Civil engineering is the planning, construction and maintenance of everything related to water, soil and culture. At present, the general civil engineering projects include: bridges, drainage, roads, transportation and water conservancy. In the past, all non-military civilian projects were classified this class. However, as engineering science became more and more extensive, many of the original contents of civil engineering had become independent.
Civil engineering is to raise the quality of life of the people, to promote the public welfare of the people for the purpose, and then transform the land, the environment and the prevention and control of the occurrence of a public works. But also because of the four major necessities of national life, and is closely related to the well-being of the people. Therefore, the civil works are also the basic construction projects that directly or indirectly solve the four major problems of the people's livelihood.