Big M - Cross Over
USFS trail M22-21
The route in 3D
Fly this trail over real terrain
USGS and partner elevation data build the terrain, and the US Forest Service centerline draws the route.
0.1 mi · Typical grade 5 to 8%
About 50 ft between the route's high and low points. An estimate from US government elevation data, computed 2026-07-10; not measured in the field.
Trail facts
- Length
- 0.1 mi mapped
- Grade
- Typical grade 5 to 8%
- Surface
- native material
- USFS-managed uses
- Bicycling
- Motorized status
- Non-motorized (USFS designation)
- Designation
- National trail designation