5th Avenue over Mill Run
Good Condition92 years old889 vehicles/day
Location
| State | Pennsylvania |
| County | Blair |
| Location | 5th.ave.@ 31st.street |
| Carries | 5th Avenue |
| Crosses | Mill Run |
| Coordinates | 40.49442, -78.41080 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 9 (Excellent) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 35.1 ft (10.7 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 38.1 ft (11.6 m) |
| Deck Area | 124.1 sq m |
| Main Spans | 1 |
| Year Built | 1934 (reconstructed 2023) |
Traffic
| Avg Daily Traffic | 889 (2023) |
| Truck Traffic | 15% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000005973 |