It's probably not going to win any design awards, but the U.S. Marines have scored a first. The New York Post reports:

Marines have used a specialized 3D concrete printer to print a 500-square-foot barracks room in just 40 hours.

The innovative project created the world’s first continuous 3D-printed concrete barracks, according to the Marine Corps.

The barracks room was built earlier this month at the U.S. Army Engineer Research and Development Center in Champaign, Illinois. Army and Navy Seabees were also involved in the construction effort.

Harnessing the world’s largest concrete printer, the Additive Manufacturing Team at Marine Corps Systems Command teamed up with Marines from I Marine Expeditionary Force.

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