G-22 FDNY/ Certification of Fitness G-22 Use of Liquefied
Petroleum Gas or Compressed Natural Gas Exam 2023
Complete
Amounts of LPG & CNG where permit is required
16.4 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?
Indoors
What temperature can cause pressure inside a container to increase to an unsafe
level?
125°F
What must be used to shield containers that are exposed to hot air blown by a
heating appliance?
A protective partition
Control Valve
On top of each container.
Controls the discharge of the contents of the container.
Must be opened by hand
Hoses
Should be as short as possible
Cannot exceed 30 feet
When used inside the hose cannot pass through any partitions/floors/walls/ceilings
The use of nonmetallic pipe tubing or hose for permanently interconnecting
containers is prohibited
If containers need to be moved between floors
Use an elevator if possible
When can containers be transported in vehicles?
When they are approved vehicles
When the quantity of gas is less than 400 SCF
Containers should be kept away from
Sources of ignition
Extreme temps
Corrosives
Falling objects
Public tampering
Places where it may fall
Which liquids are considered LPG
Propane (most common)
Propylene
Petroleum Gas or Compressed Natural Gas Exam 2023
Complete
Amounts of LPG & CNG where permit is required
16.4 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?
Indoors
What temperature can cause pressure inside a container to increase to an unsafe
level?
125°F
What must be used to shield containers that are exposed to hot air blown by a
heating appliance?
A protective partition
Control Valve
On top of each container.
Controls the discharge of the contents of the container.
Must be opened by hand
Hoses
Should be as short as possible
Cannot exceed 30 feet
When used inside the hose cannot pass through any partitions/floors/walls/ceilings
The use of nonmetallic pipe tubing or hose for permanently interconnecting
containers is prohibited
If containers need to be moved between floors
Use an elevator if possible
When can containers be transported in vehicles?
When they are approved vehicles
When the quantity of gas is less than 400 SCF
Containers should be kept away from
Sources of ignition
Extreme temps
Corrosives
Falling objects
Public tampering
Places where it may fall
Which liquids are considered LPG
Propane (most common)
Propylene
