County RD 520 over Grass Waterway
Fair Condition48 years old30 vehicles/day
Location
| State | Missouri |
| County | Shelby |
| Location | S 28 T 56 N R 12 W |
| Carries | County RD 520 |
| Crosses | Grass Waterway |
| Coordinates | 39.61958, -92.25092 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 38.7 sq m |
| Main Spans | 1 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 30 (2024) |
| Truck Traffic | 10% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 324 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 22912 |