I 93 & Rmp Sa-cn over Water Charles Riv/ramps
Fair Condition24 years old155,200 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | N Of Td Garden |
| Carries | I 93 & Rmp Sa-cn |
| Crosses | Water Charles Riv/ramps |
| Coordinates | 42.36880, -71.06323 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stayed Girder |
| Total Length | 1457.3 ft (444.2 m) |
| Max Span | 745.1 ft (227.1 m) |
| Deck Width | 183.4 ft (55.9 m) |
| Deck Area | 24830.8 sq m |
| Main Spans | 5 |
| Year Built | 2002 |
Traffic
| Avg Daily Traffic | 155,200 (2019) |
| Truck Traffic | 8% |
| Lanes On Bridge | 10 |
| Lanes Under Bridge | 3 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | B166009PMDOTNBI |