SMW工法三轴、双轴搅拌桩面积计算.docx
SMW工法三轴搅拌桩,直径850mm,搭接250mm。α=arcos300/425=45.1o
(4252-3002)1/2=301.04
S =301.04×300=90312mm2
△
S =(2×45.1o/360o)×π×4252=142177.79mm2
扇
S=142177.79-90312=51865.79mm2
D
二孔法面积(每二孔计一中幅)
每幅面积=2×π×4252-2×51865.79=1031168.77mm2=1.0312m2
三孔法面积(每三孔计一大幅)
每幅面积=3×π×4252-2×2×51865.79=1494887.36mm2=1.495m2
SMW工法三轴搅拌桩,直径1000mm,搭接250mm。α=arcos375/500=41.4o
(5002-3752)1/2=330.72
S =330.72×375=124020mm2
△
S =(2×41.4o/360o)×π×5002=180550mm2
扇
S=180550-124020=56530mm2
D
二孔法面积(每二孔计一中幅)
每幅面积=2×π×5002-2×56530=1456940mm2=1.457m2
三孔法面积(每三孔计一大幅)
每幅面积=3×π×5002-2×2×56530=2128880mm2=2.129m2