Recently, the follow-up project of Zhijiang Three Gorges, the first section of the 2019-2020 channel
maintenance dredging project of the key reaches of the middle reaches of the Yangtze River was
successfully completed. The smooth implementation of the project has ensured the smoothness
and safety of the fairway during the dry season. It was used work boat with silt curtains and
excavators. After acceptance by third-party measurement, the project has achieved the
expected design effect, and the channel conditions have been significantly improved.