Jefferson Notch RD over Ammonoosuc River
Good Condition44 years old96 vehicles/day
Location
| State | New Hampshire |
| County | Coos |
| Location | .4mijct 42 + 44 |
| Carries | Jefferson Notch RD |
| Crosses | Ammonoosuc River |
| Coordinates | 44.26741, -71.37737 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Frame |
| Total Length | 30.8 ft (9.4 m) |
| Max Span | 23.0 ft (7 m) |
| Deck Width | 27.9 ft (8.5 m) |
| Deck Area | 79.9 sq m |
| Main Spans | 1 |
| Year Built | 1982 |
Traffic
| Avg Daily Traffic | 96 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 005550960018800 |