Ladders Flashcards
At what increments should changes in pitch be made?
300mm
If a ladder is pitched into a narrow opening, where must the head of the ladder sit?
At least 50mm below (not touching) sill
Or
At least 50mm above the sill
How many people are involved in a props to the face pitch?
5
135 ladder description?
13.5 working height
100kg
4 person lift
Addition reinforcement at:
Main extension- between 1st,2nd,4th,5th and 6th rounds at top
Middle extension- between 3,4,5,6th rounds at op and bottom
Top extension - between 3,4,5,6th rounds from bottom
Found on all pump ladders and dual pump ladder appliances
Has AAD
Where is a short extension ladder and a 9m ladder stowed?
On a sliding beam gantry.
Short extension on near side
9m ladder on offside
Launch command?
To push a ladder back onto the ladder gantry on a appliance
Pitch a ladder?
Erect a ladder against a building or structure
How far from building about the heel of the extension ladder be placed when pitching?
1meter
Head iron on ladder?
Bar between head rollers.
What’s plumb left/plumb right, when working with ladders?
Adjusting the angle of ladder on uneven ground
GET TO WORK word of command?
Stand by to slip
Release
Slip
Site to heel number 3
Under run
Prepare to extend
Extend
Well
Pawls engaged
Head in
Head left/right (if needs be)
Ladder pitched get to work
Emergency command given by any member of crew if control is lost during pitching?
HEAD IN
Crews should immediately try to regain control by pushing head of ladder into building
Three piece short extension ladder description?
6m working height length
21 kg
One person lift
Found on all pump, pump ladder and dual pump ladder appliances
4 types of ladder used in LFB?
9 metre ladder
135 (13.5) meter ladder
Short extension ladder
Roof ladder
How many sections does a short extension ladder have?
3
9meter ladder description?
9 meter working height
40.6 kg
Three person lift
Additional reinforcements on bottom 6 main ladder rounds AND top 6 rounds on extension ladder
Found on all pump, pump ladder, and dual pump ladder appliances
What’s the L3?
Most basic drill with the 135 ladder
What check is made after a ladder pitch check?
A ladder safety check.
Number 1 makes sure all panels are rested on the rounds.
Once checks are complete, number 1 gives command, ‘ladder ready, get to work’
Safety considerations when WORKING on a ladder? (4)
3 contact points with ladder should always be maintained. (2 feet and a hand)
Do not over reach. (Make sure centre of body stay is in line within the strings of ladder)
Do not work on the top 3 rounds
Do not overload the ladder. One person at at time except when assisting a casualty down the ladder.
Beam Gantry operational safety points?
Appliance drivers be aware that a minimum of 10meters behind the appliance is required to safely remove ladders.
Before removing beam gantry, ensure there are no overhead obstructions. 4.2 meters approximately.
Crews must check that the automatic safety catch is engaged to prevent beam gantry deploying when appliance is in motion
Slide mechanism can move along beam when no ladder is in place. Pin must be in place to prevent this.
Beam gantry must be replaced to stowed position when not in use to prevent it being a hazard
Sliding surfaces use solid bearings, which require NO oiling. Just was with clean water and clean cloth.
Working at height definition?
Work that takes place, where, if precautions aren’t taken, a person may fall a distance liable to cause personal injury, even if it’s below or at ground level.
Why would slack cable occur when lowering 135 ladder?
Upper extension fails to disengage.
Can happen due to dirt and de iris interfering with operation of ladder
When is the only time 3 points of contact didn’t not have to be made with a ladder?
When firefighter has taken a leg lock.
Examples of when a crew of 4 should pitch a 9m ladder?
When there are obstacles or in high winds.
Crew of 4 provide more control and less physical effort required
Examples of when an short extension ladder can be used?
To negotiate walls or railings
For gaining access to roofs
For spanning holes in floors
List the 4 ladder safety checks by number 1 once the 135 ladder has been housed?
Visually check yellow retaining strap is secured
With open hands, push red ladder securing handles forward
Visually check primary and secondary latches
Pull back on gantry handlebar to ensure securing mechanism has engaged
What’s an f426?
