Among other outcomes, that could free up additional volumes of coal ash for use in concrete production. First, federal regulatory agencies are likely to return to policies that encourage both coal ...

Fort Drum, originally known as El Fraile Island, is a huge, now ruinous complex of concrete and steel that once guarded the southern entrance to Manila bay. Trump signs executive order to end ...

Rolling Wedge Cutters revolve around a drum and use a wedging action to place concrete and asphalt in tension, its weakest dimension. When put in tension, material such as concrete has just 20 ...