T-584 over Norris Brook
Fair Condition46 years old200 vehicles/day
Location
| State | Pennsylvania |
| County | Tioga |
| Location | 0.2 Mi. E Of Niles Valley |
| Carries | T-584 |
| Crosses | Norris Brook |
| Coordinates | 41.82508, -77.28591 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Stringer/Multi-beam |
| Total Length | 34.1 ft (10.4 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 26.9 ft (8.2 m) |
| Deck Area | 85.3 sq m |
| Main Spans | 1 |
| Year Built | 1980 |
Traffic
| Avg Daily Traffic | 200 (2023) |
| Truck Traffic | 30% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000033292 |