Nh 3a Brown AVE over Cohas Brook
Fair Condition40 years old16,980 vehicles/day
Location
| State | New Hampshire |
| County | Hillsborough |
| Location | 1.2 Mi S Of Jct I-193 |
| Carries | Nh 3a Brown AVE |
| Crosses | Cohas Brook |
| Coordinates | 42.93159, -71.45210 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Slab |
| Total Length | 35.1 ft (10.7 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 67.9 ft (20.7 m) |
| Deck Area | 221.5 sq m |
| Main Spans | 1 |
| Year Built | 1986 |
Traffic
| Avg Daily Traffic | 16,980 (2023) |
| Truck Traffic | 5% |
| Lanes On Bridge | 4 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 016102100007800 |