A PE trucking company was warned by both US and Canadian officials about violating US rules covering driver fatigue 14 times over the past two years. During that time, its drivers were involved in three crashes that caused injuries. Drivers are limited to 13 hours a day in Canada and 11 in the US. Log books are currently on paper, but critics say they’re too easily doctored. So the US plans to bring in electronic log books within three years. A Canadian standard for electronic log books may be ready within the next couple of years; it will then be up to the provinces whether to adopt it [Prince Freight Lines, CBC News, Feb. 22, 2011].