Table 1-4: Public Road and Street Mileage in the United States by Type of Surfacea
Table 1-4: Public Road and Street Mileage in the United States by Type of Surfacea(Thousands of miles)
Excel | CSV
1960 1965 1970 1975 1980 1985 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 TOTAL paved and unpaved 3,546 3,690 3,...