Tyler Road over Blackwater River
Good Condition89 years old96 vehicles/day
Location
| State | New Hampshire |
| County | Merrimack |
| Location | 0.1 Mi N Hopkinton Tl |
| Carries | Tyler Road |
| Crosses | Blackwater River |
| Coordinates | 43.24979, -71.69919 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 68.9 ft (21 m) |
| Max Span | 63.0 ft (19.2 m) |
| Deck Width | 27.6 ft (8.4 m) |
| Deck Area | 176.4 sq m |
| Main Spans | 1 |
| Year Built | 1937 (reconstructed 1990) |
Traffic
| Avg Daily Traffic | 96 (2023) |
| Truck Traffic | 4% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 026801240003100 |