Grouting has become an indispensable strategy for mitigating surface subsidence and enhancing rock‐mass stability in coal mining regions worldwide. By injecting cementitious, polymeric or ...

SWEETWATER COUNTY — Many towns in Sweetwater County were built, literally and figuratively, on the coal mines below them. Coal mining arrived in the area, along with the railroad, in the 1860s. Towns ...

Work on a project to reduce abandoned coal mine subsidence in Pittston could last until late summer or early fall, according to the state Department of Environmental Protection. Last October, DEP ...

Vibration-mitigating track cushions, laser-based monitoring for subsidence, and grouting teams on standby — East-West Metro’s Bowbazar stretch is equipped with a range of protective measures to ...

It was meant to be a remediation program to repair extensive mine subsidence damage to Sugarloaf State Conservation Area in the Lower Hunter. Instead it turned one environmental disaster into another.