I 93 SB B16-sb4 over Comb Cambrige&mbta/bmrr
Fair Condition56 years old77,596 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | 1.2 Mi N Of Jct I93&us1 |
| Carries | I 93 SB B16-sb4 |
| Crosses | Comb Cambrige&mbta/bmrr |
| Coordinates | 42.38311, -71.07679 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 1213.9 ft (370 m) |
| Max Span | 211.9 ft (64.6 m) |
| Deck Width | 71.2 ft (21.7 m) |
| Deck Area | 8,029 sq m |
| Main Spans | 11 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 77,596 (2022) |
| Truck Traffic | 12% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 4 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B162813EGDOTNBI |