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.

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BridgeLocationConditionYear BuiltLengthADT
M-39 Michigan Fair 1985 99.1 m 1,500
I-94 EB RAMPS B & G Michigan Good 1985 50.6 m 1,500
I-94 Michigan Fair 1983 53.0 m 1,500
I-94 Michigan Fair 1983 49.0 m 1,500
I-94 Michigan Fair 1958 52.1 m 1,500
M-39 Michigan Good 1964 50.8 m 1,500
KELLY LAKE DRAIN Michigan Good 2002 6.1 m 1,500
MARINA OUTLET Michigan Fair 1934 12.8 m 1,500
MUD CREEK Michigan Fair 1970 11.0 m 1,500
I-94 Michigan Good 1953 36.6 m 1,499
SAND CREEK Michigan Good 2001 11.1 m 1,499
BEAR CREEK Michigan Fair 1950 9.1 m 1,496
MIDDLE BR MUSKEGON RIVER Michigan Fair 1973 56.4 m 1,493
ST JOSEPH RIVER Michigan Poor 1972 73.1 m 1,493
FLINT RIVER Michigan Good 2015 50.3 m 1,491
MANISTIQUE RIVER Michigan Fair 1954 54.6 m 1,490
THORNAPPLE RIVER Michigan Fair 1960 33.5 m 1,488
FORD RIVER Michigan Fair 1958 36.5 m 1,487
MIDDLE BRANCH RIVER Michigan Fair 1939 13.7 m 1,485
ST JOSEPH RIVER Michigan Poor 1965 95.1 m 1,482
TAWAS RIVER Michigan Fair 1981 19.8 m 1,480
UNNAMED Michigan Fair 1962 7.3 m 1,478
PIGEON CREEK Michigan Good 2022 13.4 m 1,474
FOX RIVER Michigan Fair 1953 24.1 m 1,473
TOBACCO RIVER Michigan Fair 1917 60.5 m 1,470
PORTAGE RIVER DRAIN Michigan Good 2002 6.7 m 1,470
CARLETON CREEK Michigan Fair 1937 7.0 m 1,470
I-75 Michigan Fair 1962 65.2 m 1,470
BR OF DOWAGIAC CREEK Michigan Good 1961 12.2 m 1,467
MANISTEE RIVER Michigan Good 1964 87.2 m 1,466
ARMSTRONG CREEK Michigan Fair 1930 7.6 m 1,463
CROCKERY CREEK Michigan Fair 1950 55.8 m 1,460
I-69 Michigan Fair 1980 112.8 m 1,460
LITTLE CEDAR RIVER Michigan Fair 1978 27.1 m 1,458
BATTESSE CREEK Michigan Fair 1970 7.3 m 1,457
I-75 Michigan Fair 1976 126.8 m 1,456
COLDWATER RIVER Michigan Fair 1947 15.2 m 1,455
WOOD LAKE DRAIN Michigan Poor 1966 15.2 m 1,455
PINE RIVER Michigan Fair 1995 23.7 m 1,450
I-69 Michigan Fair 1967 77.4 m 1,450
I-75 SB Michigan Fair 1961 52.3 m 1,450
I-75 NB Michigan Fair 1961 50.7 m 1,450
NO. BR. ST. JOSEPH RIVER Michigan Good 2002 17.8 m 1,450
E BR BALTIMORE RIVER Michigan Good 2015 6.7 m 1,450
I-94 Michigan Fair 1965 65.5 m 1,450
LOWER RIVER ROUGE Michigan Fair 1947 22.5 m 1,450
DRAIN #163 Michigan Good 1990 22.8 m 1,445
N. BR. MILL CREEK DRAIN Michigan Good 1990 12.1 m 1,442
BASS CREEK Michigan Fair 1957 19.5 m 1,442
BARNUM CREEK Michigan Poor 1968 7.3 m 1,441

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.