T551 Plummer Hollo over Little Juniata River
Poor Condition89 years old17 vehicles/day
Location
| State | Pennsylvania |
| County | Blair |
| Location | .3 Mi.se.of Tyrone |
| Carries | T551 Plummer Hollo |
| Crosses | Little Juniata River |
| Coordinates | 40.66609, -78.22865 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 129.9 ft (39.6 m) |
| Max Span | 63.0 ft (19.2 m) |
| Deck Width | 13.5 ft (4.1 m) |
| Deck Area | 162.4 sq m |
| Main Spans | 2 |
| Year Built | 1937 (reconstructed 1963) |
Traffic
| Avg Daily Traffic | 17 (2024) |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000005952 |