The project is located in the center of Chengdu, on the east side of the Fuhe River in Chengdu. It starts from Jiuyanqiao in the north and connects with the sewage pipe after the expansion and reconstruction of the first ring road.
The south side of Fucheng Avenue is connected with the sewage interceptor in the financial city section. The radiation area of the pipe network accounts for about a quarter of the main urban area of Chengdu. The diameter of the sewage interceptor is 2 meters and 2.4 meters with the buried depth of 5.61 meters to 11.36 meters and the total length is about 7.5 kilometers. The construction line crosses the river course and many bridges, crosses with the construction of metro lines 6, 7 and 8 under construction, and includes many sub divisional and sub divisional works with greater risk beyond a certain scale.