US 1 over HWY Merrimac ST
Poor Condition50 years old12,065 vehicles/day
Location
| State | Massachusetts |
| County | Essex |
| Location | .1 Mi S Merrimac River |
| Carries | US 1 |
| Crosses | HWY Merrimac ST |
| Coordinates | 42.81272, -70.87522 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 5 (Fair) |
| Superstructure | 4 (Poor) |
| Substructure | 5 (Fair) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 385.5 ft (117.5 m) |
| Max Span | 80.1 ft (24.4 m) |
| Deck Width | 59.7 ft (18.2 m) |
| Deck Area | 2138.5 sq m |
| Main Spans | 3 |
| Year Built | 1976 |
Traffic
| Avg Daily Traffic | 12,065 (2023) |
| Truck Traffic | 2% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 12 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | N110132TCDOTNBI |