Allds Street over Salmon Brook
Fair Condition134 years old9,118 vehicles/day
Location
| State | New Hampshire |
| County | Hillsborough |
| Location | .2 Mi E Of Main ST |
| Carries | Allds Street |
| Crosses | Salmon Brook |
| Coordinates | 42.74966, -71.45709 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Masonry |
| Design | Culvert |
| Total Length | 36.1 ft (11 m) |
| Max Span | 29.9 ft (9.1 m) |
| Deck Width | 48.9 ft (14.9 m) |
| Deck Area | 163.9 sq m |
| Main Spans | 1 |
| Year Built | 1892 |
Traffic
| Avg Daily Traffic | 9,118 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 017701370009500 |