The National Transportation Safety Board (NTSB) has determined the sequence of events involved in a spectacular multi-vehicle crash on the Pennsylvania Turnpike last month – one that killed five people and injured dozens more. The deadly chain reaction occurred on Jan. 5 in the westbound lanes of Interstate 70 near Mount Pleasant, Westmoreland County, Pennsylvania, amid light snow (the roadway had been treated).

Federal agencies propose changes to regulations meant to avoid trucker fatigue and silica exposure; napping at work becomes more popular and researchers uncover a link between insomnia and heart disease. These were among the top occupational safety and health stories featured on ISHN.com this week.

J. J. Keller & Associates, Inc., the nation’s leading provider of safety and regulatory compliance solutions, has introduced four new industry-specific publications to help safety professionals comply with the complex OSHA regulations that apply to their operations.

October 7–11 is Drive Safely Work Week (DSWW). The theme of the 2013 campaign is “Gear up for safe driving: Mind ·Body ·Vehicle.” DSWW is developed by the Network of Employers for Traffic Safety (NETS), a public-private partnership that promotes road safety on and off the job.