US 4 over Mascoma River
Good Condition22 years old6,887 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 3.0 Mi From Enfield Tl |
| Carries | US 4 |
| Crosses | Mascoma River |
| Coordinates | 43.65027, -72.05941 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete |
| Design | Box Beam - Multiple |
| Total Length | 66.9 ft (20.4 m) |
| Max Span | 65.3 ft (19.9 m) |
| Deck Width | 34.4 ft (10.5 m) |
| Deck Area | 214.2 sq m |
| Main Spans | 1 |
| Year Built | 2004 |
Traffic
| Avg Daily Traffic | 6,887 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 524 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 003601370006200 |