Figure 1-7. Ladder stability
Place ladders so that the horizontal distance from the support structure to the ladder
foot is at least one-fourth of the working length as shown in Figure 1-7. Be sure that
the ladder is securely in place.
b. Scaffolds (Figures 1-8 through 1-15, pages 1-12 through 1-18). The following safety rules
apply to scaffolds and planking:
(1) Scaffolds. When setting up or using scaffolds, you should--
Inspect all parts before use. Reject metal parts that are damaged by corrosion, and
reject wood parts with defects, such as checks, splits, unsound knots, or decay.