HWY Winthrop ST over Water Mystic River
Poor Condition100 years old13,500 vehicles/day
Location
| State | Massachusetts |
| County | Middlesex |
| Location | 1.1 Km W Of Jct I93&sr60 |
| Carries | HWY Winthrop ST |
| Crosses | Water Mystic River |
| Coordinates | 42.41775, -71.11794 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 4 (Poor) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Tee Beam |
| Total Length | 71.9 ft (21.9 m) |
| Max Span | 22.0 ft (6.7 m) |
| Deck Width | 53.1 ft (16.2 m) |
| Deck Area | 354.8 sq m |
| Main Spans | 3 |
| Year Built | 1926 |
Traffic
| Avg Daily Traffic | 13,500 (2024) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | M120043F4DOTNBI |