The country's Customs and Border Protection may select several contractors or none.
"We are committed to securing our border and that includes constructing border walls".
"All eight prototypes will be between 18-30 feet high and created to deter illegal crossings in the area in which they are constructed and will inform future design standards which will likely continue to evolve to meet the U.S. Border Patrol's requirements", they added.
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Officials within the Customs and Border Protection public relations department produced their own video as the first heavy equipment hit the ground near Otay Mesa in San Diego. The following companies were selected to build them: Caddell Construction; KWR Construction Inc. of Sierra Vista, Arizona; ELTA North America Inc. of Annapolis Junction, Maryland; and W.G. Yates & Sons.
Six companies will use the next month to build eight 18- to 30-foot-high wall prototypes - half of which will use concrete, and half of which will be made of other materials - less than a mile from the Otay Mesa Port of Entry. Contractors trying to win the bid for the final product started building their prototypes in San Diego. Instead, they continue to wing it: Trump and Democratic leadership recently struck a three-month stopgap measure forestalling any such showdown until December, even though the president has insisted repeatedly that a spending bill include federal dollars specifically for a "wall". "So you need to have a great wall but it has to be see-through". With Mexico refusing to pay, Trump has said since taking office in January that the wall will initially need USA funding but that he will find a way to make Mexico ultimately pay for it. "Second, they will provide an innovative perspective in the application of new materials, which will allow CBP to evaluate the potential for new wall and barrier designs to complement the current wall and barrier used along the Southwest border".
The border wall project is underway despite lack of congressional funding. It may be a combination of designs being implemented, ' Mr Villarreal told reporters next to existing border fencing.