Perth TNTM

View the Temporary Notices To Mariners in the Perth region.

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  Notice 2019-19: Shallowing entrance to Two Rocks Marina

Inside entrance to Two Rocks Marina

Mariners are advised that a build-up of sand has developed inside the entrance to the Two Rocks Marina, reducing depths and the width of the navigational channel.

  • Chart reference: Department of Transport Chart WA1071 - Two Rocks.

Mariners are advised to navigate with caution when transiting the area.

Mark Beal, Navigational Aids Coordinator, Navigational Safety, Marine Safety, Department of Transport.

  • Start date:
  • End date:
  • Issued: 18/01/2019.

  Notice 2018-168: Jetty works, Geordie Bay Jetty, Rottnest Island

Geordie Bay, Rottnest Island

Mariners are advised that jetty works, including diving operations, will be carried out alongside Geordie Bay jetty from 22 November 2018 until further notice.

The works area will be delineated by fencing, signage and yellow buoys. Works vessels, including a works barge and associated equipment may remain inside the works area outside of operating hours.

Access to the south western side of the jetty will be closed during the above operations. The lower landing will be accessible to small craft. The freshwater tap will be accessible.

The international code flag 'A' will be exhibited whilst diving operations are in progress. Operators will monitor Marine Radio VHF Channel 16 during operating hours.

For further inquiries and in case of emergency, please call Programmed Facility Management Rottnest Island on (08) 9292 6000.

Mariners are advised to navigate with caution, comply with signage and keep well clear of the above works area when transiting in the vicinity of the Geordie Bay Jetty.

Mark Briant, Manager, Navigational Safety, Marine Safety, Department of Transport.

  • Start date:
  • End date: Until further notice
  • Issued: 23/11/2018.

  Notice 2018-154: Ocean Reef silting

Entrance to Ocean Reef Boat Harbour

Mariners are advised that a build-up of sand adjacent to the inner entrance groyne to the Ocean Reef Boat Harbour is restricting navigation in the channel. adjacent to the spur groyne.

Two temporary lit Port Markers are placed within the entrance channel to mark the extent of the silting.

The Port Marker Buoys are lit: RED - Fl 3 - 1 Mile.

The positions are at approximately:

  • Inner North Marker Lat 31 45.642' S Long 115 43.599'E.
  • Inner South Marker Lat 31 45.660' S Long 115 43.608'E.

Chart reference: Department of Transport Chart WA957 - Trigg

Mariners are advised to use caution when transiting the area and proceed with caution due to the reduced channel width.

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

  • Start date:
  • End date: Until further notice
  • Issued: 08/11/2018

  Notice 2018 -152: Closure of waters - Army Jetty Thomson Bay Rottnest

Army Jetty, Thomson Bay, Rottnest Island

Acting pursuant to the powers conferred by regulation 38B of the Rottnest Island Authority Regulations 1988, the Executive Director of the Rottnest Island Authority (RIA) has closed the following waters to all vessels, excluding bona fide emergency vessels and approved contractor vessels between 6:00 am on Saturday 3rd November 2018 to 6:00 pm on Saturday 4th May 2019.

Closure area: Thomson Bay - Army Jetty:

All waters bounded by the following four coordinates (GDA94 datum):

  • 115.54958'E, 32.00160'S.
  • 115.54977'E, 32.00105'S.
  • 115.55014'E, 32.00114'S.
  • 115.54987'E, 32.00193'S.

The above closure area is to ensure public safety and includes all waters within 10m of the Army Jetty structure excluding the Army Jetty boat ramp.

For further information about the above closure please contact the Rottnest Island Authority.

Mariners are advised to navigate with caution and maintain clearance when transiting this area.

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

  • Start date: 03/11/2018.
  • End date: 04/05/2019.
  • Issued: 01/11/2018.

  Notice 2018-95: Jetty works, Hillarys Boat Harbour

Hillarys Boat Harbour, Jetties B and C

Mariners are advised that works to demolish and replace Jetties B and C at Hillarys Boat Harbour are scheduled to be carried out from mid July 2018 to 31 May 2019, Monday to Friday, between 7:00 am to 6:00 pm as required.

The works, including pile driving activities, will be carried out using a barge 'GTS1' (specifications: 10 metres x 20 metres) and support vessels as required. Unlit piles will be in the water inside the works area. The works at Jetty B will be followed by works at Jetty C.

  • Chart reference: Department of Transport Chart WA957 - Trigg.

The works area will be delineated by yellow buoys, approx 1.3 metres in height, and equipped with yellow rhythmic lighting systems. Barge 'GTS1' and associated equipment will remain in the works area outside of operating hours.

All vessels taking part in the above works will exhibit shapes and lights in accordance with the Prevention of Collisions at Sea Regulations 1983 at all times. Operators will monitor Marine Radio VHF Channels 16 and 72 during operating hours.

Access to the Hillarys Boat Harbour fairway, boat ramp, existing jetty and charter pens will be maintained at all times.

Mariners are advised to use caution when transiting the area and keep well clear of the above operations at all times.

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

  • Start date: Mid July 2018.
  • End date: 31/07/2019.
  • Issued: 29/06/2018.

  Notice 2015-128: Sand bar, Jetty K, Hillarys Boat Harbour

Sand Bar, Jetty K, Hillarys Boat Harbour

Mariners are advised that a sand bar has been reported at the south east corner of Jetty K (inner most jetty adjacent to the boat ramp) in the Hillarys Boat Harbour.

The build up of sand has reduced charted depths in the general vicinity.

Chart Reference: Department of Transport Chart WA957 - Trigg.

Mariners are advised to exercise caution when navigating in the Hillarys Boat Harbour adjacent to Jetty K due to reduced depth.

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

  • Start date:
  • End date:
  • Issued: 27/08/2015.

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Page last updated: Fri Jan 18 2019 1:31:55 PM