Nh 25 over Oliverian Brook
Poor Condition66 years old1,072 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 1.0 Mi Haverhill T.l. |
| Carries | Nh 25 |
| Crosses | Oliverian Brook |
| Coordinates | 44.00991, -71.93912 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 54.1 ft (16.5 m) |
| Max Span | 49.9 ft (15.2 m) |
| Deck Width | 44.0 ft (13.4 m) |
| Deck Area | 221.1 sq m |
| Main Spans | 1 |
| Year Built | 1960 |
Traffic
| Avg Daily Traffic | 1,072 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | November 2024 |
| Inspection Frequency | Every 8 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 002200580005200 |