1-6 Structurally Deficient Bridges: 1990–2013
Thursday, January 8, 2015
| Year | Number |
|---|---|
| 1990 | 137,865 |
| 1991 | 134,534 |
| 1992 | 118,698 |
| 1993 | 111,980 |
| 1994 | 107,683 |
| 1995 | 104,317 |
| 1996 | 101,518 |
| 1997 | 98,475 |
| 1998 | 93,072 |
| 1999 | 88,150 |
| 2000 | 89,415 |
| 2001 | 86,107 |
| 2002 | 83,992 |
| 2003 | 82,244 |
| 2004 | 79,949 |
| 2005 | 77,835 |
| 2006 | 75,401 |
| 2007 | 74,056 |
| 2008 | 72,870 |
| 2009 | 71,177 |
| 2010 | 72,397 |
| 2011 | 68,755 |
| 2012 | 66,749 |
| 2013 | 63,510 |
Source: U.S. Department of Transportation, Federal Highway Administration, National Bridge Inventory, available at www.fhwa.dot.gov/bridge/nbi.cfm as of September 2014.