- A pump jack scaffold which is a platform supported by vertical poles.
- A ladder jack scaffold which is a platform supported by brackets attached to ladders.
- A roof bracket scaffold which is a platform supported by triangular shaped supports.
General Scaffold Requirements:-
- The gap between the last plank.
- Planks should not extend past the ends of the scaffold frames more than 12 inches.
- The platform should be free from clutter.
- A defective scaffold must be removed from service.
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