This paper explain about seriously problem recently when rainy season is coming up. The problem is many trees beside the street in big cities in Indonesia was fall down when rain with high speed wind. The problems could be huge disaster for many people in Indonesia. The real impacts from this problem are not only traffic jam but also cause of many victims were injured and others was die. If we see from the main function of the trees beside the street, especially for reduce pollution rate and be a lung of the city, it must have a seriously attention from local government. Doing this activities for prevent them to cutting off the trees. The focus of attention for this paper is make the fresh idea to design the system which is have a lot of function for codification and classification of trees beside the street in explicit knowledge based. So, the programs could be sustains when the local government had change their leader. The result of this research is model of integrated information system to maintain the information all of trees in the city, and then as a tools to prevent traffic accidents and for knowing status of all the trees in the city.