I 93 SB B5-b10 over Rr Mbta/bmrr
Fair Condition56 years old57,435 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | .9 Mi N Of Jct I93&us1 |
| Carries | I 93 SB B5-b10 |
| Crosses | Rr Mbta/bmrr |
| Coordinates | 42.38125, -71.07666 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Girder and Floorbeam |
| Total Length | 549.9 ft (167.6 m) |
| Max Span | 139.1 ft (42.4 m) |
| Deck Width | 57.1 ft (17.4 m) |
| Deck Area | 2916.2 sq m |
| Main Spans | 5 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 57,435 (2022) |
| Truck Traffic | 9% |
| Lanes On Bridge | 3 |
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 | B162813EDDOTNBI |