Rural Development, titled "Key Technology Research on the Application of Prefabricated Corrugated Steel Utility Tunnelr" (2018-K9-071). Relying on the project, it is the first Prefabricated Corrugated Steel Structure Utility Tunnel in China, with a total length of 1.651km, located in Wuyi County, Hengshui City, Hebei Province. The research content includes analysis of the mechanical performance of prefabricated corrugated steel Utility Tunnel, research on structural calculation theory and design methods, research on the durability of the Utility Tunnel, research on the sealing performance of the Utility Tunnel, research on the fire resistance performance of the Utility Tunnel, and the preparation of the "Design and Construction Guide for prefabricated corrugated steel Utility Tunnel".