Walnut Avenue over Mill Run
Fair Condition33 years old1,280 vehicles/day
Location
| State | Pennsylvania |
| County | Blair |
| Location | Walnut Ave.@ 31st.street |
| Carries | Walnut Avenue |
| Crosses | Mill Run |
| Coordinates | 40.49968, -78.42041 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 28.9 ft (8.8 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 48.9 ft (14.9 m) |
| Deck Area | 131.1 sq m |
| Main Spans | 1 |
| Year Built | 1993 |
Traffic
| Avg Daily Traffic | 1,280 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000005994 |