Alvah Wilson Road over Gunstock River
Fair Condition53 years old510 vehicles/day
Location
| State | New Hampshire |
| County | Belknap |
| Location | 0.29 Mi Fr Nh RTE 11a |
| Carries | Alvah Wilson Road |
| Crosses | Gunstock River |
| Coordinates | 43.54219, -71.40660 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 5 (Fair) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 26.9 ft (8.2 m) |
| Max Span | 22.0 ft (6.7 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 82.8 sq m |
| Main Spans | 1 |
| Year Built | 1973 (reconstructed 2012) |
Traffic
| Avg Daily Traffic | 510 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 824 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 009101500008900 |