U.S. Department of Transportation
Federal Highway Administration
1200 New Jersey Avenue, SE
Washington, DC 20590
202-366-4000
OCTOBER 2003 | Table HM-36M |
TRAFFIC LANES AND ACCESS CONTROL | NATIONAL HIGHWAY SYSTEM | OTHER FEDERAL - AID HIGHWAYS 2/ | ALL FEDERAL-AID HIGHWAYS 2/ | |||||||
---|---|---|---|---|---|---|---|---|---|---|
INTERSTATE | OTHER | TOTAL | ||||||||
KILOMETERS | PERCENT | KILOMETERS | PERCENT | KILOMETERS | PERCENT | KILOMETERS | PERCENT | KILOMETERS | PERCENT | |
Rural: | ||||||||||
One-way streets | - | 0.0 | 142 | 0.1 | 142 | 0.1 | 190 | 0.0 | 332 | 0.0 |
2 lanes | 1,600 | 3.0 | 92,137 | 66.8 | 93,736 | 49.1 | 912,957 | 97.8 | 1,006,693 | 89.5 |
3 lanes | 21 | 0.0 | 2,807 | 2.0 | 2,828 | 1.5 | 1,696 | 0.2 | 4,524 | 0.4 |
4 or more lanes - undivided 3/ | 10 | 0.0 | 5,467 | 4.0 | 5,477 | 2.9 | 6,869 | 0.7 | 12,345 | 1.1 |
Divided highways - 4 or more lanes: 3/ | ||||||||||
Degree of access control: | ||||||||||
None | 16 | 0.0 | 17,936 | 13.0 | 17,952 | 9.4 | 9,619 | 1.0 | 27,571 | 2.5 |
Partial | 79 | 0.1 | 10,739 | 7.8 | 10,818 | 5.7 | 1,986 | 0.2 | 12,804 | 1.1 |
Full | 51,372 | 96.8 | 8,645 | 6.3 | 60,017 | 31.4 | 309 | 0.0 | 60,326 | 5.4 |
Total Rural | 53,097 | 100.0 | 137,873 | 100.0 | 190,970 | 100.0 | 933,626 | 100.0 | 1,124,595 | 100.0 |
Small urban area: | ||||||||||
One-way streets | - | 0.0 | 146 | 1.5 | 146 | 1.2 | 1,090 | 1.4 | 1,236 | 1.3 |
2 lanes | 2 | 0.1 | 2,940 | 30.4 | 2,942 | 23.4 | 65,825 | 82.7 | 68,767 | 74.6 |
3 lanes | - | 0.0 | 179 | 1.8 | 179 | 1.4 | 847 | 1.1 | 1,025 | 1.1 |
4 or more lanes - undivided 3/ | - | 0.0 | 1,971 | 20.4 | 1,971 | 15.7 | 7,916 | 9.9 | 9,888 | 10.7 |
Divided highways - 4 or more lanes: 3/ | ||||||||||
Degree of access control: | ||||||||||
None | 2 | 0.1 | 1,888 | 19.5 | 1,889 | 15.0 | 3,106 | 3.9 | 4,995 | 5.4 |
Partial | 18 | 0.6 | 1,389 | 14.4 | 1,407 | 11.2 | 700 | 0.9 | 2,107 | 2.3 |
Full | 2,874 | 99.3 | 1,157 | 12.0 | 4,031 | 32.1 | 124 | 0.2 | 4,155 | 4.5 |
Total Small Urban Area | 2,895 | 100.0 | 9,671 | 100.0 | 12,566 | 100.0 | 79,608 | 100.0 | 92,174 | 100.0 |
Urbanized Area: | ||||||||||
One-way streets | 6 | 0.0 | 806 | 2.2 | 813 | 1.5 | 7,578 | 2.9 | 8,391 | 2.6 |
2 lanes | 11 | 0.1 | 5,573 | 15.3 | 5,584 | 10.1 | 179,876 | 68.2 | 185,461 | 58.2 |
3 lanes | 10 | 0.1 | 229 | 0.6 | 238 | 0.4 | 2,330 | 0.9 | 2,569 | 0.8 |
4 or more lanes - undivided 3/ | 2 | 0.0 | 6,260 | 17.2 | 6,262 | 11.3 | 37,322 | 14.2 | 43,584 | 13.7 |
Divided highways - 4 or more lanes: 3/ | ||||||||||
Degree of access control: | ||||||||||
None | 19 | 0.1 | 8,497 | 23.4 | 8,517 | 15.4 | 29,950 | 11.4 | 38,467 | 12.1 |
Partial | 63 | 0.3 | 5,798 | 16.0 | 5,861 | 10.6 | 5,378 | 2.0 | 11,240 | 3.5 |
Full | 18,796 | 99.4 | 9,159 | 25.2 | 27,954 | 50.6 | 1,260 | 0.5 | 29,214 | 9.2 |
Total Urbanized Area | 18,907 | 100.0 | 36,323 | 100.0 | 55,229 | 100.0 | 263,696 | 100.0 | 318,925 | 100.0 |
Total Urban: | ||||||||||
One-way streets | 6 | 0.0 | 953 | 2.1 | 959 | 1.4 | 8,668 | 2.5 | 9,627 | 2.3 |
2 lanes | 13 | 0.1 | 8,513 | 18.5 | 8,526 | 12.6 | 245,702 | 71.6 | 254,228 | 61.8 |
3 lanes | 10 | 0.0 | 407 | 0.9 | 417 | 0.6 | 3,177 | 0.9 | 3,594 | 0.9 |
4 or more lanes - undivided 3/ | 2 | 0.0 | 8,232 | 17.9 | 8,233 | 12.1 | 45,239 | 13.2 | 53,472 | 13.0 |
Divided highways - 4 or more lanes: 3/ | ||||||||||
Degree of access control: | ||||||||||
None | 21 | 0.1 | 10,385 | 22.6 | 10,406 | 15.3 | 33,056 | 9.6 | 43,462 | 10.6 |
Partial | 80 | 0.4 | 7,187 | 15.6 | 7,268 | 10.7 | 6,078 | 1.8 | 13,346 | 3.2 |
Full | 21,670 | 99.4 | 10,316 | 22.4 | 31,986 | 47.2 | 1,384 | 0.4 | 33,370 | 8.1 |
Total Urban | 21,802 | 100.0 | 45,993 | 100.0 | 67,795 | 100.0 | 343,304 | 100.0 | 411,099 | 100.0 |
Total Rural and Urban | 74,899 | 183,866 | 258,765 | 1,276,929 | 1,535,694 |
For footnotes, see Footnotes Page.
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