"This map shows the condition and inspection dates for more than 100,000 bridges in the U.S. that are crossed by at least 10,000 vehicles per day. ... The locations were provided by state departments of transportation. Some states are more accurate than others. Inspections through 2006 are included." Enter a route to find information about bridges within .2 miles of the route. Also includes a related news report. From MSNBC.