Project Introduction:
Hangzhou Zizhi Tunnel, with a total length of 14.4 kilometers, is the longest tunnel in Hangzhou and the longest urban tunnel in the country. The Hangzhou Zizhi Tunnel (Zijin'gang Road to Zhijiang Road) project was awarded China’s top construction quality honor—the Luban Prize. As the Luban Prize-winning urban tunnel for municipal projects in Zhejiang Province, the Zizhi Tunnel is also recognized as a Luban Prize-winning project among urban tunnels nationwide. The Luban Prize is a prestigious national award for engineering quality in the construction industry, highly valued and often referred to as the "Oscar" of the construction world.