SOG 420-10: Rural Water Supply Operations
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Questions and Answers

What is the primary objective of rural water supply operations, as outlined in the provided guideline?

  • To locate static water sources beyond the reach of standard supply hose lays.
  • To establish relay pumping operations as quickly as possible.
  • To utilize the largest capacity brush truck as the source pumper.
  • To provide an uninterrupted water supply that meets the demands of fire ground operations. (correct)

Under what circumstances does the guideline suggest that a nurse tender operation should not be utilized?

  • When engines, brush trucks, and other tenders are available to perform water shuttle operations to refill the nurse tender's water tank.
  • When the nurse tender arrives with the first due units on scene.
  • When there is potential for the incident to expand beyond the initial fire. (correct)
  • When the incident is expected to be of short duration, such as a room and contents fire.

What is the recommended hose size for laying a supply line from the water source to the fire scene in a relay pumping operation?

  • 2 1/2-inch supply line.
  • 1 3/4-inch supply line.
  • 3-inch supply line.
  • 5-inch supply line. (correct)

During structure fires in rural areas, what is one of the reasons for initially dispatching a brush truck along with the engine?

<p>To provide access to structures that cannot be reached by standard apparatus. (D)</p> Signup and view all the answers

What is the estimated fire flow requirement in gallons per minute (GPM) for a typical single-family dwelling with a room and contents fire?

<p>250 to 500 GPM. (D)</p> Signup and view all the answers

In areas with limited access, what action is permissible to establish a drafting water supply, according to the Palm Beach County Fire Rescue guidelines?

<p>Use brush apparatus, noting the pump capacity is limited and varies by unit. (C)</p> Signup and view all the answers

During Modified Direct Pumping operations, how many gallons of water can be yielded for initial fire attack from two engines, two brush trucks and a single tender?

<p>6000 gallons. (A)</p> Signup and view all the answers

What should be the first consideration when deciding which means of water supply to use?

<p>What fire flow is needed, and for how long? (B)</p> Signup and view all the answers

According to the guidelines regarding non-rated bridges and limited access areas, what is the average weight of Palm Beach County Fire Rescue (PBCFR) brush trucks?

<p>Approximately 28,500 lbs. (C)</p> Signup and view all the answers

In the context of rural water supply operations, what role does the Hydrant Navigation System play?

<p>It provides the location and flow of fire hydrants, dry hydrants, and static water sources. (B)</p> Signup and view all the answers

In Modified Direct Pumping Operations, what distance from the attack engine should the brush truck be positioned when supplying tank water?

<p>Within 50 feet of the attack engine. (C)</p> Signup and view all the answers

What are the limitations of folding/dump tank operations in rural water supply, according to the provided guidelines?

<p>Cannot be used to supply master streams or aerial apparatus and require a large, level, unobstructed area. (B)</p> Signup and view all the answers

When should the Incident Commander consider assigning a Water Supply Officer (WSO)?

<p>The WSO should be an officer who is well versed in rural water supply operations and tactics. (B)</p> Signup and view all the answers

What is the recommendation for the number of float-a-pumps to use in areas where a draft site is inaccessible?

<p>A minimum of two high volume float-a-pumps should be used to relay water. (B)</p> Signup and view all the answers

When using brush apparatus as the attack pumper, what size supply line should be laid from the bridge to the fire scene for water supply?

<p>3&quot; supply line. (B)</p> Signup and view all the answers

What is the primary aim of rural water supply?

<p>To ensure a continuous water flow for firefighting. (A)</p> Signup and view all the answers

Which factor is most crucial for effective rural water supply?

<p>Uninterrupted water supply. (C)</p> Signup and view all the answers

What is the ultimate outcome of effective rural water supply operations?

<p>Meeting the water demands of firefighting. (D)</p> Signup and view all the answers

What is the first step in establishing effective rural water supply?

<p>Determining the fire flow requirements. (D)</p> Signup and view all the answers

Why is it important to have an uninterrupted supply of water?

<p>To prevent the fire from rekindling. (B)</p> Signup and view all the answers

What should be considered to ensure effective water supply operations?

<p>Pre-planning water shuttle routes. (C)</p> Signup and view all the answers

What is a key aspect of a successful rural water supply operation?

<p>Having a readily available and reliable water source. (C)</p> Signup and view all the answers

Which of the following best describes the operational aim related to water in rural firefighting?

<p>To have water available continuously. (C)</p> Signup and view all the answers

What operational benefit is gained from a continuous water supply at an incident?

<p>Supports sustained fire suppression efforts. (A)</p> Signup and view all the answers

When operating in a rural setting, what is most important to consider for water supply?

<p>The lack of a municipal water system. (A)</p> Signup and view all the answers

Why is it generally preferable to use an engine as the source pumper?

<p>Engines typically have a larger pump capacity. (D)</p> Signup and view all the answers

What is the significance of pump capacity in rural water supply operations?

