320 Rd. over Trib. N. Cottonwood Riv.
Fair Condition106 years old35 vehicles/day
Location
| State | Kansas |
| County | Marion |
| Location | 3.4n 0.6w Of Durham |
| Carries | 320 Rd. |
| Crosses | Trib. N. Cottonwood Riv. |
| Coordinates | 38.53678, -97.24331 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 4 (Poor) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 7.9 ft (2.4 m) |
| Deck Width | 26.2 ft (8 m) |
| Deck Area | 65.6 sq m |
| Main Spans | 3 |
| Year Built | 1920 |
Traffic
| Avg Daily Traffic | 35 (2002) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 000570831005020 |