T-390 Co. Br #21 over Mahoning Creek
Fair Condition52 years old50 vehicles/day
Location
| State | Pennsylvania |
| County | Montour |
| Location | 0.9 Mi W Of Kaseville |
| Carries | T-390 Co. Br #21 |
| Crosses | Mahoning Creek |
| Coordinates | 41.00189, -76.61049 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 7 — Countermeasures installed |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 42.0 ft (12.8 m) |
| Max Span | 41.0 ft (12.5 m) |
| Deck Width | 28.5 ft (8.7 m) |
| Deck Area | 111.4 sq m |
| Main Spans | 1 |
| Year Built | 1974 |
Traffic
| Avg Daily Traffic | 50 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | County Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | 000000000028457 |