Five workers died in a fire that occurred last October at a Colorado hydroelectric plant after vapors from a flammable solvent ignited inside a tunnel.

City inspector allegedly lied about checking on the crane in the weeks before it collapsed and decimated a Manhattan block.

Old photos reveal two steel connecting plates were visibly bent as early as 2003 — four years before the bridge collapsed into the Mississippi River.

Safety checks will be performed at the headquarters of each air carrier, and are not expected to affect flight schedules.

Subsidiary company Andalex Resources Inc. cited for repeatedly violating the same safety standard — one designed to prevent mine fires and explosions.

Three years after deadly incident, the U.S. Chemical Safety Board has released a safety video that describes the causes of the accident and key safety lessons.

This direct final rule, published December 14, 2007, became effective March 13, 2008.

When fully implemented, the Clean Diesel Locomotive and Marine standards will significantly reduce soot or particulate matter and nitrogen oxides emissions.

In a settlement following an OSHA investigation, United Parcel Service has paid a mechanic whom the company terminated after complaining about unsafe conditions in trucks.

Health evaluations come as two major federal studies confirm that even short exposures to the artificial flavoring can cause tissue damage.