NW 312th ST over Castile CR
Fair Condition46 years old35 vehicles/day
Location
| State | Missouri |
| County | Clinton |
| Location | S 21 T 56 N R 32 W |
| Carries | NW 312th ST |
| Crosses | Castile CR |
| Coordinates | 39.65974, -94.50445 |
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 | 69.9 ft (21.3 m) |
| Max Span | 57.1 ft (17.4 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 155.5 sq m |
| Main Spans | 2 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 35 (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 | 22669 |