US 87 over Otter Creek
Judith Basin County, Montana · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- US 87 over Otter Creek in Judith Basin County, Montana, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1964, making it 61 years old at the 2025 inventory.
- It carries about 2,361 vehicles a day (traffic count year 2023).
- Its listed owner is the state highway agency.
- It is one of 12 of the 45 inventoried bridges in Judith Basin County rated fair (26.7%); 7 (15.6%) are rated poor.
- A fair rating means the lowest-rated major component scores 5 or 6 on FHWA's 0-9 scale: some deterioration or minor section loss, but the structure is sound. It is the middle class, not a warning.
View this bridge on a map → (47.26551, -110.70561)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Culvert | 5 | Fair condition |
Bridge details
| Structure | Steel culvert |
| Length | about 37 ft |
| Location | 1M SE Raynesford |
| NBI structure number | P00057011+04001 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Montana department of transportation.
Busiest bridges in Judith Basin County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 87 over Dawkins Branch | 2021 | 3,335 | Good |
| US 87 over Ross Fork Creek | 1971 | 3,335 | Good |
| US 87 over Otter Creek | 1961 | 2,874 | Good |
| US 87 over Otter Creek | 1961 | 2,874 | Good |
| US 87 over Otter Creek | 1961 | 2,874 | Good |
| US 87 over Stockpass | 1961 | 2,753 | Good |
All bridges nearby: Judith Basin County, MT bridge conditions · every bridge in Judith Basin County · Montana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.