Originally Posted by
Derailed
I've run into this many times as well. When the roads are dirt but smooth, it's kinda nice, as it helps keep me where the traffic is low, but sometimes the roads are coarse gravel, and then it is kind of a bummer.
I tend to get better results with Automobile mode but with "Avoid Highways" option set and then occasionally dragging the route or inserting a waypoint- than I do with Bicycle mode. Are you getting those dirt roads in bicycle mode or automobile mode, since I don't really get many dirt roads.