Large diameter bored pile construction of main tower pier of Anqing Changjiang railway Bridge
Integrating with Anqing Changjiang railway Bridge engineering practice,it introduces 2.5 m large diameter bored pile construction technology,respectively describes driller selection and bored pile construction procedure,puts forward corresponding solutions in light of collapse and driller sticking problems,which has accumulated valuable experience for similar large diameter bored pile construction.
The paper introducess the implemented conditions which colling recycle of flexible base on Ying-DaLine.It over all xpounds the investigation of road condlitions of original pavement,indoor trial study,determination of trial lot plan as well as completion of trial lot etc.