South West TNTM

View the Temporary Notices To Mariners in the South West region.

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  Notice 2017-66: Bridge deconstruction works, Koombana Channel Rail Bridge

Koombana Channel Rail Bridge, entrance to Leschenault Inlet, Bunbury

Mariners are advised that works to deconstruct the Koombana Channel Rail Bridge are scheduled to commence on Monday 29 May 2017 and are expected to be completed by Thursday 1 June 2017. The works will take place during daylight hours using land based and bridge based equipment. These works will result in temporary closures during operating hours.

The closure area will be encompassed by lateral and special mark navigational buoys.

An alternative two way upstream and downstream navigable channel will be maintained and clearly marked under the east side of the bridge whilst conducting works on the west side, and on the west side of the bridge whilst conducting works on the east side.

In accordance with Section 66 of the Western Australian Marine Act 1982, I hereby close the following navigable waters to all vessels (excluding bonafide vessels associated with the works), from Monday 29 May 2017 until Thursday 1 June 2017:

All the waters under the Koombana Channel Rail Bridge surrounding the bridge works area delineated by temporary lateral and special mark navigational buoys.

Mariners are advised that the alternative two way upstream and downstream navigable channel has a width of approximately 10 metres.

  • Operators will monitor Marine VHF Channel 16 during operating hours.
  • Chart reference: Department of Transport Chart 776 - Preston to Bunbury.

Mariners are advised to navigate with caution when transiting under the Koombana Channel Rail Bridge during the above works.

Authorised by: Peter Beattie, A/Director, Waterways Safety Management, Marine Safety Department of Transport.

  • Start date: 29/05/2017.
  • End date: 01/06/2017.
  • Issued: 25/05/2017.

  Notice 2017-26: Bridge construction works, Millbridge Collie River

Collie River, Millbridge to Treendale

Mariners are advised that construction works for a new bridge over the Collie River, approximately 1 km downstream of Forrest Highway, from Eaton Drive Millbridge to The Boulevard Treendale, will commence on 6 February 2017. These works are expected to be completed by 31 November 2017, with works taking place Monday to Friday during daylight hours, with provision to undertake works on Saturdays as required.

A temporary causeway and works area will be established into the Collie River from the north embankment, encompassed by a silt curtain and two yellow buoys equipped with flashing yellow lights.

The width of the river will be temporarily reduced to approximately 25 metres during these works.

Mariners are advised to use caution when transiting the area and to remain well clear of the above works area.

Authorised by: Mark Briant Manager, Navigational Safety, Marine Safety, Department of Transport.

  • Start date: 06/02/2017.
  • End date: 30/11/2017.
  • Issued: 06/02/2017.

  Notice 2015-154: Disposal site high spots, Marina vicinity, Port Geographe

Geographe Bay, Port Geographe Marina vicinity

Mariners are advised that areas of reduced charted depth remain following the offshore disposal undertaken as part of previous maintenance dredging at the Port Geographe Marina.

These high spots are located approximately one kilometre to the north of the marina entrance and approximately 450 metres from the shore, within a 100 metre radius of the following coordinate:

  • 33°37.401'S, 115°23.732'E (WGS 1984).

Mariners are advised to use caution when transiting the area.

Authorised by: Mark Briant Manager, Navigational Safety, Marine Safety Department of Transport.

  • Start date:
  • End date: Until Further Notice.
  • Issued: 30/10/2015.

  Notice 2014-58: Temporary removal of navigation aids, Deadwater, Augusta

Deadwater, Augusta

Two lateral navigation aids adjacent to Point Frederick, Augusta have temporarily been removed until further notice due to large amounts of sand accretion at the entrance to the Deadwater.

Shallowing has occurred throughout the area known as the Deadwater and mariners are advised to navigate with caution.

Chart Reference: Department of Transport Chart DMH698 - Hardy Inlet

Authorised by: Mark Briant Manager, Navigational Safety Marine Safety Department of Transport.

  • Issued: 21/02/2014.

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Page last updated: Thu May 25 2017 10:55:57 AM