 200 psi in a piping system is defined as which?
High pressure
Intermediate pressure
Absolute pressure
Atmospheric pressure - ANSHigh pressure
A manual reset local alarm that indicates when the capacity of the instrument air central
supply system not in use is less than the equivalent capacity of - ANSOne compressor
A medical air proportioning system shall have a minimum of how many recorders in
order to record system performance and air quality for a period of no less than 24 hours.
- ANS1
A shut off valve shall be placed at the immediate connection of each ______ system to
the distribution piping system. What is the name given to the valve? - ANSSource valve
After a final tie - In on an active vacuum system , each vacuum joints shall be tested
with a leak detector or other means that will allow detectant on an active vacuum
system . - ANSUltrasonic
After completion of installer performed tests, the code allows for which of these methods
to determine no cross connection exists?
Individual pressurization to 150 psi
Individual pressurization/pressure differential
Pressure differential to 30 psi above normal operating pressure
None of the above - ANSIndividual pressurization/pressure differential
After the final tie-in each joint shall be leak tested by the source gas. New work and the
existing system at the normal operating pressure shall be leak checked with a leak
detectant that is safe for use with oxygen and does NOT contain _______________ -
ANSAmmonia
After the piping system, the blow down test shall be done. Then the installer must
perform which of the following test? - ANSInitial pressure test
, Alarm panels and shutoff valves labeling shall be ____________ when modifications
are made, changing the areas serviced - ANSUpdated
Alarm switches and sensors shall be installed as to be ______ and accessible for
service and testing. - ANSRemovable
All gas outlets with gauge pressure of 345 kPa (50 psi), including, but not limited to,
oxygen, nitrous oxide, medical air, and carbon dioxide, shall deliver 100 SLPM (3.5
SCFM) with a pressure drop of not more than 35 kPa (______) and static pressure of
345 kPa to 380 kPa (50psi to 55 psi) - ANS5 psi
All master, area and local alarm systems shall include separate _____ indicators for
each condition monitored. - ANSVisual
All valves except valves zone valve box assemblies shall be secrured by any of the
following means - ANSResponsible facility authority
All valves except valves zone valve box assemblies shall be secrured by any of the
following means?
Located in secure areas
Locked or latched in their operating positions
Located above ceiling, but remaining accessible and not obstructed
Any of the above - ANSAny of the above
Anesthetizing locations where moderate sedation, deep sedation or general anesthesia
is administered what alarm panel would monitor these locations? - ANSArea alarm
panel
Area alarm panels for medical gas systems shall indicate when line pressure in the area
being monitored increases or decreases ______% - ANS20%
Area alarms shall be tested to verify the warning signals for all vital life support and
critical care areas if the pressure in the piping system increases or decreases by
_______ - ANS20%
Areas for anesthetizing gas delivery shall have area alarm pressure sensors installed on
the _ side of the individual room zone valve box assembly? - ANSSource or patient
At the sample port a demand of approximated 25% load shall be created to cause the
compressors to cycle on and off continuously and the dryers to operate for the ______
period. - ANS12 hour
Before the piping system is put into use, who is responsible for the ascertaining that the
gas delivered to the outlet/inlet has the proper labels and connecting fittings. -
ANSFacility authority
Real Questions and Correct, Verified
Answers. Graded A+
A document in which the main text contains only mandatory provisions. Non mandatory
provisions are located in the appendix or annex. This is the NFPA 99 definition of what?
- ANSStandard
A gauge exceeding 200 psi in a piping system is defined as which?
High pressure
Intermediate pressure
Absolute pressure
Atmospheric pressure - ANSHigh pressure
A manual reset local alarm that indicates when the capacity of the instrument air central
supply system not in use is less than the equivalent capacity of - ANSOne compressor
A medical air proportioning system shall have a minimum of how many recorders in
order to record system performance and air quality for a period of no less than 24 hours.
- ANS1
A shut off valve shall be placed at the immediate connection of each ______ system to
the distribution piping system. What is the name given to the valve? - ANSSource valve
After a final tie - In on an active vacuum system , each vacuum joints shall be tested
with a leak detector or other means that will allow detectant on an active vacuum
system . - ANSUltrasonic
After completion of installer performed tests, the code allows for which of these methods
to determine no cross connection exists?
Individual pressurization to 150 psi
Individual pressurization/pressure differential
Pressure differential to 30 psi above normal operating pressure
None of the above - ANSIndividual pressurization/pressure differential
After the final tie-in each joint shall be leak tested by the source gas. New work and the
existing system at the normal operating pressure shall be leak checked with a leak
detectant that is safe for use with oxygen and does NOT contain _______________ -
ANSAmmonia
After the piping system, the blow down test shall be done. Then the installer must
perform which of the following test? - ANSInitial pressure test
, Alarm panels and shutoff valves labeling shall be ____________ when modifications
are made, changing the areas serviced - ANSUpdated
Alarm switches and sensors shall be installed as to be ______ and accessible for
service and testing. - ANSRemovable
All gas outlets with gauge pressure of 345 kPa (50 psi), including, but not limited to,
oxygen, nitrous oxide, medical air, and carbon dioxide, shall deliver 100 SLPM (3.5
SCFM) with a pressure drop of not more than 35 kPa (______) and static pressure of
345 kPa to 380 kPa (50psi to 55 psi) - ANS5 psi
All master, area and local alarm systems shall include separate _____ indicators for
each condition monitored. - ANSVisual
All valves except valves zone valve box assemblies shall be secrured by any of the
following means - ANSResponsible facility authority
All valves except valves zone valve box assemblies shall be secrured by any of the
following means?
Located in secure areas
Locked or latched in their operating positions
Located above ceiling, but remaining accessible and not obstructed
Any of the above - ANSAny of the above
Anesthetizing locations where moderate sedation, deep sedation or general anesthesia
is administered what alarm panel would monitor these locations? - ANSArea alarm
panel
Area alarm panels for medical gas systems shall indicate when line pressure in the area
being monitored increases or decreases ______% - ANS20%
Area alarms shall be tested to verify the warning signals for all vital life support and
critical care areas if the pressure in the piping system increases or decreases by
_______ - ANS20%
Areas for anesthetizing gas delivery shall have area alarm pressure sensors installed on
the _ side of the individual room zone valve box assembly? - ANSSource or patient
At the sample port a demand of approximated 25% load shall be created to cause the
compressors to cycle on and off continuously and the dryers to operate for the ______
period. - ANS12 hour
Before the piping system is put into use, who is responsible for the ascertaining that the
gas delivered to the outlet/inlet has the proper labels and connecting fittings. -
ANSFacility authority
