Nd Highway 14 over Lone Tree Reservoir
Sheridan County, North Dakota · rated Fair in the 2025 National Bridge Inventory
United States Bridge Conditions2025 National Bridge Inventory, FHWACompiled
- Nd Highway 14 over Lone Tree Reservoir in Sheridan County, North Dakota, is rated in fair condition in the 2025 National Bridge Inventory (as of ).
- Its lowest-rated component is the deck, rated 5 (fair condition) on the 0-9 scale.
- It was built in 1977, making it 48 years old at the 2025 inventory.
- It carries about 280 vehicles a day (traffic count year 2019).
- Its listed owner is the state highway agency.
- It is one of 1 of the 8 inventoried bridges in Sheridan County rated fair (12.5%); 0 (0.0%) are rated poor.
- 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 → (47.70315, -100.23718)
Component ratings
| Component | Rating (2025) | FHWA scale meaning |
|---|---|---|
| Deck | 5 | Fair condition |
| Superstructure | 7 | Good condition |
| Substructure | 7 | Good condition |
Bridge details
| Structure | Continuous prestressed concrete single box beam |
| Length | about 253 ft |
| Location | 12 South of U.S. Hwy 52 |
| NBI structure number | 0014061107 |
| Condition class | Fair |
Source: FHWA National Bridge Inventory, 2025 data as reported by the North Dakota department of transportation.
Busiest bridges in Sheridan County
| Bridge | Built | Vehicles/day | Condition |
|---|---|---|---|
| 5th Ave N.E. over McClusky Canal | 1973 | 310 | Good |
| 14th Street NE over McClusky Canal | 1973 | 100 | Good |
| 5th Street SE over McClusky Canal | 1973 | 30 | Good |
| 1st Street SE over McClusky Canal | 1973 | 30 | Good |
| 11th Street NE over McClusky Canal | 1973 | 30 | Good |
| 16th Street NE over McClusky Canal | 1973 | 30 | Good |
All bridges nearby: Sheridan County, ND bridge conditions · every bridge in Sheridan County · North Dakota bridges.
Background: how bridge ratings work · what "poor" and "structurally deficient" actually mean · how often bridges are inspected.