121.16-17-18 Truck/General Knowledge Flashcards
How does a member check for roof stability?
Sound with a tool
How would you warn members below that you are about to break a skylight?
Break a small amount of glass- pause- then continue, or use your portable radio
What indications could you use to determine that you are over a main body of fire while operating on roof?
-Bubbling Tar
- Fire showing from a top floor
- Dry spots
- Melting snow
What is a “Kerf” cut?
Small triangular observation hole
Describe a salvage cover?
12’ x 18’ heavy duty plastic cover with grommets (24) on the sides and ends
When throwing a coverall what should be done to expel air?
Pull down sharply
When forming a catch all what and where are the folds made?
Ends are 24”, the Sides are 18” and the corners are folded in but not patted down
When using two salvage covers to form a floor cover how is the seam made?
First cover is folded back on itself 8” then the next cover is married on top and then 2 folds of
4” each are made and then patted down (8-4-4)
When shutting gas off by a curb gate valve where is it located and how do you shut it off?
Located between the curb and property line, turn clockwise until it resists usually 6 to 20 turns
depending on the size of the valve
If a fire valve cannot be opened at first what may you do to assist yourself in gaining access?
Tap around the edge while applying pressure in a counter clockwise direction
Gas meters can be turn off? If so explain the process.
Turning stopcock so that the operating lug is crosswise to the pipe a ¼ turn
What is the term for the chemical change that occurs to wood when it is heated?
Pyrolysis
Fire-retardant wood is treated with __________.
Mineral salts
What is the term for plastics that will melt under fire conditions?
Thermoplastic
What is a commonly used structural material in a Type I building?
Protected steel
Which type of construction is called ordinary construction?
Type III
The structural components of a Type _____ building will not burn.
Type II
Which type of construction is heavy timber?
Type IV
What is Type V construction?
Wood frame
Which structural component is composed of relatively small and lightweight components
arranged in a series of triangles?
Truss
What are smoke, heat, and toxic gases called collectively?
Products of combustion
What is the term for an open space within a wall where wires and pipes run?
Chase
Within a room or space, where are the hottest gases found?
At the highest level
What is the term for the transfer of heat through a circulating medium of liquid or gas?
Convection
Which sort of air movement is likely on a hot day in an air-conditioned tall building?
Downdraft
In ordinary construction, exterior walls are made of __________
Noncombustible or limited-combustible materials
In which construction type are there uninterrupted channels in the walls from foundation to attic?
‘Balloon frame
Which hazard is of particular concern in a basement fire?
Smoke and heat venting up the stairs toward fire fighters
What is the maximum wattage that an apparatus-mounted generator can produce?
Between 10,000 and 15,000 watts
The output range for portable lights is generally __________ watts.
300 to 1500 watts
What is the term for operations undertaken to limit or reduce property los
, Salvage
What is the term for operations undertaken to find and extinguish any remaining pockets of fire?
Overhaul
The lighting and power equipment used on an emergency scene generally operate at ________.
110-volt AC
Which device interrupts the current when there is a problem with an electrical ground?
GFI
It is permissible to remove SCBA during salvage operations after __________.
Atmosphere has been tested and found safe
The first portable light should be set up __________
“At the entry point into the structure
When the fly section of the aerial ladder cannot be retracted what actions shall occur?
Truck shall be placed out of service and Fleet Maintenance Division notified
Ladder cables shall be inspected?
Weekly
Portable ladders pawls shall be cleaned and lubricated when and with what?
‘Weekly and with regular motor oil
After arriving on the scene of the fire, the truck shall be placed?
On the most level spot available
When placing the truck what shall be avoided if possible?
On the most level spot available
When placing the truck what shall be avoided if possible?
Overhead obstructions, electrical wiring, uneven and soft ground
Upon stopping what shall occur?
Parking brake shall be applied
What shall the truck driver do concerning wheel chocks and regardless of grade?
The chocks shall be placed front and rear of rear tractor wheels
If a truck must be placed on a hill, the ladder should be placed?
Tractor should remain aligned with trailer and positioned so ladder shall be uphill and angled not
more than 45 degrees away from the center line of the truck
Who is shall select the best possible positioning of the truck for stability and accomplishment of
fireground duties?
The Truck Officer
Caution must be taken during stormy weather and what precautions should be taken in high
winds?
A guy line shall be attached to the tip of the fly section by passing the end of a lifeline over the
top rung, and tying a clove hitch and safety around the rope hanging down. Personnel standing
on the ground shall pull all slack from the rope. Tension shall be maintained on the guy line in
the direction from which the wind is blowing.
Ladder operations will be accomplished smoothly and rapidly if?
Control levers are moved slowly and evenly
When operating the ladder why is it better to perform one operation at a time?
It is much safer; very little time is gained by multiple operations
It is much safer; very little time is gained by multiple operations
Placement of a short portable ladder under the tip
What could occur if a ladder is climbed beyond its point of rest?
The beams could be damaged
How many rungs above the edge of the roof should ladder be extended?
Two (2) to three (3) rungs
If an aerial ladder cannot be rested squarely on the both beams what might occur and what can be
done to prevent this from occurring?
There might be a tendency for it to drift sideways; a lifeline guide shall be tied to the tip and made secured to prevent ladder from drifting
Under no circumstance shall a member use the aerial ladder as a what?
Battering ram to knock out windows,
tip over walls or
ventilate roofs
If under extreme emergency conditions a rescue at using an extended ladder at low angles, with
the tip of the ladder unsupported and no possibility of using a portable ladder what could a
member do to assist in supporting the tip of the ladder?
A tie should be made placing the rope around the lowest beam and securing it to the window sill
or any other object which will hold it if both beams seem level the tie shall occur around both beams.
What shall be done to an extended ladder at a low angle prior to elevating?
The ladder shall be retracted
If the ladder locks cannot be released due to ice what shall be done before attempting to lower the ladder?
One (1) person shall be sent up the ladder to clear the ice from the pawls and cables
When utilizing a ladder pipe the ladder shall be placed at what angle and shall not exceed a total
length of the ladder at any time?
Placed at a 70 degree angle from horizontal in order to compensate for nozzle reaction and
shall never exceed 80 feet of total length of ladder
What is one possible technique that can be utilized to overcome one (1) vertical obstruction?
The turntable can be rotated in the opposite direction in a direction opposite to the barrier
What three (3) things cannot be used or displayed at any Department facility?
1 Derogatory,
2 pornographic or
3 sexually explicit material of any kind
How many days does an employee have to consult an EEO counselor concerning an alleged
unlawful discriminatory practice?
An employee who believes that he or she has been discriminated against in connection with any
aspect of District government employment shall consult an EEO Counselor within one hundred
and eighty (180) days of occurrence or within one hundred and eighty (180) days of his or hers
discovery of the occurrence.
Sexual or intimate relationships between employees and supervisors in the employees chain of
command are?
Strongly discouraged
Only complaints of sexual harassment which occur within ____________ from the alleged
incident will be considered?
180 days
The flag of the United States shall be flown half-staff for what designated current and former officials and for how long each?
-President or former Presidents; 30 days
-Vice President, Chief Justice of the Supreme Court and retired Chief Justices; 10 days
-Associate Justices of the Supreme Court, Cabinet Members, former Vice Presidents,
Secretaries of the Navy, Army and Air Force from day of death until interment
When a member’s identification card is lost and stolen members shall comply with the FD Order
Book article and section?
Article III Section 21
What shall members bring with them to the Training Academy to obtain a replacement?
Copy of Special Reports with endorsements and $5.00 in cash
When members are separated from the Department what is brought to the Training Academy?
Identification card and PAT
