Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
6 Cards in this Set
- Front
- Back
Why are roof ladders necessary to access a sloping roof |
To spread the load and provide safe foot holds to work from |
|
Weight, rounds and length |
14 kgs 13 rounds 4.6 meters |
|
Unfolding process |
Check enough space Lay flat Undo retaining strap Unfold and lift centre to lock Check spring loaded catches are engaged and manually check security by attempting to fold Unfold ridge hook at head and depress spring loaded catch to allow ridge hook to lock - check fully engaged by attempting to fold |
|
Where do you pitch the extension ladder |
Slightly to one side where roof ladder is to be used extended 3-5 (pref 5) rounds above the eaves |
|
Where should the roof ladder test on arm |
Between 3rd and 4th round |
|
Sequence for transferring to or from roof ladder |
Foot hand, hand foot |