Pumping Apparatus Driver/Operator Chapter 13

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What are the two primary types of apparatus associated with water shuttle operations?

Pumpers and aerials

Aerials and ambulances

Water tenders and pumpers (correct)

Command unit and water tenders

What is the responsibility of a pumper located at the water source in a water shuttle operation?

Supplying water to the attack pumper

Filling water tenders (correct)

Providing medical assistance

Filling relay pumpers

What determines the decision to use a relay pumping operation or a water shuttle operation?

Population density, weather conditions, and road accessibility

Availability of volunteers, size of the fire, and building construction

Distance to the water supply, required fire flow, and type of equipment used by the jurisdiction (correct)

Time of day, wind direction, and incident complexity

What is the responsibility of a dump site pumper in a water shuttle operation?

Drafting water from portable tanks near the fire scene Signup and view all the answers

What is the minimum fill rate required for water tenders according to NFPA 1901?

1,000 gpm Signup and view all the answers

What is the maximum capacity for single rear axle apparatus based on vehicle weight restrictions?

2,000 gallons Signup and view all the answers

What type of apparatus is required for capacities greater than 2,000 gallons?

Tandem rear axles, tri-axles, or semi-trailers Signup and view all the answers

What is the maximum self-fill rate of a vacuum tender from a static water source?

2,000 gpm Signup and view all the answers

What type of dump uses gravity to empty water from the tank?

Gravity dump Signup and view all the answers

How many external fill connections are generally required for apparatus using LDH for filling?

One Signup and view all the answers

What creates a venturi effect to increase water flow through the large tank discharge in a water tender?

Jet assisted dump Signup and view all the answers

What is a potential hazard related to the high velocity of water discharge from jet assisted dumps?

It may miss the portable tank and strike people or other apparatus Signup and view all the answers

What is one of the key factors that determine the success of a water shuttle operation?

Number of vehicles necessary to maintain a constant supply of water Signup and view all the answers

What is recommended for the arrangement of a water shuttle route?

A circular route Signup and view all the answers

What is a potential issue with jet assisted dumps in cold weather?

Mechanisms may freeze between dumping operations Signup and view all the answers

What is the minimum recommended water supply capability for tender filling operations?

1,000 gpm Signup and view all the answers

When using jet assisted dumps, what must be engaged before dumping?

Fire pump Signup and view all the answers

What is the goal of the fill site in a water shuttle operation?

To load tenders as safely and efficiently as possible Signup and view all the answers

What is the responsibility of the dump site pumper in a water shuttle operation?

To provide continuous water supply to the apparatus attacking the fire Signup and view all the answers

Where should fully loaded tenders travel in a water shuttle operation?

Down grade Signup and view all the answers

What is the primary disadvantage of the portable tank method in a water shuttle operation?

Substantial amount of working space required Signup and view all the answers

What is the role of a large water tender positioned adjacent to an attack pumper supplying water to it?

Serving as a nurse tender Signup and view all the answers

What is the minimum average flow rate required for tenders to dump according to NFPA 1901?

1,000 gpm Signup and view all the answers

When is it recommended to use single portable tank operations?

When flow rates are low (less than 300 gpm) Signup and view all the answers

What is the goal of a multi-tank operation in a water shuttle operation?

To keep the tank that the attack pumper is drafting from full at all times Signup and view all the answers

What is recommended for operations requiring more than three tanks and flows over 500 gpm?

Use parallel jet siphons to transfer water to the tank supplying the attack pumper Signup and view all the answers

What determines the volume of water moved through a dump valve?

Size and design of the valve, baffling of the water tank, and venting capability of the tank Signup and view all the answers

What is recommended for setting up a tank regardless of type?

On a surface as level as possible and with a capacity at least 500 gallons larger than the water tank on the supplying apparatus Signup and view all the answers

Why is pumping through a discharge less efficient than using a dump valve?

The flow is limited by the capacity of the tank-to-pump line, pump capacity, and control of the hoseline at the point of delivery Signup and view all the answers

Pumping Apparatus Driver/Operator Chapter 13

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Questions and Answers

What are the two primary types of apparatus associated with water shuttle operations?

What is the responsibility of a pumper located at the water source in a water shuttle operation?

What determines the decision to use a relay pumping operation or a water shuttle operation?

What is the responsibility of a dump site pumper in a water shuttle operation?

What is the minimum fill rate required for water tenders according to NFPA 1901?

What is the maximum capacity for single rear axle apparatus based on vehicle weight restrictions?

What type of apparatus is required for capacities greater than 2,000 gallons?

What is the maximum self-fill rate of a vacuum tender from a static water source?

What type of dump uses gravity to empty water from the tank?

How many external fill connections are generally required for apparatus using LDH for filling?

What creates a venturi effect to increase water flow through the large tank discharge in a water tender?

What is a potential hazard related to the high velocity of water discharge from jet assisted dumps?

What is one of the key factors that determine the success of a water shuttle operation?

What is recommended for the arrangement of a water shuttle route?

What is a potential issue with jet assisted dumps in cold weather?

What is the minimum recommended water supply capability for tender filling operations?

When using jet assisted dumps, what must be engaged before dumping?

What is the goal of the fill site in a water shuttle operation?

What is the responsibility of the dump site pumper in a water shuttle operation?

Where should fully loaded tenders travel in a water shuttle operation?

What is the primary disadvantage of the portable tank method in a water shuttle operation?

What is the role of a large water tender positioned adjacent to an attack pumper supplying water to it?

What is the minimum average flow rate required for tenders to dump according to NFPA 1901?

When is it recommended to use single portable tank operations?

What is the goal of a multi-tank operation in a water shuttle operation?

What is recommended for operations requiring more than three tanks and flows over 500 gpm?

What determines the volume of water moved through a dump valve?

What is recommended for setting up a tank regardless of type?

Why is pumping through a discharge less efficient than using a dump valve?

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