I 93 Ramp S-n over Other Relief
Fair Condition21 years old8,800 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | Ramp Storrow Dr. To I93n |
| Carries | I 93 Ramp S-n |
| Crosses | Other Relief |
| Coordinates | 42.36605, -71.06475 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 204.1 ft (62.2 m) |
| Max Span | 71.9 ft (21.9 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 628.2 sq m |
| Main Spans | 3 |
| Year Built | 2005 |
Traffic
| Avg Daily Traffic | 8,800 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B1661968UDOTNBI |