Yangzhou Mangdao Ship lock has carried out underwater dredging and obstacle clearance of the upper
and lower approach channels to ensure the safety of waterway transportation.
After entering the winter dry season, the Mangdao Ship lock successively organized technical personnel
to carry out cross-sectional measurement and sweeping of the upstream and downstream approach
channels, and found that there was siltation in the downstream approach channels. The gate organized
technicians and construction ships(including silt curtains) and machines to timely carry out dredging
work on the approach channel of the downstream gate section. The length of the approach channel
is about 200 meters, and the dredging of silt is nearly 400 cubic meters. The salvage depends on
25 and 1 anchor and block The stone is nearly 1 cubic meter. At the same time, the ship lock
cleared the waters near the ship pier of the upstream approach channel, salvaged and cleaned up
about 6 cubic meters of debris.