Co RD NE 421 over Cottonwood Br
Poor Condition37 years old91 vehicles/day
Location
| State | Missouri |
| County | Johnson |
| Location | S 15 T 47 N R 25 W |
| Carries | Co RD NE 421 |
| Crosses | Cottonwood Br |
| Coordinates | 38.86084, -93.65906 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 80.1 ft (24.4 m) |
| Max Span | 40.0 ft (12.2 m) |
| Deck Width | 23.0 ft (7 m) |
| Deck Area | 170.8 sq m |
| Main Spans | 3 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 91 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 17608 |