Md 550 over Monocacy River
Fair Condition59 years old3,691 vehicles/day
Location
| State | Maryland |
| County | Frederick |
| Location | 2.68 Miles N Of Md 194 |
| Carries | Md 550 |
| Crosses | Monocacy River |
| Coordinates | 39.56295, -77.35114 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 424.9 ft (129.5 m) |
| Max Span | 75.1 ft (22.9 m) |
| Deck Width | 38.1 ft (11.6 m) |
| Deck Area | 1502.2 sq m |
| Main Spans | 6 |
| Year Built | 1967 |
Traffic
| Avg Daily Traffic | 3,691 (2009) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100000100093010 |