Dredging and sand bypassing

Find out about our dredging and sand bypassing programs at marine facilities across WA.


The Department of Transport (DoT) conducts dredging works to maintain the navigable channels at key marine facilities in Western Australia.

Download the fact sheet below for more information on our dredging programs.

Annual sand bypassing

DoT pumps sand around the Mandurah and Dawesville channels each year to ensure safe navigation while allowing the natural flow of sediment to continue along the coast.

Download the factsheets below for more information on our sand bypassing programs. 

Page last updated: Tue Jul 23 2024 3:01:31 PM