近期,各地相继发布了2017年地下综合管廊建设规划。海南省三亚市2017年地下综合管廊建设计划已初步形成,今年将结合“双修”建设、棚改项目、道路改造等市政建设并行施工,再建地下管廊22.4公里。广东省广州市新开工地下综合管廊项目8个,总长度96.8公里。湖南省2017年计划开工建设地下综合管廊157.31公里,计划开工建设海绵城市92.1平方公里(包括2016年 Recently, all over the world have released the 2017 underground integrated corridor construction plan. Sanya City, Hainan Province in 2017 underground integrated corridor construction plan has been initially formed, this year will be combined with “double repair ” construction, shed reform projects, road reconstruction and other municipal construction parallel construction, and then build an underground pipe gallery 22.4 km. New underground underground pipe project in Guangzhou City, Guangdong Province, with a total length of 96.8 kilometers. Hunan Province plans to start construction of 157.31 km of underground integrated pipe gallery in 2017 and plans to start construction of 92.1 km2 of sponge city (including 2016