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title 30
Mineral Resources
chapter I
CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
part 57
PART 57—SAFETY AND HEALTH STANDARDS—UNDERGROUND METAL AND NONMETAL MINES
subpart R
Subpart R—Personnel Hoisting
subjgrp 197
Headframes and Sheaves
Subjgrp 197. Headframes and Sheaves
§ 57.19035 - Headframe design.
§ 57.19036 - Headframe height.
§ 57.19037 - Fleet angles.
§ 57.19038 - Platforms around elevated head sheaves.