Why is the speed limit on the highway set at 40?

1 Answers
VonDakota
07/29/25 2:14pm
Speed limits are determined based on local road conditions, indicating that the speed on this section of the highway must not exceed 40 kilometers per hour. The following are the hazards associated with speeding: 1. Increased reaction distance: As speed increases, the braking performance of the vehicle decreases, the friction coefficient drops, and the braking distance extends, making it difficult to stop the vehicle in time when needed. Additionally, higher speeds increase vehicle vibrations and jolts, affecting safe driving. 2. Increased vehicle wear: High-speed operation intensifies the workload and stress on the vehicle, accelerating the wear and tear of components. This is particularly detrimental to the wheels, raising friction temperatures and making tires more prone to aging and deformation, which can lead to blowout accidents.
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