Outrigger scaffold
Outrigger scaffold means a supported scaffold consisting of a platform resting on outrigger beams projecting beyond the wall or face of the building or structure, the inboard ends of which are secured inside the building or structure.
Source
29 CFR § 1926.450
Scoping language
Scope and application. This subpart applies to all scaffolds used in workplaces covered by this part. It does not apply to crane or derrick suspended personnel platforms. The criteria for aerial lifts are set out exclusively in 1926.453.