Ramp D over 4th AVE Parking Lot
Fair Condition74 years old1,499 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | Tarentum Bridge |
| Carries | Ramp D |
| Crosses | 4th AVE Parking Lot |
| Coordinates | 40.60017, -79.75686 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 307.1 ft (93.6 m) |
| Max Span | 82.0 ft (25 m) |
| Deck Width | 22.0 ft (6.7 m) |
| Deck Area | 627.1 sq m |
| Main Spans | 4 |
| Year Built | 1952 (reconstructed 1986) |
Traffic
| Avg Daily Traffic | 1,499 (2024) |
| Truck Traffic | 7% |
| Lanes On Bridge | 1 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000002901 |