Canada is implementing a new database requiring registration by next year for people and companies transporting dangerous goods at a domestic site they own or operate.

MINNEAPOLIS — A top executive from the National Transportation Safety Board cited fatigue, impairment and distraction as key contributing factors to highway fatalities, and stressed to a group of trucking safety executives that the agency’s goal is to work with all stakeholders to make roads safer.

It was almost midnight when Walter Price eased his 18-wheeler into the right lane on Interstate 75 near Atlanta. As he began to bank onto the exit ramp he’d been taking for the past 10 years, Price had no idea he was entering America’s most dangerous hot zone for truck drivers.