I 93 /us1/st3 over Water Neponset River
Fair Condition72 years old169,936 vehicles/day
Location
| State | Massachusetts |
| County | Suffolk |
| Location | .8 Km S Of Jct SR 3a |
| Carries | I 93 /us1/st3 |
| Crosses | Water Neponset River |
| Coordinates | 42.27778, -71.04840 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 4 — Foundations need monitoring |
Physical Characteristics
| Material | Steel Continuous |
| Design | Girder and Floorbeam |
| Total Length | 478.0 ft (145.7 m) |
| Max Span | 145.0 ft (44.2 m) |
| Deck Width | 118.1 ft (36 m) |
| Deck Area | 5245.2 sq m |
| Main Spans | 2 |
| Year Built | 1954 (reconstructed 1984) |
Traffic
| Avg Daily Traffic | 169,936 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 8 |
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 | B162503D1DOTNBI |