I-93 NB over Hubbard Brook
Fair Condition56 years old7,102 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 1.3 Mi S Woodstock Tl |
| Carries | I-93 NB |
| Crosses | Hubbard Brook |
| Coordinates | 43.93308, -71.68689 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Culvert |
| Total Length | 38.1 ft (11.6 m) |
| Max Span | 18.0 ft (5.5 m) |
| Deck Width | 149.3 ft (45.5 m) |
| Deck Area | 527.8 sq m |
| Main Spans | 2 |
| Year Built | 1970 |
Traffic
| Avg Daily Traffic | 7,102 (2023) |
| Truck Traffic | 10% |
| Lanes On 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 | 025401530007400 |