Transportation is the industry foundation of economical development in China and is also the main force to promote economical development and social progress.In recent years,expressway has a great increase of thousands kilometers every year in China.Now the development of expressway has become one of important factors to broaden internal needs and promote the development of national economy and its importance has been recognized by governments.With the rapid development of expressway,environmental effects have also increased protrudes out from eco-environment,land utilization,hydrogeology,soil and water resources,sound environment,and production and living of residents.Through the analyses of the factors influencing social economy,nature,and eco-environment,relevant protection measures are proposed to reach the purpose of sustainable development.