Condition of U.S. Highway Bridges by State: 2007
As of February 17, 2008
| State | All Bridges (number) | Structurally Deficient (number) | Functionally Obsolete (number) | Percent of State Bridges | |
|---|---|---|---|---|---|
| Structurally Deficient (percent) | Functionally Obsolete (percent) | ||||
| Alabama | 15,881 | 1,899 | 2,158 | 12% | 14% |
| Alaska | 1,229 | 155 | 179 | 13% | 15% |
| Arizona | 7,348 | 181 | 600 | 2% | 8% |
| Arkansas | 12,531 | 997 | 1,908 | 8% | 15% |
| California | 24,184 | 3,140 | 3,837 | 13% | 16% |
| Colorado | 8,366 | 580 | 824 | 7% | 10% |
| Connecticut | 4,175 | 358 | 1,042 | 9% | 25% |
| Delaware | 857 | 20 | 112 | 2% | 13% |
| District of Columbia | 245 | 24 | 128 | 10% | 52% |
| Florida | 11,663 | 302 | 1,692 | 3% | 15% |
| Georgia | 14,563 | 1,028 | 1,888 | 7% | 13% |
| Hawaii | 1,115 | 142 | 358 | 13% | 32% |
| Idaho | 4,104 | 349 | 452 | 9% | 11% |
| Illinois | 25,998 | 2,501 | 1,840 | 10% | 7% |
| Indiana | 18,494 | 2,030 | 2,004 | 11% | 11% |
| Iowa | 24,776 | 5,153 | 1,455 | 21% | 6% |
| Kansas | 25,461 | 2,991 | 2,372 | 12% | 9% |
| Kentucky | 13,637 | 1,362 | 2,928 | 10% | 21% |
| Louisiana | 13,342 | 1,780 | 2,180 | 13% | 16% |
| Maine | 2,387 | 349 | 468 | 15% | 20% |
| Maryland | 5,127 | 388 | 980 | 8% | 19% |
| Massachusetts | 5,018 | 585 | 1,987 | 12% | 40% |
| Michigan | 10,923 | 1,584 | 1,304 | 15% | 12% |
| Minnesota | 13,067 | 1,156 | 423 | 9% | 3% |
| Mississippi | 17,007 | 3,002 | 1,315 | 18% | 8% |
| Missouri | 24,071 | 4,433 | 3,108 | 18% | 13% |
| Montana | 4,980 | 473 | 541 | 9% | 11% |
| Nebraska | 15,475 | 2,382 | 1,241 | 15% | 8% |
| Nevada | 1,705 | 47 | 156 | 3% | 9% |
| New Hampshire | 2,364 | 383 | 358 | 16% | 15% |
| New Jersey | 6,448 | 750 | 1,501 | 12% | 23% |
| New Mexico | 3,850 | 404 | 294 | 10% | 8% |
| New York | 17,361 | 2,128 | 4,518 | 12% | 26% |
| North Carolina | 17,783 | 2,272 | 2,787 | 13% | 16% |
| North Dakota | 4,458 | 743 | 249 | 17% | 6% |
| Ohio | 27,998 | 2,862 | 4,001 | 10% | 14% |
| Oklahoma | 23,524 | 5,793 | 1,614 | 25% | 7% |
| Oregon | 7,318 | 514 | 1,155 | 7% | 16% |
| Pennsylvania | 22,325 | 5,802 | 3,934 | 26% | 18% |
| Rhode Island | 748 | 164 | 232 | 22% | 31% |
| South Carolina | 9,221 | 1,260 | 808 | 14% | 9% |
| South Dakota | 5,924 | 1,216 | 261 | 21% | 4% |
| Tennessee | 19,838 | 1,325 | 2,776 | 7% | 14% |
| Texas | 50,271 | 2,186 | 7,851 | 4% | 16% |
| Utah | 2,851 | 233 | 254 | 8% | 9% |
| Vermont | 2,712 | 500 | 467 | 18% | 17% |
| Virginia | 13,417 | 1,208 | 2,234 | 9% | 17% |
| Washington | 7,651 | 400 | 1,661 | 5% | 22% |
| West Virginia | 7,001 | 1,058 | 1,515 | 15% | 22% |
| Wisconsin | 13,798 | 1,302 | 789 | 9% | 6% |
| Wyoming | 3,030 | 389 | 231 | 13% | 8% |
| Puerto Rico | 2,146 | 241 | 822 | 11% | 38% |
| Unted States, total | 597,620 | 72,283 | 78,970 | 12% | 13% |
| Unted States, total (incl. Puerto Rico) | 599,766 | 72,524 | 79,792 | 12% | 13% |
NOTES:
Explanations for the terms Structurally Deficient and Functionally Obsolete can be found on pages 14 and 15 in Chapter 3 of the Federal Highway Administration, 2006 Conditions and Performance Report; the following is a link to Chapter 3 of the report: http://www.fhwa.dot.gov/policy/2006cpr/pdfs/chap3.pdf.
SOURCE:
U.S. Department of Transportation, Research and Innovative Technology Administration, Bureau of Transportation Statistics; based on data from Federal Highway Administration, National Bridge Inventory, Deficient Bridges by State and Highway System, special tabulation. Data as of Feb. 17, 2008.