Duration Effecting Factors Identify & Controlling Research Of South-to-North Water Transfer Project

South-to-North water transfer project is a huge water transfer project withlong-distance and though drainage area. It's building will pay active role to Chineseeconomy and society development. The effectively controlling of duration will bring notonly great economic benefits but also society benefits. In order to control the wholeproject duration effectively and come to a duration with reason, this essay give thespecial research to this problem with expert talking, review on the spot and investigationquestionnaire. After the questionnaire design and analysis of South-to-North watertransfer project critical effecting factors of delay, the essay give the list ofSouth-to-North water transfer project critical effecting factors of delay. Then it discussthe risk evaluation way of duration delay and the duration delay transfer. At last thisessay put forward with pertinence the duration controlling suggestions about owner,designer, contractor and supervision.