Which state has most miles of paved roads?

According to NCDOT, they MAINTAIN about 80,000 miles of highways, second, only to Texas.. That, of course, doesn't include all paved roads such as some that are in subdivisio (MORE)
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Cost of paving one mile of road?

According to an world bank report, the cost per km of paving (black tar) a road is about $250,000/k.m. but constructing a new road is about $900,000/km. This is April 2000 dat (MORE)