ST 18 Main ST over ST 3
Fair Condition69 years old47,327 vehicles/day
Location
| State | Massachusetts |
| County | Norfolk |
| Location | 1.4 Km E Braintree T.l. |
| Carries | ST 18 Main ST |
| Crosses | ST 3 |
| Coordinates | 42.19461, -70.95576 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 144.0 ft (43.9 m) |
| Max Span | 74.1 ft (22.6 m) |
| Deck Width | 89.2 ft (27.2 m) |
| Deck Area | 1194.1 sq m |
| Main Spans | 2 |
| Year Built | 1957 (reconstructed 1980) |
Traffic
| Avg Daily Traffic | 47,327 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 8 |
Inspection & Ownership
| Last Inspection | 623 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | W32023348DOTNBI |