Sr3128 over Trib To Allegheny River
Fair Condition67 years old677 vehicles/day
Location
| State | Pennsylvania |
| County | Armstrong |
| Location | Cadogan No.2 |
| Carries | Sr3128 |
| Crosses | Trib To Allegheny River |
| Coordinates | 40.75092, -79.58556 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 371.1 ft (113.1 m) |
| Max Span | 103.0 ft (31.4 m) |
| Deck Width | 33.5 ft (10.2 m) |
| Deck Area | 1153.6 sq m |
| Main Spans | 4 |
| Year Built | 1959 (reconstructed 2010) |
Traffic
| Avg Daily Traffic | 677 (2024) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2022 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000003040 |