Arizona ST over Irwin CR
Fair Condition126 years old30 vehicles/day
Location
| State | Missouri |
| County | Mercer |
| Location | S 35 T 67 N R 23 W |
| Carries | Arizona ST |
| Crosses | Irwin CR |
| Coordinates | 40.55988, -93.46218 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 36.1 ft (11 m) |
| Max Span | 33.1 ft (10.1 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 53.9 sq m |
| Main Spans | 1 |
| Year Built | 1900 (reconstructed 1995) |
Traffic
| Avg Daily Traffic | 30 (2024) |
| Truck Traffic | 10% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 15223 |