Big and bold: Concrete volute pump technology, Dallas, Texas

The Trinity Watershed Management (TWM) Department of the City of Dallas relies on the Dallas Floodway System to protect about 4047 ha (10,000 ac) of the city from flooding. The system includes levees, pumping stations, detention basins, and gates.

When analysis suggested upgrading six pumping stations and adding two more, TWM found the opportunity to pursue a unique project on a massive scale. TWM designed and built a 3.8 billion L/d (1 billion gal/d) stormwater pumping station using a technology rarely seen in the U.S. for flood control — concrete volute pumps (CVPs). Read full article here.