I-89 SB over Turkey Pond
Poor Condition67 years old20,703 vehicles/day
Location
| State | New Hampshire |
| County | Merrimack |
| Location | 1.5 Mi NW Jct RT 13 |
| Carries | I-89 SB |
| Crosses | Turkey Pond |
| Coordinates | 43.18255, -71.59425 |
Condition Ratings
| Overall Condition | Poor |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 4 (Poor) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 240.2 ft (73.2 m) |
| Max Span | 83.0 ft (25.3 m) |
| Deck Width | 57.1 ft (17.4 m) |
| Deck Area | 1273.7 sq m |
| Main Spans | 3 |
| Year Built | 1959 (reconstructed 1992) |
Traffic
| Avg Daily Traffic | 20,703 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | October 2024 |
| Inspection Frequency | Every 8 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 005201650002900 |