<p>It is a key factor in determining the amount of water that can be delivered. (A)</p> Signup and view all the answers

What is one reason to prioritize using an engine over a brush truck for water supply?

<p>Engines generally offer a more robust and higher-capacity pump. (A)</p> Signup and view all the answers

In what situation would an engine be favored over a brush truck as a water source?

<p>When a high volume of water is needed. (A)</p> Signup and view all the answers

Considering pump capacity, what is the best choice between an engine and a brush truck for sustained water supply?

<p>Engine, for its greater pumping capacity (B)</p> Signup and view all the answers

Why might an engine be a better choice for water supply over a brush truck?

<p>It generally has a larger capacity pump. (A)</p> Signup and view all the answers

When needing to supply a large amount of water, which factor is most important when choosing between an engine and a brush truck?

<p>The size of the pump. (D)</p> Signup and view all the answers

What is the practical importance of pump capacity when choosing a source pumper?

<p>It determines the amount of water that can be moved. (A)</p> Signup and view all the answers

Why would a larger pump capacity be preferred in a source pumper?

<p>To provide a greater volume of water for firefighting. (A)</p> Signup and view all the answers

In rural water supply, why is pump capacity a key consideration when selecting an apparatus?

<p>It directly impacts the volume of water available for firefighting. (D)</p> Signup and view all the answers

What is the approximate weight of a fully equipped Palm Beach County Fire Rescue brush truck?

<p>&quot;28,500 lbs&quot; (A)</p> Signup and view all the answers

What is the most direct benefit of preplanning water supply strategies in rural areas?

<p>&quot;Faster incident response&quot; (C)</p> Signup and view all the answers

What is the most important factor determining the success of rural water supply operations?

<p>&quot;Personnel training&quot; (C)</p> Signup and view all the answers

During a fire, what is the first priority when establishing any rural water supply operation?

<p>&quot;Identifying a sustainable water source&quot; (B)</p> Signup and view all the answers

What is the purpose of performing a flow test on a potential rural water source?

<p>&quot;To assess its water's availability and rate of flow&quot; (B)</p> Signup and view all the answers

Why should you consider multiple water supply options for rural firefighting?

<p>&quot;As water sources can be unreliable or insufficient&quot; (B)</p> Signup and view all the answers

What aspect of a rural water source is evaluated by calculating its flow rate?

<p>&quot;Sustained availability&quot; (C)</p> Signup and view all the answers

Which of the following is a component of good communication during water shuttle operations?

<p>&quot;Establishing clear radio communication&quot; (D)</p> Signup and view all the answers

What is one of the most common limitations in rural water supply?

<p>&quot;Limited access to water sources&quot; (C)</p> Signup and view all the answers

In rural water supply operations, what is a crucial element of effective teamwork?

<p>&quot;Dividing tasks and coordinating actions&quot; (A)</p> Signup and view all the answers

What is the typical range of 3" hose carried by brush trucks in rural areas?

<p>800 to 1000 feet (A)</p> Signup and view all the answers

What is the purpose of brush trucks carrying a large quantity of 3" hose?

<p>To supply water over long distances (B)</p> Signup and view all the answers

What is a direct benefit of brush trucks carrying 800-1000 feet of 3" hose?

<p>Extended reach to water sources (C)</p> Signup and view all the answers

In rural firefighting, what does the 3" hose on a brush truck primarily help with?

<p>Establishing a water supply line (A)</p> Signup and view all the answers

What is the significance of a brush truck carrying a large amount of 3" hose in rural environments?

<p>It compensates for the lack of readily available water sources (C)</p> Signup and view all the answers

Why is the specified amount of 3" hose (800-1000ft) aboard a brush truck important for rural operations?

<p>To compensate for limited hydrant availability (A)</p> Signup and view all the answers

What problem does carrying 800-1000 feet of 3" hose on a brush truck address in rural firefighting?

<p>Infrequent water sources (D)</p> Signup and view all the answers

For a brush truck operating in a rural area, what does a large amount of 3" hose primarily provide?

<p>Extended reach to water supplies (C)</p> Signup and view all the answers

What is the MAIN advantage of a brush truck having 800-1000 feet of 3" hose in rural settings?

<p>Access to distant water sources (B)</p> Signup and view all the answers

Why might a rural fire department prioritize equipping their brush trucks with ample 3" hose?

<p>To overcome scarcity of easily accessible water (B)</p> Signup and view all the answers

What length of 1 3/4" structural attack hose do brush trucks typically carry in rural areas?

<p>200 feet (D)</p> Signup and view all the answers

For what initial purpose are brush trucks equipped with 1 3/4" hose and SCBAs in rural areas?

<p>Structural firefighting operations (C)</p> Signup and view all the answers

How many SCBAs are typically carried on a brush truck for initial structural firefighting in rural settings?

<p>Two (B)</p> Signup and view all the answers

Besides attack hose, what other critical piece of equipment is standard on rural brush trucks for structural fires?

