PROPANE PRACTICE TESTS (Latest Update
) 100% Correct Questions &
Answer
All cylinders used in industrial truck service shall have the container pressure relief
valve replaced with a new valve within __________ of the date of manufacture. - Correct
answer 12 years
Cylinders of 1,000 lbs water capacity or less shall incorporate protection against
physical damage to cylinders appurtenances by the use of _________. - Correct answer
A ventilated cap or collar
A cylinder with a (an) ____________, even if it appears to be undamaged, shall NOT be
refilled until it is requalified by the methods prescribed in DOT regulations. - Correct
answer Expired requalification date
Integral two-stage regulators __________ incorporate an integral pressure relief valve
in the high pressure regulator portion of the unit. - Correct answer Shall NOT
,___________ is permitted for piping. - Correct answer Wrought iron pipe
Emergency shutoff valves that incorporate an automatic shutoff with a fusible element
shall have a melting point NOT exceeding ________. - Correct answer 250 degrees
Fahrenheit
A ___________ shall be installed in each section of piping and hose in which liquid LP-
Gas can be isolated between shutoff valves so as to relieve the pressure that could
develop from the trapped liquid to a safe atmosphere or product retaining section. -
Correct answer Hydrostatic relief valve
Emergency shutoff valves shall have _________ means of closing. - Correct answer 3
Which of the following choices is NOT one of the means of closing the emergency
shutoff valve? - Correct answer Manual shutoff from a satellite orbiting the earth
,Containers (other than aluminum) shall be ________ when they have been involved in a
fire and show no distortion before being used or reinstalled. - Correct answer
Requalified
Single-stage regulators shall have a maximum outlet pressure setting of _______. -
Correct answer 1.0 psig
A ___________ is a compartment or chamber to which one or more ducts are connected
and that forms part of the air distribution system. - Correct answer Plenum
Listed __________ installed on combustible floors shall be listed for such installation. -
Correct answer Gas-fired toilets
Gas piping inside any building shall NOT be installed in or through a ______________,
chimney, gas vent, air duct, other than combustion air ducts. - Correct answer 1.
Clothes chute
2. Dumbwaiter
3. Elevator shaft
, A chimney for residential-type gas appliances shall extend at least ___________ above
the highest point where it passes through a roof of a building. - Correct answer 3 feet
Type B-W gas vent shall terminate at least ___________ in vertical height above the
bottom of the wall furnace. - Correct answer 12 feet
Single-wall metal pipe shall extend at least _________ above the highest point where it
passes through a roof of a building and at least ___________ higher than any portion of a
building within a horizontal distance of __________. - Correct answer 2 feet, 2 feet, 10
feet
Mechanical draft venting systems of other than direct-vent type shall terminate at
least _____ below, __________ horizontally from, or _________ above any door, operable
window, or gravity air inlet into any building. - Correct answer 4 feet, 4 feet, 1 foot
A chimney shall extend at least _________ above the highest connected equipment draft
hood outlet or flue collar. - Correct answer 5 feet
) 100% Correct Questions &
Answer
All cylinders used in industrial truck service shall have the container pressure relief
valve replaced with a new valve within __________ of the date of manufacture. - Correct
answer 12 years
Cylinders of 1,000 lbs water capacity or less shall incorporate protection against
physical damage to cylinders appurtenances by the use of _________. - Correct answer
A ventilated cap or collar
A cylinder with a (an) ____________, even if it appears to be undamaged, shall NOT be
refilled until it is requalified by the methods prescribed in DOT regulations. - Correct
answer Expired requalification date
Integral two-stage regulators __________ incorporate an integral pressure relief valve
in the high pressure regulator portion of the unit. - Correct answer Shall NOT
,___________ is permitted for piping. - Correct answer Wrought iron pipe
Emergency shutoff valves that incorporate an automatic shutoff with a fusible element
shall have a melting point NOT exceeding ________. - Correct answer 250 degrees
Fahrenheit
A ___________ shall be installed in each section of piping and hose in which liquid LP-
Gas can be isolated between shutoff valves so as to relieve the pressure that could
develop from the trapped liquid to a safe atmosphere or product retaining section. -
Correct answer Hydrostatic relief valve
Emergency shutoff valves shall have _________ means of closing. - Correct answer 3
Which of the following choices is NOT one of the means of closing the emergency
shutoff valve? - Correct answer Manual shutoff from a satellite orbiting the earth
,Containers (other than aluminum) shall be ________ when they have been involved in a
fire and show no distortion before being used or reinstalled. - Correct answer
Requalified
Single-stage regulators shall have a maximum outlet pressure setting of _______. -
Correct answer 1.0 psig
A ___________ is a compartment or chamber to which one or more ducts are connected
and that forms part of the air distribution system. - Correct answer Plenum
Listed __________ installed on combustible floors shall be listed for such installation. -
Correct answer Gas-fired toilets
Gas piping inside any building shall NOT be installed in or through a ______________,
chimney, gas vent, air duct, other than combustion air ducts. - Correct answer 1.
Clothes chute
2. Dumbwaiter
3. Elevator shaft
, A chimney for residential-type gas appliances shall extend at least ___________ above
the highest point where it passes through a roof of a building. - Correct answer 3 feet
Type B-W gas vent shall terminate at least ___________ in vertical height above the
bottom of the wall furnace. - Correct answer 12 feet
Single-wall metal pipe shall extend at least _________ above the highest point where it
passes through a roof of a building and at least ___________ higher than any portion of a
building within a horizontal distance of __________. - Correct answer 2 feet, 2 feet, 10
feet
Mechanical draft venting systems of other than direct-vent type shall terminate at
least _____ below, __________ horizontally from, or _________ above any door, operable
window, or gravity air inlet into any building. - Correct answer 4 feet, 4 feet, 1 foot
A chimney shall extend at least _________ above the highest connected equipment draft
hood outlet or flue collar. - Correct answer 5 feet
