The U.S. Department of Homeland Security has contracted four American companies to build prototypes of a southern border wall with Mexico, in a major step toward realizing one of President Trump’s core campaign promises.
Caddell Construction, Fisher Industries, Texas Sterling Construction, and W.G. Yates & Sons Construction, have each been charged with building a concrete wall that’s 30-feet long and up to 30-feet high, NBC News reports. The DHS is also expected to commission four non-concrete wall prototypes.
On completion, the government will evaluate…
