Gravel road maintenance: Why timing matters

Too wet or too frozen, gravel roads can’t be graded until moisture conditions are just right.

In late winter and early spring, when frost is coming out of the ground, moisture can’t drain properly. That leaves roads soft, muddy and unstable. Operating heavy grading equipment too early can damage the roadway, and adding new gravel on a partially frozen base won’t compact properly and may delay drying. Warmer temperatures and lower precipitation are needed for roads to dry and stabilize.

Spring can be a challenge for gravel roads, too. Melting snow and rain can leave roads muddy, but adding gravel only makes them muddier. Road moisture must be just right before crews can grade the surface into a smooth, stable condition.

Click on the videos below to learn more.