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 |
|---|---|---|---|---|---|
| ARMELLS CREEK 038 | Montana | Fair | 1981 | 15.8 m | 100 |
| HANGING WOMAN CREEK 075 | Montana | Fair | 1981 | 13.0 m | 100 |
| BEAVER CREEK 022 | Montana | Fair | 1982 | 11.3 m | 100 |
| SWAMP CREEK 030 | Montana | Good | 1986 | 11.6 m | 100 |
| W FORK ELK CREEK 052 | Montana | Fair | 1965 | 11.2 m | 100 |
| ELK CREEK 050 | Montana | Good | 2001 | 13.0 m | 100 |
| ELK CREEK 051 | Montana | Fair | 1988 | 8.2 m | 100 |
| ELK CREEK 048 | Montana | Fair | 1992 | 21.6 m | 100 |
| CANYON CREEK 104 | Montana | Good | 1961 | 9.9 m | 100 |
| LYONS CREEK 032 | Montana | Good | 1900 | 8.7 m | 100 |
| TROUT CREEK 025 | Montana | Fair | 1982 | 13.7 m | 100 |
| ELK CREEK 057 | Montana | Fair | 1992 | 18.4 m | 100 |
| LITTLE BEAVER CREEK 018 | Montana | Fair | 1978 | 10.4 m | 100 |
| BEAVER CREEK 019 | Montana | Fair | 1978 | 18.3 m | 100 |
| PROSPECT CREEK 006 | Montana | Good | 1978 | 22.6 m | 100 |
| PROSPECT CREEK 005 | Montana | Fair | 1973 | 22.6 m | 100 |
| CLARK FORK 085 | Montana | Fair | 1975 | 298.6 m | 100 |
| IRRIGATION CANAL 069 | Montana | Fair | 1991 | 14.0 m | 100 |
| THOMPSON RIVER 040 | Montana | Fair | 1991 | 14.9 m | 100 |
| CAMAS CREEK 002 | Montana | Poor | 1978 | 11.6 m | 100 |
| LITTLE BITTERROOT RV 070 | Montana | Poor | 1978 | 11.6 m | 100 |
| LITTLE BITTERROOT RV 079 | Montana | Good | 2002 | 19.8 m | 100 |
| LITTLE BITTERROOT 074 | Montana | Fair | 1986 | 25.0 m | 100 |
| FLATHEAD RIVER 075 | Montana | Fair | 1972 | 134.7 m | 100 |
| VALLEY CREEK 015 | Montana | Fair | 1991 | 7.6 m | 100 |
| CABINET GORGE RESV 047 | Montana | Poor | 1922 | 182.8 m | 100 |
| CLARK FORK RIVER 001 | Montana | Fair | 1928 | 94.5 m | 100 |
| REVAIS CREEK 103 | Montana | Good | 2012 | 12.2 m | 100 |
| REVAIS CREEK 102 | Montana | Good | 2012 | 10.7 m | 100 |
| LITTLE BITTERROOT RIV018 | Montana | Good | 2014 | 12.4 m | 100 |
| WARM SPRING CREEK 093 | Montana | Good | 2009 | 13.7 m | 100 |
| LITTLE BITTERROOT 060 | Montana | Fair | 1991 | 7.3 m | 100 |
| CAMAS CREEK 016 | Montana | Good | 1992 | 15.8 m | 100 |
| LITTLE BITTERROOT RV 092 | Montana | Fair | 2002 | 7.3 m | 100 |
| HOT SPRINGS CREEK 101 | Montana | Good | 2010 | 10.7 m | 100 |
| PLENTYWOOD CREEK 003 | Montana | Fair | 1970 | 9.4 m | 100 |
| HARRY`S CREEK 071 | Montana | Fair | 1985 | 11.9 m | 100 |
| MCCOY CREEK 001 | Montana | Fair | 1994 | 18.3 m | 100 |
| BIG MUDDY CREEK 021 | Montana | Fair | 1960 | 17.4 m | 100 |
| HARRY`S CREEK 011 | Montana | Fair | 1995 | 9.4 m | 100 |
| BIG MUDDY CREEK 019 | Montana | Fair | 1992 | 18.3 m | 100 |
| BIG MUDDY CREEK 005 | Montana | Fair | 1983 | 12.2 m | 100 |
| BEAVER CREEK 006 | Montana | Fair | 1982 | 12.2 m | 100 |
| BEAVER CREEK 008 | Montana | Good | 1993 | 24.1 m | 100 |
| BEAVER CREEK 072 | Montana | Fair | 1983 | 9.0 m | 100 |
| BEAVER CREEK 073 | Montana | Fair | 1983 | 9.4 m | 100 |
| DRAINAGE 051 | Montana | Fair | 1979 | 9.1 m | 100 |
| COTTONWOOD CREEK 059 | Montana | Fair | 1970 | 9.5 m | 100 |
| LAKE CREEK 058 | Montana | Fair | 1978 | 12.5 m | 100 |
| NEISER CREEK 012 | Montana | Fair | 1950 | 6.9 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.