Mammoth/co Park RD over Welty Run
Fair Condition48 years old1,625 vehicles/day
Location
| State | Pennsylvania |
| County | Westmoreland |
| Location | 150 SW Of Blacksmith RD |
| Carries | Mammoth/co Park RD |
| Crosses | Welty Run |
| Coordinates | 40.21549, -79.45125 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 5 — Stable for scour |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 32.8 ft (10 m) |
| Deck Area | 79 sq m |
| Main Spans | 1 |
| Year Built | 1978 |
Traffic
| Avg Daily Traffic | 1,625 (2022) |
| Truck Traffic | 2% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 000000000036948 |