I 93 Ramps Sn Ns over Rr Mbta
Fair Condition27 years old60,517 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | I93 Us1 Interchange |
| Carries | I 93 Ramps Sn Ns |
| Crosses | Rr Mbta |
| Coordinates | 42.37841, -71.07639 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Box Beam - Multiple |
| Total Length | 434.1 ft (132.3 m) |
| Max Span | 147.0 ft (44.8 m) |
| Deck Width | 56.8 ft (17.3 m) |
| Deck Area | 2288.8 sq m |
| Main Spans | 3 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 60,517 (2024) |
| Truck Traffic | 3% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 924 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | B166059TXDOTNBI |