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title 30
Mineral Resources
chapter I
CHAPTER I—MINE SAFETY AND HEALTH ADMINISTRATION, DEPARTMENT OF LABOR
part 28
PART 28—FUSES FOR USE WITH DIRECT CURRENT IN PROVIDING SHORT-CIRCUIT PROTECTION FOR TRAILING CABLES IN COAL MINES
subpart E
Subpart E—Construction, Performance, and Testing Requirements
Subpart E. Subpart E—Construction, Performance, and Testing Requirements
§ 28.40 - Construction and performance requirements; general.
§ 28.41 - Testing requirements; general.
