HWY Boylston ST over Comb I 90 & Mbta/csx
Poor Condition61 years old10,300 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | At Pru Center S55 |
| Carries | HWY Boylston ST |
| Crosses | Comb I 90 & Mbta/csx |
| Coordinates | 42.34756, -71.08669 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 4 (Poor) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 450.1 ft (137.2 m) |
| Max Span | 173.9 ft (53 m) |
| Deck Width | 82.3 ft (25.1 m) |
| Deck Area | 3443.7 sq m |
| Main Spans | 3 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 10,300 (2024) |
| Truck Traffic | 10% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B160504T6DOTNBI |