21 kilometres
550,000 miles per another posting
Pucca roads - roads paved with asphalt - are expensive to construct. They are constructed in areas with a lot of traffic. Many desert roads have little vehicle use so are not worth the expense and effort.
i dont know
The Inca Empire had a network of paved roads with messengers who took communications in relays to the capital and back.
Seven percent as of 2004
1 percent
Yes, it is true that 94 percent of the United States are paved with asphalt.
100% unless you want to go offroad
There are roughly 4.1 million miles of paved roads in the United States.
Paved Roads
Chad has the fewest paved roads in Sahel.
Texas has the most miles of paved roads, i believe it's somewhere around 250,000 miles of paved roads
There are approximately 16,619 kilometers of paved roads in Ontario, Canada.
Public roads, no.
Luxembourg is a well developed country, so it basiclly has paved roads everywhere. I'd say 99,99% of Luxembourg's streets have paved roads.
Texas has the most paved roads of any US state.