El Paso Rock Quarries, Inc.
1981-03-19T12:00:00
SECRETARY OF LABOR, MINE SAFETY AND HEALTH ADMINISTRATION (MSHA),
PETITIONER
v.
EL PASO ROCK QUARRIES, INC., RESPONDENT
- DENV 79-139-PM
- DENV 79-176-PM
Mine Name:
El Paso Quarry & Plant