Xiaonanhai Dam Xiaonanhai Dam The Xiaonanhai Dam was a proposed dam on the Yangtze River in Chongqing, China. It was to have an associated 1,760 MW hydroelectric power station. Preliminary construction on the dam began on 29 March 2012 and earliest completion was expected in 2019. However, it was cancelled in March 2015 due to environmental concerns. The project, under responsibility of the Chongqing municipal government, was initiated under the stewardship of Bo Xilai prior to his fall from grace in 2012. The dam was to be constructed by China Three Gorges Corporation 40 km upstream of the city, and 700 km
Arch dam Arch dam An arch dam is a concrete dam that is curved upstream in plan. The arch dam is designed so that the force of the water against it, known as hydrostatic pressure, presses against the arch, compressing and strengthening the structure as it pushes into its foundation or abutments. An arch dam is most suitable for narrow canyons or gorges with steep walls of stable rock to support the structure and stresses. Since they are thinner than any other dam type, they require much less construction material, making them economical and practical in remote areas. In general, arch dams