and dust collectors. Vertical ore and waste passes are created during underground mining operations to transfer material between operational levels using gravity as a motive force. The passes ...

Residents who spoke Monday claimed they regularly see plumes of dust coming off trucks as drivers pass their homes. Kathy Martincic lives next door to the quarry along Tenmile Creek, and the proposed ...

Hundreds of workers remain underground at the Kloof gold mine near Johannesburg after a "shaft incident" occurred at Sibanye ...

Maryland’s largest active underground coal mine changed hands ... to the Corsa subsidiary operating the Casselman mine for allowing coal dust to accumulate, creating a fire or explosion hazard ...