I-93 SB On Ramp over Nhrr Constitution Av.
Fair Condition77 years old3,658 vehicles/day
Location
| State | New Hampshire |
| County | Merrimack |
| Location | 0.1 Mi West Of Jct I-93 |
| Carries | I-93 SB On Ramp |
| Crosses | Nhrr Constitution Av. |
| Coordinates | 43.21516, -71.53703 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 131.9 ft (40.2 m) |
| Max Span | 63.0 ft (19.2 m) |
| Deck Width | 51.8 ft (15.8 m) |
| Deck Area | 635.2 sq m |
| Main Spans | 2 |
| Year Built | 1949 (reconstructed 1981) |
Traffic
| Avg Daily Traffic | 3,658 (2023) |
| Truck Traffic | 6% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 005201520010700 |