Vertical Circulation & Conveying Equipment

Descriptions and diagrams of traction and hydraulic elevators.
Description of the elevator controls and indicators that are located in an elevator car and also those required in the elevator lobby.
Diagram and dimensions of a typical escalator installation, which can be used for planning purposes.
Typical design standards for fixed access ladders used in buildings. This article links to and references the OSHA standards for fixed ladder design.
Ship Ladder
Ship ladders are a hybrid between a ladder and a stair. They are used in mechanical spaces and roofs of buildings. Diagrams and dimensions of ship ladders are included in this article.
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