Riverdale Road over Newfound River
Good Condition77 years old103 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 0.02 Mi West Of Nh 3a |
| Carries | Riverdale Road |
| Crosses | Newfound River |
| Coordinates | 43.61344, -71.74156 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 5 (Fair) |
| Scour Critical | 3 — Scour critical |
Physical Characteristics
| Material | Concrete |
| Design | Slab |
| Total Length | 81.0 ft (24.7 m) |
| Max Span | 32.2 ft (9.8 m) |
| Deck Width | 21.0 ft (6.4 m) |
| Deck Area | 158.1 sq m |
| Main Spans | 3 |
| Year Built | 1949 |
Traffic
| Avg Daily Traffic | 103 (2023) |
| Lanes On Bridge | 2 |
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 | 003201000009500 |