Nh 16 over Clay Brook
Fair Condition94 years old5,075 vehicles/day
Location
| State | New Hampshire |
| County | Coos |
| Location | 0.7 Mi NE Martins Loc. |
| Carries | Nh 16 |
| Crosses | Clay Brook |
| Coordinates | 44.34584, -71.19546 |
Condition Ratings
| Overall Condition | Fair |
| Deck | 7 (Good) |
| Superstructure | 6 (Satisfactory) |
| Substructure | 7 (Good) |
| Channel/Waterway | 6 (Satisfactory) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel |
| Design | Stringer/Multi-beam |
| Total Length | 33.1 ft (10.1 m) |
| Max Span | 30.8 ft (9.4 m) |
| Deck Width | 49.9 ft (15.2 m) |
| Deck Area | 153.5 sq m |
| Main Spans | 1 |
| Year Built | 1932 (reconstructed 1987) |
Traffic
| Avg Daily Traffic | 5,075 (2023) |
| Truck Traffic | 7% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Highway Agency |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 009700770003800 |