Nh 25 over Groton Hollow Brook
Good Condition61 years old6,717 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 5.5 Wentworth T.l. |
| Carries | Nh 25 |
| Crosses | Groton Hollow Brook |
| Coordinates | 43.78939, -71.79660 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 68.9 ft (21 m) |
| Max Span | 64.0 ft (19.5 m) |
| Deck Width | 46.9 ft (14.3 m) |
| Deck Area | 300.3 sq m |
| Main Spans | 1 |
| Year Built | 1965 |
Traffic
| Avg Daily Traffic | 6,717 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 424 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 022501510005000 |