<p>Self-contained breathing apparatus (SCBAs) (C)</p> Signup and view all the answers

What specific type of firefighting operation are the 1 3/4" hose and SCBAs on a rural brush truck intended to support?

<p>Initial structural firefighting operations (C)</p> Signup and view all the answers

The presence of 1 3/4" hose and SCBAs on a brush truck indicates its capability for what type of fire?

<p>Structure fires (A)</p> Signup and view all the answers

What is the typical diameter of the structural attack hose carried on rural brush trucks?

<p>1 3/4 inch (D)</p> Signup and view all the answers

In addition to brush fires, what other type of incident can a brush truck with 1 3/4" hose and SCBAs initially address?

<p>Structure fires (A)</p> Signup and view all the answers

A brush truck equipped with 200' of 1 3/4" hose and SCBAs enables firefighters to perform what task?

<p>Initial fire attack (C)</p> Signup and view all the answers

The SCBAs, together with the attack hose, allow brush trucks to support what kind of operations?

<p>Both offensive and defensive operations (A)</p> Signup and view all the answers

When feasible, which brush truck should be used as the attack pumper?

<p>The largest capacity brush truck (C)</p> Signup and view all the answers

What is the preferred type of brush truck to use as an attack pumper?

<p>The largest capacity (B)</p> Signup and view all the answers

Which factor determines if a brush truck should be used as the attack pumper?

<p>The truck's water tank capacity (A)</p> Signup and view all the answers

During a fire incident, which brush truck is best suited to act as the initial attack pumper?

<p>The truck with the greatest water capacity (D)</p> Signup and view all the answers

When deploying brush trucks for an initial attack, what factor is most important?

<p>The water tank's size (B)</p> Signup and view all the answers

In fire operations, what attribute is most valuable when choosing a brush truck for direct fire attack?

<p>Its water tank size (B)</p> Signup and view all the answers

What is the general rule for selecting a brush truck to serve as the attack pumper?

<p>Use the truck with the largest water tank (C)</p> Signup and view all the answers

What characteristic should guide the decision to use a given brush truck as the initial attack pumper?

<p>The water tank capacity (A)</p> Signup and view all the answers

When selecting a brush truck for the role of attack pumper, what should be the primary consideration?

<p>The tank's volume (B)</p> Signup and view all the answers

In choosing a brush truck to serve as the attack pumper, what capability should be prioritized?

<p>The biggest water tank (C)</p> Signup and view all the answers

What type of information does the Hydrant Navigation System provide?

<p>Fire hydrant location and water flow (B)</p> Signup and view all the answers

What is a key function of the Hydrant Navigation System?

<p>Providing dry hydrant and static water source locations (C)</p> Signup and view all the answers

Besides standard fire hydrants, what other water sources are included in the Hydrant Navigation System?

<p>Dry hydrants and static water sources (B)</p> Signup and view all the answers

What is the primary function of the Hydrant Navigation System in emergency operations?

<p>Guide firefighters to water sources (C)</p> Signup and view all the answers

What information about fire hydrants is provided by the Hydrant Navigation System?

<p>Location and flow rate (B)</p> Signup and view all the answers

Why is knowing the location of static water sources important for firefighting?

<p>They serve as backup water supplies in areas lacking hydrants (D)</p> Signup and view all the answers

What does the Hydrant Navigation System help firefighters locate, in addition to standard hydrants?

<p>Dry hydrants (B)</p> Signup and view all the answers

What specific data regarding water sources is given by the Hydrant Navigation System?

<p>Water flow (B)</p> Signup and view all the answers

What benefit does the Hydrant Navigation System offer when fighting fires in rural locations?

<p>Identification of alternative water sources (B)</p> Signup and view all the answers

What is one primary purpose of a static water source, according to the Hydrant Navigation System's data?

<p>Serve as a backup for firefighting efforts (D)</p> Signup and view all the answers

What is the approximate width of a standard 1 1/4 acre lot, useful for estimating hose lays?

<p>200 feet (D)</p> Signup and view all the answers

For estimating hose lays, what width is typically assumed for a 1 1/4 acre lot?

<p>200 feet (A)</p> Signup and view all the answers

If a fireground covers an area roughly the size of a 1 1/4 acre lot, about how much hose might be needed to reach all areas?

<p>200 feet (D)</p> Signup and view all the answers

What is the established approximation for the front footage of a 1 1/4 acre lot which can be used as a benchmark?

<p>200' (C)</p> Signup and view all the answers

When sizing up the fireground, what is the approximate dimension that can be expected of a typical 1 1/4 acre lot?

<p>200 feet (D)</p> Signup and view all the answers

In rural firefighting operations, a 1 1/4 acre parcel is approximated to be how many feet wide for logistics considerations?

<p>200 ft (A)</p> Signup and view all the answers

A standard 1 1/4 acre lot correlates to approximately how much 3 inch hose?

<p>200 feet (B)</p> Signup and view all the answers

What is the length of the perimeter of a 1 1/4 acre lot?

