chapter 13 water shuttle operations

Which of the following BEST describes the safety issues water shuttles face from narrow roads? (454) A. It increases wear and tear on apparatus. B. Driver/operators cannot see oncoming traffic. C. Vehicle tires may leave the road, creating potential for rollover. D. Operators of other vehicles may not see fire apparatus approaching.

C. Vehicle tires may leave the road, creating potential for rollover.

Which of the following BEST describes the safety issues water shuttles face from steep grades? (454) A. It creates increased wear on apparatus. B. Vehicle tires may leave the road, creating potential for rollover. C. Driver/operators may face difficulty when meeting other vehicles. D. Vehicles crossing the center line risk entering the path of oncoming vehicles.

A. It creates increased wear on apparatus.

When setting up a water shuttle, which of the following is MOST important to the success of the shuttle operation? (450) A. The number of vehicles necessary to maintain a constant supply of water at the scene B. The total pressure loss due to elevation for any hoseline working on a significant gradation C. The type of equipment with which the jurisdiction and its mutual aid agencies have experience D. The ease of shutting down the operation after the incident has concluded in comparison to relay operations

A. The number of vehicles necessary to maintain a constant supply of water at the scene

The in-line discharge on jet-assisted dumps is supplied by the fire pump on the water tender and creates a effect that increases the water flow through the large tank discharge. (448) A. Venturi B. gravity C. venting D. vacuum

A. Venturi

When operating from any hydrant during fill operations, connect____ to pump intake to maximize the potential from the hydrant. (456) A. all available hydrant discharges B. all available pumper discharges C. the fewest possible hydrant discharges D. the fewest possible pumper discharges

A. all available hydrant discharges

At the fill site, the water tender position should accommodate empty water tenders that may need to line up and wait their turn to be filled, but if this arrangement becomes too congested, preparations can be made to: (456) A. establish another water supply fill site. B. call in larger tenders so fewer are needed. C. pause filling operations in order to re-organize the fill site. D. set up additional portable tanks from which tenders can be filled.

A. establish another water supply fill site.

During water shuttle operations, it is MOST critical that the Incident Commander or Operations Chief keep the Group Supervisor apprised of: (455) A. flow requirements. B. onlookers at the scene. C. weather conditions at incident site. D. ambient temperature at the incident site.

A. flow requirements.

During fill operations, it is recommended that the fill site pumper remain in pump with a waste line flowing in order to prevent: (458) A. loss of prime and/or overheating. B. risk of injury to "make and break" personnel. C. increase in "make and break" time between tenders. D. excessive spillage that can cause dangerous conditions.

A. loss of prime and/or overheating.

A dump site that involves positioning a large water tender immediately adjacent to the attack pumper, and thus serving the same role as a portable tank, is called a: (460) A. nurse tender operation. B. direct pumping operation. C. portable water tank operation. D. stationary water tank operation.

A. nurse tender operation.

In order to maximize the flow available while supplying a tender during drafting operations, the driver/operator should seek a position that: (456) A. requires a minimum of lift. B. requires a maximum of lift. C. requires no use of portable pumps. D. requires no booster lines to circulate water.

A. requires a minimum of lift.

In order to hold its maximum capacity of water, a frameless water tank must be: (462) A. set up on a level surface. B. inflated to its proper height. C. set up using at least three personnel. D. placed on a hard surface like concrete.

A. set up on a level surface.

Some apparatus may be equipped with a front dump valve; however, these designs often do not meet the flow requirement of NFPA® 1901. (448) A. 500 gpm (2 000 L/min) B. 1,000 gpm (4 000 L/min) C. 1,500 gpm (6 000 L/min) D. 2,000 gpm (8 000 L/min)

B. 1,000 gpm (4 000 L/min)

When drafting from a portable water tank, the pumper should use a low- level strainer to allow for continuous drafting to a point of about: (462) A. ½ inch (12 mm). B. 2 inches (50 mm). C. 6 inches (150 mm). D. 12 inches (300 mm).

