Is 370 & Ramp 9 over Csx/marc
Good Condition37 years old87,390 vehicles/day
Location
| State | Maryland |
| County | Montgomery |
| Location | 0.56 Mile East Of Md 355 |
| Carries | Is 370 & Ramp 9 |
| Crosses | Csx/marc |
| Coordinates | 39.12926, -77.17214 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 149.9 ft (45.7 m) |
| Max Span | 85.0 ft (25.9 m) |
| Deck Width | 153.5 ft (46.8 m) |
| Deck Area | 2138.8 sq m |
| Main Spans | 2 |
| Year Built | 1989 (reconstructed 2010) |
Traffic
| Avg Daily Traffic | 87,390 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 8 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 100000150151013 |