I've long wondered why we don't see something similar for roads. Instead of the long disruptive process of trying to build a permanent structure in place (and l

I've long wondered why we don't see something similar for roads. Instead of the long disruptive process of trying to build a permanent structure in place (and later try to rip that out and put in a new one), make segments which can be dropped in place and leveled (and re-leveled) with automatic jacks - a segment breaks, or you need something wider, just pick up a segment and replace it in minutes.