Brook Road over Brock Brook
Fair Condition96 years old56 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 0.5 Mi Fr Shem Valley RD |
| Carries | Brook Road |
| Crosses | Brock Brook |
| Coordinates | 43.64241, -71.84529 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 9 (Excellent) |
| Superstructure | 9 (Excellent) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Wood or Timber |
| Design | Slab |
| Total Length | 30.8 ft (9.4 m) |
| Max Span | 27.9 ft (8.5 m) |
| Deck Width | 16.1 ft (4.9 m) |
| Deck Area | 46.1 sq m |
| Main Spans | 1 |
| Year Built | 1930 (reconstructed 2016) |
Traffic
| Avg Daily Traffic | 56 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 1 |
Inspection & Ownership
| Last Inspection | 823 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 000301010012000 |