Ladders Flashcards
What are ladder pitch checks?
- The strings closest to the frame of the opening is no more than 150mm from the frame (except if the head is going to be lashed in place against the frame.
- Three to five rounds above the sill (preferably 3)
- the last round above the sill is just above the parallel to the sill.
If the ladder is to be pitched into narrow opening it may be pitched 50mm below or a least 50mm above. True or false
True
Ladder safety checks for the 135?
3
No.1,
- will make sure the pawls are resting on the rounds
- will make sure there is clearance between the ground and the yellow carrying handles
- will make sure the jack pads are flat on the ground.
For a turning drill were should the outside jack beam be located?
A 3rd of the work height away from the building.
Turning drill, where should the first prop locate himself?
Just inside the line of the inside foot of 1 and 2
Where should the props Aline themselves after the ladder has been under run?
3 large paces back and just outside of the line of the yellow handles
What height should the pad lift off the ground on turning drill?
50mm
When can the plumbing be put on?
Moderate slope - props are ground before extending
Extreme slope - before under running and can be altered again
Minor slope - by 1 or 2 when head is in and the props have not grounded
What are the safety checks for 135 pitch?
1 - make sure pawls are resting on rounds
2 - clearance between ground and plumbing gear
3 - jack pads are flat
Were should hands be on stabilising bar and who should be on it for 135 restow?
3 and 4 one hand on yellow handle and stand off rings and 1 in the middle
Ladder security checks on 135 restow?
1 - visually check that the yellow ladder retaining strap is secure
2 - with open hand push the red ladder securing handle forward (towards the front of the appliance) to make sure it is secure
3 - visually check that the primary and secondary latches have engaged
4 - pull back on the gantry handlebar to ensure that it has engaged
