Nh104 over Bog Pond Brook
Fair Condition96 years old2,913 vehicles/day
Location
| State | New Hampshire |
| County | Merrimack |
| Location | 2.4 Mi SW Hill Tl |
| Carries | Nh104 |
| Crosses | Bog Pond Brook |
| Coordinates | 43.52024, -71.83816 |
Condition Ratings
| Overall Condition | Fair |
| Channel/Waterway | 6 (Satisfactory) |
| Culvert | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 20.0 ft (6.1 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 45.9 ft (14 m) |
| Deck Area | 85.4 sq m |
| Main Spans | 1 |
| Year Built | 1930 |
Traffic
| Avg Daily Traffic | 2,913 (2023) |
| Truck Traffic | 7% |
| 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 | 005801520012800 |