What does a steep downgrade sign mean?

The steep downgrade sign indicates that drivers should be prepared for a significant decline in the road ahead. This warning is important for all vehicles, especially larger trucks, as they may have difficulty controlling their speed on steep grades. The sign alerts drivers to the possibility of reduced traction or increased stopping distances due to gravity affecting their speed.

While other options may relate to actions drivers might take when encountering such a situation, the purpose of the sign itself is simply to notify them of the steep downgrade ahead and to encourage them to proceed with caution. Understanding this sign helps ensure that drivers can safely navigate downhill terrains, promoting better control over their vehicles and reducing the risk of accidents.