Card Set Information
Engine Company Fireground Opersation
Which method of heat transfer is the main reason for ventilation requirements in fire department operations?
How many inches will a 100-foot section of steel beam expand when heated to 1,000 degrees Fahrenheit?
Which may cause a rollover at the top of a structure because of the hot products of combustion igniting materials at that level?
Which work in conjunction to cause flashover?
Convection and radiation
Which action can eliminate or stop conduction without the firefighter even being aware?
Which type of priorities are life safety, extinguishment and property conservation?
What is the greatest cause of exposure fires once the fire has grown to considerable size?
What is the basis on which engine company operations are carried out?
Which is an NFPA standard designed to provide fire departments with an objective method of measuring performance for initial fire suppression and rescue procedures?
When which two methods of heat transfer combine is the most severe area of exposure created?
Convection and radiation
What is the minimum number of feet of fire hose that NFPA requires be carried on the pumper fire apparatus?
What is the minimum gpm flow that NFPA 1901 recommends for a master stream appliance?
How many different areas as a minimum does NFPA require be available to store 1 1/2-inch or larger preconnected hose lines?
Which NFPA standard covers the standard on water supplies for suburban and rural fire fighting?
What is the minimum number of feet of 2 1/2-inch or larger hose line required by NFPA?
Which NFPA standard defines requirements for new automotive fire apparatus?
What type of nozzle should be used to allow a 1 1/2-inch line to be connected to the 2 1/2-inch line?
How many cubic feet of storage space as a minimum does NFPA require for 2 1/2-inch or larger fire hose on the engine?
What should be the minimum gallons per minute of the pump on the engine itself?
What is the designated flow from a spray nozzle usually rated?
100-psi nozzle pressure
What is the minimum size of the supply hose?
Which size hose line is recommended for fires that cannot be controlled by the smaller attack lines?
What is the NFPA minimum requirement for soft-suction hose line?
Which type of nozzle should be attached to the 2 1/2-inch preconnected hose line due to the reduced nozzle pressure and lower nozzle reaction?
Which type of lay is the only one with the advantage of the pumper being away from the fire building?
Reverse lay using a charged supply line
What is the minimum number of gallons of water that the water tank on the engine should be able to carry?
At what wind speed will a straight tip begin to be needed for penetration?
Where should the nozzle of the 1 1/2-inch hose line be located when separate hose beds are provided?
How many of what size hard sleeve should pumpers carry as a minimum?
Two 10-foot sections
Where is the soft-suction hose normally connected?
What does the first pumper work from when using the direct-to-fire-no line-laid approach?
How many combination spray nozzles with a 200 gpm minimum are required on the pumper apparatus by the NFPA?
Which hose lay is popular when the second arriving company is close behind the first?
Forward lay using an uncharged supply line
How many separate supply lines can be laid from the divided hose bed?
Which is considered to be the most desirable hose lay for the one-piece engine company?
Forward lay using a charged supply lin
What should be the maximum length of preconnected hose lines of 1 1/2- or 1 3/4-inch?
What length straight ladder with roof hooks is required by the NFPA?
12 or 14 feet
How many double male and double female 2 1/2-inch adapters with National Standard Thread are required by the NFPA?
What is the hydrant assist valve also known as?
What size extension ladder should the pumper be equipped with when no ladder trucks are in service?
What is characteristic of the standard fire department stream?
250 gpm at 45 psi
How many companies are required to provide one pumper with a water supply when using the forward lay using an uncharged supply line?
How many ball valves need to be placed on a hydrant to allow an additional supply line to be laid without shutting down the hydrant?
What length sections of hose line should be used to supply the master stream appliance when it is not preconnected?
15 to 25 feet
What is the most widely used size attack line within the fire service?
Which size nozzle tip is generally used on the 2 1/2-inch hose to produce the standard fire department stream?
Which is the more popular size of soft-suction hose line being used today?
4 and 5 inches
Approximately how many times more water is the 4-inch LDH able to move than the 2 1/2-inch hose line?
How many sides of the building are officers allowed to see when the first due company places its apparatus properly?
Where should the first arriving engine place itself at a set-back building?
Close to the front of the building
Where should the first arriving pumper position in relation to the fire building?
Where should the engine company position itself in the front when the ladder company is approaching from the same direction at an attached building?
