I 93 Ramp Sn over Tr Mbta Orange Line
Good Condition27 years old19,452 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | I93 Us1 Interchange |
| Carries | I 93 Ramp Sn |
| Crosses | Tr Mbta Orange Line |
| Coordinates | 42.38172, -71.07697 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 81.7 ft (24.9 m) |
| Max Span | 81.7 ft (24.9 m) |
| Deck Width | 25.9 ft (7.9 m) |
| Deck Area | 196.7 sq m |
| Main Spans | 1 |
| Year Built | 1999 |
Traffic
| Avg Daily Traffic | 19,452 (2016) |
| Truck Traffic | 4% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 922 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | B166059E8DOTNBI |