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 |
|---|---|---|---|---|---|
| I-69 | Michigan | Fair | 1971 | 80.5 m | 500 |
| I-475 | Michigan | Fair | 1977 | 45.4 m | 500 |
| S BR LITTLE BLACK RIVER | Michigan | Fair | 1987 | 17.6 m | 500 |
| I-496 | Michigan | Fair | 1969 | 57.8 m | 500 |
| IRON RIVER | Michigan | Fair | 1992 | 18.2 m | 500 |
| PAINT RIVER | Michigan | Fair | 1998 | 40.0 m | 500 |
| ROGUE RIVER | Michigan | Fair | 1931 | 13.7 m | 500 |
| STONY CREEK | Michigan | Good | 2016 | 9.8 m | 500 |
| CHOCOLAY RIVER | Michigan | Good | 2020 | 30.5 m | 500 |
| N BR PERE MARQUETTE RIVR | Michigan | Fair | 1964 | 30.4 m | 500 |
| I-275 | Michigan | Poor | 1973 | 112.9 m | 500 |
| SO BR MACON DR | Michigan | Fair | 1958 | 11.6 m | 500 |
| SWAMP RAISIN DRAIN | Michigan | Fair | 1956 | 12.2 m | 500 |
| SALINE RIVER | Michigan | Fair | 1981 | 36.6 m | 500 |
| NOVI-LYON DRAIN | Michigan | Poor | 1961 | 7.6 m | 500 |
| MIDDLE RIVER ROUGE | Michigan | Good | 1994 | 10.6 m | 500 |
| CLINTON RIVER | Michigan | Poor | 1936 | 10.3 m | 500 |
| AUGUSTA DRAIN | Michigan | Fair | 1969 | 8.5 m | 500 |
| S BRANCH PENTWATER RIVER | Michigan | Fair | 1955 | 7.3 m | 500 |
| WEST BRANCH RIFLE RIVER | Michigan | Fair | 1994 | 8.5 m | 500 |
| MINERAL RIVER | Michigan | Fair | 1954 | 51.5 m | 500 |
| EAST BR BIG CREEK | Michigan | Good | 2018 | 15.2 m | 500 |
| I-75 NB | Michigan | Fair | 1961 | 121.0 m | 500 |
| M-55 WB | Michigan | Fair | 1971 | 101.5 m | 500 |
| HOLLY DRAIN | Michigan | Fair | 1965 | 11.2 m | 500 |
| I-94 | Michigan | Fair | 1964 | 92.7 m | 500 |
| MISSION CREEK | Michigan | Fair | 1996 | 15.8 m | 500 |
| NORTHWEST DRAIN OUTLET 3 | Michigan | Fair | 1962 | 11.9 m | 500 |
| UPPER ROUGE RIVER | Michigan | Fair | 1947 | 19.5 m | 500 |
| RAINY RIVER | Michigan | Good | 2003 | 7.9 m | 500 |
| MCDONALD DRAIN | Michigan | Good | 2003 | 6.6 m | 500 |
| CUT RIVER | Michigan | Good | 1980 | 8.5 m | 500 |
| NORRIS CREEK | Michigan | Poor | 1972 | 10.5 m | 500 |
| MARQUETTE RAILROAD | Michigan | Good | 2019 | 37.8 m | 500 |
| BUTTERMILK CREEK | Michigan | Fair | 1970 | 8.0 m | 500 |
| DEVONSHIRE DRAIN | Michigan | Poor | 1986 | 7.4 m | 500 |
| VOORHEIS LAKE | Michigan | Poor | 1985 | 12.2 m | 500 |
| POLLY ANN TRAIL | Michigan | Good | 1999 | 8.4 m | 500 |
| INDIAN LAKE CANAL | Michigan | Good | 1999 | 36.6 m | 500 |
| PAINT CREEK DRAIN | Michigan | Good | 1999 | 6.7 m | 500 |
| ROSEWOOD LAKE CANAL | Michigan | Good | 1998 | 36.9 m | 500 |
| MINNOW POND | Michigan | Fair | 1995 | 34.7 m | 500 |
| UNNAMED CANAL | Michigan | Good | 1995 | 10.1 m | 500 |
| UNNAMED CANAL | Michigan | Good | 1995 | 8.0 m | 500 |
| UNNAMED CANAL | Michigan | Good | 1995 | 8.9 m | 500 |
| UNKNOWN CHANNEL | Michigan | Fair | 1997 | 8.8 m | 500 |
| HURON RIVER | Michigan | Fair | 1976 | 19.8 m | 500 |
| S BR CARROLL CREEK | Michigan | Good | 2017 | 9.1 m | 500 |
| N BR CARROLL CREEK | Michigan | Fair | 2017 | 9.1 m | 500 |
| HIGH BANKS CREEK | Michigan | Fair | 1970 | 7.2 m | 500 |
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.