The search for answers continues in the Jan. 15 collapse of a 1,500-ft-long cable-stayed bridge in a mountainous region of central Colombia, killing 10 construction workers and injuring several others.
High above New York City’s streets, ironworkers building the 70-story One Manhattan West tower are laboring inside of a six-story, 900-ton steel-mesh cocoon that hydraulically crawls up the sides of the building as they erect structural steel around the tower’s concrete core.
The National Transportation Safety Board slammed Amtrak’s approach to safety management, charging that it spawned a host of deficiencies that led to the fatal 2016 derailment of a passenger train in Chester, Pa.
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