T-684 Rockefeller over Trib.to Plum Creek
Poor Condition106 years old75 vehicles/day
Location
| State | Pennsylvania |
| County | Northumberland |
| Location | 0.9 Mi NE Seven Points |
| Carries | T-684 Rockefeller |
| Crosses | Trib.to Plum Creek |
| Coordinates | 40.83456, -76.72233 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 5 (Fair) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 23.0 ft (7 m) |
| Deck Area | 55.3 sq m |
| Main Spans | 1 |
| Year Built | 1920 |
Traffic
| Avg Daily Traffic | 75 (2020) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000029359 |