Grist Mill Hill RD over Indian River
Poor Condition70 years old365 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 2.01 Mi From Grafton Tl |
| Carries | Grist Mill Hill RD |
| Crosses | Indian River |
| Coordinates | 43.64599, -72.02253 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 3 (Serious) |
| Superstructure | 5 (Fair) |
| Substructure | 5 (Fair) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 50.9 ft (15.5 m) |
| Max Span | 45.9 ft (14 m) |
| Deck Width | 21.0 ft (6.4 m) |
| Deck Area | 99.2 sq m |
| Main Spans | 1 |
| Year Built | 1956 |
Traffic
| Avg Daily Traffic | 365 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 724 |
| Inspection Frequency | Every 16 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 003601720007000 |