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['Cranes, Lifts, and Scaffolding']
['Powered Platforms']
07/14/2026
ASME A120.1 Safety requirements for powered platforms and traveling ladders and gantries for building maintenance (ANSI A120.1)
This standard covers the design, construction, installation, operation, maintenance, inspection, and use of power-operated platforms for exterior building maintenance, excluding temporary equipment used for construction work. It also excludes devices that are raised and lowered manually.
Current edition
- ASME A120.1-2014 Safety Requirements for Powered Platforms and Traveling Ladders and Gantries for Building Maintenance
Incorporation by reference
The following editions have been incorporated by reference (IBR) into the Code of Federal Regulations (CFR):
| IBR approved for | Overview of requirements | IBR approved edition |
|---|---|---|
| 29 CFR 1910.66 Appendix D (b)(1) | Employers must ensure all powered platform installations for exterior building maintenance completed as of August 27, 1971, but no later than July 23, 1990 meet all of the design, construction and installation requirements of Part II and III of the “American National Standard Safety Requirements for Powered Platforms for Exterior Building Maintenance ANSI A120.1-1970” and of Appendix D to 1910.66. References shall be made to appropriate parts of ANSI A120.1-1970 for detail specifications for equipment and special installations. | ANSI A120.1-1970 Safety Code for Powered Platforms for Exterior Building Maintenance.1 |
| 29 CFR 1910.66 Appendix D (b)(3)(ii) | Employers must ensure powered platforms designated as Type F meet all the requirements in Part II of ANSI A120.1-1970, American National Standard Safety Requirements for Powered Platforms for Exterior Building Maintenance. | ANSI A120.1-1970 Safety Code for Powered Platforms for Exterior Building Maintenance.1 |
| 29 CFR 1910.66 Appendix D (b)(3)(iii) | Employers must ensure powered platforms designated as Type T meet all the requirements in Part III of ANSI A120.1-1970 American National Standard Safety Requirements for Powered Platforms for Exterior Building Maintenance, except for section 28, Safety Belts and Life Lines. | ANSI A120.1-1970 Safety Code for Powered Platforms for Exterior Building Maintenance.1 |
| 29 CFR 1910.66 Appendix D (c)(5) | Employers must ensure that stored machines subject to wind forces meets the special design and anchorage requirements for “wind forces” in Part II, section 10.5.1.1 of ANSI A120.1-1970 American National Standard Safety Requirements for Powered Platforms for Exterior Building Maintenance. | ANSI A120.1-1970 Safety Code for Powered Platforms for Exterior Building Maintenance.1 |
| 29 CFR 1910.66 Appendix D (c)(6) | Employers must ensure working platforms comply with the provisions set forth in section 10 of ANSI A120.1-1970, American National Standard Safety Requirements for Powered Platforms for Exterior Building Maintenance. | ANSI A120.1-1970 Safety Code for Powered Platforms for Exterior Building Maintenance.1 |
| 29 CFR 1910.66 Appendix D (c)(22) | Employers must ensure all electrical equipment and wiring conform to the requirements of Subpart S of 1910, except as modified by ANSI A120.1—1970 “American National Standard Safety Requirements for Powered Platforms for Exterior Building Maintenance.” For detail design specifications for electrical equipment, see Part 2, ANSI A120.1–1970. | ANSI A120.1-1970 Safety Code for Powered Platforms for Exterior Building Maintenance.1 |
| 29 CFR 1910.66 Appendix D (d)(6)(i) | Employers must ensure all operating services and control equipment comply with the specifications contained in Part 2, section 26, ANSI A120.1-1970. | ANSI A120.1-1970 Safety Code for Powered Platforms for Exterior Building Maintenance.1 |
| 29 CFR 1910.66 Appendix D (d)(6)(i) | Employers must ensure all operating services and control equipment comply with the specifications contained in Part 2, section 26, ANSI A120.1-1970. | ANSI A120.1-1970 Safety Code for Powered Platforms for Exterior Building Maintenance.1 |
| 1 ANSI A120.1 is now referred to as ASME A120.1. | ||
How to purchase
Standards are available for purchase from the American National Standards Institute (ANSI), see webstore.ansi.org, and from the American Society of Mechanical Engineers (ASME), see www.asme.org.
['Cranes, Lifts, and Scaffolding']
['Powered Platforms']
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