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 |
|---|---|---|---|---|---|
| GRAND RIVER | Michigan | Good | 1988 | 139.0 m | 15,226 |
| SIX MILE ROAD | Michigan | Fair | 1979 | 29.0 m | 15,218 |
| SIX MILE ROAD | Michigan | Fair | 1979 | 29.0 m | 15,218 |
| MDOT RR CORRIDOR | Michigan | Good | 2012 | 40.7 m | 15,194 |
| BEECH-DALY ROAD | Michigan | Fair | 1953 | 21.6 m | 15,190 |
| M-24 | Michigan | Fair | 1962 | 55.8 m | 15,125 |
| GRAND TRUNK RR | Michigan | Good | 2006 | 50.8 m | 15,120 |
| I-275 | Michigan | Good | 1974 | 87.8 m | 15,100 |
| TONQUISH CREEK | Michigan | Fair | 1928 | 6.1 m | 15,081 |
| CEDAR SPRINGS AVE | Michigan | Fair | 1971 | 49.1 m | 15,063 |
| CEDAR SPRINGS AVE | Michigan | Fair | 1971 | 49.1 m | 15,063 |
| RAILROAD DRAIN | Michigan | Fair | 1950 | 8.0 m | 15,061 |
| M-140 | Michigan | Fair | 1960 | 47.9 m | 15,032 |
| M-140 | Michigan | Poor | 1960 | 47.9 m | 15,032 |
| PINE CREEK | Michigan | Fair | 1960 | 9.4 m | 15,032 |
| TONAWANDA CREEK | Michigan | Fair | 1927 | 11.0 m | 15,029 |
| I-75 | Michigan | Fair | 1973 | 108.4 m | 15,020 |
| DEQUINDRE CUT GREENWAY | Michigan | Fair | 1923 | 25.1 m | 15,014 |
| GTW RR& BILLWOOD HWY | Michigan | Fair | 1989 | 106.1 m | 15,001 |
| GTW RR& BILLWOOD HWY | Michigan | Fair | 1989 | 75.3 m | 15,001 |
| I-96 | Michigan | Fair | 1989 | 93.5 m | 15,001 |
| I-96 | Michigan | Fair | 1989 | 95.6 m | 15,001 |
| US-12 BR | Michigan | Fair | 1976 | 48.9 m | 15,000 |
| THUNDER BAY RIVER | Michigan | Good | 2021 | 99.1 m | 15,000 |
| I-696 | Michigan | Fair | 1985 | 39.6 m | 15,000 |
| BUTTERMILK CREEK | Michigan | Fair | 1970 | 8.0 m | 15,000 |
| BUTTERMILK CREEK | Michigan | Fair | 1970 | 8.0 m | 15,000 |
| I-75 | Michigan | Fair | 1970 | 100.5 m | 15,000 |
| I-696 | Michigan | Fair | 1984 | 73.2 m | 15,000 |
| OLD M-14 (ANN ARBOR RD) | Michigan | Poor | 1948 | 22.2 m | 15,000 |
| GRAND RIVER | Michigan | Fair | 1941 | 86.5 m | 15,000 |
| I-696 | Michigan | Good | 2008 | 91.7 m | 15,000 |
| I-475 | Michigan | Poor | 1971 | 42.6 m | 15,000 |
| CLINTON RIVER | Michigan | Fair | 1992 | 11.3 m | 15,000 |
| I-75 | Michigan | Fair | 1956 | 78.9 m | 15,000 |
| M-6 RAMPS E & G | Michigan | Fair | 2002 | 82.5 m | 15,000 |
| FRANK & POET DRAIN | Michigan | Fair | 1936 | 6.4 m | 14,984 |
| I-94 | Michigan | Good | 2022 | 61.4 m | 14,980 |
| MIDDLE BR PINE RIVER | Michigan | Fair | 1994 | 8.7 m | 14,971 |
| I-94 | Michigan | Fair | 1949 | 55.9 m | 14,956 |
| 13 MILE RD | Michigan | Fair | 1969 | 50.1 m | 14,934 |
| 13 MILE RD | Michigan | Fair | 1969 | 50.7 m | 14,934 |
| ROGUE RIVER | Michigan | Fair | 1969 | 42.6 m | 14,934 |
| MDOT RR CORRIDOR | Michigan | Fair | 1934 | 59.1 m | 14,908 |
| MIDDLE ROUGE RIVER | Michigan | Good | 2023 | 26.6 m | 14,908 |
| CLINTON RIVER SPILLWAY | Michigan | Good | 1964 | 92.6 m | 14,905 |
| PAW PAW RIVER | Michigan | Fair | 1963 | 61.3 m | 14,900 |
| GRAND RIVER & MARKET ST | Michigan | Fair | 1959 | 126.8 m | 14,899 |
| GRAND RIVER & MARKET RD | Michigan | Fair | 1959 | 126.8 m | 14,899 |
| GRISWOLD ROAD | Michigan | Good | 2003 | 24.9 m | 14,887 |
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.