Md 77 over Double Pipe Creek
Good Condition37 years old841 vehicles/day
Location
| State | Maryland |
| County | Frederick |
| Location | On Carroll Co Line |
| Carries | Md 77 |
| Crosses | Double Pipe Creek |
| Coordinates | 40.01020, -77.45087 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 214.9 ft (65.5 m) |
| Max Span | 69.9 ft (21.3 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 661.5 sq m |
| Main Spans | 3 |
| Year Built | 1989 |
Traffic
| Avg Daily Traffic | 841 (2009) |
| Truck Traffic | 8% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 224 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100000100056010 |