SR 4002 Coal Hill over Big Run
Fair Condition49 years old220 vehicles/day
Location
| State | Pennsylvania |
| County | Mercer |
| Location | West Salem Township |
| Carries | SR 4002 Coal Hill |
| Crosses | Big Run |
| Coordinates | 41.37382, -80.43055 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (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 | 70.9 ft (21.6 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 45.6 ft (13.9 m) |
| Deck Area | 300.2 sq m |
| Main Spans | 1 |
| Year Built | 1977 |
Traffic
| Avg Daily Traffic | 220 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 423 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000026032 |