Mobile Water Supply Apparatus UPDATED
ACTUAL Exam Questions and CORRECT
Answers
How does NFPA 1901 define a mobile water supply apparatus? - CORRECT ANSWER -
A vehicle designed primarily for transporting water to fire emergency scenes to be applied by
other vehicles or pumping equipment.
This apparatus is required to have what? - CORRECT ANSWER - A pump, but not
necessarily a fire pump as defined on other vehicles.
A large percentage of mobile water supply apparatuses are built on ____________________, but
there are substantial amounts built on ________________ as well. - CORRECT
ANSWER - Commercial-style chassis, custom chassis
Why are tankers prone to rollovers? - CORRECT ANSWER - They have a tendency to be
heavy, large vehicles w/ a high center of gravity.
When axle loading becomes questionable, what should happen? - CORRECT ANSWER -
The purchaser should either consider adding axles or reducing the water tank capacity.
As much consideration should be given to ___________________ and
______________________ as is given to power or horsepower. - CORRECT ANSWER -
Braking and retarding the speed of the vehicle
A fully-rated fire pump is ___________________________ by NFPA 1901 on mobile water
supply apparatuses. - CORRECT ANSWER - Not required
What size water tank do some manufacturers recommend not exceeding if the chassis has a fully-
rated fire pump? - CORRECT ANSWER - 1250-gallon water tank
ACTUAL Exam Questions and CORRECT
Answers
How does NFPA 1901 define a mobile water supply apparatus? - CORRECT ANSWER -
A vehicle designed primarily for transporting water to fire emergency scenes to be applied by
other vehicles or pumping equipment.
This apparatus is required to have what? - CORRECT ANSWER - A pump, but not
necessarily a fire pump as defined on other vehicles.
A large percentage of mobile water supply apparatuses are built on ____________________, but
there are substantial amounts built on ________________ as well. - CORRECT
ANSWER - Commercial-style chassis, custom chassis
Why are tankers prone to rollovers? - CORRECT ANSWER - They have a tendency to be
heavy, large vehicles w/ a high center of gravity.
When axle loading becomes questionable, what should happen? - CORRECT ANSWER -
The purchaser should either consider adding axles or reducing the water tank capacity.
As much consideration should be given to ___________________ and
______________________ as is given to power or horsepower. - CORRECT ANSWER -
Braking and retarding the speed of the vehicle
A fully-rated fire pump is ___________________________ by NFPA 1901 on mobile water
supply apparatuses. - CORRECT ANSWER - Not required
What size water tank do some manufacturers recommend not exceeding if the chassis has a fully-
rated fire pump? - CORRECT ANSWER - 1250-gallon water tank
