T-840 Mcgrady Holl over Little Buffalo Run
Poor Condition103 years old450 vehicles/day
Location
| State | Pennsylvania |
| County | Butler |
| Location | 1/2 Mile North Of T-570 |
| Carries | T-840 Mcgrady Holl |
| Crosses | Little Buffalo Run |
| Coordinates | 40.86475, -79.74938 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 30.8 ft (9.4 m) |
| Max Span | 26.9 ft (8.2 m) |
| Deck Width | 18.0 ft (5.5 m) |
| Deck Area | 51.7 sq m |
| Main Spans | 1 |
| Year Built | 1923 |
Traffic
| Avg Daily Traffic | 450 (2018) |
| Truck Traffic | 9% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000008196 |