This standard covers conveyors and conveying machinery, such as power conveyors. It provides requirements for construction, design, installation, operation, and maintenance of this equipment. Underground mine conveyors are excluded from the standard.
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 |
|---|---|---|
| 1ANSI B20.1 is now referred to as ASME B20.1. | ||
| 29 CFR 1910.218(j)(3) | Employers must ensure conveyor power transmission equipment is guarded in accordance with ANSI B20.1-1957, Safety Code for Conveyors, Cableways, and Related Equipment. | ANSI B20.1-1957 Safety Code for Conveyors, Cableways, and Related Equipment.1 |
| 29 CFR 1910.261(a)(3)(v) | Employers subject to the regulations at 1910.261 must comply with American National Standards Institute, Safety Code for Conveyors, Cableways, and Related Equipment, B20.1-1957. | ANSI B20.1-1957 Safety Code for Conveyors, Cableways, and Related Equipment.1 |
| 29 CFR 1910.261(f)(4) | Employers must ensure that conveyors and conveyor drive belts and pulleys are fully enclosed or, if open and within 7 feet of the floor, are constructed and guarded in accordance with 1910.261(c)(15) and American National Standards B15.1-1953 (Reaffirmed 1958) and B20.1-1957. | ANSI B20.1-1957 Safety Code for Conveyors, Cableways, and Related Equipment.1 |
| 29 CFR 1910.261(j)(2) | Employers must ensure that pulp conveyors and conveyor drive belts and pulleys are fully enclosed, or if open and within 7 feet of the floor, are constructed and guarded in accordance with American National Standard B20.1-1957. | ANSI B20.1-1957 Safety Code for Conveyors, Cableways, and Related Equipment.1 |
| 29 CFR 1910.265(c)(18)(i) | Employers must ensure construction, operation, and maintenance of conveyors are in accordance with American National Standard B20.1-1957. | ANSI B20.1-1957 Safety Code for Conveyors, Cableways, and Related Equipment.1 |
| 29 CFR 1926.555(a)(8) | Employers must ensure all conveyors in use meet the applicable requirements for design, construction, inspection, testing, maintenance, and operation, as prescribed in the ANSI B20.1-1957, Safety Code for Conveyors, Cableways, and Related Equipment. | ANSI B20.1-1957 Safety Code for Conveyors, Cableways, and Related Equipment.1 |
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.