Abstract: In the process of rapid development of economy and society, people pursuit of quality of life have higher, more and more hope in a green environment, low pollution and rapid urbanization in all kinds of municipal engineering project implementation, because there is a noise, dust and other kinds of pollution, the city people's life brought great interference. With the enhancement of people's awareness of energy conservation and environmental protection, in the implementation of various municipal engineering projects, engineering enterprises should change their construction concept and increase the application of energy conservation, green and environmental protection technology. Based on this, this paper will focus on the municipal engineering projects in the energy-saving green environmental protection technology, which is conducive to increase the promotion of energy-saving green environmental protection technology.