Santa Fe, New Mexico has the highest percentage of dirt roads among US state capitals, with approximately 75% of its roads unpaved. Approximately 430 miles of the city’s 574 miles of roadways are unpaved, which can be cheaper to maintain but more dangerous and produce dust. The US has an estimated 1.3 million miles of dirt roads, and it costs $350,000 to pave one mile of road. Central Africa has one of the lowest rates of paved roads in the world, with only 7% of roads paved as of 2013.
Santa Fe, New Mexico is the US state capital that has the highest percentage of dirt roads, approximately 75%. By comparison, approximately 35% of all roads in the United States are unpaved. The city of Santa Fe contains approximately 574 miles (923.76 km) of roadways and approximately 430 of those miles (692.02 km) are unpaved. Dirt roads tend to be cheaper to maintain than paved roads, but they can be more dangerous at high speeds because they are more prone to potholes and ruts. Dirt roads also produce dust and other debris that can be thrown up by moving vehicles.
More information about the roads:
The United States is estimated to have approximately 1.3 million miles (2.09 million km) of dirt roads.
It costs approximately $350,000 US Dollars (USD) to pave 1 mile (1.62 km) of road, as of 2014.
In Central Africa, only about 7% of roads were paved as of 2013, which was one of the lowest rates in the world.
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