剪力墙分布筋体积配箍率计算用表

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1、利用表格计算剪力墙分布筋体积配箍率的方法剪力墙分布筋体积配箍率的计算公式如：、可从下表中查到。例：300厚剪力墙，水平分布筋φ12@200，拉筋φ8@400双向，求分布筋的体积配箍率。解：查表：表1a剪力墙约束边缘构件配箍特征值时的最小体积配箍率(%)混凝土强度等级(fc)C20(9.6)C25(11.9)C30(14.3)C35(16.7)C40(19.1)C45(21.1)C50(23.1)C55(25.3)C60(27.5)C65(29.7)C70(31.8)C75(33.8)C80(35.9)210.0.911.

2、131.361.591.822.012.202.412.622.833.033.223.42300.0.640.790.951.111.271.411.541.691.831.982.122.252.39360.0.530.660.790.931.061.171.281.411.531.651.771.881.99表1b剪力墙约束边缘构件配箍特征值时的最小体积配箍率(%)混凝土强度等级C20C25C30C35C40C45C50C55C60C65C70C75C80210.0.460.570.680.800.911.001.

3、101.201.311.411.511.611.71300.0.320.400.480.560.640.700.770.840.920.991.061.131.20360.0.270.330.400.460.530.590.640.700.760.830.880.941.003表2剪力墙拉筋体积配箍率(%)钢筋直径及间距制表公式：墙厚hF6@100X100F8@100X100F10@100X100F12@100X100F14@100X100F16@100X1002000.300.530.831.201.642.14250

4、0.300.530.821.181.612.113000.290.520.821.171.602.093500.290.520.811.171.592.084000.290.520.811.161.582.074500.290.510.801.161.582.065000.290.510.801.161.572.05表3剪力墙对称配置的分布筋体积配箍率(%)墙厚h钢筋直径及间距F8@100F8@125F8@150F8@200F10@100F10@125F10@150F10@200F12@100F12@125F12@150

5、F12@200F14@100F14@125F14@150F14@200F16@100F16@125F16@150F16@2002000.6280.5030.4190.3140.9820.7850.6550.4911.4141.1310.9420.7071.9241.5391.2830.9622.5132.0111.6761.2572500.4790.3830.3190.2390.7480.5980.4990.3741.0770.8620.7180.5391.4661.1730.9770.7331.9151.5321.27

6、70.9573000.3870.3090.2580.1930.6040.4830.4030.3020.8700.6960.5800.4351.1840.9470.7890.5921.5471.2371.0310.7733500.3240.2590.2160.1620.5070.4050.3380.2530.7300.5840.4860.3650.9930.7950.6620.4971.2971.0380.8650.6494000.2790.2230.1860.1400.4360.3490.2910.2180.6280.5

7、030.4190.3140.8550.6840.5700.4281.1170.8940.7450.5594500.2450.1960.1630.1230.3830.3060.2550.1920.5520.4410.3680.2760.7510.6010.5010.3750.9810.7850.6540.4905000.2190.1750.1460.1090.3410.2730.2280.1710.4920.3930.3280.2460.6690.5350.4460.3350.8740.6990.5830.437制表公式：

8、，为钢筋间距。表4剪力墙对称配置分布筋配筋率(%)墙厚h钢筋直径及间距F8@100F8@125F8@150F8@200F10@100F10@125F10@150F10@200F12@100F12@125F12@150F12@200F14@100F14@125F14@150F14@200F16@100F16@125F1