NW 278th ST over Roberts Br
Fair Condition40 years old25 vehicles/day
Location
| State | Missouri |
| County | Clinton |
| Location | S 9 T 55 N R 32 W |
| Carries | NW 278th ST |
| Crosses | Roberts Br |
| Coordinates | 39.59803, -94.49033 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Girder and Floorbeam |
| Total Length | 43.0 ft (13.1 m) |
| Max Span | 42.0 ft (12.8 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 95.6 sq m |
| Main Spans | 1 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 25 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 22188 |