T-880 Donegal Lake over Four Mile Run
Poor Condition107 years old100 vehicles/day
Location
| State | Pennsylvania |
| County | Westmoreland |
| Location | 1/4 Mi SW Of SR 130 |
| Carries | T-880 Donegal Lake |
| Crosses | Four Mile Run |
| Coordinates | 40.16347, -79.36034 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 3 (Serious) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Tee Beam |
| Total Length | 27.9 ft (8.5 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Width | 18.0 ft (5.5 m) |
| Deck Area | 46.8 sq m |
| Main Spans | 1 |
| Year Built | 1919 |
Traffic
| Avg Daily Traffic | 100 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000036895 |