County Highway over Sheyenne River
Griggs County, North Dakota · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Highway over Sheyenne River in Griggs County, North Dakota, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 2 (critical condition) on the 0-9 scale.
- It was built in 1912, making it 113 years old at the 2025 inventory.
- It carries about 24 vehicles a day (traffic count year 2019).
- Its listed owner is the county highway agency.
- It is one of 2 of the 22 inventoried bridges in Griggs County rated poor (9.1%); 2 (9.1%) are rated poor.
- Its traffic status in the 2025 inventory is closed to all traffic (NBI item 41).
- Its condition class and component ratings are unchanged from the 2024 inventory.
- Its most recent inspection on record is dated November 2021.
- A poor rating means at least one major component - deck, superstructure, or substructure - is rated 4 or lower on FHWA's 0-9 scale. It does not by itself mean the bridge is unsafe; bridges judged unsafe are closed or load-restricted by their owners.
View this bridge on a map → (47.57282, -98.09327)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 5 | 5 | Fair condition |
| Superstructure | 4 | 4 | Poor condition |
| Substructure | 2 | 2 | Critical condition |
Bridge details
| Structure | Steel through truss |
| Length | about 102 ft |
| Location | 1 E 8 N of Cooperstown |
| NBI structure number | 000000020119070 |
| Condition class | Poor |
| Traffic status (item 41) | Closed to all traffic |
| Last inspection (item 90) | November 2021 |
| Scour (item 113) | U: unknown foundation, not evaluated for scour |
Source: FHWA National Bridge Inventory, 2025 data as reported by the North Dakota department of transportation.
Busiest bridges in Griggs County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Nd Highway 200 over Sheyenne River | 1959 | 900 | Good |
| Nd Highway 1 over Bn Railroad Separation | 2009 | 750 | Good |
| Nd Highway 1 over Baldhill Creek | 1981 | 750 | Good |
| Nd Highway 200 over Baldhill Creek | 1993 | 620 | Good |
| County HIGHWAY2026 over Baldhill Creek | 1976 | 265 | Good |
| Nd Highway 45 over Sheyenne River | 1965 | 250 | Fair |
All bridges nearby: Griggs County, ND bridge conditions · every bridge in Griggs County · North Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.