I-93 SB over Harvard Brook
Good Condition42 years old5,171 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 2.4 Mi No Woodstock Tl |
| Carries | I-93 SB |
| Crosses | Harvard Brook |
| Coordinates | 44.06760, -71.69134 |
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 | 136.2 ft (41.5 m) |
| Max Span | 130.9 ft (39.9 m) |
| Deck Width | 44.6 ft (13.6 m) |
| Deck Area | 564.4 sq m |
| Main Spans | 1 |
| Year Built | 1984 |
Traffic
| Avg Daily Traffic | 5,171 (2023) |
| Truck Traffic | 9% |
| Lanes On Bridge | 2 |
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 | 014801910008900 |