<p>600 feet (B)</p> Signup and view all the answers

How much hose is needed for a fire on a lot roughly the size of a 1 1/4 acre parcel?

<p>200 feet (A)</p> Signup and view all the answers

Knowing the dimensions of a 1 1/4 acre lot is useful for determining what on the fireground?

<p>Amount of hose to lay (B)</p> Signup and view all the answers

What is the low end of the estimated fire flow requirement in gallons per minute (GPM) for a typical single-family dwelling with a room and contents fire?

<p>250 GPM (D)</p> Signup and view all the answers

What is the estimated MAXIMUM fire flow requirement in gallons per minute (GPM) for a typical single-family dwelling with a room and contents fire?

<p>500 GPM (B)</p> Signup and view all the answers

For a room and contents fire in a typical single-family home, what range represents the standard fire flow in gallons per minute (GPM)?

<p>250-500 GPM (A)</p> Signup and view all the answers

What is a reasonable estimate of the required water flow for a fully involved room within a house?

<p>250-500 GPM (A)</p> Signup and view all the answers

If firefighters encounter a fire limited to a single room and its contents inside a normal house, approximately how much water should they expect to need per minute?

<p>Around 250-500 GPM (C)</p> Signup and view all the answers

What is the average amount of water needed to extinguish a fire within a normal sized room?

<p>375 GPM (D)</p> Signup and view all the answers

A typical single family dwelling requires approximately how much water to put out a basic fire?

<p>250 GPM to 500 GPM (D)</p> Signup and view all the answers

What range of water flow is ideal in order to put out a fire contained to one room of a house?

<p>250 GPM - 500 GPM (C)</p> Signup and view all the answers

What is the typical MAXIMUM amount of water, in gallons, needed to extinguish a room and contents fire in a single-family dwelling?

<p>10,000 (B)</p> Signup and view all the answers

Approximately how much water, in gallons, might be needed to extinguish a small fire contained to one room of a house?

<p>2,000-10,000 (C)</p> Signup and view all the answers

What is the MINIMUM amount of water, in gallons, typically required for a room and contents fire in a single-family home?

<p>2,000 (A)</p> Signup and view all the answers

For a room and contents fire inside a normal house, what quantity of water would be a reasonable estimate of the water needed per minute?

<p>2,000 to 10,000 gallons (B)</p> Signup and view all the answers

What is the average range of water, in gallons, needed to extinguish fires within a normal sized room?

<p>2,000-10,000 (B)</p> Signup and view all the answers

For a typical single-family home, what is the range of water, in gallons, needed for a basic fire?

<p>2,000 to 10,000 (D)</p> Signup and view all the answers

Approximately how much water in gallons is required to put out a room and contents fire in a single-family dwelling?

<p>2,000 to 10,000 (D)</p> Signup and view all the answers

If a firefighter encounters a house fire contained to one room, about how many gallons of water should he expect to use?

<p>2,000 to 10,000 (D)</p> Signup and view all the answers

What range of water flow in gallons should be used to extinguish a room and contents fire?

<p>2,000 to 10,000 (C)</p> Signup and view all the answers

For a fire in a normal sized room, which volume of water, in gallons, should be used?

<p>2,000 to 10,000 (A)</p> Signup and view all the answers

What type of pumping operation is commonly performed in rural areas of Palm Beach County?

<p>Modified Direct Pumping (B)</p> Signup and view all the answers

What is a key characteristic of rural areas that influences water supply operations?

<p>Limited access to water sources (B)</p> Signup and view all the answers

What is the role of a 'nurse tender' in a water shuttle operation?

<p>To supply water to the attack engine (C)</p> Signup and view all the answers

What is the purpose of relay pumping in rural water supply?

<p>To move water over long distances (A)</p> Signup and view all the answers

What type of apparatus is typically the first to arrive on scene at a brush fire?

<p>Brush Truck (A)</p> Signup and view all the answers

What is the primary function of a water tender in rural water supply?

<p>To transport large volumes of water (D)</p> Signup and view all the answers

What is the most common size of supply line used to connect a portable water tank to the attack engine?

<p>2 1/2 inch (C)</p> Signup and view all the answers

What is the most important factor when considering the location of a drafting site?

<p>Accessibility for apparatus (A)</p> Signup and view all the answers

In rural areas where hydrants are scarce, what is a common alternative water source?

<p>Rivers or Lakes (C)</p> Signup and view all the answers

What is the purpose of pre-incident planning for rural water supply?

<p>To identify potential water sources (C)</p> Signup and view all the answers

What is the main principle behind Direct Pumping operations?

<p>Utilizing all water-carrying apparatus on scene to supply the attack pumper (C)</p> Signup and view all the answers

What is the MAIN objective of Direct Pumping?

<p>To quickly provide a supplemental water supply to the attack pumper (D)</p> Signup and view all the answers

In Direct Pumping, which apparatus are utilized?

