目 歡次 1总 则 2术语和符号 (2) 2.1术语 (2) 2.2符号 (4) 3基本规定 (8) 4 再生骨料的技术要求、进场检验、运输和储存 4.1技术要求 (12) 4.2 进场检验 (12) 4.3运输和储存 (12) 5再生混凝土配制强度的确定 (13) 再生细骨料混凝土配合比计算 (15) 6.1用水量和外加剂用量 (15) 6.2 胶凝材料、矿物掺合料和水泥用量 (17) 6.3砂率 (19) 6.4 粗、细骨料用量 (20) 7再生粗骨料混凝土配合比计算 (21) 7.1 用水量和外加剂用量 (21) 7.2 胶凝材料、矿物掺合料和水泥用量 (22) 7.3 砂率 (23) 7.4 粗、细骨料用量 (24) 8 双掺再生骨料混凝土配合比计算 (25) 6 再生混凝土配合比的试配、调整与确定 (28) 9.1 试配. (28) 9.2 配合比的调整与确定 (29)
10有特殊要求的再生混凝土 (35) 10.1抗渗再生混凝土 (35) 10.2抗冻再生混凝土 (36) 用词说明 (88) 引用标准名录 (39) 附:条文说明 (41)
Contents General provisions (1) 2Terms and symbols .... (2) 2.1 Terms (2) 2.2 Symbols (4) 3 Basic requirements..... (8) 4 Technical requirements,ining inspection, transportation and storage of recycled aggregates...(12) 4. 1Technical requirements (12) 4.2 Ining inspection (12) 4.3 Transportation and storage ...... (12) 5 5Determination of pounding strength of recycled concrete...... (13) 6Mix proportion calculation of recycled fine aggregate concrete (15) 6. 1 Water and chemical admixture content (15) 6.2 Binder,mineral admixture and cement content (17) 6.3 Ratio of sand to aggregate (19) 6.4 Coarse aggregate and fine aggregate content (20) 7Mix proportion calculation ofrecycled coarse aggregate concrete (21) 7.1 Water and chemical admixture content (21) 7.2 Binder,mineral admixture and cement content (22) 7.3 Ratio of sand to aggregate (23) 7. 4 Coarse aggregate and fine aggregate content (24) .8.
8Mix proportion calculation of double doped recycled aggregate concrete (25) 6 Trialmix,adjustment and determination of mix proportion..... (28) 9. 1Trial mix (28) 9. 2 Adjustment and determination of mix proportion (29) 10 Specialrecycled concrete (35) 10.1 Impermeable recycled concrete (35) 10.2Frost-resistant recycled concrete (36) Explanation of wording (88) List of quoted standards (39) Addition:Explanation ofprovisions (41)
1总则 1.0.1为贯彻执行国家有关节约资源、保护环境的技术经济政 策,规范再生混凝土配合比设计方法,保证再生骨料在工程中的合 理应用,做到安全适用、技术先进、经济合理、确保质量,制定本 标准。
1.0.2本标准适用于建筑与市政工程所用的再生混凝土配合比 设计。
1.0.3再生混凝土配合比设计除应符合本标准规定外...