Establishes safety requirements for powered platforms for buildings where window cleaning and related services are accomplished by means of suspended equipment in heights in excess of 11 m (35ft.) above a safe surface.
ANSI/ASME A120.1-2001 history
2014ANSI/ASME A120.1-2014 Safety Requirements for Powered Platforms and Traveling Ladders and Gantries for Building Maintenance
2008ANSI/ASME A120.1-2008 Safety Requirements for Powered Platforms and Traveling Ladders and Gantries for Building Maintenance
2001ANSI/ASME A120.1-2001 Safety Requirements for Powered Platforms for Building Maintenance