文档介绍：SECTION 900 - CONCRETE WORKS
901 SCOPE OF SECTION
902 DEFINITIONS
903 MATERIALS FOR CONCRETE材料
A General
B Cement水泥
C General requirements for aggregates一般规格的骨料
D Fine aggregate细集料
E Coarse aggregate粗骨料
F Testing aggregates骨料试验
Acceptance testing验收测试
Compliance testing顺应性测试 10
G Water for concrete and mortar混凝土和砂浆用水 10
H Admixtures and cementitious extenders外加剂和胶凝混合剂 10
904 THE DESIGN OF CONCRETE MIXES混凝土配合比设计 11
A Classes of concrete混凝土等级 11
B Design of proposed mixes配合比设计 11
905 SITE TRIAL MIXES现场试验 13
906 QUALITY CONTROL OF CONCRETE PRODUCTION混凝土拌和质量控制 13
A Sampling取样 13
B Testing试验 14
Consistence坍落度 14
Water/cement ratio水灰比 14
Air content孔隙率 14
Flakiness Index剥落度 14
Crushing concrete cubes抗压强度 14
C Valid cube results有效立方体试块结果 15
D Acceptance criteria for characteristic strength concrete高强度混凝土验收标准 15
E Non-compliant test results不符合规范的试验结果 15
907 MIXING CONCRETE混凝土 16
908 TRANSPORT OF CONCRETE混凝土运输 18
909 PLACING OF CONCRETE现浇混凝土 18
A Consent for placing允许浇注条件 18
B Preparation of surface to receive concrete表面准备以进行混凝土浇注 18
C Placing procedures浇注工序 19
D Placing concrete under water水下混凝土灌注 20
E Interruptions to placing灌注中断 22
F Dimensions of pours浇筑尺寸 22
G Placing sequence灌注工序 22
910 PROTECTION OF CONCRETE FROM THE ENVIRONMENT保护混凝土避受环境因素的破坏 23
A General概述 23
B Protection from rain保护混凝土免受雨水影响 23
C Hot weather precautions夏季防护措施 23
D Cold weather precautions冬季防护措施 24
Mixing and placing拌和及浇注 24
Initial curing初期养护 25
Placing concrete under water水下混凝土 25
E Protection from soil or water with high sulphate content防护混凝土免受高硫酸盐土壤或水的影响 25
F Waterproofing Buried Concrete Surfaces地下混凝土表面防水 25
911 COMPACTION OF CONCRETE混凝土抗压强度 26
912 CURING OF CONCRETE混凝土养护 27
A General概述 27
B Materials材料 28
C Methods of curing concrete养护方法 28
Formwork in-place method模板安装 28
Water method浸水法 28
Liquid membrane curing compound method液膜养护化合物法 28
Waterproof cover method防水盖 29
Heated housing method温室养护 29
Accelerated curing by stea