NFPA 99 MEDGAS FOR 6010
INSTALLER WITH CORRECT
SOLUTIONS
25 ppm - ANSWER-The ppm gaseous hydrocarbons in the medical air system shall be
less than?
32 degrees F - ANSWER-At any level of demand, the medical air dryers shall provide
air with a dew point below this temperature?
medical air compressors - ANSWER-Which of the following is NOT permitted to have
the system supply source located outside?
A. vacuum pumps
B. manifolds for gas cylinders
C. instrument air compressors
D. medical air compressors
duplexed - ANSWER-Regulators, filters, and dryers shall be sized to meet the peak
calculated demand. The piping format for these items shall be at a minimum?
Authority Having Jurisdiction (AHJ) - ANSWER-They can allow an existing system,
which is not in compliance with the NFPA 99 Code to remain in service.
pressure regulator - ANSWER-Medical air supply systems operating at different
pressures shall be provided with?
unusable - ANSWER-The removal of the outlet connection on a cryogenic liquid
container will cause the container to become?
laboratory - ANSWER-A building, space, room, or group of rooms intended to serve
activities involving procedures for investigation, diagnosis, or treatment in which
flammable, combustible, or oxidizing materials are to be used.
20 degrees F - ANSWER-Carbon dioxide and nitrous oxide cylinders shall be kept from
reaching temperatures below _____.
-22 degrees F - ANSWER-The master alarm shall activate when the instrument air
compressor dew point temperature exceeds _____.
Category 1 - ANSWER-In this space, alarm sensors shall be installed on the patient's
side of each individual zone valve box.
,patient care vicinity - ANSWER-The locations within 6' of the patient's bed and 7'-6"
from the ceiling, where examinations take place?
high water level - ANSWER-Where liquid ring compressors for medical air are used, the
air receiver shall have a local alarm which will shut down the system due to?
Category 4 Space - ANSWER-An area where failure of a system is not likely to cause
any physical impact on a patient.
hyperbaric facility - ANSWER-Building or structure, used to house hyperbaric chambers
for medical applications and procedures at pressures above normal atmospheric
pressure.
area alarm - ANSWER-The warning system that provides a continuous visible and
audible vigilant watch on Category 1 & Category 2 piping systems.
500 - ANSWER-Moisture concentration of the outlet testing during the verifier purity test
shall not exceed how many ppm?
local alarm - ANSWER-This alarm shall be triggered once the backup instrument air
compressor is energized.
1000 degrees F - ANSWER-The components which make up surface mounted medical
gas rails shall have a melting point of no less than _____.
10 - ANSWER-When the carbon monoxide level in a medical air system exceeds this
ppm level, the local alarm is triggered.
5 ppm - ANSWER-The most remote outlet & the source gas undergo the verifiers piping
purity test. The ppm non-methane variation between the two shall not exceed?
hospital - ANSWER-Building used on a 24-hour basis for medical, psychiatric, or
surgical care of 4 or more patients.
35 degrees F - ANSWER-The master alarm shall activate when the medical air dew
point goes above this temperature.
patient care space - ANSWER-The location where a person would undergo medical
care or treatment in a health care facility.
hypobaric facility - ANSWER-Building or structure used to house hypobaric chambers
for medical applications and procedures at pressures below atmospheric pressure.
8 hours - ANSWER-Copper joints that have been cleaned for brazing shall be used
within this time frame?
, Category 3 - ANSWER-The activities, systems, or equipment whose failure is not likely
to cause injury to patients, staff, or visitors, but can cause discomfort is _____.
reserve supply - ANSWER-The default supply of the central supply piping system is the
_____.
100 degrees F - ANSWER-Combustible liquids in medical gas systems are those which
have a flash point at or above this temperature?
atmosphere absolute - ANSWER-The pressure of the Earth's atmosphere, 14.7 is
_____.
bulk system - ANSWER-An assembly of equipment for supplying compressed gas, that
terminates where the gas, at service pressure, first enters the main line.
area of administration - ANSWER-Any point within a room, 15' of oxygen equipment.
main lines - ANSWER-The piping that connects the source to the risers or branches, or
both.
riser - ANSWER-The vertical pipe connecting the system main line(s) with the branch
lines on various levels of the faility.
NFPA 99 - ANSWER-The Building Code of Fire Code adopted by the jurisdiction.
atmosphere - ANSWER-The pressure exerted by and gaseous composition of, an
environment.
Micro-Bulk Cryogenic Fluid Central Supply System - ANSWER-A cryogenic fluid central
supply system with a storage capacity of less than or equal to 20,000 cubic feet.
Category 1 - ANSWER-The activities, systems, or equipment whose faliure is likely to
cause major injury or death to patients, staff, or visitors.
23.5% - ANSWER-Maximum oxygen percentage in a medical air proportioning system
shall be no higher than?
4 hours - ANSWER-Orbital welded test coupons shall be inspected at the start of work
and at a minimum of how many hours thereafter?
20% - ANSWER-The master alarm will activate when the medical gas line normal
pressure increases/decreases by this percentage.
supply source - ANSWER-The section of the central supply system that acts as a self-
contained supply.
