1.恒载 厚 30 × = 厚 20 × = 厚 25 × = 厚 17 × = gk = 2.活载 标准值 k N/㎡ 可变荷载效应起控制作用 γG = 1.2 γQ = 1.2 × = 1.3 × = p=g+q = 5.39 + = 5.39 + = 1.3 kN/㎡ 3. 板的内力计算及配筋 ρmin =0.45 f t/ f y = 0.45 × #### / = Asmin = ρminbh= × 1000 × = mm2 C?(20,25,30,35,40,45,50,55) 混凝土等级 3. 1 板无嵌固 m 板厚 mm 板厚取 mm ly= m lx/ly =3 75 一、板的荷载计算 C = 25 HRB 1.3 3 钢筋混凝土结构双向板配筋简易计算 335 HRB(235,335,400) 纵筋强度等级 0.15 0.255 kN/㎡0.015 钢筋混凝土