Vliv vlastností kameniva na železniční stavby

Abstract

Production of an aggregate delivered for railway structures is subject to exactly given parameters. By the year 2004 the quality of the aggregate used to be controlled by the CSN 721510, 721511, 721512. There had to be some changes made as the production of a quality stone has been under the European Norms since the Czech Republic jointed the European Union. Purpose of this thesis is to familiarize with particular norms and related requirements, which has to be fulfilled by the producers of the aggregate to enable them to deliver their products in the Czech Republic as well as in Austria. This thesis is based on practical experience of the Kamen a pisek, spol. s r.o. company.