Standard test card
How many hoses can be laid against a ladder when carried aloft?
1
Should be laid to the side against a string to allow ladder to still be climbed.
What’s a hose becket?
Strap that secures hose to ladder when carrying aloft.
What are 3 points where during the pitch of the 135 where plumbing can be applied?
On moderate slope
On extreme slope
Minor adjustments
What’s a turning drill?
Pitching a ladder ina tight space
Do not subject ladders to shock loading, by rapid extension or dropping when housing
.
Command if slack cables are spotted?
Well
Slack cables
Extend
135 ladder safety checks. (Done after pitch checks) by number 1
Make sure all pawls are rested on rounds and engaged
Make sure there is clearance between ground and yellow carry handles (use plumbing gear if not)
Make sure jack pads are flat on ground
Slip a ladder?
Remove a ladder from the appliance gantry.
MAKE UP words of command
Head out
Extend to lower
Lower
Clear behind (given by number 3)
Under run
Stand by to launch
Launch
House
Ladder secure
3 ladder pitch checks? For large opening.
String closest to opening frame no more than 150mm from the frame. (Except if the head of ladder is to be lashed)
Must be 3-5 rounds a live the sill. (Preferably 3)
The round closest to the sill, sits parallel to the sill. (Most important) and can be easily gripped
Also check pawls are ingaged
List safety considerations when USING any ladder? (6)
Risk asses potential access points
Make sure the ladder is long enough
Make sure ladder is pitched on stable ground and at safe angle
Be aware of overhead obstructions. (Electrical wires etc)
Make sure head of ladder is on a stable point and tie off head if necessary
Take care to avoid knocking ladder when moving equipment or hose
What is a AAD (automatic arrest device) and on what ladders is it found?
Device that Prevents the ladder housing in the event of failure.
Found on 9m ladder and 135 ladder
No maintenance required at station level
Before working at height, what just operational staff consider?
If you can AVOID working at height
Can you PREVENT FALLS
MINIMALISE CONSEQUENCES
When ladders are carried on appliances, inspect gantry for free operation of rollers and securing devices
.
Does PPE have to be worn when using ladders?
YES, with visors down
Who should replace the 135 ladder gantry if no other crew members are available?
The ladder must be placed on ground and number 1 must do it.
Types of plumping on uneven ground?
Extreme
Minor
Moderate
9 parts of a ladder?
Strings
Rounds
Head
Horns
Heel
Feet/toes
Pawls
Head rollers
Head iron
How to test a ladder and what must be worn?
Full PPE must be worn including gloves
Gloves only removed when inspecting rivets
When moving ladders, 4 people must carry 135 and 3 people must carry 9m ladder, as well as a supervising or recording officer
Firefighters must never put arms or hands through rounds when ladder is being extended or housed
If a ladder is pitched into a narrow opening, it can be pitched either over or under sill.
Normal ladder pitch checks are not applied in this Intance
.
What is props to the face?
Pitching the 135 ladder over an obstruction such as hedge, fence, basement etc
Footing a ladder?
Stableizing a ladder with firefighters foot
What is a turning drill?!
Confined space ladder pitch. (Such as tight ally way)
Roof ladder description?
4.6 meters long
13 rounds
14kg
One person lift
Found on all pump, pump ladder and dual pump ladder appliances
When are ladders tested?
Upon acceptance
After operational use
Quarterly during training
Annually at workshops
Can station staff carry out repairs on ladders?
NO
What can be done to help stop a hose hauled aloft, and attached to ladder, from moving the ladder when “water on” is given?
Hose to be run out in straight line from foot of ladder.
Sharp kinks to be avoided at foot and head of ladder
How far from the building should the heel of a 9m ladder be placed when pitching?
ONE THIRD of the WORKING HEIGHT
List 4 safety considerations when pitching a 9m ladder?
Ground conditions. (Wet, slippery, uneven etc)
Safe lifting techniques.
Effective communication
Safe person concept.
What order is given if slack cable is spotted by any crew member when lowering 135 ladder?
WELL, slack cable, extend
Can pitching and making up an extension ladder be carried out by one person?
Yes, when necessary
