Nh 11b over Gunstock River
Fair Condition95 years old2,690 vehicles/day
Location
| State | New Hampshire |
| County | Belknap |
| Location | 0.3 Mi N Jct Nh 11-a |
| Carries | Nh 11b |
| Crosses | Gunstock River |
| Coordinates | 43.55991, -71.39817 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 30.8 ft (9.4 m) |
| Deck Area | 74.3 sq m |
| Main Spans | 1 |
| Year Built | 1931 (reconstructed 1979) |
Traffic
| Avg Daily Traffic | 2,690 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 009101260010100 |