随着我国社会发展和市场化经济体制的不断深入,造价管理工作在工程项目建设中越来越受到人们的关注,工程造价管理占据的地位和起到的作用也越来越大。建设单位工程造价管理水平的高低直接影响到工程项目的投资成本,与工程项目取得的社会经济效益相关。城市轨道交通作为一种公共交通工具,是根据经济和社会发展需要而产生的,是为全社会服务的公益事业。自1969年10月1日北京第一条地铁建成通车,至2012年底,北京地铁总里程已达到442 As China’s social development and market-oriented economic system continue to deepen, cost management in the project construction more and more people’s attention, project cost management occupy the status and play a more and more important role. The level of construction project cost management directly affects the investment cost of the project and is related to the social and economic benefits achieved by the project. As a kind of public transport, urban rail transit is generated according to the needs of economic and social development and is a public welfare service for the whole society. Since October 1, 1969, the first subway in Beijing was opened to traffic. By the end of 2012, the total mileage of Beijing’s subway has reached 442