1-6 Structurally Deficient Bridges: 1990–2015
bridges
| 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 | 77,863 |
| 2006 | 75,422 |
| 2007 | 74,066 |
| 2008 | 72,883 |
| 2009 | 72,402 |
| 2010 | 70,431 |
| 2011 | 68,759 |
| 2012 | 66,749 |
| 2013 | 63,522 |
| 2014 | 61,365 |
| 2015 | 58,791 |
Source: As cited in U.S. Department of Transportation, Bureau of Transportation Statistics, National Transportation Statistics, tables 1-28, available at www.bts.gov as of October 2016.