桥梁塔柱大体积混凝土温度控制指南.doc

桥梁塔柱大体积混凝土温度控制指南 　　 　 桥梁塔柱大体积混凝土温度控制指南 　Technical Guide for the Temperature Control of Bridge Tower and Pier Mass Concrete 　DB ××/T ×××—20×× 　I 目 录 　 前 言 ················································································································ III 1 　范围 ·························································································································· 1 2 　规范性引用文件 ·········································································································· 1 3 　术语和定义 ················································································································· 1 3.1 　 大体积混凝土 　MASS CONCRETE 　··················································································· 1 3.2 　 绝热温升 　ADIABATIC TEMPERATURE RISE 　········································································ 1 3.3 　 入模温度 　THE TEMPERATURE OF MIXTURE PLACING TO MOLD 　················································· 1 3.4 　 温升速率 　THE RISING SPEED OF TEMPERATURE 　·································································· 1 3.5 　 温升峰值 　THE PEAK VALUE OF RISING TEMPERATURE 　··························································· 1 3.6 　 内表温差 　TEMPERATURE DIFFERENCE OF CENTER AND SURFACE 　·············································· 1 3.7 　 表环温差 　TEMPERATURE DIFFERENCE OF SURFACE AND AMBIENT 　············································ 2 3.8 　 降温速率 　THE DESCENDING SPEED OF TEMPERATURE 　··························································· 2 3.9 　 抗裂安全系数 　SAFETY FACTOR OF CRACK - RESISTANCE 　························································ 2 3.10 　 浇筑间歇期 　POURING INTERVAL 　·················································································· 2 3.11 　 气温骤降 　SUDDENLY DROP IN AIR TEMPERATURE 　······························································ 2 3.12 　 稳定温度 　STABLE TEMPERATURE 　················································································· 2 3.13