CDL School Bus Endorsement Practice Exam

When driving a school bus on wet roads, it is essential to reduce your speed by one-third. This reduction is necessary because wet conditions can significantly affect vehicle handling and braking distances. By lowering your speed appropriately, you increase your ability to respond to unexpected hazards, maintain control of the bus, and ensure the safety of your passengers. Driving at a lower speed allows for more reaction time to adjust to changes in road traction and helps prevent skidding or hydroplaning. The specific recommendation to reduce speed by one-third is based on guidelines that emphasize cautious driving in adverse weather conditions, helping drivers mitigate risks associated with reduced traction. This measured approach helps ensure that the bus driver can navigate safely while also considering the well-being of the schoolchildren on board.