I-93 SB over Harvard Brook
Good Condition41 years old5,796 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 2.1 Mi.no.woodstock T/l |
| Carries | I-93 SB |
| Crosses | Harvard Brook |
| Coordinates | 44.06392, -71.68990 |
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 | 123.0 ft (37.5 m) |
| Max Span | 118.1 ft (36 m) |
| Deck Width | 78.4 ft (23.9 m) |
| Deck Area | 896.2 sq m |
| Main Spans | 1 |
| Year Built | 1985 |
Traffic
| Avg Daily Traffic | 5,796 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 3 |
Inspection & Ownership
| Last Inspection | 523 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 014801960009200 |