Road 70 S over Big Sandy Creek 021
Hill County, Montana · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Road 70 S over Big Sandy Creek 021 in Hill County, Montana, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 8 (very good condition) on the 0-9 scale.
- It was built in 2016, making it 9 years old at the 2025 inventory.
- It carries about 33 vehicles a day (traffic count year 2023).
- Its listed owner is the county highway agency.
- It is one of 27 of the 46 inventoried bridges in Hill County rated good (58.7%); 3 (6.5%) 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 → (48.45264, -109.92066)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 8 | Very good condition |
| Superstructure | 8 | Very good condition |
| Substructure | 8 | Very good condition |
Bridge details
| Structure | Prestressed concrete tee beam |
| Length | about 97 ft |
| Location | 14M SW Havre |
| NBI structure number | 000000000003151 |
| Condition class | Good |
Source: FHWA National Bridge Inventory, 2025 data as reported by the Montana department of transportation.
Busiest bridges in Hill County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US 2 over Little Box Elder Creek | 2011 | 3,678 | Good |
| US 2 over Drainage | 2011 | 3,678 | Good |
| US 2 over RR | 1960 | 3,539 | Fair |
| 7TH Ave N over RR | 1936 | 3,404 | Fair |
| US 87 over Beaver Creek | 1966 | 2,982 | Good |
| 7TH Ave N over Milk River | 1973 | 2,952 | Good |
All bridges nearby: Hill County, MT bridge conditions · every bridge in Hill County · Montana bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.