SECTION： 2 第 2 章 混凝土PART 1 GENERAL 第 1 节 总则1 DESCRIPTION 说明All concrete work is governed by this Section。所有混凝土工程受本章的管理.Work Included: Provide all cast-in—place concrete， complete and in place,as required by the Work， specified hereinon the drawings and specifications。 包括的工作：根据图纸上规定的工作和相关标准要求,完整而到位地提供所有现浇混凝。RELATED WORK: 有关工作1 General Requirements 一般要求2 Material 材料3 Concrete Mix 混凝土配合比4 Construction Requests 施工要求1.1.GENERAL REQUIREMENTS：一般要求1.1.1. Concrete shall be batched only with approved materials, approved mix designs， and at approved facilities。 只能使用批准的材料、批准的配合比设计和在批准的设施内对混凝土进行配料。1.1.2. The Contractor shall define the method of design of the mix ， by reference to a recognised published design method. 承包商应通过参考认可的设计方法确定配合比设计。1.1.3. Plant trials shall be carried out for each grade and type of concrete in the contract， 你unless approved otherwise by the Engineer. 除非监理工程师另有批准，应对每种标号和种类的混凝土进行工厂试验.1.1.4. Aggregate proportions shall be based on measured and not assumed relative densities. 集料的比例应根据测量的而非假设的相对密度.1.1.5. If requested by the Engineer， concrete mix designs which include an admixture shall be prepared and tested 假如监理工程师要求，应准备和检验含外加剂的混凝土配合比设计。1.1.6. Results of the trial mixes must demonstrate that the mix complies with the strength ， workability and durability requirements of specification. 试验配合比的结果必须证明所采纳的配合比符合法律规范的强度、和易性和耐久性要求。1.2.QUALITY ASSURANCE 质量保证1.2.1. Reference Codes and Standards 。 Concrete work shall conform in general to the requirements of BS 8110 and BS 5328。 参考法律规范和标准混...