Just past the building
Where should the engine position itself when the alley to the rear of the fire building is narrow?
On the street
Where should the main body of fire in the rear of the mercantile store be attacked from?
Front or unburned
What letter designation is generally given to the rear of the building?
Optimally how many sides of the building should be laddered to allow for means of access and egress?
How should the pumper be positioned to the front at a warehouse fire building?
So entrances can be used to fight the fire
What is considered the ultimate goal of preincident planning?
To know the problems involved in every potential fire building in a company's response area for each specific building
What is the first and most basic step in coverage?
Positioning of the apparatus
Which engine company should proceed up the alley from the cross street to access the rear of the attached building?
What is most often used for venting or fire attack in a standard shopping center?
Which coverage areas are most important with the fire in a garden apartment?
Front and rear
Which should be covered by the engine company before advancing hose lines from the sides?
Where is the first arriving engine company usually positioned at the central corridor construction building?
What is the last part of the building that the first arriving company will be able to observe when positioned correctly and traveling from North to South?
Where is the first due company usually assigned?
Front of the building
Where do most businesses front in a shopping mall?
Which NFPA standard was developed with the primary purpose to aid in the development of a preincident plan?
Which coverage is vital in general in the mercantile area?
What is the height limit generally placed upon garden style apartments?
3 to 4 stories
Which will indicate where fire fighters should begin their search and rescue and fire attack efforts?
What should be done first when there are victims preparing to jump from windows upon arrival?
Affect the rescue
What should be done after a room that the fire has entered have been searched during the primary search?
Close the door
What is as essential to the primary search and rescue effort as it is to fire extinguishment?
What size line should fire crews be prepared to use when fighting fires at a fire resistive building?
Which is an easy and effective way to mark a room as being searched during the primary search effort?
Put a piece of furniture in the doorway
What should be done if the area above the fire is not tenable for searching?
When does preparation for a rescue begin?
Before the alarm is received
What size stream would be more effective in protecting occupants trapped inside a building where the fire has gained considerable headway?
What is the main objective always when it comes to water supply?
Obtaining maximum utilization with minimum personnel
Which is used to increase the velocity of a larger volume of water that is flowing by gravity through a given size dump valve?
What is the minimum number of valved intakes that must be provided on the pumper that can be controlled from the pump operator's position?
What is the most often used length of soft suction hose when a pumper is working directly from a hydrant?
10 to 20 feet
At what pressure should the pumper at a hydrant initially begin pumping to a unit at the fire?
Approximately how many 2 1/2-inch hose lines is a 5-inch hose line equivalent to?
What may be needed to move water from a distant static source to the fire ground?
What is the maximum gpm that the 2 1/2-inch supply line should be used to deliver?
What are the only limitation to the distance water can be relayed?
Amount of pumpers and supply hose
How many supply lines should be laid initially if an LDH is not being used for the initial supply line?
Which lay distance may NOT require relaying operations to counteract the effect of friction loss and elevation pressures?
At what pressure must the pumping system be capable of delivering one hundred percent of its rated capacity?
How many gallons of water do mobile water supply apparatus generally carry?
1,000 to 3,500
What is the minimum gpm of the permanently mounted fire pump on a pumper?
How many more equal parts can be supplied when there is a 10% drop from the static pressure to the residual pressure once an attack line is charged?
What is the absolute minimum residual pressure that should ever be allowed by the pump operator?
What is the maximum setting that should be used for the pressure relief device when using an LDH to supply attack lines?
Which is a limiting factor for the operation of the pumper?
In what order should supply lines be charged when relaying water?
From the source to the fire
What is the maximum level above its rated peak speed that the pump should be operated?
What is the minimum size discharge outlet needed on the pumper to discharge the rated capacity of the pump?
What is the minimum residual pressure that the pump operator should maintain?
20 to 25 psi
Which is the pressure of the hydrant water at rest?
At what pressure should all pumpers in the relay line beset to pump to the pumper at the fire at the start of the operation?
Up to what operating pressure is the attack hose designed to be used up to as a minimum?
How many fire fighters are needed to handle the 1 3/4-inch hose line?
Which of the following has the greatest volume and reach and can flow 250 to 300 gpm?
2 1/2-inch solid stream
Which type of stream is NOT generally used to launch an indirect attack on the fire?
Where should ventilation take place when encountering a smoldering fire?