<p>All on-scene apparatus that carry water (C)</p> Signup and view all the answers

During a Direct Pumping operation, where does the water from the supporting apparatus go?

<p>Directly to the attack pumper (D)</p> Signup and view all the answers

What is the overall aim of supplementing an attack engine in Direct Pumping?

<p>To increase the overall water available for fire suppression (D)</p> Signup and view all the answers

In Direct Pumping operations, what is the role of water-bearing apparatus?

<p>To directly supply water to the attack pumper (A)</p> Signup and view all the answers

Direct pumping operations rely MOST on which of the following resources:

<p>All available water-carrying vehicles on scene (A)</p> Signup and view all the answers

What type of water supply method is Direct Pumping?

<p>A short-term supplemental water supply method (B)</p> Signup and view all the answers

What does 'supplement the attack pumper directly' mean in the context of direct pumping?

<p>To directly increase the water supply available for fire attack (B)</p> Signup and view all the answers

Which of these best describes Direct Pumping?

<p>Using multiple apparatus to provide water to the attack engine (B)</p> Signup and view all the answers

How many gallons of water can Modified Direct Pumping Operations yield?

<p>6000 gallons (A)</p> Signup and view all the answers

In Modified Direct Pumping operations, how many fire engines are utilized to yield 6000 gallons?

<p>Two (B)</p> Signup and view all the answers

How many brush trucks are used in Modified Direct Pumping to achieve a yield of 6000 gallons?

<p>Two (A)</p> Signup and view all the answers

In Modified Direct Pumping operations, what is the quantity of tenders necessary to yield 6000 gallons?

<p>One (A)</p> Signup and view all the answers

What is the primary purpose of Modified Direct Pumping Operations?

<p>Initial fire attack (C)</p> Signup and view all the answers

When Modified Direct Pumping operations are performed, for what will the 6000 gallons of water be used?

<p>Initial fire attack (A)</p> Signup and view all the answers

Which resources contribute to the 6000-gallon water supply in Modified Direct Pumping?

<p>Engines, brush trucks, and a tender (C)</p> Signup and view all the answers

Apart from two engines and a tender, what other type of apparatus is essential in Modified Direct Pumping operations to achieve a 6000 gallon yield?

<p>Brush trucks (B)</p> Signup and view all the answers

The water supply yielded from Modified Direct Pumping is equivalent to the capacity of:

<p>Two engines, two brush trucks, and one tender (A)</p> Signup and view all the answers

The 6000 gallons of water for initial fire attack is a result of the combined efforts of which type of apparatus?

<p>Engines, brush trucks and a tender (B)</p> Signup and view all the answers

Flashcards

Purpose of SOG 420-10

Guidelines for water supply operations in rural Palm Beach County to meet fire ground demands.

Scope of SOG 420-10

All Emergency Operations personnel

Initial Action for Rural Water

OIC determines the best way to establish water supply.

Preferred Source Pumper

Use an engine as the source pumper.

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PBCFR Brush Truck Weight

Average weight is 28,500 lbs, rescue trucks are generally less than 20,000 lbs.

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Brush Truck Initial Response

Provide supplemental water, access difficult areas, reconnaissance, initial fire attack, access static sources, initiate brush fire attack.

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Water Supply Officer (WSO)

Officer overseeing water supply operations, versed in tactics, dedicated radio channel, communicates with IC.

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Fire Flow Requirement Single Family Home

250-500 GPM

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Rural Water Supply Methods

Modified Direct Pumping, Nurse Tender, Relay Pumping, Folding/Dump Tank.

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Modified Direct Pumping

Used for short fires, first due, attack engine supplied by multiple units.

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Water Yield of Modified Direct Pumping

6000 gallons

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Nurse Tender

Tender that supplies water directly to the attack engine, refilled by water shuttle.

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Relay Pumping

Preferred method; pumper at water source supplies relay; units relay to attack engine.

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Folding/Dump Tank Operations

Indirect water supply; apparatus fill a portable tank, which supplies the attack engine.

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Folding/Dump Tank Capacity

Each tank holds 3000-3500 gallons of water

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Rural Water Supply Goal

To provide a continuous water flow to support firefighting activities in areas lacking hydrants.

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The goal of rural water supply operations is to

provide an uninterrupted water supply to meet the demands of fire ground operations.

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Engine as Source Pumper

Use engines over brush apparatus for water supply due to larger pump capacity.

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use an engine as the source pumper

rather than brush apparatus due to pump capacity size

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The average weight of PBCFR brush trucks is

28,500 LBS

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PBCFR rescue trucks generally weigh less than

20,000 lbs.

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Brush Truck Hose Length

A brush truck in a rural area has between 800 and 1000 feet of 3" hose.

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Brush trucks in rural areas carry

800-1000 feet of 3” hose

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Brush Truck Equipment

Brush trucks carry 200 feet of 1 3/4 structural attack hose and two SCBAs for initiating structural firefighting.

