Joplin Fire DepartmentName: ______Training Division Date: ______Training Chief Mike Redshaw
Training Chief Scott Cranford

Pumping Apparatus Quiz

All Driver/Operator’s and Captains(Answer KEY)

  1. On apparatus equipped with air brakes, the air pressure should build to a sufficient level to allow vehicle operations within ___ seconds of starting.

A. 10

B. 15

C. 30

D. 60

  1. What three percentages of the pump capacity are the pumps tested at during annual pump testing?
  2. 25, 50, 100
  3. 25, 75, 100
  4. 50, 75, 100
  5. 33, 66, 100
  1. The residual pressure for relay pumping should be between _____ and _____ psi.
  2. 10, 20
  3. 20, 50
  4. 50, 75
  5. 25, 50
  1. If the master discharge gauge fails, a driver/engineer can utilize what means to determine the pump discharge pressure?

By utilizing the nomenclature plate, comparing the RPM on the plate to the associated pressure on the plate, the driver/engineer can determine the RPM needed for the pressure required.

  1. List the sizes and GPM rating for the stacked tips on the 2 ½” nozzles.

1 -inch210 -GPM

1 1/8 -inch265 -GPM

1 ¼ -inch325 -GPM

  1. List the sizes and GPM rating for the stacked tips on the master stream (Apollo monitor).

1 3/8 -inch500 -GPM

1 ½ -inch600 -GPM

1 ¾ -inch800 -GPM

2 -inch1,000 -GPM

  1. What are the GPM settings for the 1 ¾” attack nozzles?

95, 125, 150, 200

  1. What are the GPM settings for the 2 ½” fog nozzles?

125, 150, 200, 250

  1. What are the GPM settings for the master stream fog nozzles?

500, 750, 1,000, 1,250

  1. What are the GPM settings for the Mercury monitors?

250, 375, 500

  1. What two types of foam educators does the Joplin Fire Department utilize?

in-line eductors, educting nozzles

  1. What is the GPM rating of the eductors?

60 or 95, depending on the eductor

  1. What is the GPM rating of the cellar nozzles?
  2. 200
  3. 280
  4. 325
  5. 380
  1. What is the pump discharge pressure (PDP) in order to properly supply the following:
  2. 200’ of 1 ¾” hose with the foam educting nozzle?110psi
  3. In-line foam educator at the pump panel with 250’ of 1 ¾” hose?200psi
  1. When using an in-line educator, what should the nozzle setting on the standard fog nozzle be set at?

At the GPM the eductor is designated for.

  1. Before placing it back in service, what should the driver/operator do any time a fire pump has been operated at draft from a static water supply?

A.Flush the pump and piping.

B. Lubricate the pump and piping.

C.Allow the pump and piping to air dry.

D.Clean the pump and piping with soap and water and air dry.

  1. Which of the following is NOT an exception to the NFPA 1500 seated and belted requirement?

A.When loading hose back onto a fire apparatus

B.When riding in enclosed cages on the front of a brush truck

C.When providing patient care in the back of an ambulance

D.When performing training for personnel learning to drive a tiller

  1. What size is the collapse zone?

A.One half the height of the building

B.One times the height of the building

C.One and one-half times the height of the building

D.Two times the height of the building

  1. What is the difference between dual pumping and tandem pumping?

A.In dual pumping the pumpers are positioned closely together

B.In tandem pumping the pumpers are positioned closely together

C.In tandem pumping the pumpers are evenly spaced in the supply hose layout

D.Dual pumping may be needed when pressures higher than a single engine is capable of supplying are required

  1. For fire protection purposes, ordinary fresh water is generally considered to weigh:

A.5.25 lb/gal

B.7.26 lb/gal

C.8.33 lb/gal

D.12.8 lb/gal

  1. Which of the following is the formula for determining the flow from a solid stream nozzle?

A.1.57 × d2 × √NP

B.29.7 × d2 × √NP

C.14.3 × Q × √NP

D.0.0505 × Q × √NP

  1. Why is it necessary to know the amount of friction and pressure loss in fire hose?

A.To produce effective fire streams

B.To minimize wear and tear on fire hose

C.To ensure correct choice of nozzle size and shape

D.To control the amount of water flowing from a hydrant

  1. Which of the following is the equation for determining friction loss?

A.0.5H

B.CQ2L

C.29.7 × d2

D.Flow rate (gpm or L/min) ÷ 100

  1. The operation of a centrifugal pump is based on the principle that:

A.the rotor is mounted off-center inside the housing.

B.a piston moves back and forth or up and down inside a cylinder.

C.multiple impellers for each stage are mounted within a single housing.

D.a rapidly revolving disk throws water introduced at its center toward the outer edge of the disk.

  1. The most common cause of inability to prime is:

A.an air leak.

B.lift is too high.

C.insufficient fluid.

D.engine speed too low.

  1. The water supply for sprinkler systems is designed to supply ___ of the total number of sprinklers on the system.

A.only a fraction

B.at least half

C.seventy-five percent

D.one hundred percent

  1. Which of the following is the equation for determining the capacity of a square/rectangular pool?

A.A × V × 7.5

B.L × W × D × 7.5

C.∏ × r2 × D × 7.5

D.14.3 × Q × √NP

  1. Which of the following enhance firefighter safety and reduce the possibility of damage to the pump caused by water hammer?

A.LDH valves

B.Bleeder valves

C.In-line relay valves

D.Intake pressure relief valves

  1. A relay pumping operation always begins with the:

A.hose tender.

B.relay pumper.

C.attack pumper.

D.source pumper.

  1. The inlet of the in-line educator should be no more than _____-feet above the surface of the liquid foam concentrate.
  1. 2-feet
  2. 3-feet
  3. 4-feet
  4. The educator should not be above the foam
  1. The maximum amount of hose that can be beyond an in-line educator is ______-feet.
  1. 100-feet
  2. 200-feet
  3. 300-feet
  4. As far as friction loss can be overcome
  1. Which of the following is the equation for determining the travel time of a shuttle operation?

A.0.65 + (1.7)(Distance in miles)

B.0.82 + (1.48)(Distance in feet)

C.0.17 + (6.5)(Average travel speed)

D.0.65 + (1.07)(Maximum travel speed)

Determine PDP for the following scenarios:

  1. Relay pumping through 1,000-feet of 5-inch hose to Truck 1 flowing:
  1. 500 gpm40-70 psi
  2. 750 gpm70-100 psi
  3. 1,000 gpm120-150 psi
  1. Pumping 150-feet of 1 ¾” line with the nozzle set at 125 gpm: 140 psi
  1. Pumping 150-feet of 2 ½” line with the 1 ¼” tip: 80 psi
  1. Pumping dual 3” hose lines, 300-feet to a monitor with:
  1. 1 ½” tip135 psi
  2. 1 ¾” tip150 psi
  3. 2” tip165 psi
  1. Pumping a standpipe system to a crew to the 11th floor with the standard JFD hotel pack, 100-foot away from the FDC utilizing dual 3-inch lines: ≈190 psi
  1. Pumping 200-feet of 2 ½” hose to an 95 gpm rated inline eductor with 200-feet of 1 ¾” hose to a fog nozzle: ≈210 psi
  1. Pumping the aerial of Ladder 1 utilizing 700-feet of 5-inch hose with the aerial at full extension and 45-degrees angle: ≈154-245 psi
  1. Pumping the Mercury monitor at 500 gpm through 200-feet of 3-inch hose.140 psi

Page - 1