I-93 Fee Tpk over Dow Road

Fair Condition69 years old78,501 vehicles/day

Location

StateNew Hampshire
CountyMerrimack
Location1.7 Mi Jct I-89
CarriesI-93 Fee Tpk
CrossesDow Road
Coordinates43.15406, -71.50710

Condition Ratings

Overall ConditionFair
Culvert5 (Fair)
Scour CriticalNot applicable

Physical Characteristics

MaterialConcrete
DesignCulvert
Total Length29.9 ft (9.1 m)
Max Span29.9 ft (9.1 m)
Deck Area354.9 sq m
Main Spans1
Year Built1957 (reconstructed 1978)

Traffic

Avg Daily Traffic78,501 (2023)
Truck Traffic9%
Lanes On Bridge6
Lanes Under Bridge2

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Structure Number002701580013700

Nearby Bridges