Have your say on options to manage Adelaide’s beaches


In April last year, the South Australian Government announced an independent review of all available ways to manage sand movement along Adelaide's metropolitan coastline - from Seacliff to Semaphore - would be undertaken.

The Adelaide Beach Management Review Independent Advisory Panel, which is conducting the review, has come up with a shortlist of options to manage beach erosion, and is now inviting the public to provide feedback.

The options are:

  • Dredging - Sand would be collected from the seabed, either near the shore or further offshore, using a dredging vessel and delivered to beaches in need of sand via a floating pipeline.
  • Dredging and trucking - A combination of offshore dredging as outlined above, and a delivery of quarry sand to the beach using trucks.
  • Pipeline - Using underground pipelines to transfer sand and seawater from beaches where sand is building up to parts of the coast in need of sand. The sand would be collected and put into the pipeline either by using tractors and trucks on beaches, via a submersible pump operating from a crane on the Semaphore or Largs Bay jetties, or by using a temporary dredge.
  • Carting - continuing to move sand along the coast using trucks and machinery and external quarry sand.

Sand naturally moves along Adelaide's coastline northward, due to wind and waves.

When there is an interruption to this movement, it causes either a build-up of sand, such as at Glenelg and Semaphore Park, or erosion on beaches, including at Seacliff and West Beach.

Because of this, the State Government has managed the movement of sand along Adelaide's beaches for the past 50 years, to protect homes, businesses and infrastructure from storms, and to provide sandy beaches for the community to enjoy.

Independent Advisory Panel chairman Mark Searle said that without manually moving sand, some beaches would erode to rock and clay.

"It is very important to the success of the review that it is informed by an understanding of what matters most to the community," Mr Searle said.

"That's why the panel wants to hear your views on the different options before we provide advice to the State Government."

Currently, sand is being moved along our coast from where it builds up to areas that are being eroded either via trucks or a sand recycling pipeline.

South Australians have until Sunday 15 October to provide their feedback and vote on their preferred sand management option. To have your say, visit the YourSay website.

Following community engagement, the Adelaide Beach Management Review Independent Advisory Panel will provide advice to the government on the preferred solution.

For more information, visit Department for Environment and Water - Managing Adelaide's Beaches.

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