Nh112 Lost Riv RD over Black Brook
Good Condition22 years old1,677 vehicles/day
Location
| State | New Hampshire |
| County | Grafton |
| Location | 0.8 Mi N.w.woodstock T.l. |
| Carries | Nh112 Lost Riv RD |
| Crosses | Black Brook |
| Coordinates | 44.08021, -71.80413 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 8 (Very Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Prestressed Concrete |
| Design | Box Beam - Multiple |
| Total Length | 43.0 ft (13.1 m) |
| Max Span | 38.7 ft (11.8 m) |
| Deck Width | 33.1 ft (10.1 m) |
| Deck Area | 132.3 sq m |
| Main Spans | 1 |
| Year Built | 2004 |
Traffic
| Avg Daily Traffic | 1,677 (2023) |
| Truck Traffic | 4% |
| 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 | 007201060004100 |