Lost Creek Rd over Lost Creek 050
Sheridan County, Montana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Lost Creek Rd over Lost Creek 050 in Sheridan County, Montana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 7 (good condition) on the 0-9 scale.
- It was built in 1991, making it 34 years old at the 2025 inventory.
- It carries about 100 vehicles a day (traffic count year 2025).
- Its listed owner is the county highway agency.
- It is one of 11 of the 66 inventoried bridges in Sheridan County rated good (16.7%); 3 (4.5%) are rated poor.
- A good rating means every major component - deck, superstructure, substructure, or culvert - is rated 7 or higher on FHWA's 0-9 scale: no more than minor problems.
View this bridge on a map → (48.39536, -104.54125)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 7 | Good condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Prestressed concrete tee beam |
| Length | about 29 ft |
| Location | 2M S Homestead |
| NBI structure number | L46428001+06001 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Montana department of transportation.
Busiest bridges in Sheridan County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| S 5 over Marron Creek | 1983 | 1,559 | Fair |
| S 16 over Ator Creek | 1984 | 1,559 | Fair |
| S 5 over Antelope Creek | 1986 | 1,120 | Good |
| S 16 over Medicine Lake | 1975 | 891 | Fair |
| S 5 over Plentywood Creek | 2001 | 589 | Good |
| S 5 over Mccoy Creek | 2001 | 589 | Good |
All bridges nearby: Sheridan County, MT bridge conditions · every bridge in Sheridan County · Montana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.