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This study involved over-the-road testing of a set of four fatigue management technologies (FMT) in trucking operations in Canada and the United States. Technologies bundled into a single intervention came from four domains of fatigue management: 1) one that provided objective information on driver sleep need; 2) one that provided objective information on(More)
Two automatic navigation systems, a Doppler radar system and a projected map system, and a hand-held map were examined for their effects on copilot/navigator workload and performance. The automatic navigation systems reduced the number of navigation errors and the size of deviations from intended tract. The Doppler system reduced the time devoted to(More)
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