![alt text][1] Legally, you are allowed to ride your mountain bike on this trail. From a practical standpoint, you are allowed to *carry* your mountain bike on this trail. How would I indicate to a routing engine that this trail is impassible to bicycles, a bit on the rough side for hikers and horseback riders, and perfectly fine for skiers and snowmobile riders? riders, but that all of these uses are legal? [1]: http://help.openstreetmap.org/upfiles/RoughTrail.jpg

![alt text][1] Legally, you are allowed to ride your mountain bike on this trail. From a practical standpoint, you are allowed to *carry* your mountain bike on this trail. How would I indicate to a routing engine that this trail is impassible to bicycles, a bit on the rough side for hikers and horseback riders, and perfectly fine for skiers and snowmobile riders? [1]: http://help.openstreetmap.org/upfiles/RoughTrail.jpg