Mill Brook Road over Mill Brook
Good Condition7 years old96 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 20 West Of Br. #165/151 |
| Carries | Mill Brook Road |
| Crosses | Mill Brook |
| Coordinates | 43.93089, -71.61421 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 7 (Good) |
| Culvert | 8 (Very Good) |
| Scour Critical | Unknown |
Physical Characteristics
| Material | Steel |
| Design | Culvert |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 5.9 ft (1.8 m) |
| Deck Area | 36.9 sq m |
| Main Spans | 3 |
| Year Built | 2019 |
Traffic
| Avg Daily Traffic | 96 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 923 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 025401670015100 |