Nh 1b over South Mill Pond
Good Condition41 years old4,588 vehicles/day
Location
| State | New Hampshire |
| County | Rockingham |
| Location | .6 Mi From Jct US 1 |
| Carries | Nh 1b |
| Crosses | South Mill Pond |
| Coordinates | 43.07276, -70.75052 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Frame |
| Total Length | 25.9 ft (7.9 m) |
| Max Span | 22.0 ft (6.7 m) |
| Deck Width | 60.4 ft (18.4 m) |
| Deck Area | 145.4 sq m |
| Main Spans | 1 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 4,588 (2023) |
| Truck Traffic | 3% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 021702350006900 |