Cliff Mine RD over Mc Clarens Run
Good Condition77 years old23,000 vehicles/day
Location
| State | Pennsylvania |
| County | Allegheny |
| Location | Mc01 Mcclarens Run # 1 |
| Carries | Cliff Mine RD |
| Crosses | Mc Clarens Run |
| Coordinates | 40.45854, -80.19048 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 50.9 ft (15.5 m) |
| Max Span | 46.9 ft (14.3 m) |
| Deck Width | 54.1 ft (16.5 m) |
| Deck Area | 255.8 sq m |
| Main Spans | 1 |
| Year Built | 1949 (reconstructed 1982) |
Traffic
| Avg Daily Traffic | 23,000 (2013) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000002334 |