I-93 NB C-d Road over I-89 Turkey River Ped

Good Condition48 years old22,560 vehicles/day

Location

StateNew Hampshire
CountyMerrimack
LocationAt Bow Interchange
CarriesI-93 NB C-d Road
CrossesI-89 Turkey River Ped
Coordinates43.17066, -71.52991

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure7 (Good)
Substructure7 (Good)
Channel/Waterway7 (Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialSteel Continuous
DesignStringer/Multi-beam
Total Length245.1 ft (74.7 m)
Max Span58.1 ft (17.7 m)
Deck Width53.1 ft (16.2 m)
Deck Area1210.1 sq m
Main Spans5
Year Built1978 (reconstructed 2002)

Traffic

Avg Daily Traffic22,560 (2023)
Truck Traffic6%
Lanes On Bridge2
Lanes Under Bridge4

Inspection & Ownership

Last Inspection424
Inspection FrequencyEvery 24 months
OwnerState Toll Authority
Historical SignificanceBridge is not eligible for the National Register
Structure Number002701360016100

Nearby Bridges