This paper studies civil engineering undergraduate education reform in China in the context of sustainable development. At first, from the perspective of sustainable development and symbiosis, group decision-making for the construction project aiming at the sustainability and the harmony of development is very necessary for ensuring the common and long-term interests of all the stakeholders and their successors, which should be performed based on the consensus and cooperation of all the decision-makers. Secondly, some present problems of civil engineering undergraduate education in China, which can do harm to group decision-making, are discussed. In the end, this paper gives some suggestions for civil engineering undergraduate education reform in China, to help the undergraduates establish the concepts of sustainable development, harmonious symbiosis and group decision-making in their minds consciously, so as to make them achieve sustainable development and harmonious relationship between the construction project and the environment actively during their future work.