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United States · ADA · Illustrated standards guidance

Operable parts: reach ranges and controls

Forward and side reach guidance for accessible controls, switches and other operable parts, including obstructed reaches.

AccessibilityAnthropometry & ergonomics
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U. S. ACCESS BO ARD TECHNI C AL G UI DE Operable Parts This guide explains requirements in the ADA Standards for operable parts. Operable Parts Covered [§205] Compliance is required for operable parts located in accessible spaces and along accessible routes. Operable parts include light switches, electrical and communication receptacles, thermostats, alarm pulls, automatic door controls, and other elements used by facility occupants. Examples of Operable Parts Compliance is required for the operable portions Electrical outlets, alarm pulls, and of fixed elements, such as cabinet hardware, but many other types of receptacles and not for inoperable portions or to non-fixed controls are covered. components, such as fire extinguishers. Provisions for drinking fountains and Exempt: floor receptacles and other elements covered by the standards operable parts used only by service or also apply the criteria for operable parts. maintenance personnel.

Edition and local adoption determine which requirements apply. Use the publisher’s document for the complete clauses, diagrams and amendments.