US 3 over Souhegan River
Fair Condition105 years old13,075 vehicles/day
Location
| State | New Hampshire |
| County | Hillsborough |
| Location | 0.03 Mi From Railroad AVE |
| Carries | US 3 |
| Crosses | Souhegan River |
| Coordinates | 42.86066, -71.49313 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 5 (Fair) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Masonry |
| Design | Arch - Deck |
| Total Length | 112.9 ft (34.4 m) |
| Max Span | 60.0 ft (18.3 m) |
| Deck Width | 42.0 ft (12.8 m) |
| Deck Area | 440.3 sq m |
| Main Spans | 2 |
| Year Built | 1921 (reconstructed 1934) |
Traffic
| Avg Daily Traffic | 13,075 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is eligible for the National Register |
| Structure Number | 016801160012000 |