ST 3 over HWY Union ST S Rotary
Fair Condition69 years old204,310 vehicles/day
Location
| State | Massachusetts |
| County | Norfolk |
| Location | ST 3 At Union ST |
| Carries | ST 3 |
| Crosses | HWY Union ST S Rotary |
| Coordinates | 42.20919, -70.99618 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 146.0 ft (44.5 m) |
| Max Span | 63.0 ft (19.2 m) |
| Deck Width | 116.1 ft (35.4 m) |
| Deck Area | 1575.3 sq m |
| Main Spans | 3 |
| Year Built | 1957 |
Traffic
| Avg Daily Traffic | 204,310 (2024) |
| Truck Traffic | 5% |
| Lanes On Bridge | 3 |
| Lanes Under Bridge | 1 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | B2103434KDOTNBI |