What Trailbuilders Mean by Sustainable Grade and Why It Matters
Maintaining a trail grade under 10% prevents erosion—but what happens when the terrain fights back and the Half Rule is broken? The answer shapes every sustainable path forward.

Maintaining a trail grade under 10% prevents erosion—but what happens when the terrain fights back and the Half Rule is broken? The answer shapes every sustainable path forward.

Knowing where to rest transforms grueling climbs into triumph—discover how smart design balances effort and recovery on high-slope trails.