HWY Market ST over Comb I 90 & Mbta/csx
Fair Condition62 years old28,100 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | .32 Km S. Charles Rv S41 |
| Carries | HWY Market ST |
| Crosses | Comb I 90 & Mbta/csx |
| Coordinates | 42.35818, -71.14792 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 187.0 ft (57 m) |
| Max Span | 65.9 ft (20.1 m) |
| Deck Width | 72.2 ft (22 m) |
| Deck Area | 1,254 sq m |
| Main Spans | 3 |
| Year Built | 1964 (reconstructed 2001) |
Traffic
| Avg Daily Traffic | 28,100 (2025) |
| Truck Traffic | 3% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 225 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B160594TTDOTNBI |