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DOD MWS CDC QUESTIONS AND ANSWERS 100% CORRECT
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Exam of 11 pages for the course Mobile water supply at Mobile water supply (DOD MWS CDC)
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DOD MWS CDC1. an MWS apparatus equipped with fire pump must have a tank to pump line at least 2
in in diameter and capable of supplying the pump with 500 GPM unit at least 80% of
water in the tank is emptied
2. NMWS apparatus must be equipped with at least one external fuel connection
connected into the tank that allows the tank to be filled at a minimum rate of 1000 GPM
3. The external fuel connection should be equipped with a valve strainer and 30° elbow
4. valves that are 3 in or larger must be of the slow closing design
5. an MWS apparatus must have at least three large tank discharge capable of
discharging 90% of the tank volume at an average rate of 1,000 GPM - answeridentify
five requirements for a MWS apparatus that can be found in NFPA 1901
saddle tanks - answerwhen checking the left front or right front side of the apparatus,
don't forget to inspect:
an independent testing agency - answerpre-service pump certification tests are
conducted by:
10,4 - answerwhen using a static body of water as your water source during fire
apparatus service testing the water surface must not be more than_____feet above the
center line of the pump intake and the water must be at least____feet deep
stop the testing until the problem is corrected - answerif the engine speed check
provides the MWS apparatus is running at a different speed than that which it was
originally rated, you need to:
30 - answerwhen conducting a priming device test and using a pump of less than 1500
GPM, the priming device should be able to create the necessary vacuum_____seconds
to lift water 10 ft through 20 ft of hard suction hose
And no less than 3 seconds and no more than 10 seconds - answerThe three parts of
the pressure control test require you to close the flowing valves one at a time:
10% - answerThe gauge and flow meter test compares flow meter readings with actual
pilot tube readings. The two readings should differ no more than:
NFPA 1901 - answerThe tank to pump flow rate test measures whether the piping
between an apparatus water tank and fire pump meets the minimum flow standard of:
1. keeps everyone on the team informed about equipment conditions
, 2. helps determine whether equipment should be repaired / replaced. - answeridentify
two most important reasons for maintaining good MWS apparatus records.
start the engine without a load. - answeran MWS apparatus should be started with all
electrical switches and the OFF position in order to:
20 ft of hard suction hose - answerwhen testing the priming device on an MWS
apparatus with a fire pump with the capacity less than 1500 GPM, the priming device
should be able to create the necessary vacuum in 30 seconds to lift water 10 ft through:
1. road test
2. independent pump certification test
3. hydrostatic test
4. purchase acceptance test - answeridentify four pre-service tests for an MWS
apparatus equipped with a fire pump
1. priming device
2. hard suction hose
3. pump - answeridentify three items that are checked for leaks during vacuum test.
10 in and 5 minutes - answerwhen performing a vacuum service test, once the engine is
turned on, the column of mercury should fall no more than:
1. tachometer
2. smooth bore tip
3. external test gauges - answeridentify three pieces of equipment needed to conduct a
service testing on an MWS apparatus equipped with a fire pump.
1. apparatus unit identification number
2. inspected by column
3. remarks column - answeridentify three critical items that should be included on an
MWS apparatus daily inspection checklist
safety inspections - answerperiodic documentation should capture things such as:
90 psi, 150 psi, and 250 psi - answerThe pressure control service test measures
pressure control devices at three different points. they are:
fuel, oil, and mileage record - answertracking engine performance across time used
data collected in the:
you should run a stop sign to save time if you can see that there is no other traffic -
answerall of the following statements about approaching an intersection are true except:
1. activate the appropriate turn signal
2. check for traffic while on the entrance ramp
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