I0055 over I-55 Off Ramp @ US 51

Good Condition51 years old15,642 vehicles/day

Location

StateLouisiana
CountySt. John the Baptist
Location0.1 M N Of US 51
CarriesI0055
CrossesI-55 Off Ramp @ US 51
Coordinates30.09481, -90.43900

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure7 (Good)
Channel/Waterway8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete
DesignStringer/Multi-beam
Total Length674.9 ft (205.7 m)
Max Span60.0 ft (18.3 m)
Deck Width27.9 ft (8.5 m)
Deck Area1748.5 sq m
Main Spans10
Year Built1975

Traffic

Avg Daily Traffic15,642 (2021)
Truck Traffic26%
Lanes On Bridge1

Inspection & Ownership

Last Inspection623
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number624804520100908

Nearby Bridges