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Brush trucks in rural areas carry

200 feet of 1 3/4” structural attack hose, and two SCBAs for the purpose of initiating structural firefighting operations.

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Largest Brush Truck as Attack Pumper

Employ the largest capacity brush truck as the primary attack pumper for initial fire suppression.

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Hydrant Navigation System

A system that provides the location and flow information for fire hydrants, as well as the location of dry hydrants and static water sources.

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The Hydrant Navigation System

provides the location and flow of fire hydrants, and the location of dry hydrants and static water sources.

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Consider requesting assistance from the Communication Center or the Fire Operations Officer (FOO) to

help locate the nearest water source using the Hydrant Navigation System or satellite mapping imagery.

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Rural Lot Width

A standard 1 1/4 acre lot is about 200 feet wide in rural areas.

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When estimating hose lays in rural areas, a standard 1 1⁄4 acre lot is

200’ feet wide

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Average Fire Flow for a House

The amount of water needed to suppress a typical fire in a single-family home.

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A typical single family dwelling requires an average fire flow of

250 to 500 GPM for a room and contents fire.

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Water Needed for House Fire

The average amount of water needed to extinguish a room and contents fire in a typical single-family home.

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A typical single family dwelling requires an average of

2,000 to 10,000 gallons of water to extinguish for a room and contents fire.

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The four means of providing a continuous water supply for firefighting operations in rural areas of Palm Beach County are:

  1. Modified Direct Pumping operations
  2. Nurse Tender operations
  3. Relay Pumping operations
  4. Folding/Dump Tank operations
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Definition of Direct Pumping

Using all available water-carrying apparatus on scene to directly supplement the attack pumper.

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Direct Pumping utilizes

all on scene apparatus that carry water to supplement the attack pumper directly.

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MODIFIED DIRECT PUMPING OPERATIONS:

  1. Used for short duration fires such as room and contents, garage fires, shed fires.
  2. Recommended for the first due response on confirmed structure fires in rural areas with limited water supply.
  3. The attack engine is supplied by more than one unit at a time through multiple supply lines.

SOG 420-10 Rural Water Supply for Structural Firefighting Page 4 of 8 4. Yields a water supply of 6000 gallons for initial fire attack from water carried on two engines, two brush trucks, and a single tender. 5. For long narrow driveways or limited access areas, the attack engine should lay a supply line from the street in toward the fire scene. 6. Position tenders in an area that is free and clear of other apparatus for easier access. 7. Transition to a relay pumping operation if you anticipate the incident will last for an extended period of time.

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Modified Direct Pumping apparatus

Utilizes two engines, two brush trucks, and a single tender to supply the attack engine.

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Long narrow driveways

The attack engine should lay a supply line from the street towards the fire scene.

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Tender positioning

Place tenders in an easily accessible location, free of other apparatus.

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Transition to relay pumping

Shift to relay pumping if the incident is expected to last a while.

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MODIFIED DIRECT PUMPING OPERATIONS: Yields a water supply of

6000 gallons for initial fire attack from water carried on two engines, two brush trucks, and a single tender.

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A nurse tender

is a tender that is positioned at the fire scene and supplies water directly to the attack engine.

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Nurse tender operations are recommended on

short duration fires.

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Relay pumping

is the preferred method of water supply when a water source is not readily available near the fire scene.

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RELAY PUMPING OPERATIONS:

• The sooner you can transition to a relay pumping operation the better. • Place the pumper with the largest capacity at the water source. • 5” supply line should be laid from the water source to the fire scene. • Lay supply lines off to the side of the road to allow access for later arriving units. • May require multiple units within the relay. • If a long relay is necessary, each apparatus should lay its entire hose bed and perform as a relay pumper.

SOG 420-10 Rural Water Supply for Structural Firefighting Page 7 of 8 • If drafting is the water source, consider keeping Tender apparatus on scene as a back-up water supply.

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Folding/dump tank operations

involve an indirect water supply where apparatus dump or fill water into a portable folding dump tank from which the attack engine is supplied.

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Each folding/dump tank holds

3000 to 3500 gallons of water.

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FOLDING/DUMP TANK OPERATIONS:

Requires a minimum of 2 tenders, in addition to engines and brush trucks shuttling water from the source to the folding/dump tank.

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FOLDING/DUMP TANK OPERATIONS:

Incidents that require flow rates in excess of 300 GPM require multiple folding/dump tanks.

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Each tender carries

3000 gallons of water.

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Tender apparatus carry

extra foam and SCBA bottles for on-scene replenishment.

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In areas where a draft site is inaccessible, the use of

float-a-pumps may be necessary as a last resort for water supply.

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Float-a-pump operations have the following limitations:

• Carried on PBCFR Brush Trucks. • Capacities vary from unit to unit. • It is recommended that a minimum of two high volume float-a-pumps be used to relay water. • Place the source pumper as close as possible to the float-a-pumps.

