Md 355 SB over Md 355 Ramp 1
Fair Condition67 years old55,020 vehicles/day
Location
| State | Maryland |
| County | Montgomery |
| Location | 0.1 Mile N Of Is 495 Wbl |
| Carries | Md 355 SB |
| Crosses | Md 355 Ramp 1 |
| Coordinates | 39.01979, -77.10295 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 139.1 ft (42.4 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 41.7 ft (12.7 m) |
| Deck Area | 538.5 sq m |
| Main Spans | 3 |
| Year Built | 1959 (reconstructed 1997) |
Traffic
| Avg Daily Traffic | 55,020 (2009) |
| Truck Traffic | 8% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 1 |
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 | 100000150117010 |