Nh120 over I-89
Good Condition60 years old11,531 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | .7mi From Jct RTE 4 |
| Carries | Nh120 |
| Crosses | I-89 |
| Coordinates | 43.64891, -72.24808 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 209.6 ft (63.9 m) |
| Max Span | 61.4 ft (18.7 m) |
| Deck Width | 112.5 ft (34.3 m) |
| Deck Area | 2191.8 sq m |
| Main Spans | 4 |
| Year Built | 1966 (reconstructed 1999) |
Traffic
| Avg Daily Traffic | 11,531 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 7 |
| Lanes Under Bridge | 4 |
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 | 014401280012600 |