US 220 over Mill Run
Fair Condition97 years old7,111 vehicles/day
Location
| State | Maryland |
| County | Allegany |
| Location | 1.88 Mi S Of Md 830b |
| Carries | US 220 |
| Crosses | Mill Run |
| Coordinates | 39.51328, -78.91863 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 29.9 ft (9.1 m) |
| Max Span | 11.2 ft (3.4 m) |
| Deck Width | 45.9 ft (14 m) |
| Deck Area | 127.4 sq m |
| Main Spans | 2 |
| Year Built | 1929 (reconstructed 1955) |
Traffic
| Avg Daily Traffic | 7,111 (2009) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100000010075010 |