B. 2 inches (50 mm).

Vehicle weight restrictions require that a water tender with a capacity greater than must have tandem rear axles, tri-axles, or semi-trailers. (446) A. 1,000 gallons (4 000 L) B. 2,000 gallons (8 000 L) C. 3,500 gallons (14 000 L) D. 5,000 gallons (20 000 L)

B. 2,000 gallons (8 000 L)

For operations that require more than three tanks and jet siphons and flows over parallel jet siphons should be used to transfer water to the tank supplying the attack pumper. (464) A. 300 gpm (1 200 L/min) B. 500 gpm (2 000 L/min) C. 1000 gpm (4 000 L/min) D. 2000 gpm (8 000 L/min)

B. 500 gpm (2 000 L/min)

Which of the following statements about using large diameter hose for filling operations is MOST accurate? (447) A. Will increase filling time dramatically B. Can be extremely heavy and difficult to handle C. Should never be used during water shuttle operations D. May be used when hard intake suction hose is unavailable

B. Can be extremely heavy and difficult to handle

In cases where the static water supply is inaccessible to apparatus, which of the following may be employed to relay water to the fill site pumper? (456) A. Large diameter intake hoses B. High volume portable pumps C. Medium diameter intake hoses D. A booster line or other small discharge

B. High volume portable pumps

If an inline gate valve is not available to use with a LDH that connects to tenders at the fill site, it is possible to place a(an) between the last two sections to act as a valve. (456-457) A. baffle B. LDH manifold C. direct tank fill valve D. medium diameter hose

B. LDH manifold

Where are water shuttle operations MOST likely to create additional hazards where overflow or spilling of water from apparatus might freeze? (454) A. At intersections B. Near fill or dump sites C. Around the tank baffles D. Throughout the shuttle route

B. Near fill or dump sites

During water shuttle fill operations, which of the following actions should be taken immediately after the onboard water tank of the tender is full? (459) A. Close the direct tank valve. B. Slowly close the valve(s) on the gate or manifold. C. Quickly remove the hoses from the inlet and place away from apparatus path. D. Have one individual use appropriate hand signals to tell the driver/operator to proceed.

B. Slowly close the valve(s) on the gate or manifold.

Which of the following must have an opening of sufficient size to allow free movement of water at the bottom of the tank and movement of the air at the top during rapid filling or unloading? (461-462) A. Dump valve B. Tank baffles C. Intake valve D. Line gate valve

B. Tank baffles

Which of the following is MOST accurate regarding the procedure for determining the flow rate of a water shuttle under realistic conditions? (465) A. Only the actual dump time is clocked. B. The complete round-trip circuit is timed from start to finish. C. Only the drive time is clocked, since the dump time should already be known. D. The tender is timed one-way and that time is doubled to determine the complete round-trip circuit.

B. The complete round-trip circuit is timed from start to finish.

How does pumping through a discharge generally compare with using a dump valve during portable water tank operations? (461) A. The discharge is as efficient as the dump valve. B. The discharge is less efficient than the dump valve. C. The discharge is more efficient than the dump valve. D. The discharge is almost as efficient as the dump valve.

B. The discharge is less efficient than the dump valve.

A water shuttle circuit in which full tenders leaving the fill site follow one route toward the dump site and empty tenders leaving the dump site follow a different route to the fill site is called: (453) A. a direct route. B. a circular route. C. an indirect route. D. a centrifugal route.

B. a circular route.

One top-fill method for water shuttles involves a pumper discharging water through a small diameter hoseline into an inline water siphon inside an overhead pipe, which results in: (457) A. a superior flow rate through the fill pipe. B. an adequate flow rate through the fill pipe. C. a drop in water pressure for which personnel must compensate. D. an increase in water pressure for which personnel must be prepared.

B. an adequate flow rate through the fill pipe.

Depending on the distance from the fire scene and the particulars of the operation, the dump site pumper may also operate as the: (445) A. inline pumper. B. attack pumper. C. fill site pumper. D. back-up pumper.

B. attack pumper.

Water tenders pumping water from their tanks directly into the pump intake of an attack pumper is called a: (459) A. nurse tender operation. B. direct pumping operation. C. portable water tank operation. D. stationary water tank operation.

B. direct pumping operation.

Faster water shuttle operations are achieved by: (447) A. using medium diameter supply hose. B. efficient filling and dumping operations. C. driving faster to and from the dump sites. D. having only one external fill connection to the tank

B. efficient filling and dumping operations.

Fill site pumpers operating from static water sources and dump site pumpers must be equipped with and strainers in order to conduct drafting operations. (445) A. portable tanks B. hard intake hose C. large diameter hose D. remote vent systems

B. hard intake hose

Personnel working at the fill site, including company officers and the fill-site officer, should monitor ground conditions as the shuttle operation progresses because water spillage may: (459) A. lead to a shortage of water. B. make ground conditions dangerous. C. lead to complaints from environmental groups. D. signal that the fill site crew is not working efficiently.