INSTALLER WITH CORRECT
SOLUTIONS
25 ppm - ANSWER-The ppm gaseous hydrocarbons in the medical air system shall be
less than?
32 degrees F - ANSWER-At any level of demand, the medical air dryers shall provide
air with a dew point below this temperature?
medical air compressors - ANSWER-Which of the following is NOT permitted to have
the system supply source located outside?
A. vacuum pumps
B. manifolds for gas cylinders
C. instrument air compressors
D. medical air compressors
duplexed - ANSWER-Regulators, filters, and dryers shall be sized to meet the peak
calculated demand. The piping format for these items shall be at a minimum?
Authority Having Jurisdiction (AHJ) - ANSWER-They can allow an existing system,
which is not in compliance with the NFPA 99 Code to remain in service.
pressure regulator - ANSWER-Medical air supply systems operating at different
pressures shall be provided with?
unusable - ANSWER-The removal of the outlet connection on a cryogenic liquid
container will cause the container to become?
laboratory - ANSWER-A building, space, room, or group of rooms intended to serve
activities involving procedures for investigation, diagnosis, or treatment in which
flammable, combustible, or oxidizing materials are to be used.
20 degrees F - ANSWER-Carbon dioxide and nitrous oxide cylinders shall be kept from
reaching temperatures below _____.
-22 degrees F - ANSWER-The master alarm shall activate when the instrument air
compressor dew point temperature exceeds _____.
Category 1 - ANSWER-In this space, alarm sensors shall be installed on the patient's
side of each individual zone valve box.
,patient care vicinity - ANSWER-The locations within 6' of the patient's bed and 7'-6"
from the ceiling, where examinations take place?
high water level - ANSWER-Where liquid ring compressors for medical air are used, the
air receiver shall have a local alarm which will shut down the system due to?
Category 4 Space - ANSWER-An area where failure of a system is not likely to cause
any physical impact on a patient.
hyperbaric facility - ANSWER-Building or structure, used to house hyperbaric chambers
for medical applications and procedures at pressures above normal atmospheric
pressure.
area alarm - ANSWER-The warning system that provides a continuous visible and
audible vigilant watch on Category 1 & Category 2 piping systems.
500 - ANSWER-Moisture concentration of the outlet testing during the verifier purity test
shall not exceed how many ppm?
local alarm - ANSWER-This alarm shall be triggered once the backup instrument air
compressor is energized.
1000 degrees F - ANSWER-The components which make up surface mounted medical
gas rails shall have a melting point of no less than _____.
10 - ANSWER-When the carbon monoxide level in a medical air system exceeds this
ppm level, the local alarm is triggered.
5 ppm - ANSWER-The most remote outlet & the source gas undergo the verifiers piping
purity test. The ppm non-methane variation between the two shall not exceed?
hospital - ANSWER-Building used on a 24-hour basis for medical, psychiatric, or
surgical care of 4 or more patients.
35 degrees F - ANSWER-The master alarm shall activate when the medical air dew
point goes above this temperature.
patient care space - ANSWER-The location where a person would undergo medical
care or treatment in a health care facility.
hypobaric facility - ANSWER-Building or structure used to house hypobaric chambers
for medical applications and procedures at pressures below atmospheric pressure.
8 hours - ANSWER-Copper joints that have been cleaned for brazing shall be used
within this time frame?
, Category 3 - ANSWER-The activities, systems, or equipment whose failure is not likely
to cause injury to patients, staff, or visitors, but can cause discomfort is _____.
reserve supply - ANSWER-The default supply of the central supply piping system is the
_____.
100 degrees F - ANSWER-Combustible liquids in medical gas systems are those which
have a flash point at or above this temperature?
atmosphere absolute - ANSWER-The pressure of the Earth's atmosphere, 14.7 is
_____.
bulk system - ANSWER-An assembly of equipment for supplying compressed gas, that
terminates where the gas, at service pressure, first enters the main line.
area of administration - ANSWER-Any point within a room, 15' of oxygen equipment.
main lines - ANSWER-The piping that connects the source to the risers or branches, or
both.
riser - ANSWER-The vertical pipe connecting the system main line(s) with the branch
lines on various levels of the faility.
NFPA 99 - ANSWER-The Building Code of Fire Code adopted by the jurisdiction.
atmosphere - ANSWER-The pressure exerted by and gaseous composition of, an
environment.
Micro-Bulk Cryogenic Fluid Central Supply System - ANSWER-A cryogenic fluid central
supply system with a storage capacity of less than or equal to 20,000 cubic feet.
Category 1 - ANSWER-The activities, systems, or equipment whose faliure is likely to
cause major injury or death to patients, staff, or visitors.
23.5% - ANSWER-Maximum oxygen percentage in a medical air proportioning system
shall be no higher than?
4 hours - ANSWER-Orbital welded test coupons shall be inspected at the start of work
and at a minimum of how many hours thereafter?
20% - ANSWER-The master alarm will activate when the medical gas line normal
pressure increases/decreases by this percentage.
supply source - ANSWER-The section of the central supply system that acts as a self-
contained supply.
