I 93 over HWY Riverside DR
Fair Condition67 years old133,000 vehicles/day
Location
| State | Massachusetts |
| County | Essex |
| Location | At Merrimac River |
| Carries | I 93 |
| Crosses | HWY Riverside DR |
| Coordinates | 42.70219, -71.21011 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 312.0 ft (95.1 m) |
| Max Span | 83.0 ft (25.3 m) |
| Deck Width | 142.7 ft (43.5 m) |
| Deck Area | 4136.9 sq m |
| Main Spans | 4 |
| Year Built | 1959 (reconstructed 1975) |
Traffic
| Avg Daily Traffic | 133,000 (2018) |
| Truck Traffic | 12% |
| Lanes On Bridge | 8 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Historical significance is not determined |
| Structure Number | M170072UPDOTNBI |