SR 18 Main Street over Over Shenango River
Good Condition29 years old10,072 vehicles/day
Location
| State | Pennsylvania |
| County | Mercer |
| Location | Greenville Borough |
| Carries | SR 18 Main Street |
| Crosses | Over Shenango River |
| Coordinates | 41.40372, -80.39249 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 118.1 ft (36 m) |
| Max Span | 117.1 ft (35.7 m) |
| Deck Width | 61.0 ft (18.6 m) |
| Deck Area | 669.6 sq m |
| Main Spans | 1 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 10,072 (2024) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 48 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000039617 |