SOG 420-10 Rural Water Supply for Structural Firefighting Page 8 of 8 • Float-a-pumps must be monitored at all times, to maintain fuel levels, and ensure that the strainer remains free of clogs.

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Study Notes

  • SOG 420-10 provides guidelines for water supply operations in rural Palm Beach County.
  • The goal is ensuring an uninterrupted water supply for firefighting.
  • The Fire Rescue Administrator has authority over this guideline.
  • This SOG applies to all Emergency Operations personnel.
  • Company and Chief Officers can modify this guideline based on the incident and its extent.
  • The main goal is to provide uninterrupted water to meet fire ground operation demands.

Rural Water Supply Considerations

  • The initial OIC needs to determine the best way to establish an adequate water supply in rural areas.
  • When hydrants are too far away, find a static water source as close to the fire scene as possible.
  • Use engines as source pumpers over brush apparatus when feasible due to greater pump capacity.
  • Whenever possible, use an engine as the source pumper rather than a brush apparatus due to pump capacity size.
  • In areas of limited access, brush apparatus may be needed to establish a drafting water supply.
  • Brush truck pump capacity is limited, and varies by unit.
  • Use the largest capacity brush truck if it is used as the source pumper.
  • Drought conditions may make static water sources unsuitable due to low water levels.

Non-Rated Bridges/Limited Access Areas

  • Use caution when crossing non-rated bridges.
  • The average PBCFR brush truck weight is 28,500 lbs.
  • PBCFR rescue trucks generally weigh less than 20,000 lbs.
  • Brush trucks or rescue units may be needed where weight restrictions exist on homemade or non-rated bridges.
  • Rural brush trucks carry 800-1000 feet of 3" hose, 200 feet of 1 ¾" structural attack hose, and two SCBAs.
  • This equipment enables brush trucks to initiate structural firefighting.
  • When using brush apparatus as the attack pumper, lay a 3" supply line from the bridge to the fire scene.
  • Whenever possible, use the largest capacity brush truck as the attack pumper.
  • Use the largest capacity brush truck as the attack pumper whenever possible.
  • Place a supply engine on the street side of the bridge.
  • Later arriving engines and tenders should remain on the street side, performing a water shuttle to refill the supply engine.
  • Establish a relay pumping operation if a reliable draft site is nearby.
  • Consider hand-laying a second supply line to the attack pumper, if needed.

Locating a Static Water Source

  • Request assistance from the Communication Center or the Fire Operations Officer (FOO) to locate the nearest water source.
  • Use the Hydrant Navigation System or satellite mapping imagery to do this.
  • The Hydrant Navigation System provides the location/flow of fire hydrants, along with dry/static water sources.
  • The Hydrant Navigation System provides the location and flow of fire hydrants, and the location of dry hydrants and static water sources.

Structure Fire Response in Rural Areas

  • All stations responding to structure fires in rural Palm Beach County should send a brush truck (excluding 600 series) and an engine.
  • The brush truck is sent for the following reasons:
  • Providing supplemental water supply.
  • Providing access to structures that engines, tenders, or aerial apparatus cannot reach.
  • Reconnaissance in limited-access areas.
  • Initial fire attack in limited-access areas.
  • Access to static water sources.
  • Initiating brush fire attack in wooded areas near structure fires.

Water Supply Officer

  • Consider designating a Water Supply Officer (WSO) to manage water supply operations.
  • The WSO should be an officer experienced in rural water supply tactics.
  • Consider using a separate radio TAC channel.
  • The ONLY individual communicating with the Incident Commander (IC) regarding water supply should be the WSO.

Other Important Considerations

  • Request additional tenders as needed.
  • Wait until a secure water source and relay pumping are established before using master stream devices/aerial apparatus.
  • Position apparatus/supply lines to avoid blocking roadway access for incoming apparatus, especially during water shuttle operations.
  • When estimating hose lays in rural areas, a standard 1 ¼ acre lot is about 200 feet wide.
  • A typical single family dwelling needs 250-500 GPM for a room and contents fire.
  • A typical single family dwelling requires an average fire flow of 250 to 500 GPM for a room and contents fire.
  • A typical single family dwelling requires an average of 2,000 to 10,000 gallons of water to extinguish for a room and contents fire.
  • 2,000-10,000 gallons of water are typically needed to extinguish a room and contents fire in this type of dwelling.

Water Supply Operations

  • Rural water supply operations require situation-specific tactics.
  • The four primary methods for continuous water supply in rural Palm Beach County are:
  • Modified Direct Pumping.
  • Nurse Tender operations.
  • Relay Pumping operations.
  • Folding/Dump Tank operations.
  • Key questions for determining the water supply method:
  • What fire flow is needed, and for how long?
  • Where is the nearest reliable water source?
  • Which delivery method should be used?
  • What resources are needed to deliver the flow rate?
  • Can a relay be put into place for continuous water supply?
  • Are there any access issues?

