As mines are closing in Appalachia, production is increasing in the West.
Stamping out Dust on Helipads
Brownout–or obstruction of pilot vision by dust–threatens passenger and pilot safety. Dust control on helipads is crucial for safe operations.
Chronic Dust and Surface Maintenance Problems Solved at an Intermodal Facility
Background. An intermodal yard was plagued by chronic wind-blown dust, the result of the daily cycling of yard tractors, forklifts, and container-handling equipment.
Intermediate Cover of Landfill Alternative – Alternative Intermediate Cover Provided at a Residual Waste Landfill
Background. Industrial companies, such as steel mills, produce large amounts of daily waste from their manufacturing processes that is taken to landfills for disposal.