Changsha Urban Flood Control Project
Changshan city is the capital of Hunan Province, loated at confluence between Laodao River and Xiangjiang River. The urban flood control project has built and improved the system and promoted the ability of flood control and waterlogging harness in Changsha City, improved the urban environment, and upgrade the urban quality. The flood control standard of this project is 200～100 year meet, ranking as grade Ⅰ～Ⅱ works. The main structures standards for dyke, culvert gate, bank protection, and river harness works rank as gradeⅠ～Ⅱ, which mainly including newly building, strengthening or rebuilding flood prevention dyke 95km, flood control wall 17km, culvert gate at 92 places, 40 electrical pumping station, and river harness 4km.