Master Streams Practice Test

These questions are part of the practice quiz. Start practicing

• The first floor storefront can have very high ceilings, resulting in which height measurement?
• When placing an apparatus in a defensive position, ______ placement is preferred.
• Which pair represents the fixed master streams?
• In most cases it is not advisable to be more than ______ Times the length of your bedded ladder away from the structure
• In regard to strip center construction, after gaining access to the structure and before advancing to the roof, what should firefighters use to inspect the roof construction from the underside?
• In a strip center, what determines the corner where the ventilation truck is placed?
• In regards to monolithic structures, any indication of smoke or fire should result in an immediate ______ ______.
• What is the maximum recommended distance (in times the bedded ladder length) from the structure when using a bedded ladder?
• In a commercial strip center incident, if the first arriving truck sits in the rear, how many firefighters should be left at the front to ensure engine access?
• Friction loss in 3 inch lines will be calculated at _____ psi per section.
• The deck gun's leftward travel limit is listed as 135 degrees. How many degrees is that to the left of center?
• Our trucks are capable of short setting but the turntable can only be rotated ____ degrees to the short set side.
• You should pump _____ psi to the rear of the truck.
• What is the purpose of chocking the axles when setting the rear mount aerial?
• Which set of terms represents the three elements identified as key in monolithic structures?
• Traditionally, anything smaller than which size was considered a hand line for smoothbores?
• What is the nozzle pressure range maintained by master stream automatic fog nozzles across their flow range?
• The smoothbore nozzle is called a _____ _____ nozzle.
• The CMU pump must be supplied by how many 5-inch lines?
• Which option describes water curtain (fog) use for protecting exposures?
• What is the initial fire crews' number one priority at these structures?
• In pressure mode, the CMU pump can deliver 1400 gpm at a max pressure of 250 psi.
• What is the name of the automatic fog nozzle on the deck gun?
• Crimson rear-mount piped waterways can be directed down how many degrees?
• What is the combined maximum tip load when adding the ladder tip rating and the additional tip equipment load allowance?
• What are the waterway size, max pressure rating, and max nozzle reaction rating of the deck gun?
• Which statement best describes the relationship of the long wall to the truss direction in many strip center fires?
• Which statement is NOT one of the four major components that determine the quality of master stream operation?
• On grades where the turntable is out of level by more than 6 degrees, capacities are reduced by what percent?
• Direction for crimson rear-mount piped waterways is typically directed at what angle?
• The combination fog nozzle for the Blitz Fire is which model?
• What equipment should every crew participating in monolithic-structure search carry?
• Strip centers most often use some variant of ______ truss. They are ______ except at wall ends.
• Smoothbore master streams are typically larger than which size?
• What is the telescoping travel length of the deck gun?
• How many stacked tips can the deck gun run, and what are the four tip sizes?
• Which are the three basic components of the delivery system that impact the pressure received at the nozzle?
• For a below-grade deployment, the ladder must be swung greater than how many degrees away from the cab?
• What is the deck gun's max pressure rating?
• Which of the following is the most rapid form of fire spread at high-rise structures?
• At commercial strip centers, access should be created with which feature instead of storefront windows?
• Which option lists a fixed master stream pair used in some operations?
• Ice accumulation threshold at which the latter pipe should be shut down and drain, followed by retracting and extending the ladder to knock ice off moving parts is what?
• Which cut is used to gain access through rollup doors without creating new thermal currents?
• In regards to monolithic structures, _____, ______, ______ are key.
• Which value is a specified threshold mentioned in the procedure?
• If a master stream is indicated upon arrival, transitional attack or quick attack, the ______ Gets priority placement
• Multi-family with interior stairwells usually have ______ access issues while multi-family with exterior stairwells have ______ access issues.
• Which statement correctly summarizes the role of master streams in relation to engine operations?
• What are the two main considerations for placing the ventilation truck in a strip center?
• Master streams are ______ ______ fire streams delivered by either fixed or portable appliances.
• Which hydrant color corresponds to a minimum flow of 1500 gpm?
• What are the two variations of short duration master stream use?
