Random 2 Flashcards
(147 cards)
How many ppl will a length of 2 1/2” hose looped hold when used as an inflatable water rescue hose?
10
Members performing housewatch duty shall not permit visitors beyond where?
Visitors shall not remain in quarters after ___hrs
The house watch
2200 hours
where would the search and evacuation group supervisor like to choose a location?
On a floor which is not serviced by the same bank of elevators as the fire floor and at least 5 floors above the fire floor
In a high rise office building a relief valve is required at the fire pump limiting the pressure to ____ psi above that required to deliver its rated capacity at ___psi to the highest floor outlet?
15psi
50psi
“Crush syndrome” can set in possibly in less than one hour but usually within how long?
4 to 6 hours
- Cross ref. 4 to 6 minutes without oxygen and brain damage starts
- 4 to 6 feet from stairwell door PPV for pressurizing stairwell
After what year were firewalls required to be carried to the top of the roof boards?
1940
Main points to remember about mechanical ventilation
Fans are set back more than 4 to 6’
angle still 80 deg
exhaust opening is double the size of the inlet
higher the exhaust opening the better
In a high rise office bldg what equipment does a truck company bring to the forward staging area?
2's 2 SCBAs 2 sets of irons and 2 hooks 2 ropes SCBA per member 2 sets of irons and 6 foot hooks search and utility rope ( 2 ropes) spare SCBA cylinder per member
In mill lofts, square columns were used on___floors and round columns were used on ____ floors
square columns of equal dimensions are ___% stronger than round ones.
Square on lower floors
round on upper floors
square are 20% stronger
a SOC support truck must have a minimum of how many trained FFs at the start of the tour?
3 FFs and and officer
a single kink in a 1 3/4” line can result in a loss of how many GPM?
Successive kinks in a hose line produces an accumulative affect on reducing flow and a hose line with ___ kinks could lose how many GPM?
1 kink- 20 gpm
3 kinks - 90 gpm
What is the primary method for evacuating and removing passengers from an Airtrain when the train is between stations?
A rescue train from front rear or adjoining track
Bldgs separated by more than how many feet from the fire bldg is not considered an exposure?
more than 30’
What is the primary method for moving patients and equipment in an under river tube?
Nolan rail carts
When arriving at the scene of an air train incident/emergency, the presence of guard rail above the parapet wall usually indicates what?
Side walk way and the third rail is in between the tracks
What checks are made to the apparatus each tour?
Warning devices(sirens and horns) lights purge air tanks fuel level seat belts for fraying tillerman signal buzzer tiller wheels not cut off center
A tower ladder can reach points below how many feet below grade?
10 feet
A member on housewatch will not make any notification to any superior or any other announcement when whom enters quarters
BITS
Testing unit
DOI (department of investigation)
when EEO enters quarters …HW announces only for officer to come to house watch nothing else
which members would take the elevator 1st when only one elevator is available and it is a non-fireman service elevator?
Ladder- Officer, Irons and Can man
Eng- Officer nozzle and control
(if elevator is fireman service and the OV is done with outside operations….remove one member from engine)
To prepare for winter operations requisitioning for supplies shall commence ____?
Items not received by ___shall be called to the attentino of division coordinators?
July 1st
October 1st
Which chemical has an odor of geraniums?
Lewisite
While inspecting the EXO on the PSS, you would want how many inches of rope to pass thru the EXO to ensure it is functioning properly?
You would then pull the rope back thru the EXO leaving how many inches btwn the EXO and anchor hook?
3-6”
8”
Manhole hooks for removing covers are carried by whom and how many?
BN carries 2
Stack effect increases with the buildings height and become noticeable in buildings over??
The possibility of negative stack effect is greatest when the outside temperatures are above?
60 feet
90 degrees