active workings
Defined in 1 dictionary — U.S. Code
United States Code
30 U.S.C. § 878 — in this section
“active workings” means any place in a coal mine where miners are normally required to work or travel;
Public-domain · open source
Defined in 1 dictionary — U.S. Code
30 U.S.C. § 878 — in this section
“active workings” means any place in a coal mine where miners are normally required to work or travel;