Nh286 over Blackwater River
Fair Condition35 years old13,696 vehicles/day
Location
| State | New Hampshire |
| County | Rockingham |
| Location | .1 Mi Jct RT 1-a |
| Carries | Nh286 |
| Crosses | Blackwater River |
| Coordinates | 42.87123, -70.82444 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 95.1 ft (29 m) |
| Max Span | 89.9 ft (27.4 m) |
| Deck Width | 46.6 ft (14.2 m) |
| Deck Area | 411.8 sq m |
| Main Spans | 1 |
| Year Built | 1991 |
Traffic
| Avg Daily Traffic | 13,696 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 624 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 023402150005600 |