USX Corp, Minnesota Ore Operations
1993-11-16T12:00:00
SECRETARY OF LABOR,
MINE SAFETY AND HEALTH
ADMINISTRATION (MSHA),
Petitioner
and
UNITED STEELWORKERS OF
AMERICA, LOCAL 1938,
Miners
v.
USX CORPORATION, MINNESOTA
ORE OPERATIONS,
Respondent
- LAKE 92-279-M
Mine Name:
Minntac MineSECRETARY OF LABOR,
MINE SAFETY AND HEALTH
ADMINISTRATION (MSHA),
Petitioner
USX CORPORATION, MINNESOTA ORE OPERATIONS,
Respondent
- LAKE 92-306-M
- LAKE 92-457-M
Mine Name:
Minntac PlantSECRETARY OF LABOR,
MINE SAFETY AND HEALTH
ADMINISTRATION (MSHA),
Petitioner
USX CORPORATION, MINNESOTA ORE OPERATIONS,
Respondent
- LAKE 93-5-M
Mine Name:
Minntac Mine