PROPANE PRACTICE TESTS QUESTIONS &
ANSWERS
According to the Two Permanent Openings Method one opening must commence within
____ and one must commence within ___ of the enclosure - Answers :12 inches of the
top 12 inches of the bottom
Room heaters shall NOT be installed in what occupancies? - Answers :Health care and
Residential board and care.
Define a type B-W gas vent: - Answers :It shall not have a listed capacity NOT LESS
than that of the listed vented wall furnace to which it is connected.
Listed vented wall furnaces shall use which type of venting system? - Answers :Type B-
W gas vent
NO portion of a venting system shall extend or pass through any.... - Answers
:Fabricated air duct OR Furnace plenum
Type 1 and Type 2 clothes dryers shall be exhausted to the ________. - Answers
:Outside
Ventilating hoods and exhaust systems shall be ________ installed in commercial
applications and to vent industrial equipment. - Answers :Permitted to vent gas
appliances
What appliances are NOT required to be vented? - Answers :Counter appliances or
Direct gas-fired make-up air heaters
What is the correct spacing of supports for 3/4" or 1" steel pipe? - Answers :Every 8 feet
Regarding indoor combustion air, what method states the minimum volume shall be 50
cube feet per 1000 Btu/hour? - Answers :Standard method
All dispensers shall be installed on what type of foundation? - Answers :Concrete
The number of containers in a building undergoing minor renovations shall NOT exceed
the ________ assigned to using the LP-gas. - Answers :Number of workers and shall
not exceed ______ lbs in size
Aboveground containers shall be ________. - Answers :Painted
All regulators for outdoor installations shall be designed, _______ or protected so that
operation will not be affected by the elements. - Answers :Installed
,The exit terminals of mechanical draft systems shall not be LESS than ___________
when located adjacent to public walkways. - Answers :7 ft above finished ground level
Forced draft systems and all portions of induced draft systems under positive pressure
during operation shall be designed and installed so as to _____________. - Answers
:Prevent leakage of flue gases into the building
Mechanical draft systems shall be _______ . - Answers :Listed
A chimney for residential type or low heat appliances shall extend at least 2 feet higher
than any portion of a building within a horizontal distance of _______. - Answers :10
feet
Category I Vented appliance - Answers :An appliance that operates with a non-positive
vent static pressure and with a vent gas temperature that avoids excessive condensate
production in the vent.
Temperature sensitive elements of emergency shutoff valves shall NOT be ________ . -
Answers :Painted
In a piping system where condensation of vapor can occur, piping shall be _______, or
means shall be provided for re-vaporizing the condensate. - Answers :sloped back to
the container
What is the minimum cover that should be maintained over all underground metallic
piping? - Answers :12 inches
Polyethylene piping systems shall be limited to vapor service not exceeding ________. -
Answers :30 psig
A listed __________ shall be installed at the discharge end of the transfer hose at
vehicle fuel dispensers. - Answers :Quick-acting shutoff valve
Metallic pipe joints shall be permitted to be ____________ using proper pipe and
fittings. - Answers :Welded or Brazed
Flexible metallic connectors shall NOT exceed _________ in overall length when used
with liquid or vapor piping on stationary containers of 2000 gallon w.c. or less. -
Answers :5 feet
Hose length at a motor fuel dispensing station may NOT exceed _____________
unless approved by AHJ. - Answers :18 feet
, Unlisted air-conditioning appliances shall be installed with clearances from combustible
material of NOT less than ____________ above the appliance and at the sides, front,
and rear. - Answers :18 inches
The _______ employed for operating the automatic main gas control valve, automatic
pilot, room temperature thermostat, limit control, other electrical devices used with the
appliances shall be in accordance with the wiring diagrams certified or approved by the
original appliance manufacturer. - Answers :Electrical circuit
The sediment trap shall be installed as close to the inlet of the equipment as practical at
the ___________. - Answers :Time of equipment installation
With regard to the indoor use of nonmetallic gas hose connectors, an equipment shutoff
valve shall be installed where the connector is ________. - Answers :Attached to the
building piping
The cross-sectional area of the common vent shall be _______________ the cross-
sectional area of the largest connector. - Answers :Equal to or greater than
Appliances and equipment shall be furnished either with load distributing bases or with
a sufficient number of ________ to prevent damage to either the building structure or
the appliance and the equipment. - Answers :Supports
___________ shall be located so as NOT to interfere with proper circulation of
combustion, ventilation, and dilution air. - Answers :Appliances
All air handled by a non-circulating direct gas-fired industrial air heaters shall be
___________. - Answers :Ducted directly from outdoors
Gas piping serving heating gas appliances shall be permitted to also serve
_____________ where heating and cooling equipment cannot be operated
simultaneously. - Answers :Cooling equipment
Equipment connected to a piping systemshall have an accessible approved manual
shutoff valve with a ___________. - Answers :Non-displaceable valve member
Steam and hot water boilers, shall be provided with approved ___________ for shutting
down the burner to prevent boiler steam pressure exceeding the maximum allowable
working pressure or temperature. - Answers :Automatic limiting devices
A vertical distance of NOT less than ______ shall be provided between the top of all
food service hot plates and griddles and combustible material. - Answers :48 inches
Listed floor-mounted food service equipment, such as restaraunts, shall be installed at
least _________ from combustible material. - Answers :6 inches
ANSWERS
According to the Two Permanent Openings Method one opening must commence within
____ and one must commence within ___ of the enclosure - Answers :12 inches of the
top 12 inches of the bottom
Room heaters shall NOT be installed in what occupancies? - Answers :Health care and
Residential board and care.
