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 |
|---|---|---|---|---|---|
| STILLWATER RIVER 176 | Montana | Fair | 1981 | 29.6 m | 185 |
| S FK THIRTEEN MILE CREEK | Montana | Fair | 1986 | 7.2 m | 184 |
| TETON RIVER | Montana | Fair | 1939 | 82.3 m | 183 |
| ANTELOPE CREEK | Montana | Fair | 1980 | 29.3 m | 183 |
| TWO MEDICINE RIVER | Montana | Fair | 1950 | 32.0 m | 183 |
| APPISTOKI CREEK | Montana | Fair | 1929 | 11.4 m | 183 |
| PASS CREEK 071 | Montana | Good | 2004 | 31.0 m | 183 |
| LITTLE BIGHORN RIVER 072 | Montana | Fair | 1952 | 28.0 m | 183 |
| LITTLE BIGHORN RIVER 073 | Montana | Good | 1996 | 32.3 m | 183 |
| JEFFERSON SLOUGH 014 | Montana | Fair | 1991 | 9.4 m | 180 |
| JEFFERSON RIVER 012 | Montana | Fair | 1986 | 71.6 m | 180 |
| JEF RIV OVERFLOW 013 | Montana | Fair | 2003 | 22.0 m | 180 |
| BIG SHEEP CREEK 012 | Montana | Good | 2017 | 16.8 m | 178 |
| BIG SHEEP CREEK 134 | Montana | Good | 2017 | 16.8 m | 178 |
| BIG SHEEP CREEK 120 | Montana | Good | 2017 | 16.8 m | 178 |
| BIG SHEEP CREEK 013 | Montana | Good | 2016 | 16.8 m | 178 |
| BIG SHEEP CREEK 122 | Montana | Fair | 1985 | 9.8 m | 178 |
| BIG SHEEP CREEK 014 | Montana | Good | 2016 | 16.8 m | 178 |
| BIG SHEEP CREEK 015 | Montana | Good | 2016 | 16.8 m | 178 |
| MISSOURI RIVER 019 | Montana | Poor | 1920 | 162.1 m | 178 |
| BIG SPRING CREEK | Montana | Fair | 1966 | 49.7 m | 177 |
| YELLOWSTONE RIVER 004 | Montana | Fair | 2000 | 154.0 m | 175 |
| BLUEWATER CREEK 001 | Montana | Fair | 1913 | 9.1 m | 175 |
| CLARK FORK 053 | Montana | Poor | 1916 | 113.1 m | 174 |
| IRRIGATION CANAL 131 | Montana | Good | 2012 | 6.2 m | 173 |
| PILGRIM CREEK 053 | Montana | Good | 1972 | 10.1 m | 173 |
| MARTEN CREEK 026 | Montana | Fair | 1968 | 26.1 m | 173 |
| TROUT CREEK 054 | Montana | Fair | 2010 | 29.4 m | 173 |
| MUSSELSHELL RIVER | Montana | Fair | 1962 | 43.1 m | 172 |
| FISH CREEK | Montana | Good | 2014 | 26.2 m | 172 |
| DODSON S CANAL 097 | Montana | Fair | 2017 | 29.1 m | 171 |
| ARROW CREEK | Montana | Fair | 1949 | 76.2 m | 171 |
| COPPER CREEK | Montana | Good | 2005 | 15.2 m | 169 |
| COPPER CREEK | Montana | Good | 2008 | 20.1 m | 169 |
| FARMER`S COULEE | Montana | Fair | 1949 | 17.4 m | 169 |
| DRY FORK MARIAS RIVER | Montana | Fair | 1952 | 32.6 m | 169 |
| CUTBANK CREEK 011 | Montana | Good | 2018 | 11.0 m | 168 |
| TAFFY CREEK | Montana | Good | 2020 | 24.4 m | 168 |
| DOG CREEK 110 | Montana | Fair | 1962 | 15.2 m | 168 |
| HUNTLEY MAIN CANAL | Montana | Good | 2020 | 12.5 m | 165 |
| CLARK FORK 105 | Montana | Fair | 1976 | 40.8 m | 164 |
| ARROW CREEK 099 | Montana | Fair | 1975 | 10.4 m | 164 |
| DRAINAGE 021 | Montana | Fair | 1923 | 7.3 m | 164 |
| BIG MUDDY CREEK | Montana | Fair | 1967 | 21.3 m | 163 |
| PLUM COULEE CREEK | Montana | Good | 2020 | 9.1 m | 162 |
| ROCK CREEK | Montana | Poor | 1959 | 31.1 m | 161 |
| ROCKY COULEE | Montana | Good | 2011 | 41.6 m | 160 |
| COWBOY STEELE CREEK | Montana | Fair | 1950 | 23.5 m | 158 |
| BUTTE CREEK | Montana | Fair | 1950 | 23.5 m | 158 |
| BIG HOLE RIVER 041 | Montana | Poor | 1940 | 73.1 m | 158 |
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.