Originally Posted by
MinnMan
Sorry, but this suggests to me that you don't actually have any experience riding the kinds of roads we are talking about. They are not dirt roads, they are gravel. There are books written on the subject of maintaining well-engineered gravel roads, and there are indeed networks of thousands and thousands of miles of these maintained throughout the midwestern farm belt and elsewhere.
To your point, this is a very interesting manual on gravel road construction.
Here in Georgia the state runs workshops for the counties on how to properly design, construct and maintain gravel roads.
-Tim-