TFM10 NFPA 24 RELIABLE EXAM QUESTION WITH
ANSWERS 2025/2026 GRADED A+
The main shall supply only the following types of systems - -Automatic sprinkler
systems
-open sprinkler systems
-water spray fixed systems
-foam systems
-standpipe systems
NFPA 22 - Tanks shall be installed in accordance with
Each remote fire department connection shall be designated by a sign as follows: - -sign
shall have a raised or engraved letters at least 1 inch in height on a plate or fitting.
-The sign shall indicate the type of system for which the connection is intended.
6 inches - The connection from the hydrant to the main shall not be less than
32-40 inches above final grade - Where post indicator valves are used, they shall be set
so that the top of each post is
40 ft - Hydrants shall be located not less than _______ from the building to be protected
18 inches - The center of a hose outlet shall not be less than_______above final grade
AHJ (authority having jurisdiction) - Where hydrants located closer than 40ft to the
building, shall be permitted to be used where approved by
12 inches - The center of a hose outlet located in a hose house shall not be less than
_______ above the floor
36 Inches - The center of a hose outlet shall not be more than_______above final grade
250 GPM ( 950 LPM) - Master streams shall be delivered by monitor nozzles, hydrant-
mounted monitor nozzles, and similar master stream equipment capable of delivering
more than
12 inches - The top of the pipe shall not be buried less than _______ nelow the frost
line for the locality.
30 inches - In locations where freezing is not a factor, the depth cover shall not be less
than ______ below grade to prevent mechanical damage.
36 inches - Private fire service mains installed under driveways or roadways shall be
buried at a minimum depth of
, 4 ft - Private fire mains installed under railroad tracks shall be buried at minimum depth
of
4 ft - Private fire mains installed under large piles of heavy commodities or subject to
heavy shock and vibrations shall be buried at a minimum depth of
NFPA 13 - Standard for the Installation of Sprinkler Systems 2022 ed
NFPA 13D - Standard for the Installation of Sprinkler Systems in 1/2 Family Dwellings
and Manuf. Homes 2022 ed.
NFPA 13R - Standard for the Installation of Sprinkler Systems in Low-Rise Residential
Occupancies 2022 ed.
NFPA 20 - Standard for the Installation of Stationary Pumps for Fire Protection
NFPA 22 - Standard for Water Tanks for Private Fire Protection
NFPA 25 - Standard for the Inspection, Testing, and Maintenance of Water-Based Fire
Protection Systems
NFPA 780 - Standard for the Installation of Lightning Protection Systems
NFPA 1961 - Standard on Fire Hose
NFPA 1963 - Standard for Fire Hose Connections
ASME B1.20.1 - Pipe Threads, General Purpose (Inch)
ASME B16.1 - Gray Iron Pipe Flanges and Flanged Fittings - CL 25, 125, and 250
ASME B16.3 - Malleable Iron Threaded Fittings - CL150 & CL300
ASME B16.4 - Gray Iron Threaded Fittings - CL 125 & 250
ASME B16.15 - Cast Copper Alloy Threaded Fittings - CL 125 & 250
ASME B16.18 - Cast Copper Alloy Solder Joint Pressure Fittings
ASME B16.22 - Wrought Copper and Copper Aloy Solder Joint Pressure Fittings
ASTM A53/A53M - Standard Specification for Pipe, Steel, Black & Hot-Dipped, Zinc-
Coated, Welded and Seamless
ASTM A135/A135M - Standard Specification for Electric Resistance Welded (ERW)
Steel Pipe
ANSWERS 2025/2026 GRADED A+
The main shall supply only the following types of systems - -Automatic sprinkler
systems
-open sprinkler systems
-water spray fixed systems
-foam systems
-standpipe systems
NFPA 22 - Tanks shall be installed in accordance with
Each remote fire department connection shall be designated by a sign as follows: - -sign
shall have a raised or engraved letters at least 1 inch in height on a plate or fitting.
-The sign shall indicate the type of system for which the connection is intended.
6 inches - The connection from the hydrant to the main shall not be less than
32-40 inches above final grade - Where post indicator valves are used, they shall be set
so that the top of each post is
40 ft - Hydrants shall be located not less than _______ from the building to be protected
18 inches - The center of a hose outlet shall not be less than_______above final grade
AHJ (authority having jurisdiction) - Where hydrants located closer than 40ft to the
building, shall be permitted to be used where approved by
12 inches - The center of a hose outlet located in a hose house shall not be less than
_______ above the floor
36 Inches - The center of a hose outlet shall not be more than_______above final grade
250 GPM ( 950 LPM) - Master streams shall be delivered by monitor nozzles, hydrant-
mounted monitor nozzles, and similar master stream equipment capable of delivering
more than
12 inches - The top of the pipe shall not be buried less than _______ nelow the frost
line for the locality.
30 inches - In locations where freezing is not a factor, the depth cover shall not be less
than ______ below grade to prevent mechanical damage.
36 inches - Private fire service mains installed under driveways or roadways shall be
buried at a minimum depth of
, 4 ft - Private fire mains installed under railroad tracks shall be buried at minimum depth
of
4 ft - Private fire mains installed under large piles of heavy commodities or subject to
heavy shock and vibrations shall be buried at a minimum depth of
NFPA 13 - Standard for the Installation of Sprinkler Systems 2022 ed
NFPA 13D - Standard for the Installation of Sprinkler Systems in 1/2 Family Dwellings
and Manuf. Homes 2022 ed.
NFPA 13R - Standard for the Installation of Sprinkler Systems in Low-Rise Residential
Occupancies 2022 ed.
NFPA 20 - Standard for the Installation of Stationary Pumps for Fire Protection
NFPA 22 - Standard for Water Tanks for Private Fire Protection
NFPA 25 - Standard for the Inspection, Testing, and Maintenance of Water-Based Fire
Protection Systems
NFPA 780 - Standard for the Installation of Lightning Protection Systems
NFPA 1961 - Standard on Fire Hose
NFPA 1963 - Standard for Fire Hose Connections
ASME B1.20.1 - Pipe Threads, General Purpose (Inch)
ASME B16.1 - Gray Iron Pipe Flanges and Flanged Fittings - CL 25, 125, and 250
ASME B16.3 - Malleable Iron Threaded Fittings - CL150 & CL300
ASME B16.4 - Gray Iron Threaded Fittings - CL 125 & 250
ASME B16.15 - Cast Copper Alloy Threaded Fittings - CL 125 & 250
ASME B16.18 - Cast Copper Alloy Solder Joint Pressure Fittings
ASME B16.22 - Wrought Copper and Copper Aloy Solder Joint Pressure Fittings
ASTM A53/A53M - Standard Specification for Pipe, Steel, Black & Hot-Dipped, Zinc-
Coated, Welded and Seamless
ASTM A135/A135M - Standard Specification for Electric Resistance Welded (ERW)
Steel Pipe
