本文件向用户介绍了在制定综合标准时考虑的源材料: -EN 12620，混凝土骨料；-EN 13043，道路、机场和其他交通区域的沥青混合料骨料和表面处理EN 13139，砂浆骨料；-EN 13242，土木工程和道路施工中使用的未粘合和液压粘合材料的骨料EN 13383-1，装甲石-第1部分:产品标准；-EN 13450，铁路道碴骨料；-EN 13055，轻量汇总购买本文件时，包括所有当前可用的修订版。

This document informs users about the source materials that have been considered in the development of the aggregate standards: — EN 12620,Aggregates for concrete;— EN 13043,Aggregates for bituminous mixtures and surface treatments for roads, airfields and other trafficked areas;— EN 13139,Aggregates for mortar;— EN 13242,Aggregates for unbound and hydraulically bound materials for use in civil engineering work and road construction;— EN 13383-1,Armourstone — Part 1: Product standard;— EN 13450,Aggregates for railway ballast;— EN 13055,Lightweight aggregatesAll current amendments available at time of purchase are included with the purchase of this document.