@d3vy
>>charge the gas company for the hours it's out of use and the number of cars / users inconvenienced"
>This is pretty much what happens now.
But why not require the utility companies to make the road usable when they're not actively working on it? i.e. metal plates over a trench? They'd lose maybe 1 hour per day in doing that, and pass the cost on to "customers", but still cheaper than the waste of fuel & time from traffic delays.