（200分）翻译一段中文摘要

Abstract：（摘要：） The bridge foundation works to develop today, has not hydrological and geological conditions of control, which attaches importance to the project structure itself and economic benefits. To project a success, project management of the organization's resources to plan, organize, control and coordination. Use this tool to improve project management process, enhance the management level, to better achieve the objectives of the project. If the progress of construction projects in the planning unreasonable, it will inevitably lead to the uneven distribution of resources, the impact of economic benefits. Decomposition of the work of project management is a very important aspect of the project started in the course of the project and after the commencement of the project has to be the work of decomposition. WBS is the main item of the whole project will become a manageable decomposition of the specific work units. In formulating plans for the project, Microsoft Project wi