Ch 13 pg 361-365
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Questions and Answers

The _____ staircase is probably the worst possible type of stairway to use to reach a below grade fire.

Spiral

The same disorientation can occur with ____ stairs that make several turns during their descent, especially in heavy smoke conditions

Traditional

The ____ run stairway that is enclosed at the top, or preferably the ____ is the least difficult type of stairway to descend

Straight bottom

It is usually best for the nozzle ff to ___ on the step and ____ your bottom down one step at a time when trying to advance with a flowing hoseline

<p>Sit slide</p> Signup and view all the answers

In ______ buildings, another hazard sometimes exist that can seriously threaten FFs: _____ or _____

<p>Commercial slides chutes</p> Signup and view all the answers

If you encounter a slide that is folded up, make sure it is securely in place; tie it or block it with a ____ or _____ and let everyone know of its presence. Also have a ladder that is long enough to reach the floor below on standby

<p>Tool ladder</p> Signup and view all the answers

The exterior sidewalk door ( sometimes called a ____)

<p>Grate</p> Signup and view all the answers

These doors(grates) are nearly always secured from the bottom side with a _____ and is inaccessible from above.

<p>Padlock</p> Signup and view all the answers

The padlock or deadbolt is usually located nearer to the _____ wall than the street, but in some cases there may be more than one lock

<p>Building</p> Signup and view all the answers

The initial attempt at forcible entry on a grate should be to cut strait down the _____ along the seam between the two halves of the door. Using either a metal cutting saw or ____. If that is unsuccessful cutting the ___ will often be necessary

<p>Middle torch hinges</p> Signup and view all the answers

These elevator shafts can be __ ft personnel hoist to ___ ft or larger freight elevator

<p>3x3 8x8</p> Signup and view all the answers

When the grate is closed, the elevator car will be Atleast ___ floor below the sidewalk, and it can be as much as __ or more ft below

<p>1 50</p> Signup and view all the answers

These shafts for elevators might be useful locations for _____ or introducing _______

<p>Ventilation high ex foam</p> Signup and view all the answers

Coal chutes led to ____ bunkers in the cellars. These chutes may augment extinguishing or ventilation, but they are to small to permit ___ by personnel

<p>Coal entry</p> Signup and view all the answers

Coal chutes and sidewalk elevators both signal the potential for ____ sidewalk, as does another feature seen in old commercial neighborhoods:_____

<p>Hollow deadlights</p> Signup and view all the answers

Deadlights are thick ____ set in either ___ iron or steel frames or sometimes set in concrete

<p>Glass cast</p> Signup and view all the answers

If the first hoseline will attempt an interior approach, it should be _____ that a second hoseline be stretched to the ____ point they will be entering from

<p>Mandatory same</p> Signup and view all the answers

The decision about wether to descend the staircase after the first line should be made by the first hoselines _____, based on how ____ the staircase is and the volume of fire encountered

<p>Officer tight</p> Signup and view all the answers

If the fire requires that two hoselines make their way down the staircase together a ____ hoseline should be required to operate on the ____ floor to stop extension there

<p>Third first</p> Signup and view all the answers

If there is little sign of fire extending up the ____ stairway to the upper floors, the ____ line may elect to begin the attack from the ____, leaving the protection of the first floor to the second line

<p>Interior first exterior</p> Signup and view all the answers

The hottest part of the descent will be at the top of the staircase usually __ or ___ steps down the stairs.

<p>Two three</p> Signup and view all the answers

Be sure someone is monitoring the ____ with a ___, and post a lookout with the backup line at the top of the stairs

<p>Overhead tic</p> Signup and view all the answers

The officer in command of the hoseline must pay attention to the members operating ____ and __ supplies, and call for relief on the line, allowing enough time to allow an orderly ____ and exit from below grade all the way to fresh air

<p>Time air relief</p> Signup and view all the answers

PPV behind the hose team could also prove beneficial, if a sufficiently ____ exhaust opening can be created opposite the hoseline. In ____ this may not be possible

<p>Large cellars</p> Signup and view all the answers

If you encounter a entry way that requires the nozzle team to make a __ degree turn before entry, it is important that someone be prepared to remain at the turn to feed hose

<p>90</p> Signup and view all the answers

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