B. make ground conditions dangerous.

Formulas developed by the Insurance Services Office (ISO) that evaluate tender performance divide water shuttle operations into two time elements that include: (465) A. dump time and fill time. B. travel time and handling time. C. attack time and response time. D. pump time and extinguishing time.

B. travel time and handling time.

Apparatus that use medium diameter supply hose for filling should have at least external fill connection(s) piped directly to the tank. (447) A. one B. two C. three D. four

B. two

Incidents that require a flow rate in excess of 300 pm (1 200 L/min) are best served by: (463) A. using only one portable tank. B. using multiple portable tanks. C. avoiding pressurized water sources. D. avoiding any type of drafting operation.

B. using multiple portable tanks.

Positioning at the fill site of a water shuttle operation must allow for drafting or hydrant connection, as well as the best possible: (456) A. access to attack equipment. B. access to portable dump tanks. C. approach and departure route for water tender traffic. D. backing and turn-around area for water tender traffic.

C. approach and departure route for water tender traffic.

Each department must choose the appropriate capacity of their tender(s) based on the: (446) A. type and location of the fire. B. engine supplying attack lines and appliances. C. local water supply availability and road conditions. D. largest pump and the smallest diameter of the hose used in the relay.

C. local water supply availability and road conditions.

During water shuttle fill operations, which of the following is the BEST step for the firefighters operating the fill line(s) to take once the water tender comes to a complete stop? (458) A. Prime the pump to begin water supply flow. B. Position and connect lines to a second tender. C. Connect the fill hose(s) to the direct tank fill intake(s). D. Operate the gate valve or manifold to begin water supply flow.

C. Connect the fill hose(s) to the direct tank fill intake(s).

When an exact fill spot has been determined during water shuttle operations, why is a cone or similar marker placed adjacent to the driver/operator door? (456) A. It denotes a stopping point for the tender that will allow room for other tenders to line up. B. It denotes a stopping point for the tender that will allow for the best turning options for tenders. C. It denotes a stopping point for the tender that will allow the fill hose to be located near the rear of the apparatus. D. It denotes a stopping point for the tender that will allow the fill hose to be located near the front of the apparatus.

C. It denotes a stopping point for the tender that will allow the fill hose to be located near the rear of the apparatus.

Which of the following requires multiple hoselines to be used in order to flow to each mobile water supply apparatus so that fill times are decreased? (457) A. Portable filling equipment B. Large diameter hose (LDH) C. Medium diameter hose (MDH) D. An open gate valve or manifold

C. Medium diameter hose (MDH)

When entering the fill site, how should the driver/operator align the apparatus in relation to the traffic cone or other marking device that has been set as an indicator for the driver to stop? (458) A. So that the apparatus is in front of the cone B. So that the apparatus is directly behind the cone C. So that the driver's side door is parallel to the cone D. So that the driver's side door is completely clear of the cone

C. So that the driver's side door is parallel to the cone

'The goal of multiple portable tank operations is to keep which tank full at all times? (463) A. Any tank that employs a jet siphon B. The one that the water tender is dumping into C. The one from which the attack pumper is drafting D. Each tank should be kept full or at an equal volume

C. The one from which the attack pumper is drafting

Which of the following is one way local fire departments can use the results of the tender performance formula calculations? (468) A. To compete with other departments for best response time B. To determine if excessive driving speeds are being employed C. To determine how their water shuttle capabilities compare to ISO requirements D. To determine if the distance from a fire to the nearest suitable water supply source is too great

C. To determine how their water shuttle capabilities compare to ISO requirements

Which of the following is the MOST efficient way to transfer water between portable tanks during dump site operations? (463) A. Connecting two tanks by their drain openings B. Using a large-diameter PVC piping drainage system C. Using a jet siphon to move water from one tank to another D. Using an attack pumper to move water from one tank to another

C. Using a jet siphon to move water from one tank to another

Which of the following can self-fill from a static water source at a rate of up to 2,000 gpm (8 000 L/min)? (446) A. Water tenders B. Aerial devices C. Vacuum tenders D. Portable water tanks

C. Vacuum tenders

Fire departments that choose to convert other types of tank trucks to mobile water supply apparatus must: (446) A. first seek approval from federal regulators such as FEMA. B. meet the NFPA® 1963 Standard for Fire Hose Connections. C. meet the NFPA® 1901 Standard for Automotive Fire Apparatus. D. comply with U.S. Department of Agriculture Forest Service standards for environmental suitability.

C. meet the NFPA® 1901 Standard for Automotive Fire Apparatus.

If using a water tender with a top-fill design, top tank fill inlets should be placed: (447) A. consistently on the same side to avoid confusion. B. so that a 3-inch (77 mm) hose can be used for all tanks. C. so that the hose may be connected easily from the ground. D. so that the tender will remain partially filled with water during each subsequent fill operation.