High point on the building
What is the most common type of fire encountered by responding fire fighters?
What size section of hose must be allotted for each floor when advancing up a stairway?
What is the maximum angle setting that should be used with the fog nozzle when it is being used to push products of combustion to a better vented area?
What does the choice of initial attack lines and nozzles depend upon?
Purpose of the attack
What pressure is the constant pressure spray nozzle designed to maintain at the tip regardless of the flow?
Which size hose is it recommended be eliminated from structural firefighting?
What is the main fuel of the smoldering fire?
Carbon monoxide gas
How many gpm will the 1 1/2-inch attack line with a spray nozzle output with the correct pressure?
60 to 125
Which type of fire attack is NOT a good choice for an occupied room?
What size attack line should be used on the areas above and below the fire area where fire has gained control of a good portion of the floor area?
What should be used to efficiently fight a fire in abasement where ventilation is almost impossible to accomplish?
2 1/2-inch smooth bore nozzle
What is the missing element for a smoldering fire?
Which type of attack is used in almost all offensive attack situations?
What size attack line should be used in the area above a storage area fire in the modern garden apartment?
What should be done when the main body of the fire is knocked down?
Shut down the stream
What is the sudden explosive ignition of fire gases when oxygen is introduced into a superheated space previously deprived of oxygen?
Where should the fire be knocked down from before conducting any interior operations?
Outside the building
What size hose line should be used for the interior attack line with 50% involvement of a commercial space?
Which spray nozzle is an adjustable-pattern spray nozzle in which the rated discharge is delivered at a designed nozzle pressure and nozzle setting?
Up to how many gpm do most 2 1/2-inch spray nozzles deliver?
What is the minimum number of personnel that should be assigned as the rapid intervention crew?
What size backup line should be used when two 1 3/4-inch attack lines are in place?
What should be done with the initial attack lines if the backup lines are needed?
Shut them down
What can be used to perform extinguishment and overhaul operations when the backup lines have gained control of the fire?
Initial attack lines
Who should be responsible for establishing the backups when a master stream appliance is needed?
Incoming engine companies
What size backup line should always be used when a 2 1/2-inch attack line is in place?
What are the engine company's first line of defense?
What is the key to full exposure protection?
Adequate number of fire fighters
What weather factor is considered the worst in terms of exposure fires?
Which location is it best to attack a basement fire in a residence with basement doors to the outside and windows along the rear side?
Which factor affecting the severity of an exterior exposure problem does the firefighter have control over?
Intensity and size of the fire
Which side of the fire is considered most dangerous due to convected and radiant heat?
On which side of the fire should structures be covered first when protecting the exposure?
Which of the following is considered a great asset in terms of controlling an exposure fire
Unpierced fire wall
What can be used to prevent a large secondary fire when convection currents are present?
Police patrols of the area
What height should the hole be made when controlling vertical fire spread within a shaft?
What are the most vulnerable areas of the exposure when the buildings are close together?
Just above the fire
What is the minimum number of hose lines that should be directed up at the fire when controlling a fire in a vertical shaft?
Which method of transfer can result in exposure fires when there are wood shingle rooftops?
Which of the following floors is ventilation required when fighting a basement fire?
Basement and first floor
Where should offensive basement fire operations be conducted from?
Interior, unburned side of the building
Within what time period can roof collapse in a building with a bar joist roof?
Which of the following is NOT something that should be done if it is suspected that fire is traveling in concealed spaces?
Close up the space
What is exposure coverage second to on the fire ground?
Where should vertical openings be opened in a basement fire to allow the heat, smoke and gases to leave the building?
Which of the following provide a safer and more effective means of cooling and protecting an exposure?
Which size hose line is most desirable for interior exposure protection and can be used in most situations?
What size hose line will be most useful when controlling fire within a vertical shaft?
Which fire location would be considered most dangerous for fire fighters and occupants within an apartment building?
What is the gpm range possible with an effective master stream appliance?
350 to 2,000
At what pressure are the most commonly used tips on the master stream appliance operated?
What is the suggested maximum length of hose line between the pumper and master stream appliance to help reduce friction loss?
How many gpm at 100-psi nozzle pressure at full elevation and extension must the prepiped waterway for an aerial ladder be capable of delivering?
At what pressure are spray nozzles designed to operate when used with a master stream appliance?
