Nh 28 Bypass over Cohas Brook
Fair Condition89 years old5,769 vehicles/day
Location
| State | New Hampshire |
| County | Rockingham |
| Location | 4.45 Mi S Auburn Tl. |
| Carries | Nh 28 Bypass |
| Crosses | Cohas Brook |
| Coordinates | 42.94720, -71.35006 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 22.0 ft (6.7 m) |
| Max Span | 20.0 ft (6.1 m) |
| Deck Width | 46.9 ft (14.3 m) |
| Deck Area | 95.8 sq m |
| Main Spans | 1 |
| Year Built | 1937 |
Traffic
| Avg Daily Traffic | 5,769 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 323 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 001300950004400 |