County Highway over Souris River
Renville County, North Dakota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Highway over Souris River in Renville County, North Dakota, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1965, making it 60 years old at the 2025 inventory.
- It carries about 80 vehicles a day (traffic count year 2018).
- Its listed owner is the county highway agency.
- It is one of 15 of the 24 inventoried bridges in Renville County rated fair (62.5%); 3 (12.5%) are rated poor.
- Its traffic status in the 2025 inventory is open, no restriction (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated September 2024, on a 24-month routine inspection cycle.
- 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 → (48.8084, -101.8254)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 6 | 6 | Satisfactory condition |
| Superstructure | 6 | 6 | Satisfactory condition |
| Substructure | 5 | 5 | Fair condition |
Bridge details
| Structure | Prestressed concrete multiple box beam |
| Length | about 89 ft |
| Location | 6 North of Tolley |
| NBI structure number | 000000038110130 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 5: foundations stable, scour within the limits of the footing or piles |
Source: FHWA National Bridge Inventory, 2025 data as reported by the North Dakota department of transportation.
Busiest bridges in Renville County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US Highway 83 over Little Deep Creek | 1966 | 2,050 | Good |
| US Highway 83 over Little Deep Creek | 1966 | 2,050 | Good |
| US Highway 52 over Creek | 2003 | 1,630 | Good |
| Nd Highway 5 over Little Deep Creek | 2017 | 1,005 | Good |
| Nd Highway 5 over Mouse River | 1954 | 460 | Fair |
| Nd Highway 28 over West Cut Bank Creek | 1962 | 380 | Fair |
All bridges nearby: Renville County, ND bridge conditions · every bridge in Renville County · North Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.