再生骨料混凝土

[中文适用范围]： 本文件提供了用于混凝土的再生骨料使用的原则和框架，这些再生骨料主要由废弃混凝土等资源生产。本文件旨在加速使用由建筑和拆除废弃物（如废弃混凝土和拆除的砌体单元）生产的再生骨料。本文件是对ISO 19595《混凝土用天然骨料》的补充，后者未包括混凝土用再生骨料的最低要求。 [外文原描述]： This document provides principles and framework for use of recycled aggregates for concrete, which are produced from used resources primarily in the form of waste concrete. This document is intended to accelerate the use of recycled aggregates produced from construction and demolition wastes such as waste concrete and demolished masonry units. This document complements ISO 19595, natural aggregates for concrete, which does not include the minimum requirements for the recycled aggregates for concrete.