DL/T 5112-2009水工碾压混凝土施工规范

Foreword1 Scope2 Normative References3 Terms4 General5 Materials　5.1 General rules　5.2 Cement　5.3 Admixtures　5.4 Extenders　5.5 Aggregates　5.6 Water for mixing and curing of concrete6 Mix Design7 Construction　7.1 Preparation prior to placement

Foreword1 Scope2 Normative References3 Terms4 General5 Materials　5.1 General rules　5.2 Cement　5.3 Admixtures　5.4 Extenders　5.5 Aggregates　5.6 Water for mixing and curing of concrete6 Mix Design7 Construction　7.1 Preparation prior to placement　7.2 Mixing　7.3 Transportation　7.4 Formwork　7.5 Unloading and spreading　7.6 Rolling compaction　7.7 Joint　7.8 Treatment of lift surface and joint surface　7.9 Placement of different kinds of concrete　7.10 Placement of grout enriched vibratable concrete"　7.11 Construction in high temperature or dry season 7.12 Construction in low temperature season 7.13 Construction in raining season 7.14 Construction of embedment 7.15 Curing8　Quality Control and Assessment　8.1 Inspection and control of raw materials　8.2 Inspection and control of mixture 8.3 Inspection of RCC quality in-situ 8.4 Quality assessmentAppendix A (Normative) Conversion coefficients of compressive strength between cylindrical specimen and cubic specimen with different height-diameter ratiosAppendix B (Normative) Calculation methods of concrete average strength mfcu, standard deviation o-and strength assuring percentage P