Ariz. Admin. Code § R11-1-1155
The following static-load safety factors shall be used for selecting ropes to be used for hoisting men and for determining when such ropes shall be removed from man hoists:
| Length of rope in shaft feet | Minimum factor of safety (new rope) | Minimum factor of safety (remove) |
| 500 or less | 8 | 6.4 |
| 501 - 1,000 | 7 | 5.8 |
| 1,001 - 2,000 | 6 | 5.0 |
| 2,001 - 3,000 | 5 | 4.3 |
| 3,001 - or more | 4 | 3.6 |
Former Rule 11:55.