Thornton Gore RD over Johnson Brook
Good Condition78 years old222 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 0.9 Mi From Woodstock Tl |
| Carries | Thornton Gore RD |
| Crosses | Johnson Brook |
| Coordinates | 43.96617, -71.65229 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Frame |
| Total Length | 28.9 ft (8.8 m) |
| Max Span | 25.9 ft (7.9 m) |
| Deck Width | 21.0 ft (6.4 m) |
| Deck Area | 56.3 sq m |
| Main Spans | 1 |
| Year Built | 1948 |
Traffic
| Avg Daily Traffic | 222 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2023 |
| Inspection Frequency | Every 24 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 025401110012100 |