With the building of expressways, the problem of soft ground was becoming more and more protrusive and has been one of key factors influencing project quality, project cycle and project cost. So it was a very important task to strengthen the research on the improvement of expressway soft ground, which affected the development of traffic project in China. This paper proposed adaptive resonance theory (ART) neural net which was used to make decision about soft ground improvement method of the expressway. An example showed that the calculated results of this model were in compliance with the prac...