Define a type B-W gas vent: - Answers :It shall not have a listed capacity NOT LESS
than that of the listed vented wall furnace to which it is connected.
Listed vented wall furnaces shall use which type of venting system? - Answers :Type B-
W gas vent
NO portion of a venting system shall extend or pass through any.... - Answers
:Fabricated air duct OR Furnace plenum
Type 1 and Type 2 clothes dryers shall be exhausted to the ________. - Answers
:Outside
Ventilating hoods and exhaust systems shall be ________ installed in commercial
applications and to vent industrial equipment. - Answers :Permitted to vent gas
appliances
What appliances are NOT required to be vented? - Answers :Counter appliances or
Direct gas-fired make-up air heaters
What is the correct spacing of supports for 3/4" or 1" steel pipe? - Answers :Every 8 feet
Regarding indoor combustion air, what method states the minimum volume shall be 50
cube feet per 1000 Btu/hour? - Answers :Standard method
All dispensers shall be installed on what type of foundation? - Answers :Concrete
The number of containers in a building undergoing minor renovations shall NOT exceed
the ________ assigned to using the LP-gas. - Answers :Number of workers and shall
not exceed ______ lbs in size
Aboveground containers shall be ________. - Answers :Painted
All regulators for outdoor installations shall be designed, _______ or protected so that
operation will not be affected by the elements. - Answers :Installed
,The exit terminals of mechanical draft systems shall not be LESS than ___________
when located adjacent to public walkways. - Answers :7 ft above finished ground level
Forced draft systems and all portions of induced draft systems under positive pressure
during operation shall be designed and installed so as to _____________. - Answers
:Prevent leakage of flue gases into the building
Mechanical draft systems shall be _______ . - Answers :Listed
A chimney for residential type or low heat appliances shall extend at least 2 feet higher
than any portion of a building within a horizontal distance of _______. - Answers :10
feet
Category I Vented appliance - Answers :An appliance that operates with a non-positive
vent static pressure and with a vent gas temperature that avoids excessive condensate
production in the vent.
Temperature sensitive elements of emergency shutoff valves shall NOT be ________ . -
Answers :Painted
In a piping system where condensation of vapor can occur, piping shall be _______, or
means shall be provided for re-vaporizing the condensate. - Answers :sloped back to
the container
What is the minimum cover that should be maintained over all underground metallic
piping? - Answers :12 inches
Polyethylene piping systems shall be limited to vapor service not exceeding ________. -
Answers :30 psig
A listed __________ shall be installed at the discharge end of the transfer hose at
vehicle fuel dispensers. - Answers :Quick-acting shutoff valve
Metallic pipe joints shall be permitted to be ____________ using proper pipe and
fittings. - Answers :Welded or Brazed
Flexible metallic connectors shall NOT exceed _________ in overall length when used
with liquid or vapor piping on stationary containers of 2000 gallon w.c. or less. -
Answers :5 feet
Hose length at a motor fuel dispensing station may NOT exceed _____________
unless approved by AHJ. - Answers :18 feet
, Unlisted air-conditioning appliances shall be installed with clearances from combustible
material of NOT less than ____________ above the appliance and at the sides, front,
and rear. - Answers :18 inches
The _______ employed for operating the automatic main gas control valve, automatic
pilot, room temperature thermostat, limit control, other electrical devices used with the
appliances shall be in accordance with the wiring diagrams certified or approved by the
original appliance manufacturer. - Answers :Electrical circuit
The sediment trap shall be installed as close to the inlet of the equipment as practical at
the ___________. - Answers :Time of equipment installation
With regard to the indoor use of nonmetallic gas hose connectors, an equipment shutoff
valve shall be installed where the connector is ________. - Answers :Attached to the
building piping
The cross-sectional area of the common vent shall be _______________ the cross-
sectional area of the largest connector. - Answers :Equal to or greater than
Appliances and equipment shall be furnished either with load distributing bases or with
a sufficient number of ________ to prevent damage to either the building structure or
the appliance and the equipment. - Answers :Supports
___________ shall be located so as NOT to interfere with proper circulation of
combustion, ventilation, and dilution air. - Answers :Appliances
All air handled by a non-circulating direct gas-fired industrial air heaters shall be
___________. - Answers :Ducted directly from outdoors
Gas piping serving heating gas appliances shall be permitted to also serve
_____________ where heating and cooling equipment cannot be operated
simultaneously. - Answers :Cooling equipment
Equipment connected to a piping systemshall have an accessible approved manual
shutoff valve with a ___________. - Answers :Non-displaceable valve member
Steam and hot water boilers, shall be provided with approved ___________ for shutting
down the burner to prevent boiler steam pressure exceeding the maximum allowable
working pressure or temperature. - Answers :Automatic limiting devices
A vertical distance of NOT less than ______ shall be provided between the top of all
food service hot plates and griddles and combustible material. - Answers :48 inches
Listed floor-mounted food service equipment, such as restaraunts, shall be installed at
least _________ from combustible material. - Answers :6 inches
