MULTI-LAYER FUZZY DECISION FOR IMPROVEMENT OF EXPRESSWAY FOUNDATION
Feng Zhongren1， Zhu Ruigeng1， Yao Aimin2
(1 Inst. of Civil Engineering and Architecture，Wuhan University of Technology， Wuhan 430070 China) (2Hubei Wuqiao Geotechnical Ltd.， Wuhan 430000 China)
Abstract：With the rapid development of expressway in China，the ground improvement is becoming more and more important. The decision of the ground improvement method often depends on the experience of engineer. A module of multi-layer fuzzy decision of the ground improvement method is set up for the expressway foundation construction. The values of the affected factors in rule layer and index layer are assigned. The character index matrix of project layer is set up and the total evaluation on projects is made. Combined with the project of ground improvement of the second cincture road in Wuhan，a case study is done and satisfying result is obtained.
2002, Vol. 21 
