I 93 /us1/st3 over Comb Mbta & Columbia RD
Fair Condition68 years old193,500 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | 2 Mi S Of Jct I90 |
| Carries | I 93 /us1/st3 |
| Crosses | Comb Mbta & Columbia RD |
| Coordinates | 42.32054, -71.05308 |
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 | 1530.8 ft (466.6 m) |
| Max Span | 84.0 ft (25.6 m) |
| Deck Width | 111.2 ft (33.9 m) |
| Deck Area | 15817.7 sq m |
| Main Spans | 23 |
| Year Built | 1958 (reconstructed 1984) |
Traffic
| Avg Daily Traffic | 193,500 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 8 |
| Lanes Under Bridge | 6 |
Inspection & Ownership
| Last Inspection | October 2022 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B162593ECDOTNBI |