splittrail

2. A hiking route that splits into two separate branches.

The map showed a splittrail leading to both peaks.

3. A bicycle trail with a divided lane for two-way traffic.

Cyclists kept to their side of the splittrail.

4. A railway track that divides into two lines.

The train slowed as it reached the splittrail.

5. A mark or seam where something splits along a line.

A splittrail of cracks ran across the old paint.