Truss - Deck bridges in Montana
A truss that sits below the roadway, so traffic rides on top of the structure. Montana has 7 of them, 0.1% of its bridges. Nationally this type accounts for 0.1% of all bridges.Compare states for this type.
- Truss - Deck bridges
- 7
- Poor condition
- 29%
- 2 bridges
- Average age
- 70.9 yrs
- Combined length
- 1 mi
Busiest truss - deck bridges in Montana
Top 7 by daily traffic| Bridge | County | Location | Built | Type | Length | Daily traffic | Condition |
|---|---|---|---|---|---|---|---|
| Second ST S-Us 89 over Yellowstone River No. P00011000+01651 | Park County | Gardiner-Second ST S | 1930 | Truss - Deck | 409 ft | 4,964 | Fair |
| S 200 EB over Blackfoot River No. P00024011+01811 | Missoula County | 5M W Potomac | 1940 | Truss - Deck | 446 ft | 2,314 | Fair |
| US 2 over Kootenai River-Rr No. P00001011+05871 | Lincoln County | 2M NW Troy | 1942 | Truss - Deck | 942 ft | 2,104 | Poor |
| Old HWY 10 W over Clark Fork 054 No. L31170000+02001 | Mineral County | 3M W Alberton | 1932 | Truss - Deck | 518 ft | 356 | Poor |
| Old HWY 10 E over Clark Fk-Rr 060 No. L31179013+04001 | Mineral County | ST Regis | 1942 | Truss - Deck | 787 ft | 140 | Fair |
| Armells Road over Armells Creek No. 000000202208048 | Fergus County | 11M NE Hilger | 2022 | Truss - Deck | 40 ft | 100 | Fair |
| Koocanusa Bridge over Koocanusa Reservoir No. 011401000000046 | Lincoln County | Lake Koocanusa | 1971 | Truss - Deck | 2,437 ft | 75 | Fair |
Counties with the most
| Lincoln County | 2 |
| Mineral County | 2 |
| Park County | 1 |
| Missoula County | 1 |
| Fergus County | 1 |
Looking for a specific bridge? Use the search on the Montana page and filter by type.