G-22 FDNY/ Certification of Fitness G-22 Use of
Liquefied Petroleum Gas or Compressed Natural Gas
Exam (All 55 Q&A)
Amounts of LPG & CNG where permit is required - ANSWER16.4 oz and 8.7 SCF
Portable LPG AND CNG containers with a capacity greater than 16.4 oz 8.7 SCF
CANNOT be stored where? - ANSWERIndoors
What temperature can cause pressure inside a container to increase to an unsafe
level? - ANSWER125°F
What must be used to shield containers that are exposed to hot air blown by a
heating appliance? - ANSWERA protective partition
Control Valve - ANSWEROn top of each container.
Controls the discharge of the contents of the container.
Must be opened by hand
Hoses - ANSWERShould be as short as possible
Cannot exceed 30 feet
When used inside the hose cannot pass through any partitions/floors/walls/ceilings
If containers need to be moved between floors - ANSWERUse an elevator if possible
When can containers be transported in vehicles? - ANSWERWhen they are approved
vehicles
When the quantity of gas is less than 400 SCF
Containers should be kept away from - ANSWERSources of ignition
Extreme temps
Corrosives
Falling objects
Public tampering
Places where it may fall
Which liquids are considered LPG - ANSWERPropane (most common)
Propylene
Butane (most common)
Butylene
Liquefied Petroleum Gas or Compressed Natural Gas
Exam (All 55 Q&A)
Amounts of LPG & CNG where permit is required - ANSWER16.4 oz and 8.7 SCF
Portable LPG AND CNG containers with a capacity greater than 16.4 oz 8.7 SCF
CANNOT be stored where? - ANSWERIndoors
What temperature can cause pressure inside a container to increase to an unsafe
level? - ANSWER125°F
What must be used to shield containers that are exposed to hot air blown by a
heating appliance? - ANSWERA protective partition
Control Valve - ANSWEROn top of each container.
Controls the discharge of the contents of the container.
Must be opened by hand
Hoses - ANSWERShould be as short as possible
Cannot exceed 30 feet
When used inside the hose cannot pass through any partitions/floors/walls/ceilings
If containers need to be moved between floors - ANSWERUse an elevator if possible
When can containers be transported in vehicles? - ANSWERWhen they are approved
vehicles
When the quantity of gas is less than 400 SCF
Containers should be kept away from - ANSWERSources of ignition
Extreme temps
Corrosives
Falling objects
Public tampering
Places where it may fall
Which liquids are considered LPG - ANSWERPropane (most common)
Propylene
Butane (most common)
Butylene
