T-638 Snake RD over Silver Creek
Poor Condition22 years old50 vehicles/day
Location
| State | Pennsylvania |
| County | Butler |
| Location | 1.35 Mi NE Of Fairview RD |
| Carries | T-638 Snake RD |
| Crosses | Silver Creek |
| Coordinates | 41.03478, -79.74653 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 24.9 ft (7.6 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 20.3 ft (6.2 m) |
| Deck Area | 47.1 sq m |
| Main Spans | 1 |
| Year Built | 2004 |
Traffic
| Avg Daily Traffic | 50 (2015) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | December 2023 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000042595 |