深层水泥搅拌桩加固桥台后软基施工及质量控制技术

RailwayEngineeringSeptember,2005:100321995(2005)09200042021,2,2(11,200030;21,100018):,::U443115:B1,()(),671807km,,,,,60cm,,,,,,,,15%,2,,,,,,211fq=mfkPAd+(1-m)ftfq(kPa);fk,fk=K(Upni=1fiLi+Apfp)(kN),K,Up(m),fii(kN),Lii(m),Ap(m2),fp(kPa);Ad(m2);m,m=nAdPA,n,A;ft(kPa)2121),,,,,,2),,,,,213600mm,7m,,115m115m3,4©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,2,311(1)1312,3215,(1800kgPm3)12%15%,01450150,,0120%0125%,1%,2%,,,,2min,(014m3),,32mm,313,,314,,,,018mPmin,10A315,,316,,,,018mPmin,014016MPa,70%80%317,,,,,,,20%30%,318,,,319,2,110115m23110:,,:9d,,4,,,,,,,:2005-06-16()520059©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.