US 4 Nh 16 Tpk NB over Little Bay RD
Good Condition60 years old34,298 vehicles/day
Location
| State | New Hampshire |
| County | Strafford |
| Location | Dover-newington T.l. |
| Carries | US 4 Nh 16 Tpk NB |
| Crosses | Little Bay RD |
| Coordinates | 43.11831, -70.82569 |
Condition Ratings
| Overall Condition | Good |
| Deck | 8 (Very Good) |
| Superstructure | 8 (Very Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 7 (Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Steel Continuous |
| Design | Stringer/Multi-beam |
| Total Length | 1598.1 ft (487.1 m) |
| Max Span | 274.9 ft (83.8 m) |
| Deck Width | 75.1 ft (22.9 m) |
| Deck Area | 11154.6 sq m |
| Main Spans | 9 |
| Year Built | 1966 (reconstructed 2018) |
Traffic
| Avg Daily Traffic | 34,298 (2023) |
| Truck Traffic | 8% |
| Lanes On Bridge | 4 |
| Lanes Under Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 24 months |
| Owner | State Toll Authority |
| Historical Significance | Bridge is possibly eligible (requires evaluation) |
| Structure Number | 006502010002500 |