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Our experience in building highways, bridges and maritime projects has been gained across decades of time and thousands of miles. Transportation, Marine Bridges, Island Restoration and Construction, Lake Taps and Intakes, and Dredging. We have done all.

For more than 85 years, municipalities have depended on us for their most vital projects. Conveyance, Utility, Transportation. No tunnel project is too big or too complex.

A leader in Design-Build and CMAR, Southland Holdings can deliver projects that save our clients time and money.

Including the largest single infrastructure project in the City of Houston’s history to countless pump stations and water and wastewater treatment plants, our company has the capacity and knowledge to build it.

Known for innovation in the movement of water and wastewater, Southland Holdings has laid more water/sewer line and tunnel in the last five years than any other company in the United States. Large diameter transmission, cross-county, mid-stream. We have installed up to 168” diameter transmission open-cut pipelines and created some of the deepest and largest H20 tunnels with the most experienced and skilled crews in the industry.

From Cooper Lake to Frazier Dam, we are capable of stopping water in it’s place or redirecting it to provide safety, protection, and economic opportunity for regions all around North America