LaBranche Wetlands Bridge

The LaBranche Wetlands Bridge is a road bridge over Louisiana swampland in St. Charles Parish that carries four lanes of interstate traffic across the region. The structure sits on concrete piles driven deep into the soft ground below.

The bridge was completed in 1992 as a solution for connecting communities across the wetlands region. Its construction represented a significant engineering achievement of that era.

The bridge construction demonstrated advanced engineering practices by implementing platforms on concrete piles to protect the natural wetland ecosystem below.

The roadway is straightforward to navigate with clear lane markings for drivers. The long stretch offers views of the wetland landscape, though there are few spots to stop once you begin crossing.

Engineers developed specific construction platforms for this bridge, allowing sequential placement of concrete elements while maintaining wetland preservation protocols.

Inception: 1992

Official opening: 1992

GPS coordinates: 29.97550,-90.31950

Latest update: December 13, 2025 12:21