I-89 Nh 10 SB over Hardy Hill Road
Good Condition60 years old16,677 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 2.5 Mi From Enfield T.l. |
| Carries | I-89 Nh 10 SB |
| Crosses | Hardy Hill Road |
| Coordinates | 43.64056, -72.22072 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Prestressed Concrete Continuous |
| Design | Tee Beam |
| Total Length | 47.6 ft (14.5 m) |
| Max Span | 41.3 ft (12.6 m) |
| Deck Width | 54.5 ft (16.6 m) |
| Deck Area | 240.7 sq m |
| Main Spans | 1 |
| Year Built | 1966 (reconstructed 2017) |
Traffic
| Avg Daily Traffic | 16,677 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
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 | 014401550011700 |