I0310 over I-10/I-310/SWAMP

Good Condition34 years old15,642 vehicles/day

Location

StateLouisiana
CountySt. Charles
Location0.4 M South Of I-10
CarriesI0310
CrossesI-10/I-310/SWAMP
Coordinates30.00273, -90.29357

Condition Ratings

Overall ConditionGood
Deck7 (Good)
Superstructure8 (Very Good)
Substructure8 (Very Good)
Scour Critical8 — Stable, low risk

Physical Characteristics

MaterialPrestressed Concrete Continuous
DesignStringer/Multi-beam
Total Length4815.0 ft (1467.6 m)
Max Span80.1 ft (24.4 m)
Deck Width36.1 ft (11 m)
Deck Area16143.6 sq m
Main Spans66
Year Built1992

Traffic

Avg Daily Traffic15,642 (2021)
Truck Traffic25%
Lanes On Bridge1
Lanes Under Bridge5

Inspection & Ownership

Last Inspection923
Inspection FrequencyEvery 24 months
OwnerState Highway Agency
Historical SignificanceBridge is not eligible for the National Register
Structure Number024504503600408

Nearby Bridges