Md 121 over Is 270
Good Condition29 years old13,714 vehicles/day
Location
| State | Maryland |
| County | Montgomery |
| Location | 0.64 Mile South Of Md 355 |
| Carries | Md 121 |
| Crosses | Is 270 |
| Coordinates | 39.23157, -77.28526 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Girder and Floorbeam |
| Total Length | 294.9 ft (89.9 m) |
| Max Span | 145.0 ft (44.2 m) |
| Deck Width | 98.8 ft (30.1 m) |
| Deck Area | 2706.0 sq m |
| Main Spans | 2 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 13,714 (2009) |
| Lanes On Bridge | 6 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100000150038010 |