Past Prototypes For Concrete Border Wall
Four contractors have been granted agreements to construct concrete border wall prototypes:
Caddell Construction Co. (DE), LLC of Montgomery, AL
Fisher Sand & Gravel Co., DBA Fisher Industries of Tempe, AZ
Texas Sterling Construction Co. of Houston, TX
W.G. Yates & Sons Construction Company of Philadelphia, MS
The prototypes will feature characteristics such as reinforced concrete and heights between 18 and 30 feet. They have been “designed to deter illegal crossings in the area in which they are constructed,” according to a CBP press release.
https://www.breitbart.com/politics/2017/08/31/concrete-border-wall-prototype-contractors-announced/