C. so that the hose may be connected easily from the ground.

Some fire departments have chosen to install larger gravity dumps on their water tenders instead of jet-assisted dumps because: (448) A. a gravity dump must be equipped with a fire pump. B. the water discharge time is shortened by first engaging a pump. C. they are properly vented to avoid a sudden pressure failure of the tank. D. it limits cost and addresses the operational issues concerning jet-assisted dumps.

D. it limits cost and addresses the operational issues concerning jet-assisted dumps.

Which of the following should be continuously flowed in view of the driver/operator in order to help prevent loss of prime or overheating the pump? (456) A. Large diameter intake hoses B. High volume portable pumps C. Medium diameter intake hoses D. A booster line or other small discharge

D. A booster line or other small discharge

Which of the following would be the BEST way to avoid having to back up or turn water tenders? (452) A. A wide, private dirt lane B. A wide, low-traffic dead end area C. A small parking lot a few blocks over D. A clear intersection with through access

D. A clear intersection with through access

If conditions deteriorate at the dump site location to a point where continued operation may be impractical, what should be done before the dump site is terminated? (464) A. The fire should be fully extinguished. B. A new water source should be located. C. A new water shuttle circuit must be established. D. A new dump site must be determined and readied for operation.

D. A new dump site must be determined and readied for operation.

During water shuttle fill operations, why is it advantageous for a second set of fill lines to be established from the fill site pumper if the fill site is large enough? (459) A. There is no advantage. B. Two tenders can be filled at the same time. C. Two sets of fill lines can be attached to the same tender to reduce fill time. D. A second tender can be positioned and connected to the lines while the first apparatus is filling.

D. A second tender can be positioned and connected to the lines while the first apparatus is filling.

Although any member competent in water supply operations may be assigned by the Water Supply Group Supervisor, the job often falls to the: (455) A. Operations Chief. B. Incident Commander. C. Water Supply Branch Manager. D. Company officers or driver/operators.

D. Company officers or driver/operators.

Which of the following BEST describes the safety issues water shuttles face from long driveways? (454) A. It increases wear and tear on apparatus. B. Vehicle speed must be adjusted constantly. C. Driver/operators cannot see oncoming traffic. D. It may require apparatus to back out to a turnaround point.

D. It may require apparatus to back out to a turnaround point.

Although most water shuttles require at least two pumpers for water supply, which of the following would be an exception? (445) A. Operations using portable dump sites B. Small-scale operations under two hours C. Large-scale operations using multiple shuttles D. Operations that feature a vacuum tanker or the use of a hydrant

D. Operations that feature a vacuum tanker or the use of a hydrant

When evaluating water tender performance, which of the following should be considered a factor of overall tender performance? (464) A. The general terrain in the area B. The typical weather patterns in the area C. The size, temperature, and location of the fire D. The availability of personnel to operate the apparatus

D. The availability of personnel to operate the apparatus

When using portable tanks for dump site supply, water tenders do not need to be equipped with a fire pump as long as they are designed with: (461) A. a jet siphon. B. an attack hose. C. a portable reservoir. D. an adequately sized dump valve.

D. an adequately sized dump valve.

When operating a water shuttle at incidents located on a narrow lane or driveway, it may be MOST advantageous to locate the dump site: (450) A. on a dead end street. B. at a neighbor's house. C. on the next street over. D. at the nearest intersection.

D. at the nearest intersection.

When establishing a water shuttle operation integrated into the Incident Command structure, it is recommended that the Incident Commander make designations that adhere to: (454) A. the Load Management System. B. the Operational Readiness Guidelines. C. the Preincident Level I Staging Guidelines. D. the National Incident Management System (NIMS).

D. the National Incident Management System (NIMS).

The valve mechanism for a gravity dump valve may be designed for manual operation from: (448) A. the cab of the vehicle. B. the jet-assisted pump control panel. C. the discharge location (top of the apparatus). D. the discharge location (side or rear of the apparatus).

D. the discharge location (side or rear of the apparatus).

One of the most accurate ways to determine the amount of water left in the tank after dumping is to: (467) A. divide the water dumped by the capacity of the tank. B. drain the remaining water from the apparatus and weigh it. C. measure the water as it is filling against the amount of water dumped. D. weigh the apparatus on a truck scale when full and again after being dumped.

D. weigh the apparatus on a truck scale when full and again after being dumped.