T-563 Karns Avenue over Nine Mile Run
Poor Condition66 years old500 vehicles/day
Location
| State | Pennsylvania |
| County | Westmoreland |
| Location | 80 Ft From SR 982 |
| Carries | T-563 Karns Avenue |
| Crosses | Nine Mile Run |
| Coordinates | 40.26331, -79.38248 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 50.9 ft (15.5 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 24.0 ft (7.3 m) |
| Deck Area | 113.2 sq m |
| Main Spans | 2 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 500 (2024) |
| Truck Traffic | 1% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | Town/Township Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000036966 |