DL/T 5144-2001水工混凝土施工规范

Foreword1 Scope 2 Quoted Standards3 General4 Terms and Symbols 4.1 Terms 4.2 Symbols5 Materials 5.1 Cement 5.2 Aggregate 5.3 Admixtures 5.4 Additives 5.5 Water6 Mix Proportion Selection7 Construction

Foreword1 Scope 2 Quoted Standards3 General4 Terms and Symbols 4.1 Terms 4.2 Symbols5 Materials 5.1 Cement 5.2 Aggregate 5.3 Admixtures 5.4 Additives 5.5 Water6 Mix Proportion Selection7 Construction 7.1 Mixing　7.2 Transportation 7.3 Placement 7.4 Construction in rainy season 7.5 Curing8 Temperature Control 8.1 General 8.2 Temperature control measures 8.3 Temperature measurement9 Construction in Low-Temperature Seasons 9.1 General 9.2 Construction Preparation 9.3 Construction method and heat-preservation measures 9.4 Temperature observation10 Construction of Embedded Piece 10.1 General 10.2 Water-stop,expansion joint and drainage 10.3 Cooling and joint grouting pipeline 10.4 Iron pieces 10.5 Interior observation devices11 Quality Control and Check 11.1 General 11.2 Quality control of raw materials 11.3 Control of concrete mixing and concrete mixture quality 11.4 Check and control of placement quality 11.5 Strength testing and evaluationAppendixA (Normative Appendix)Calculation methods for average strength mfcu,standard defficientб,ssurance rate p and variation coefficient in one batchAppedixB (Informative Appendix)Calculation method of alkali content in concreteAppedixC (Informative Appendix)Calculating early strength of concrete by maturity degree methodAppedixD (Informative Appendix)Property indices of joint-sealing water-stop material