Wyo 13 over Big Harrison Ditch
Good Condition50 years old251 vehicles/day
Location
| State | Wyoming |
| County | Carbon |
| Location | Rock River - Jct I-80 |
| Carries | Wyo 13 |
| Crosses | Big Harrison Ditch |
| Coordinates | 41.65629, -106.11793 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 45.9 ft (14 m) |
| Max Span | 43.0 ft (13.1 m) |
| Deck Width | 34.8 ft (10.6 m) |
| Deck Area | 148.4 sq m |
| Main Spans | 1 |
| Year Built | 1976 |
Traffic
| Avg Daily Traffic | 251 (2024) |
| Truck Traffic | 12% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | DJT |