By 2021, 3D concrete printing is projected to be a $56.4 million industry

The construction industry has promised big things when it comes to the implementation of 3D printing; houses, offices, heck, there have even been a few stories about entire villages being created with the use of 3D printing. However, to this point, 3D-printed buildings and dwellings are still novelties, and seeing 3D printing expand to wider use in the construction sector still seems like a distant goal.