Which nozzle must the permanently attached monitor be provided with?
Which tip can be used on the master stream appliance when there is not enough water volume to supply the common tip sizes?
Where will the master stream appliance most often be located?
Outside the building
Which may be superior when using a master stream appliance for exposure protection?
Spray nozzle using a fog stream
Which would indicate to the officer that a master stream is not entering the building?
Heavy water runoff
What size supply line would allow for the lowest pump pressure given all other factors remain fairly constant?
How many ways can a fixed master stream appliance be supplied with water?
Which type of master stream appliance is often referred to as a deck gun or monitor?
What should the properly positioned solid stream be deflected off of to ensure its effectiveness?
Which event would signal the need to shutdown the master stream appliance due to the fire being extinguished?
White smoke is no longer visible
In what direction should the master stream be moved to ensure it reaches the full depth of the fire area?
Where is it best to position the elevated master stream appliance for fire fighter safety?
At the corners of the building
When are master stream appliances primarily used?
What is the minimum size external inlet that should be on the permanent waterway on the aerial ladder?
What is the lowest angle the portable master stream appliance can be operated at before needing to manually release the locking mechanism?
What will happen to the straight stream of the master stream appliance if a great deal too much pressure is used?
Turns into a poor fog stream
Which is the most common and simplest types of sprinkler systems?
Within what distance from the standpipe siamese is it best to locate the pumper?
Which size hand line can be used to perform fire attack from an adjoining building?
How many floors below the fire floor as a minimum should an equipment collection area be set up?
What is the minimum diameter hose that should be used when supplying a master stream device from a standpipe system?
Which NFPA standard includes the standard for the installation of hose and standpipe systems?
How many outlets are available at each landing with the exterior dry standpipe system?
What can cause injury to personnel when multiple-riser dry systems are interconnected per newer fire codes?
Time lag before water is available
Where is an exterior dry standpipe system usually located?
Alongside the fire escape
What should the fire department do if the sprinkler system cannot be placed back into service when overhaul operations are complete?
Establish a fire detail
Which class of standpipe system is used for fill-scale and first-aid firefighting?
Where should all of the equipment necessary to support the firefighting operation be brought when operating in a building with a standpipe system?
What residual pressure must be maintained at 100 gpm at the hydraulically most remote hose connection for a class II system?
Where should the hose line be connected when smoke or fire is detected on the fire floor?
In the stairway
Which class of standpipe system provides 2 1/2-inch hose connections at designated locations in the building for full-scale firefighting?
Up to how many gallons of water can a gravity tank hold?
Which size hose line is found to be effective on most fires in the typical building containing a standpipe system?
What size hose connections are provided with the Class II standpipe system?
Where should the excess hose line be placed to aid in advancing the line towards the fire?
Up the stairs
On which type of standpipe system does the FDC serve as the only water supply?
What is the minimum number of fire department intakes when the risers are connected?
What is the minimum area (square feet) that one sprinkler head will cover?
What size inlet do most FDCs provide for each 250 gpm of design flow rate as a rule?
How many gpm must the class II system be able to deliver for 30 minutes according to the NFPA standard?
Which type of sprinkler system uses air exhausters to move water to the heads before they are activated?
What is the minimum size of the standpipe which makes its water-carrying capacity great?
How many fire department intakes are available for each riser when the risers are separate?
Where is fire forced most often in a fire-resistive high-rise building?
Out the windows
What is generally the maximum number of gallons in the pressure tank?
For high-rise buildings what is the minimum number of remotely located FDCs required for each zone within pumping range of the fire apparatus?
Which of the siamese intakes should the first line be connected to?
What is the classification of standpipe systems based upon?
Which location tends to have post-indicator valves for the cutoff valve of the standpipe system?
What must be used when the fire is out of the reach of aerial devices?
What is the minimum number of supply lines that should be connected into the intake siamese?
What assures sufficient water pressure while the pressure tank is supplying water to the standpipe system?
Air under pressure
Where will any fire in ceiling spaces be guided?
What may need to be removed until a clean area is found when fire has penetrated a ceiling space on the floor below and it is suspected that it has extended into the floor above?
What will the extent of the preinspection as well as the overhaul operations depend upon?
Extent of the fire
Who must every person entering the fire building report to before entry?
Which group is normally assigned the task of overhaul?