Tarentum Bridge over Nsrr (abdn) Allegheny R
Fair Condition77 years old36,878 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | Tarentum Bridge |
| Carries | Tarentum Bridge |
| Crosses | Nsrr (abdn) Allegheny R |
| Coordinates | 40.60122, -79.75686 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Truss - Deck |
| Total Length | 1784.1 ft (543.8 m) |
| Max Span | 445.9 ft (135.9 m) |
| Deck Width | 64.6 ft (19.7 m) |
| Deck Area | 10712.9 sq m |
| Main Spans | 4 |
| Year Built | 1949 (reconstructed 2012) |
Traffic
| Avg Daily Traffic | 36,878 (2024) |
| Truck Traffic | 2% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 000000000001108 |