Irr# County RD 334 over Allison Ditch
Fair Condition86 years old138 vehicles/day
Location
| State | Colorado |
| County | La Plata |
| Location | .5 Mi E Of CR 523 |
| Carries | Irr# County RD 334 |
| Crosses | Allison Ditch |
| Coordinates | 37.14011, -107.55795 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 27.2 ft (8.3 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 24.3 ft (7.4 m) |
| Deck Area | 61.4 sq m |
| Main Spans | 1 |
| Year Built | 1940 (reconstructed 1973) |
Traffic
| Avg Daily Traffic | 138 (2022) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 67033403.00038 |