• Which combination should be used to achieve 1250 GPM on a deck gun requiring maximum GPM?
• Which structural element is commonly used in flat roof strip centers?
• Which statement is true about hand lines and master streams regarding smoothbores?
• Complete the statement: Always knock down the ____ of the fire first, then follow the fire vertically from the ____ to the ____.
• Dallas fire engines are rated at ______ gpm at _____ psi
• Crimson rear mounts are comprised of how many sections of ladders?
• When positioning the aerial for rescue, this generally means placement about 34' away from the structure, if the rescue is on the 4th floor or below.
• Type III taxpayer properties are older storefront structures with load-bearing walls most often what with adjacent occupancies?
• What are the maximum elevation angles of the deck gun above and below horizontal?
• These structures do not readily reveal their business use or contents the way hospital or restaurant does. Which construction type fits this description?
• What is the upper bound of the blitz nozzle's above-horizontal range?
• What is the purpose of leaving two firefighters at the front of a strip center when the first truck parks in the back?
• What is the additional tip equipment load allowance?
• The deck gun has a full _____ degrees of rotational travel, _____ degrees to the left of center, and ____ degrees to the right of center.
• Which term describes a nozzle with a fixed discharge rate?
• Which of the following indicates that the aerial should be taken out of service?
• Which term refers to the space within the truss assembly that can accelerate fire spread?
• What three aspects should responders identify about trusses when assessing a strip center?
• The target discharge pressure on the deck gun with stacked smooth bore tips should be approximately ____-____ psi.
• What is the maximum pressure corresponding to a 2-3/4 inch smooth bore tip?
• How many feet should crewmembers maintain between each other while climbing the aerial ladder?
• In regards to protecting exposures, the master stream should be directed in the following order of effectiveness.
• It is not recommended to operate if the turntable is more than how many degrees off level?
• If the standpipe riser is PRV'd and the building exceeds 10 stories, the pump should be operated in which mode?
• For a deep seated fire on any floor above the first, what is the preferred appliance?
• At commercial strip centers, which area provides the most probable avenue of rapid fire spread?
• What is the single largest factor that differentiates multi-family dwellings from single-family dwellings in fire scenario planning?
• The flat roof in a commercial strip center is often constructed of
• Which of the following describes the typical first-floor use in monolithic multifamily buildings discussed?
• It would be safe to assume that if knock down is not achieved after how many minutes for most moderate structures and after how many minutes for most large structures, crews should prepare for a long-duration operation?
• The only constant for the truck is this......
• The first walls to fail are the walls that are what relative to the truss direction of travel?
• The Max Force Dual Automatic nozzle on the Blitz Fire has a low pressure setting of how many psi?
• The piped Ariel waterway can deliver how many gpm in any position of extension or elevation?
• To knock ice off moving parts after shutting the pipe, which action should be performed?
• Which architectural feature is described as a common cockloft shared by adjacent occupancies in a type three taxpayer?
• If a parapet wall is determined to be a fire ground threat, a firefighter should be assigned as a spotter for how long?
• Which architectural feature commonly increases fire spread risk in type three taxpayers and affects firefighting operations?
• What is the typical internal ceiling height of the frame construction above the storefront?
• Which statement about elevation loss estimation is correct when considering PRVs on a standpipe riser?
• The second method to estimate elevation change involves estimating total distance above ground in feet and dividing by what?
• Above the storefront, the frame construction often has what internal ceiling height?
• The average large room space in most departments is approximately how many square feet?
• As you work away, target the most affected occupant to the least in the direction of fire travel. This often means working in the _____ plane before working ______.
• Which statement about trusses is true?
• Are aerial ladders rated for _____ firefighters at the tip when operating in piper waterway mode?
• During ascent, what distance should crewmembers maintain to minimize fall hazards?
• The turntable rotation for the short set side is specified as
• The aerial piped waterway can use stacked smooth bore tips. Which sizes are available?
• Which description correctly describes the waterway sizes for the Crimson rear mounts from base to tip?
• Which order is recommended when performing searches away from the fire in a multi-story building?
