The Invention aims to support a flat roof conllevavigas and Corrugated sheets of coating according to the invention,The beams are formed by estrucreticulares especially Mixed Concrete, preferably prior compressed, forming two Wings and SteelOr all metal sections and presenting a substantially ...
DE19919053A1 1999年4月27日 2000年11月16日 Friedrich Korte Pitched house roof of trusses and attic beam has angled trusses pivoting off stacked flat-transport position into ridge abutment via hinge joints using modules of raftered trusses for easier handling....