Nh123a over West Br Souhegan River
Fair Condition90 years old1,299 vehicles/day
Location
| State | New Hampshire |
| County | Hillsborough |
| Location | 1.78 Mi N Mass Sl |
| Carries | Nh123a |
| Crosses | West Br Souhegan River |
| Coordinates | 42.73141, -71.85439 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 8 (Very Good) |
| Superstructure | 7 (Good) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 27.9 ft (8.5 m) |
| Deck Width | 28.9 ft (8.8 m) |
| Deck Area | 88.9 sq m |
| Main Spans | 1 |
| Year Built | 1936 |
Traffic
| Avg Daily Traffic | 1,299 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 018601290006700 |