• There are four major components that determine the quality and effectiveness of a master stream operation. Which list includes all four components?
• Which statement is true about the Blitz Fire system as described?
• When addressing high rise, committing resources to a successful fire attack is often the best way to save most lives. Which tactic is this?
• How many stacked smooth bore tips does the Blitz Fire have, and what are their sizes?
• Most professionals agree on a minimum of _____ minutes before reentry after a master stream operation.
• In NON high-rise fires, you should utilize pressure mode when you need to pump individual discharge pressures in excess of _____ psi or compound discharge pressures in excess of _____ psi.
• Which tip size is associated with the maximum pressure of 200 psi?
• What is the total rotational travel of the deck gun?
• In regards to viewing trusses with a TIC, a multitude of small squares that appear hotter than the truss itself are?
• Which hydrant color indicates a minimum flow greater than 1500 gpm?
• What is the typical flow range and the corresponding constant nozzle pressure range for master stream automatic fog nozzles?
• The blitz fire nozzle range is manually adjustable between ____ degrees and ____ degrees above horizontal, and ____ degrees to either side of center.
• When setting the rear mount aerial, which axles should be chocked?
• What is the theoretical reach of an aerial stream, and what is the practical reach?
• Extend a gun can flow water and be raised or lowered, but not in between. Which of the following is true?
• What is the minimum and preferred number of 3-inch lines to the triams?
• In pressure mode, the CMU pump is capable of delivering ______ gpm at a max pressure of _____
• What are the two fixed master streams?
• In pump terminology, which terms are used interchangeably to describe pressure?
• The first line under a flat roof with metal trusses should always be directed where?
• Idle discharge pressure range is affected by the strength of the plug.
• The blitz fire nozzle is adjustable between how many degrees above horizontal?
• In convergent stream, which tip size increases susceptibility?
• What is strongly considered for interior line placement on void space fires?
• Which building type is commonly associated with open web steel bar truss, a configuration often used in strip centers and malls?
• Which heat transfer mechanism is most associated with rapid fire spread in high-rise spaces?
• If the rescue is above the fourth floor, the effective reach of your ladder will be 6-7 stories.
• Because of significant uncertainty surrounding these structures, fires at type three taxpayers require an engine and a truck crew where?
• Some apparent pitched roofs on monolithic structures are designed to hide large HVAC units or communications equipment from street view. Which option best describes this design feature?
• The frame construction above the storefront often has how many feet of void space between floors?
• Which action comes immediately before bed in the bed-down sequence?
• Which factor determines the proper front-of-building positioning in strip center fires?
• What is the tip load rating of Crimson ladders?
• What is the greatest threat at monolithic structures?
• What is the maximum end of the typical master stream nozzle flow range?
• The trucks ability to best support the engine begins with
• In volume mode, the CMU pump is capable of flowing how many gpm and maintaining approximately what discharge pressure range on the compound gauge?
• Recommendations for supplying the pipe to waterway, minimum of ____ 3-inch lines to the triams, preferably _____
• Regarding the use of a stream shaper with fog nozzles, which statement is correct?
• Which action comes immediately after retract in the bed-down sequence?
• The goal is to peel open the structure to expose the voids in which dimension?
• The aerial operator should attempt to avoid inadvertent contact by setting the ladder approximately _____ ft Above the roofline
• Which statement best describes the typical strip center variant?
• Fire crews must be quick to request what on any suspected fire?
• What is the correct order to set the aerial ladder?
• In most cases, the structural threat in a Type III taxpayer is which condition?
• What is the maximum pressure for the 2-1/4 inch smooth bore tip?
• In a type three taxpayer with a common cockloft, firefighters should be placed where to search for extension?
• Strip centers account for a large percentage of still alarms. Which construction type are they most associated with?
• What is often the most important fire ground action in strip center structures?
• These units are often narrow storefronts with deep interior space, typically on two or more lane roads. Which type describes them?
• The most common strip center variant is
• Which construction feature is commonly associated with the flat roof of strip centers?
