County Road over Bone Hill Creek
LaMoure County, North Dakota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- County Road over Bone Hill Creek in LaMoure County, North Dakota, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the substructure, rated 6 (satisfactory condition) on the 0-9 scale.
- It was built in 1970, making it 55 years old at the 2025 inventory.
- It carries about 135 vehicles a day (traffic count year 2018).
- Its listed owner is the county highway agency.
- It is one of 24 of the 60 inventoried bridges in LaMoure County rated fair (40.0%); 7 (11.7%) 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 April 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 → (46.52933, -98.61404)
Component ratings
| Component | Rating (2024) | Rating (2025) | FHWA scale meaning |
|---|---|---|---|
| Deck | 7 | 7 | Good condition |
| Superstructure | 7 | 7 | Good condition |
| Substructure | 6 | 6 | Satisfactory condition |
Bridge details
| Structure | Concrete channel beam |
| Length | about 32 ft |
| Location | 7 West of Dickey |
| NBI structure number | 000000023121070 |
| Condition class | Fair |
| Traffic status (item 41) | Open, no restriction |
| Last inspection (item 90) | April 2024 |
| Inspection interval (item 91) | 24 months |
| Scour (item 113) | 7: scour countermeasures installed |
Source: FHWA National Bridge Inventory, 2025 data as reported by the North Dakota department of transportation.
Busiest bridges in LaMoure County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| US Highway 281 over Bonehill Creek | 1990 | 16,250 | Fair |
| Nd Highway 13 over Maple Creek | 2004 | 1,725 | Good |
| US Highway 281 over Maple Creek | 2006 | 1,625 | Good |
| US Highway 281 over Cottonwood Creek | 2006 | 1,625 | Good |
| US Highway 281 over Cottonwood Creek | 2006 | 1,625 | Good |
| Nd Highway 13 over James River | 1950 | 1,350 | Fair |
All bridges nearby: LaMoure County, ND bridge conditions · every bridge in LaMoure County · North Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.