沟槽钢板桩及支撑计算(共5页).doc

精选优质文档-倾情为你奉上沟槽6.0m以内钢板桩及支撑计算h=H=0.256=1.5m S1=0.347H+0.12h=2.262mS2=0.359H+0.12h=2.334mS3=0.296H-0.24h=1.416mM=H3=0.07563=16.2KNmR1=H2=1.562=54KNR2=H2=2.462=86.4KN300每米3.3根。Wy=w =16.2 KNm / = 86.42=172.8 KN导梁：Mmax=86.4 / 82.02=43.2 KNm需W= Mmax / =43.2 KNm / 180Mpa=240cm.3 300 侧放W为300，亦满足。第一道支撑安置前检算桩入土深度：h=H=S1=1.82.262=4.07mS2+S3+h=5.25m (可以)第二道支撑安置前检算桩入土深度： h=H=0.3（S1+S2）=1.38m