The use and consumption of prestressing steel in North America (includes Canada, the United States and Mexico). A couple of graphs (extracted from the PTI Tonnage Report 2016) that show how the consumption of prestressing steel in North America is distributed....
What would be the first inhabitable building printed in 3D and complying with the European Construction Codes was recently completed in Copenhagen by Printhuset (Danish company specialized in 3D printing - https://3dprinthuset.dk), using concrete printers designed and developed by the same company. The small building, which would be an "office-hotel"...