Study On The Early Investment Control Of Large-scale Public Projects Based On Life Cycle Of Cost

In recent years,large-scale public projects have been builded more and more popular in our country,after the 2008 Beijing Olympic Games successed, there has been an increasing number of large-scale projects,such as the National Grand Theater,the National Stadium,National Swimming Center,Tianjin Olympic Stadium and so on.After the Large-scale public projects successfully completed,we see the great achievements,at the same time we also should notice that there are a number of issues in the process of building large-scale public projects,especially the early investment control of large-scale public projects.This paper presents the research of the investment control in domestic and foreign countrys.In order to solve the problems which exist in the construction of large-scale public projects,the paper according the life cycle of cost theory,proposes a management system which could control the investment.In decision-making stage,we set up an estimation of dynamic investment model,make an comprehensive economic analysis which consider all the stakeholders,use value management theory to make feasibility study.In the design phase,we clear the key factors which impact the life cycle of cost, discuss the investment control method,design optimization,bid evaluation methods which based on life cycle of cost theory.