County RD 321 over Black CR
Fair Condition35 years old35 vehicles/day
Location
| State | Missouri |
| County | Knox |
| Location | S 27 T 60 N R 12 W |
| Carries | County RD 321 |
| Crosses | Black CR |
| Coordinates | 39.97006, -92.23369 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 43.0 ft (13.1 m) |
| Max Span | 41.0 ft (12.5 m) |
| Deck Width | 21.0 ft (6.4 m) |
| Deck Area | 83.8 sq m |
| Main Spans | 1 |
| Year Built | 1991 |
Traffic
| Avg Daily Traffic | 35 (2024) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 21738 |