The rapid development of China’s economy in the past 30 years is inseparable from the perfect road and bridge transportation system, the completion of roads and bridges promote the economic development and cultural exchange of two places, it can be said that the construction of roads and bridges boost the rise of China’s development. Therefore, it is crucial to make roads and bridges fully play their role and guarantee their quality. Under this circumstance, it is necessary to pay special attention to the supervision work in the construction process, the Hong Kong-Zhuhai-Macao Bridge that has just been built in China, if the supervision work cannot be done well, it is very likely that quality problems will occur; it does not play the purpose of communication between the two places. Therefore, it is of great significance to strengthen the discussion on the road construction supervision of roads and bridges. This paper put forward some opinions on the characteristics of road and bridge construction and the problems in the supervision process, and hope to provide some reference for relevant staff.