Modified Direct Pumping Operations

  • Modified Direct Pumping is common in rural Palm Beach County.
  • It uses all on-scene apparatus carrying water to supplement the attack pumper directly.
  • Direct Pumping utilizes all on scene apparatus that carry water to supplement the attack pumper directly.
  • It is suitable for short duration fires like room and contents, garage, and shed fires.
  • This is recommended for initial response to confirmed structure fires in rural areas with limited water supply.
  • The attack engine receives water from multiple units simultaneously through multiple supply lines.
  • This operation yields about 6000 gallons of water carried on two engines, two brush trucks, and a single tender for initial fire attack.
  • On long, narrow driveways, the attack engine should lay a supply line inward from the street.
  • Position tenders in an area free of other apparatus for easier access.
  • Transition to relay pumping if the incident is expected to last an extended time.

Tactics for Modified Direct Pumping Operations

  • The first-due engine should be positioned for fire attack using its onboard water tank.
  • Stage the brush truck within 50 feet of the attack engine, and supply tank water from the brush truck. When the tank is empty, the brush truck should stage out.
  • The second-due engine and brush truck supply the attack engine from their tanks to support fire attack. The second-due engine refills and shuttles water. The second-due brush truck stages on scene and out of the way.
  • The first-due tender supplements the first and second-due units with its onboard tank as needed. The tenders participate in water shuttle operations when empty.
  • The second due tender supplements like the first arriving tender, assisting in water shuttle.
  • Dispatch automatically assigns a second tender when one is required or requested for supplemental water supply.
  • A third-due engine and brush truck scout potential draft sites, with help from the FOO or Communication Center, and establish a draft as the source pumper for water shuttle or relay.
  • Fourth-due and later arriving engines, tenders, and brush trucks participate in a water shuttle operation from the source to the scene.
  • Later arriving units can set up a relay pumping operation if applicable; transitioning sooner is better.

Nurse Tender Operations

  • A nurse tender is positioned at the fire scene and supplies water directly to the attack engine.
  • Other apparatus refill the nurse tender using a water shuttle.
  • Nurse tender operations are recommended for short-duration fires.
  • A nurse tender is not ideal if the incident could expand.
  • Consider nurse tender operations if the tender arrives with the first-due units.
  • Good for short duration fires: room/contents, garage, shed fires.
  • Engines, brush trucks, and other tenders perform a water shuttle to refill the nurse tender’s water tank.
  • Transition to relay pumping if the incident is expected to last an extended period.

Relay Pumping Operations

  • Relay pumping is the preferred method of water supply when a water source is not readily available near the fire scene.
  • The pumper is placed at a reliable water source to supply other pumpers within a relay.
  • Each unit relays water to then next unit, which supplies water to the attack engine at the fire scene.
  • Transition to a relay pumping operation as soon as possible.
  • Place the pumper with the largest capacity at the water source.
  • Use a 5” supply line from the water source to the scene.
  • Lay supply lines off to the side of the road to allow access for later arriving units.
  • It may require multiple units within the relay.
  • If a long relay is needed, each apparatus lays its entire hose bed and operates as a relay pumper.
  • If drafting is being used, keep the tender apparatus on scene as a backup water supply.

Folding/Dump Tank Operations

  • Folding/dump tank operations is an indirect water supply.
  • Apparatus dump or fill water into a portable folding dump tank, from which the attack engine is supplied.
  • They are indicated when the water source is far from the fire scene and a relay pumping operation is impractical.
  • Limitations:
  • Each tank holds 3000-3500 gallons of water.
  • Setup can be time-consuming/manpower intensive.
  • A large, level, unobstructed area is needed.
  • If it is placed improperly, it may block access for incoming apparatus.
  • A supply engine should be positioned at the folding/dump tank to draft/relay water to the attack engine.
  • Requires a MINIMUM of 2 tenders, as well as engines and brush trucks, to shuttle water from the source to the tank.
  • They cannot supply master streams or aerial apparatus.
  • Incidents requiring greater than 300 GPM need multiple tanks.

Considerations for Tender Apparatus

  • Each tender carries 3000 gallons of water.
  • Tenders also carry extra foam and SCBA bottles for on-scene replenishment.
  • Due to their size, it may be advantageous for a tender to back down a roadway.

Float-A-Pump Operations

  • In areas where a draft site is inaccessible, the use of float-a-pumps may be needed.
  • Limitations:
  • Carried on PBCFR Brush Trucks.
  • Capacities vary by each unit.
  • It is recommended to use a minimum of two high-volume float-a-pumps to relay water.
  • Place the source pumper as close as possible to the float-a-pumps.
  • Float-a-pumps need to be monitored to maintain fuel levels, and ensure that the strainer remains free of clogs.

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Description

SOG 420-10 outlines procedures for water supply in rural Palm Beach County to support firefighting efforts. It applies to all Emergency Operations personnel, granting Company and Chief Officers the flexibility to adapt the guideline based on the incident specifics, focusing on static water sources and pump capacity.

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