NFPA 24 TEST (TFM10) WITH ALL CORRECT & 100%
VERIFIED ANSWERS|ACTUAL COMPLETE EXAM|
ALREADY GRADED A+
____ shall not be used ✔Correct Answer-Pressure-Regulating devices
_____ shall be permitted in the system downstream of the fire department connection ✔Correct
Answer-Control Valves
______ shall not be installed in the piping from the fire department connection to the fire service
main ✔Correct Answer-Control Valves
______________ do not include drain valves, check valves, or relief valves ✔Correct Answer-
control valves
A post indicator valve installed not less than____ from the building ✔Correct Answer-40 ft
After installation, rods, nuts, bolts, washers, clamps, and other restraining devices
_____________________ ✔Correct Answer-shall be cleaned and thoroughly coated with a
bituminous or other acceptable corrosion-retarding material
All bolted joint accessories shall be cleaned and thoroughly coated with _______________ after
installation ✔Correct Answer-asphalt or other corrosion-retarding material
All check valves shall have a ________ installed upstream and downstream of the check valve.
✔Correct Answer-Control Valve
All piping shall be hydrostatically tested at ____________________________ ✔Correct Answer-
gauge pressure of 200 psi or 50 psi above working pressure for 2 hours
All piping used in private fire service mains shall be rated for the maximum system working pressure
to which the piping is exposed to but shall not be rated at _______________ ✔Correct Answer-less
than 150 psi
Bell ends shall be __________ ✔Correct Answer-facing uphill
Flow required to produce velocity of __________ in pipes ✔Correct Answer-10 ft/sec
Hydrants shall be installed on __________ ✔Correct Answer-flat stones, concrete slabs, or other
approved material
Hydrants shall be located _________ from the buildings to be protected ✔Correct Answer-not less
than 40 ft
In locations where freezing is not a factor, the depth of cover shall __________________ below
grade to prevent mechanical damage. ✔Correct Answer-not be less than 30 inches
VERIFIED ANSWERS|ACTUAL COMPLETE EXAM|
ALREADY GRADED A+
____ shall not be used ✔Correct Answer-Pressure-Regulating devices
_____ shall be permitted in the system downstream of the fire department connection ✔Correct
Answer-Control Valves
______ shall not be installed in the piping from the fire department connection to the fire service
main ✔Correct Answer-Control Valves
______________ do not include drain valves, check valves, or relief valves ✔Correct Answer-
control valves
A post indicator valve installed not less than____ from the building ✔Correct Answer-40 ft
After installation, rods, nuts, bolts, washers, clamps, and other restraining devices
_____________________ ✔Correct Answer-shall be cleaned and thoroughly coated with a
bituminous or other acceptable corrosion-retarding material
All bolted joint accessories shall be cleaned and thoroughly coated with _______________ after
installation ✔Correct Answer-asphalt or other corrosion-retarding material
All check valves shall have a ________ installed upstream and downstream of the check valve.
✔Correct Answer-Control Valve
All piping shall be hydrostatically tested at ____________________________ ✔Correct Answer-
gauge pressure of 200 psi or 50 psi above working pressure for 2 hours
All piping used in private fire service mains shall be rated for the maximum system working pressure
to which the piping is exposed to but shall not be rated at _______________ ✔Correct Answer-less
than 150 psi
Bell ends shall be __________ ✔Correct Answer-facing uphill
Flow required to produce velocity of __________ in pipes ✔Correct Answer-10 ft/sec
Hydrants shall be installed on __________ ✔Correct Answer-flat stones, concrete slabs, or other
approved material
Hydrants shall be located _________ from the buildings to be protected ✔Correct Answer-not less
than 40 ft
In locations where freezing is not a factor, the depth of cover shall __________________ below
grade to prevent mechanical damage. ✔Correct Answer-not be less than 30 inches
