Questions tagged [ladder]

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19 votes
10 answers

How do I calculate the length of a ladder I need to reach a certain height?

My roof-line is 24' from the ground. What length ladder should I purchase to ensure I can reach the this height safely? I'm guessing there is a "safe" angle (a) for a ladder, regardless of the height ...
shufler's user avatar
  • 874
5 votes
3 answers

Cutting ceiling joist for attic ladder install

Looking to take advantage of some open space in our attic and want to install an attic ladder. This would require cutting some of the ceiling joist. Before I do can anyone help me answer the following ...
slock's user avatar
  • 167