Table 1-7: Road Bridge Condition: 2012

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State All bridges Structurally deficient Functionally obsolete Percent of State Bridges
Structurally deficient Functionally obsolete
Alabama 16,070 1,448 2,205 9.0 13.7
Alaska 1,173 128 147 10.9 12.5
Arizona 7,835 247 721 3.2 9.2
Arkansas 12,696 898 2,031 7.1 16.0
California 24,812 2,978 4,178 12.0 16.8
Colorado 8,591 566 907 6.6 10.6
Connecticut 4,208 406 1,070 9.6 25.4
Delaware 862 53 122 6.1 14.2
District of Columbia 239 30 155 12.6 64.9
Florida 11,982 262 1,764 2.2 14.7
Georgia 14,739 878 1,871 6.0 12.7
Hawaii 1,131 146 359 12.9 31.7
Idaho 4,214 397 440 9.4 10.4
Illinois 26,514 2,311 1,976 8.7 7.5
Indiana 18,789 2,036 2,188 10.8 11.6
Iowa 24,496 5,193 1,282 21.2 5.2
Kansas 25,176 2,658 1,959 10.6 7.8
Kentucky 14,031 1,244 3,219 8.9 22.9
Louisiana 13,175 1,783 2,032 13.5 15.4
Maine 2,408 356 436 14.8 18.1
Maryland 5,294 368 1,099 7.0 20.8
Massachusetts 5,120 493 2,214 9.6 43.2
Michigan 11,000 1,354 1,672 12.3 15.2
Minnesota 13,121 1,190 423 9.1 3.2
Mississippi 17,061 2,417 1,357 14.2 8.0
Missouri 24,334 3,528 3,365 14.5 13.8
Montana 5,120 399 509 7.8 9.9
Nebraska 15,393 2,779 1,058 18.1 6.9
Nevada 1,798 40 216 2.2 12.0
New Hampshire 2,429 362 445 14.9 18.3
New Jersey 6,554 651 1,717 9.9 26.2
New Mexico 3,924 307 350 7.8 8.9
New York 17,420 2,169 4,718 12.5 27.1
North Carolina 18,165 2,192 3,296 12.1 18.1
North Dakota 4,453 746 247 16.8 5.5
Ohio 27,045 2,462 4,311 9.1 15.9
Oklahoma 23,781 5,382 1,604 22.6 6.7
Oregon 7,633 433 1,341 5.7 17.6
Pennsylvania 22,669 5,540 4,370 24.4 19.3
Rhode Island 757 156 255 20.6 33.7
South Carolina 9,271 1,141 840 12.3 9.1
South Dakota 5,870 1,208 237 20.6 4.0
Tennessee 19,985 1,195 2,669 6.0 13.4
Texas 52,260 1,372 8,680 2.6 16.6
Utah 2,947 126 343 4.3 11.6
Vermont 2,727 288 643 10.6 23.6
Virginia 13,769 1,250 2,421 9.1 17.6
Washington 7,840 366 1,693 4.7 21.6
West Virginia 7,093 952 1,595 13.4 22.5
Wisconsin 14,057 1,157 779 8.2 5.5
Wyoming 3,101 426 287 13.7 9.3
United States, total 605,132 66,467 83,816 11.0 13.9
U.S. total (incl. Puerto Rico) 607,380 66,749 84,748 11.0 14.0

NOTES: Some discrepancies exist between the total number of bridges reported in tables 1-5, 1-6, and 1-7 because of bridges not identified in one or more of the categories and other anomalies. Definitions of the terms Structurally Deficient and Functionally Obsolete can be found in the Federal Highway Administration 2010 Conditions and Performance Report at http://www.fhwa.dot.gov/policy/2010cpr/.

SOURCE: U.S. Department of Transportation, Federal Highway Administration, Office of Bridge Technology, National Bridge Inventory, Functional Classification of Bridges by Highway System, available at www.fhwa.dot.gov/bridge/nbi.cfm as of May 2013.