2008 年 73 巻 630 号 p. 1775-1782
In a construction project, each participant has to make decisions timely about the critical things. However, the decision making of each participant especially client tends to be delayed. In this paper, the system to support the decision making process of production information in construction is build up. Firstly, the decision making of production information through the actual process of design, order, construction are explained and the delay of the decision making are showed. Next, the process planning of critical construction is focused and the influence depending before and behind the decision making in the process planning is clarified. Finally, the influence degree to the project based on the process planning is quantified and the system to support the decision making is presented.