US 4 Nh 16 Tpk SB over Little Bay RD

Good Condition8 years old33,938 vehicles/day

Location

StateNew Hampshire
CountyStrafford
LocationDover-newington T.l.
CarriesUS 4 Nh 16 Tpk SB
CrossesLittle Bay RD
Coordinates43.11809, -70.82589

Condition Ratings

Overall ConditionGood
Deck8 (Very Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length1648.6 ft (502.5 m)
Max Span274.9 ft (83.8 m)
Deck Width75.1 ft (22.9 m)
Deck Area11507.2 sq m
Main Spans9
Year Built2018

Traffic

Avg Daily Traffic33,938 (2023)
Truck Traffic8%
Lanes On Bridge4
Lanes Under Bridge2

Inspection & Ownership

Last Inspection723
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Structure Number006502010002400

Nearby Bridges