Walk the roof-access decision
Sequence roof-access ladder controls from ladder length through securing and material movement.
Access route Hassan needs to reach a flat roof from an active alley. The ladder can reach the edge, but the tool bag is heavy and carts use the alley. The setup must protect the climb, the step-off, and material movement. Access chain Length -> displacement -> materials Each access control protects a different failure point. Do not let one good control hide the next missing one. Shortcut It reaches, so it works. The climber stays connected through the route. A ladder used for access must protect the transition between surfaces. 01 Length 02 Traffic 03 Tools Ladder length Step-off…
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