Graphical Construction Glossary >> Temporary Work. >> Scaffolding >> Cat Ladder

Cat Ladder
In Scaffolding and while working on steep roofs. A ladder that lays on top of the roof surface as an aid to walking and working on a roof surfaces. Also known as a crawling board.

a cat ladder used while working on a dormer

In the photo above there is a ladder lying on the roof surface. It is being used as an aid during the construction of a new dormer window.

sketch of a cat ladder

Above is a sketch of a the ladder. They are not intended and should never be used as a normal ladder. They are usually home made, often just for a specific job and they rely on the roof surface itself for support.

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