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Table 1-24. Condition of U.S. Bridges
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108,770 |
112,363 |
115,312 |
117,488 |
121,141 |
122,537 |
124,950 |
127,633 |
128,312 |
130,339 |
463,435 |
461,673 |
456,885 |
456,228 |
455,319 |
458,598 |
456,913 |
455,118 |
454,664 |
455,203 |
572,205 |
574,036 |
572,197 |
573,716 |
576,460 |
581,135 |
581,863 |
582,751 |
582,976 |
585,542 |
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16,847 |
17,032 |
16,323 |
15,932 |
15,692 |
15,205 |
15,094 |
14,846 |
14,073 |
12,967 |
30,266 |
30,842 |
26,243 |
26,511 |
27,024 |
27,487 |
28,087 |
26,865 |
27,588 |
29,065 |
47,113 |
47,874 |
42,566 |
42,443 |
42,716 |
42,692 |
43,181 |
41,711 |
41,661 |
42,032 |
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121,018 |
117,502 |
102,375 |
96,048 |
91,991 |
89,112 |
86,424 |
83,629 |
78,999 |
75,183 |
70,089 |
66,751 |
54,150 |
53,489 |
52,808 |
53,463 |
53,121 |
50,545 |
51,912 |
52,835 |
191,107 |
184,253 |
156,525 |
149,537 |
144,799 |
142,575 |
139,545 |
134,174 |
130,911 |
128,018 |
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137,865 |
134,534 |
118,698 |
111,980 |
107,683 |
104,317 |
101,518 |
98,475 |
93,072 |
88,150 |
100,355 |
97,593 |
80,393 |
80,000 |
79,832 |
80,950 |
81,208 |
77,410 |
79,500 |
81,900 |
238,220 |
232,127 |
199,091 |
191,980 |
187,515 |
185,267 |
182,726 |
175,885 |
172,572 |
170,050 |
NOTES: Structurally deficient bridges are defined as those needing significant maintenance attention, rehabilitation, or replacement. Functionally deficient bridges: those that do not have the lane widths, shoulder widths, or vertical clearances adequateto serve traffic demand; or the bridge may not be able to handle occasional roadway flooding.Table includes: rural--Interstate, principal arterial, minor arterial, major collector, minor collector and local roads; urban--Interstate, other freeways or expressways, other principal arterial, minor arterial, collector, and local roads.Data for 1990, 1992 and 1997-99 are as of December of those years; data for 1991, 1994-96 are as of June of those years; and data for 1993 is as of September of that year.
SOURCE: U.S. Department of Transportation, Federal Highway Administration, Office of Engineering, Bridge Division,National Bridge Inventory Database.
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