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Hours of Service Compliance Flashcards

6 cards from real CVOR practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.

Read the first 6 Hours of Service Compliance flashcards as text

  1. According to Ontario's Hours of Service regulations, what is the maximum number of hours a commercial vehicle driver can drive in a day?

    Answer: 13 hours

    Ontario Regulation 555/06 under the Highway Traffic Act states that a driver cannot drive more than 13 hours in a day. This is a core daily limit to prevent fatigue.

  2. A driver is operating under Cycle 1 (70 hours in 7 days). To reset this cycle and start a new one, what is the minimum required number of consecutive off-duty hours?

    Answer: 36 hours

    To reset the 7-day cycle (Cycle 1), a driver must take at least 36 consecutive hours of off-duty time. This allows the 70-hour limit to start over.

  3. A driver begins their shift at 6:00 AM after 10 consecutive hours off-duty. They drive for 5 hours, are on-duty not driving for 4 hours, and take a 2-hour off-duty break. By what time must they stop driving to comply with the 16-hour elapsed time rule?

    Answer: Midnight

    A driver cannot drive after 16 hours have elapsed from the end of their most recent period of 8 or more consecutive hours off-duty. The 16-hour 'shift window' starts at 6:00 AM and ends at 10:00 PM (22:00). Regardless of the activities within the shift, driving is prohibited after this 16-hour window closes.

  4. Which of the following is a requirement for a driver operating on the 14-day (120-hour) cycle?

    Answer: The driver must take at least 24 consecutive hours off-duty before accumulating 70 on-duty hours.

    A specific rule for the 14-day cycle is that a driver shall not drive after accumulating 70 hours of on-duty time without having taken at least 24 consecutive hours of off-duty time. A full reset of the 14-day cycle requires 72 hours off-duty.

  5. A driver encounters an unforeseen blizzard which closes the highway, delaying their trip. Under the 'adverse driving conditions' provision, by how much can they extend their maximum permitted driving and on-duty time to complete the trip safely?

    Answer: Up to 2 hours

    If a trip could have been completed in the normal time but is delayed by unforeseen adverse driving conditions (like a sudden storm or accident), the driver may extend their total driving and on-duty time by up to 2 hours to reach a safe destination. This provision cannot be used for predictable delays like regular rush hour traffic.

  6. In a day, a commercial vehicle driver in Ontario must have a total of at least:

    Answer: 10 hours off-duty, which must include a period of at least 8 consecutive hours

    The regulations require a driver to take at least 10 hours of off-duty time in a day. This must include a mandatory period of at least 8 consecutive hours off-duty. The remaining 2 hours can be distributed throughout the day in blocks of no less than 30 minutes.