I-93 SB over Nh175a
Fair Condition63 years old11,571 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 1.0 Mi Ashland T.l. |
| Carries | I-93 SB |
| Crosses | Nh175a |
| Coordinates | 43.76003, -71.67782 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Scour Critical | Not applicable |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 132.5 ft (40.4 m) |
| Max Span | 58.1 ft (17.7 m) |
| Deck Width | 44.0 ft (13.4 m) |
| Deck Area | 541.4 sq m |
| Main Spans | 3 |
| Year Built | 1963 (reconstructed 1992) |
Traffic
| Avg Daily Traffic | 11,571 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 3 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 012600530013800 |