Presto Sygan RD over Thoms Run
Good Condition91 years old5,107 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | Intersecti Thoms Run RD |
| Carries | Presto Sygan RD |
| Crosses | Thoms Run |
| Coordinates | 40.37230, -80.12057 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 32.2 ft (9.8 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 39.4 ft (12 m) |
| Deck Area | 117.6 sq m |
| Main Spans | 1 |
| Year Built | 1935 (reconstructed 2012) |
Traffic
| Avg Daily Traffic | 5,107 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000001746 |