Bismarck Expwy over Hay Creek
Burleigh County, North Dakota · rated Good in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Bismarck Expwy over Hay Creek in Burleigh County, North Dakota, is rated in good condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the culvert, rated 7 (good condition) on the 0-9 scale.
- It was built in 1984, making it 41 years old at the 2025 inventory.
- It carries about 6,900 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 55 of the 113 inventoried bridges in Burleigh County rated good (48.7%); 3 (2.7%) 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 July 2021, on a 48-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 → (46.80061, -100.73313)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Culvert | 7 | 7 | Good condition |
Bridge details
| Structure | Concrete culvert |
| Length | about 55 ft |
| Location | 2 South of Exit 161 |
| NBI structure number | 0810004926 |
| Condition class | Good |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | July 2021 |
| Inspection interval (item 91) | 48 months |
| Scour (item 113) | 8: foundations stable, scour above the top of the footing |
Source: FHWA National Bridge Inventory, 2025 data as reported by the North Dakota department of transportation.
Busiest bridges in Burleigh County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US Highway over I-94/STATE Street Int | 1965 | 27,600 | Good |
| I-94 Business Loop over Missouri River | 2008 | 14,700 | Fair |
| Bismarck Expwy. over Missouri River | 1985 | 13,000 | Fair |
| Bis Expwy/cent Dr over I-94/EAST Bismarck Int | 1964 | 11,000 | Fair |
| Divide/tyler Pkwy over Interstate 94 | 1995 | 10,500 | Fair |
| Interstate 94 over Washington St Separation | 1965 | 8,850 | Fair |
All bridges nearby: Burleigh County, ND bridge conditions · every bridge in Burleigh County · North Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.