Trail over Cypress Creek
Cavalier County, North Dakota · rated Poor in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Trail over Cypress Creek in Cavalier County, North Dakota, is rated in poor condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 3 (serious condition) on the 0-9 scale.
- It was built in 1950, making it 75 years old at the 2025 inventory.
- It carries about 2 vehicles a day (traffic count year 2018).
- Its listed owner is the county highway agency.
- It is one of 19 of the 65 inventoried bridges in Cavalier County rated poor (29.2%); 19 (29.2%) 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 August 2023, on a 12-month routine inspection cycle.
- 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 → (48.92089, -98.91166)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 4 | 4 | Poor condition |
| Superstructure | 5 | 5 | Fair condition |
| Substructure | 3 | 3 | Serious condition |
Bridge details
| Structure | Steel stringer or multi-beam girder |
| Length | about 32 ft |
| Location | 5 North 1 East of Calvin |
| NBI structure number | 000000010105060 |
| Condition class | Poor |
| Traffic status (item 41) | Closed to all traffic |
| Last inspection (item 90) | August 2023 |
| Inspection interval (item 91) | 12 months |
| 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 Cavalier County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| Nd Highway 5 over Creek | 1929 | 1,200 | Fair |
| Nd Highway over Creek | 1929 | 810 | Fair |
| Nd Highway 5 over Tongue River | 1974 | 670 | Fair |
| Nd Highway 5 over Tongue River | 1953 | 630 | Fair |
| Nd Highway 1 over Creek | 1931 | 490 | Poor |
| Nd Highway 66 over North Branch Park River | 1963 | 390 | Fair |
All bridges nearby: Cavalier County, ND bridge conditions · every bridge in Cavalier County · North Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.