School Street over Ammonoosuc River
Poor Condition66 years old2,087 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 214 Ft From Nh RTE 112 |
| Carries | School Street |
| Crosses | Ammonoosuc River |
| Coordinates | 44.21428, -71.91096 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 4 (Poor) |
| Superstructure | 7 (Good) |
| Substructure | 6 (Satisfactory) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 222.1 ft (67.7 m) |
| Max Span | 77.1 ft (23.5 m) |
| Deck Width | 36.1 ft (11 m) |
| Deck Area | 744.7 sq m |
| Main Spans | 3 |
| Year Built | 1960 (reconstructed 1986) |
Traffic
| Avg Daily Traffic | 2,087 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 16 months |
| Owner | City/Municipal Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 015000630007800 |