The railroad was located on the south bank of the Cascades canal of the Columbia River, from Tanner Creek (near where Bonneville Dam was later built) to the Cascade Locks, which were under construction in the later years of the railroad's operation.
The railroad was located on the south bank of the Cascades canal of the Columbia River (near where Bonneville Dam was later built) to the Cascade Locks. This was from Tanner Creek. The Cascade Locks were under construction in the later years of the railroad's operation.