Browse Bridge Database
11,397 bridges in the FHWA National Bridge Inventory in Michigan.
National Bridge Inventory Database
Browse 11,397 bridges from the Federal Highway Administration National Bridge Inventory. Filter by state, condition rating, or search by name and location.
| Bridge | Location | Condition | Year Built | Length | ADT |
|---|---|---|---|---|---|
| CSX & GTW RRS | Michigan | Fair | 2003 | 23.5 m | 14,887 |
| GRISWOLD ROAD | Michigan | Good | 2003 | 24.9 m | 14,887 |
| CSX & GTW RRS | Michigan | Fair | 2003 | 23.5 m | 14,887 |
| GTW RR | Michigan | Fair | 2003 | 27.4 m | 14,887 |
| GRISWOLD ROAD | Michigan | Fair | 2003 | 24.9 m | 14,887 |
| RUSSELL ST CONN | Michigan | Fair | 1964 | 178.3 m | 14,883 |
| I-94 | Michigan | Good | 1948 | 79.8 m | 14,880 |
| RED RUN DRAIN | Michigan | Poor | 1985 | 54.9 m | 14,852 |
| FELLOWS CREEK | Michigan | Poor | 1930 | 7.0 m | 14,842 |
| GRAND RIVER | Michigan | Fair | 1971 | 204.2 m | 14,834 |
| ECORSE CREEK | Michigan | Fair | 1977 | 10.6 m | 14,820 |
| UPPER ROUGE RIVER | Michigan | Fair | 1927 | 29.8 m | 14,800 |
| CLINTON RIVER SPILLWAY | Michigan | Fair | 1950 | 59.7 m | 14,800 |
| I-96 | Michigan | Good | 2008 | 61.5 m | 14,770 |
| ROUGE RIVER | Michigan | Fair | 1985 | 19.5 m | 14,766 |
| SWARTZ CR | Michigan | Good | 1999 | 10.9 m | 14,755 |
| KEARSLEY CREEK | Michigan | Fair | 1999 | 8.5 m | 14,742 |
| WABASCON CREEK | Michigan | Poor | 1947 | 13.7 m | 14,726 |
| PINE RUN CREEK | Michigan | Fair | 1915 | 9.1 m | 14,723 |
| BROWNSTOWN CREEK | Michigan | Good | 2020 | 7.8 m | 14,720 |
| GUN RIVER | Michigan | Fair | 1960 | 19.5 m | 14,700 |
| GUN RIVER | Michigan | Fair | 1960 | 19.5 m | 14,700 |
| I-94 | Michigan | Fair | 1998 | 80.6 m | 14,700 |
| CN RAILROAD | Michigan | Good | 1997 | 160.0 m | 14,700 |
| BIKE PATH | Michigan | Good | 2010 | 9.3 m | 14,697 |
| PLASTER CREEK | Michigan | Fair | 1969 | 15.5 m | 14,694 |
| CARP CREEK | Michigan | Good | 1979 | 11.9 m | 14,675 |
| LOWER ROUGE RIVER | Michigan | Fair | 1937 | 15.5 m | 14,674 |
| I-94 | Michigan | Fair | 1995 | 173.7 m | 14,670 |
| I-69 | Michigan | Fair | 1970 | 83.5 m | 14,650 |
| I-94 WB & M-10 SB | Michigan | Poor | 1953 | 345.7 m | 14,650 |
| HURON RIVER | Michigan | Good | 1989 | 7.3 m | 14,620 |
| UPPER ROUGE RIVER | Michigan | Poor | 1927 | 29.3 m | 14,610 |
| I-75 | Michigan | Good | 2001 | 94.1 m | 14,600 |
| THORNAPPLE RIVER | Michigan | Fair | 1989 | 18.9 m | 14,585 |
| THORNAPPLE RIVER | Michigan | Fair | 1989 | 18.9 m | 14,585 |
| I-69 BL | Michigan | Fair | 1989 | 81.8 m | 14,585 |
| I-69 BL | Michigan | Fair | 1989 | 81.8 m | 14,585 |
| PACKARD HWY | Michigan | Fair | 1989 | 33.2 m | 14,585 |
| PACKARD HWY | Michigan | Fair | 1989 | 33.2 m | 14,585 |
| LANSING ROAD | Michigan | Fair | 1989 | 61.1 m | 14,585 |
| LANSING ROAD | Michigan | Fair | 1989 | 61.1 m | 14,585 |
| CASS RIVER | Michigan | Good | 2015 | 94.6 m | 14,550 |
| I-75 | Michigan | Good | 2020 | 76.7 m | 14,500 |
| SALT RIVER | Michigan | Good | 2019 | 30.5 m | 14,500 |
| BLAKELY DRAIN | Michigan | Poor | 1933 | 11.5 m | 14,486 |
| I-94 WB | Michigan | Fair | 1966 | 50.6 m | 14,484 |
| WILLOW CREEK | Michigan | Good | 2007 | 6.7 m | 14,472 |
| S BR FLINT R | Michigan | Good | 1997 | 9.7 m | 14,458 |
| KALAMAZOO RIVER | Michigan | Good | 2008 | 61.0 m | 14,452 |
Frequently Asked Questions
The National Bridge Inventory (NBI) is a federal database maintained by the Federal Highway Administration containing inspection data for all bridges on public roads in the U.S. with a span of more than 20 feet. Bridge owners must inspect each structure at least every 24 months.
ADT stands for Average Daily Traffic — the average number of vehicles crossing the bridge per day. Bridges are sorted by ADT by default because high-traffic bridges in poor condition pose the greatest risk to the most people.
Yes. Use the search field above to find bridges by name, location, or features crossed. You can also combine the search with state and condition filters to narrow your results.