Bowman Drive over Black Brook
Good Condition29 years old510 vehicles/day
Location
| State | New Hampshire |
| County | Cheshire |
| Location | 450 Ft N Nh 12 |
| Carries | Bowman Drive |
| Crosses | Black Brook |
| Coordinates | 42.95905, -72.32991 |
Condition Ratings
| Overall Condition | Good |
| Channel/Waterway | 8 (Very Good) |
| Culvert | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Culvert |
| Total Length | 34.1 ft (10.4 m) |
| Max Span | 7.9 ft (2.4 m) |
| Deck Area | 117.5 sq m |
| Main Spans | 3 |
| Year Built | 1997 |
Traffic
| Avg Daily Traffic | 510 (2023) |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 013600870010500 |