Nd Highway 1 over Sanborn BNSF Separation
Barnes County, North Dakota · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nd Highway 1 over Sanborn BNSF Separation in Barnes County, North Dakota, 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 1988, making it 37 years old at the 2025 inventory.
- It carries about 1,250 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 43 of the 79 inventoried bridges in Barnes County rated good (54.4%); 4 (5.1%) 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 2023, on a 24-month routine inspection cycle.
- 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 → (46.93936, -98.19519)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 7 | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete single box beam |
| Length | about 139 ft |
| Location | 2 North of I-94 |
| NBI structure number | 0001078696 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | September 2023 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | N: not over a waterway |
Source: FHWA National Bridge Inventory, 2025 data as reported by the North Dakota department of transportation.
Busiest bridges in Barnes County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| City Street over Sheyenne River | 1990 | 5,600 | Good |
| Interstate 94 over Cp Railway Separation | 1993 | 5,050 | Good |
| Interstate 94 over Cp Railway Separation | 1993 | 5,050 | Fair |
| Interstate 94 over ND1/ROGERS Interchange | 1958 | 4,450 | Fair |
| Interstate 94 over ND1/ROGERS Interchange | 1976 | 4,450 | Fair |
| Interstate 94 over Co Hwy/hobart Lake Sep. | 1958 | 4,450 | Fair |
All bridges nearby: Barnes County, ND bridge conditions · every bridge in Barnes County · North Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.