• What is the horizontal rotation capability (left and right) and its deviation from parallel for the monsoon RC?
• A well trained firefighter should be able to deploy the blitz fire unassisted up to ____ hose links from the engine, and a properly supplied blitz fire can deliver over ____ gpm.
• Which combination of tools is generally sufficient for gaining access in this scenario?
• When the demands of the hydraulic pump exceed the demands of the available water supply it is called 'Running away from your water'. Which option best completes this statement?
• A stream shaper should always be used between the monitor and the stacked tips?
• Wide Road allows for a stacked set of engine and truck. Which roadway configuration supports this arrangement?
• Most new Spartan aerials have a retracted ladder length of how many feet?
• What is the length of the deck gun cable?
• In strip centers, the open web steel bar truss is generally ____ except at wall ends.
• Which statement best describes the bed-down sequence?
• Flat roof trusses most often run perpendicular to which wall when they are not supported by columns?
• What is the lower bound of the deck gun's target discharge pressure range with stacked smooth bore tips?
• What are the key ratings for the monsoon RC monitor (max flow, nozzle pressure, nozzle reaction)?
• What is the waterway size on the deck gun?
• First arriving trucks on multi-family structures with interior stairwells must make their initial placement with a consideration for ______.
• Which wall is often the loadbearing and the long wall in strip center structures?
• These structures may have undergone renovations or modifications without permits or observance of building code. Which statement best describes this possibility?
• The CMU pump is capable of delivering _____ psi of pressure on the compound gauge as long as the volume being demanded is less than ______ the rated capacity of the pump.
• Place the pump in pressure mode for the following high-rise scenarios: 1) standpipe riser is not PRV'd and the fire is over the 10th floor; 2) the standpipe riser IS PRV'd and the building exceeds 10 stories.
• What are the two primary modes of master stream operation for fire attack?
• At commercial strip centers, which should get priority placement at the front of the building as fire location and size dictates?
• What is the maximum nozzle reaction rating of the deck gun?
• What is the correct bed-down sequence for the aerial ladder?
• Which construction may have metal trusses carrying the roof load with a wood framed interior loft space essentially creating a combustible wood truss roof under a metal truss roof?
• It is not recommended to use the aerial if wind conditions exceed how many mph?
• Type III taxpayers were originally built using which construction?
• When first connected to a permanent water supply, the engine operator should observe and note the initial psi on the intake gauge. In most cases it will be around what psi?
• What is the only advantage of a failed storefront window?
• The engine idle discharge pressure range in pressure mode is between what values?
• The simplest version of a combination fog nozzle offers two settings, which are they?
• What is the deck gun's telescoping travel length and its cable length?
• Which action is the final step in the bed-down sequence?
• What is the minimum operating pressure recommended for most automatic constant flow fog nozzles?
• Recommendations for supplying the pipe to waterway, position the pump as close to the truck as possible, preferably within ____ hose lengths.
• For first arriving trucks at a strip center fire, what is the sequence of priorities?
• When ringing a second alarm, designate a staging area at least ______ away from the main structure.
• What is the diameter of the waterway at the tip of the Crimson rear mount waterway?
• What are the max pressures for the following tip sizes: 2 inch, 1.75 inch, and 1.5 inch or 1.375 inch?
• After shutting down the pipe due to ice, what should be done with the ladder?
• It is important to establish access in which part of the structure before advancing to the roof?
• What phenomenon occurs when a smoothbore nozzle is over-pressurized?
• What is the main disadvantage of the lintel?
• Officers and driver operators expect a practical flow range on the elevated master stream between which GPM?
• In high-rise operations, committing resources to a successful fire attack is often the best way to save most lives. Which option below completes this best practice?
• In regards to minimum flow rates/colors of hydrants, what are the minimums?
• Which variant is most likely not to be sprinklered?
• True or False: In volume mode the pump is capable of supplying a rear mount aerial piped waterway at maximum reach.
• For this reason, compromised wood trusses with gusset plates pose a greater hazard than their steel counterparts. Which option correctly identifies the truss type and component involved?
• Which action is performed first in the proper bed-down sequence?