Browse Bridge Database
5,235 bridges in the FHWA National Bridge Inventory in Montana.
National Bridge Inventory Database
Browse 5,235 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 |
|---|---|---|---|---|---|
| WOLF CREEK 039 | Montana | Fair | 1976 | 15.2 m | 100 |
| SARGENT CREEK 001 | Montana | Fair | 1960 | 11.9 m | 100 |
| DRAINAGE 009 | Montana | Fair | 1930 | 18.0 m | 100 |
| BIG MUDDY CREEK 035 | Montana | Fair | 1989 | 20.1 m | 100 |
| MUSSELSHELL RIVER 017 | Montana | Fair | 1965 | 34.1 m | 100 |
| LOST CREEK 050 | Montana | Good | 1991 | 9.1 m | 100 |
| BLUE CR-GOLF PATH 121 | Montana | Good | 1979 | 25.0 m | 100 |
| PLENTYWOOD CREEK 014 | Montana | Fair | 1970 | 9.4 m | 100 |
| BIG HOLE RIVER 009 | Montana | Fair | 1914 | 70.7 m | 100 |
| INT RAMSEY I 90 013 | Montana | Fair | 1967 | 80.6 m | 100 |
| INT VICTOR I 15 003 | Montana | Poor | 1961 | 64.0 m | 100 |
| RR 012 | Montana | Fair | 2014 | 87.3 m | 100 |
| SEP SOAP CRK RD I 15 005 | Montana | Good | 1973 | 85.9 m | 100 |
| INT CONT DR I 90 011 | Montana | Fair | 1969 | 89.9 m | 100 |
| SEP COLUMBUS-MOLT RD I 9 | Montana | Fair | 1970 | 95.1 m | 100 |
| VALLEY CREEK 009 | Montana | Good | 2008 | 17.7 m | 100 |
| VALLEY CREEK 008 | Montana | Fair | 2010 | 28.7 m | 100 |
| STILLWATER R OVFLOW 002 | Montana | Fair | 2006 | 21.3 m | 100 |
| STILLWATER RIVER 003 | Montana | Fair | 1988 | 58.5 m | 100 |
| COUNTRYMAN CREEK 050 | Montana | Good | 1996 | 14.5 m | 100 |
| VALLEY CREEK 048 | Montana | Fair | 1969 | 43.6 m | 100 |
| STILLWATER RIVER 021 | Montana | Good | 2001 | 55.2 m | 100 |
| FISHTAIL CREEK 038 | Montana | Good | 2004 | 13.8 m | 100 |
| ROSEBUD CREEK 029 | Montana | Fair | 2003 | 37.2 m | 100 |
| BUTCHER CREEK 030 | Montana | Good | 2013 | 17.6 m | 100 |
| BIG DITCH 044 | Montana | Fair | 2004 | 11.1 m | 100 |
| VALLEY CREEK 039 | Montana | Fair | 1940 | 10.1 m | 100 |
| STILLWATER RIVER 026 | Montana | Good | 2009 | 37.2 m | 100 |
| LIMESTONE CREEK 051 | Montana | Good | 2004 | 14.1 m | 100 |
| W ROSEBUD CREEK 033 | Montana | Good | 2004 | 27.0 m | 100 |
| W ROSEBUD CREEK 032 | Montana | Good | 2004 | 18.4 m | 100 |
| KEYSER CREEK 043 | Montana | Good | 2005 | 14.1 m | 100 |
| BERRY CREEK 024 | Montana | Fair | 1931 | 23.5 m | 100 |
| COULEE CREEK 023 | Montana | Fair | 1931 | 20.3 m | 100 |
| BIG DITCH 005 | Montana | Fair | 1935 | 9.7 m | 100 |
| YELLOWSTONE RIVER 038 | Montana | Fair | 1991 | 107.6 m | 100 |
| SWEET GRASS CREEK 039 | Montana | Good | 1965 | 15.8 m | 100 |
| MILK RIVER 094 | Montana | Fair | 2002 | 114.2 m | 100 |
| SWEET GRASS CREEK 027 | Montana | Fair | 1997 | 18.3 m | 100 |
| SWEET GRASS CREEK 01 | Montana | Fair | 1957 | 33.5 m | 100 |
| SWEET GRASS CREEK 044 | Montana | Poor | 1970 | 14.6 m | 100 |
| SEP I 90 008 | Montana | Fair | 1981 | 87.1 m | 100 |
| BRIDGER CREEK 054 | Montana | Fair | 2004 | 9.6 m | 100 |
| WORK CREEK 050 | Montana | Fair | 1993 | 8.8 m | 100 |
| UPPER DEER CREEK 028 | Montana | Poor | 1975 | 13.4 m | 100 |
| BOULDER RIVER 030 | Montana | Good | 2002 | 36.1 m | 100 |
| E BOULDER RIVER 031 | Montana | Fair | 1965 | 12.5 m | 100 |
| E BOULDER RIVER 033 | Montana | Good | 1969 | 9.1 m | 100 |
| E BOULDER RIVER 034 | Montana | Fair | 1971 | 10.4 m | 100 |
| INT DEHART I 90 007 | Montana | Good | 1981 | 90.2 m | 100 |
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.