I-93 NB over US 3 Pemigewasset River
Fair Condition57 years old10,012 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 2.6 Mi Plymouth T.l. |
| Carries | I-93 NB |
| Crosses | US 3 Pemigewasset River |
| Coordinates | 43.81773, -71.66223 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 6 (Satisfactory) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 557.1 ft (169.8 m) |
| Max Span | 147.0 ft (44.8 m) |
| Deck Width | 44.3 ft (13.5 m) |
| Deck Area | 2292.3 sq m |
| Main Spans | 4 |
| Year Built | 1969 (reconstructed 2003) |
Traffic
| Avg Daily Traffic | 10,012 (2023) |
| Truck Traffic | 10% |
| Lanes On Bridge | 2 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 003501210008700 |