Ladder Op Flashcards
What does the tiller ladder consist of?
Tractor drawn, four section aerial ladder
The four sections tiller ladder will extend to a height of
107 feet above ground at 75°
and 100 feet horizontal at 0•
How far will the aerial will go above horizontal?
77 degrees
The tip of the ladder has a weight limit at of how much?
750
The capacity dry of aerial ladder fully extended weigh how much
500lbs wet
How many batteries does the ladder truck have?
6
How many batteries does the EPU only uses?
1
The epu can operate up to
30mins
What should be used lubricating the exterior of the ladder pipe?
Lite coat of automatic transmission fluid
A fully extended stabilizer will go out how far from the side of the ladder
Approximately 5’
How many feet should the aerial maintain Clarence from powerlines?
20’
How many feet should the area maintain Clarence from high voltage powerlines?
50’
What should you do if you are on the inside of apparatus that contacts or is energized by powerline?
Stay where you are unless the apparatus is on fire
What side area includes the scrub area
Alpha and Delta
What is a setback
The distance from working side of truck to building
Tiller ladder wit aerial fully retracted needs a minimum set back of
30ft roughly 15 paces
When the aerial is in rescue mode, the nozzle is pinned to what section
Pinned to 3rd section (upper mid)
What is the maximum rated gpm capacity of the ladder piping?
1000gpms
What is the maximum flow rating on the automatic fog nozzles on the end of ladder trucks?
2000gpm
When the stabilizers are fully deployed, what color lights will illuminate at the stabilizer control panel?
Green
How many emergency stop buttons located on the ladder
3
What is one beep?
Stop
What is two beeps
Go
What is three beeps
Backup
A fully extended stabilizer goes out approximately how far from the side of the ladder
5ft
When operating in the yellow range, how many lbs would be at the mid and on the base?
250mid and 125base
50% capacity
How many pounds is the aerial rated for
750lbs
What is a 24ft extension ladder bedded?
14’ bedded
Where should the first ladder be placed if there is not immediate need of rescue
C side
28’ extension ladder bedded
16’ bedded
What is 35’ extension ladder bedded
20’ bedded
Combination ladder (little giant)
Max height and weight
17’ max height
300lbs weight limit
What is the fuel ratio for saws
Mixed gas 50:1
What is a diamond blade
What is a D-ax blade/ carbide tipped?
GFD ladder trucks are equipped with an onboard high-pressure cascade air system which supplies
2 separate 300’ air hose reels
What are the 2 air chisels normally found on Jfrd ladder trucks
Top gun
Streeper
What is the operating pressure for a top gun air chisel
90-200psi
Pre set 150psi
What is the operating pressure for a streeper air chisel
300 psi preset
What phase power you do not want to cut
Phase 3
What is another way for securing power
Hot stick and lineman’s gloves
What type of seals are designed by waterway
Type B polypak
10’ folding attic ladder weight limit
300lbs
What is the most commonly used key
Drop key followed by the half moon
Wat is the pre set for a streeper
Air chisel
300 psi
What does voc stand for
Volatile organic compounds
What is the purpose of overhaul
To reduce the potential for disease in JFRD
Structure fires is divided into two phases what are they
Extinguishment and overhaul
Reading on the 4 gas meter
CO <9ppm
O2- 19.5 to 23.5%
H2s - <10ppm
LEL - 0%
Reading on the 5 gas meter
CO - <9ppm
O2 - 19.5% to 23.5%
HCN - 0ppm
LEL-0%.
VOC- 0 ppm
What are the victim priorities
1.fire room victim or directly next to the fire
2.directly above the fire room
3. Others on fire floor
4. Top floor
5. Descending orders from the top floor down
What is the most powerful fan carried
24” supervac gas fan
Setback 6ft
What do you pump the drop down nozzle at
Pump at 150 psi
Provides 550gpm
Cover 36’ diameter
Top gun operating pressure
90-200psi
Set the on board cascade system to 150psi
What is the set back for 18” ram fan
14’
What is the setback for 18” tempest electric fan
8’
How far is the spreaders spreading distance
28”
How far are the spreading distance for cutters
8”
How far does a ram fully extend
53 inches
What are the tools used for passive forcible entry or through the lock
Ads- tool or A- tool
K- tool
How much the aerial is capable of going below horizontal
5 degrees by adjusting the stabilizer 15 below
What is the safety factor of the ladder
2:1
What side is the turn tables located on when facing the ladder tip
Right hand side
What is the maximum psi for (older)
Hydraulic system pressure gauge?
3000psi
EPU
Emergency pump unit
The telescope waterway is constructed of what?
Anodized aluminum
Waterway seals withstand a pressure up to
2000psi
And temperatures I excess of 250
A full ladder height is expected to flow how much
180psi
VES ladders is approximately how big
7’
K12 rescue saw features
Max depth cut 5”
Blade diameter 14”
Fuel: mixed gas (50:1)
Reciprocating saw (sawzall) voltage
20 volt battery operated
What is the weight capacity of the lyfe pulley
500 pounds or the remaining tip load
Hydra ram weight and operating
12lbs
4” opening
What way to turn the emergency stop button
Clockwise to deactivate all functions
What is the system stand by pressure for a old hydraulic system
350psi
3000 max
What is the recommend PDP when the ladder is within 100’
150psi
What is a ladder expected to flow when it’s at full height
180psi
While dry cutting how should you operate the blade
Lift the blade from the cut every 30-60secs
Let rotate in air for 10secs
What is the battery volts for a reciprocating saw
20 volt battery
How far the hydra ram jaw open
4”
Weigh 12lbs
What is the spread of a Strong arm
Approximately 8.5 with combo tip
Approximately 7” door opener tip
