钻孔灌注桩桩身承载力计算 桩直径: 0.8m 面积: 502654mm2 砼:C35 配筋率按 0.3%控制=1507mm2 1、桩身承载力 N=Ψc *fc*A+0.9*fy*A =0.7x16.7x502654+0.9x360x1507 =6364KN 特征值: Nk=N/1.35=4710KN 桩直径: 1.0m 面积: 785400mm2 砼:C35 配筋率按 0.3%控制=2356.2mm2 1、桩身承载力 N=Ψc *fc*A+0.9*fy*A =0.7x16.7x785400+0.9x360x2356.2 =9944.735KN 特征值: Nk=N/1.35=7366.47KN 桩直径: 1.2m 面积: 1130973mm2 砼:C35 配筋率按 0.3%控制=3392.9mm2 1、桩身承载力 N=Ψc *fc*A+0.9*fy*A =0.7
钻孔灌注桩桩身承载力计算 桩直径: 0.8m 面积: 502654mm2 砼:C35 配筋率按 0.3%控制=1507mm2 1、桩身承载力 N=Ψc *fc*A+0.9*fy*A =0.7x16.7x502654+0.9x360x1507 =6364KN 特征值: Nk=N/1.35=4710KN 桩直径: 1.0m 面积: 785400mm2 砼:C35 配筋率按 0.3%控制=2356.2mm2 1、桩身承载力 N=Ψc *fc*A+0.9*fy*A =0.7x16.7x785400+0.9x360x2356.2 =9944.735KN 特征值: Nk=N/1.35=7366.47KN 桩直径: 1.2m 面积: 1130973mm2 砼:C35 配筋率按 0.3%控制=3392.9mm2 1、桩身承载力 N=Ψc *fc*A+0.9*fy*A =0.7