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ONA Marine

Marine Services in Perth

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News

News · May 19, 2022

Deep Sea Mooring Integrity

Deep Sea Mooring Integrity

ONA Marine were recently awarded and completed a full subsea mooring integrity review scope for a valued marine operator after the location experienced mooring failures due to a lack of maintenance and adequate integrity activities. The client chose ONA due to our extensive experience in the design, maintenance and management of deep-sea moorings and in..Read Article >

News · May 18, 2022

30Te Shackle Load Cells

30Te Shackle Load Cells

ONA Marine have load cells designed into 10Te Crosby shackles for mooring installation activities. These load cells are particularly useful when continuous monitoring is required with digital readouts available on mobile phones.  The units are factory calibrated and read loads of 0 to 30Te. They are particularly useful for calibrating anchor handler main and tugger..Read Article >

News · May 18, 2022

New Scientific Mooring Clump Weight

New Scientific Mooring Clump Weight

ONA Marine are pleased to announce a new 200kg scientific clump weight. The clump weight is designed with a recessed padeye that allows stacking of the clumps for transportation and impact protection around the top of the unit. We have had numerous requests for such mooring clumps and in this instance to weight is customisable..Read Article >

News · May 18, 2022

Nauru Mooring Integrity Scope

Nauru Mooring Integrity Scope

ONA Marine recently completed a full subsea mooring integrity and inspection scope for the Port of Nauru, Phosphate loading facility. The detailed technical scope was commissioned by sponsors and was undertaken for a large consulting firm in Brisbane. Nauru is a tiny phosphate rock island nation located in the South Pacific Ocean south of the..Read Article >

News · May 13, 2022

Another Lord Howe Island Mooring

Another Lord Howe Island Mooring

A tourist operator on Lord Hose Island recently called on ONA Marine expertise in the mooring field to design of a new mooring at Lord Howe Island. This work was on the back of previous work by ONA Marine supporting NSW Marine Rescue with a more complicated mooring scope. The new mooring to suit a..Read Article >

News · February 15, 2022

Refurbished Train Wheels – Arrived Today

Refurbished Train Wheels – Arrived Today

ONA Marine has just received a new shipment of refurbished 400kg train wheels suitable for use as mooring anchors on inshore moorings. The wheels are constructed of high tensile hardened steel ensuring a long subsea life and minimal corrosion.  Contact us for a quote or for a more comprehensive mooring solution.

News · October 20, 2021

Lord Howe Island – Sea Rescue Mooring

Lord Howe Island – Sea Rescue Mooring

ONA Consultants recently completed a mooring consulting scope with NSW Sea Rescue. The client called on ONA expertise in the mooring field to support considerations for their new rescue capability, the former NSW Police 16m patrol vessel “Fearless” to be situated at the island to support sea rescue endeavors in the Pacific Ocean. The lagoon..Read Article >

News · January 24, 2020

Completion of Mooring Installation

Completion of Mooring Installation

ONA Marine, for the Cardno Maritime Team took the lead on the re-design and refurbishment of terminal tug moorings in North Queensland. The cope included investigation, installation scoping, specification and implementation of best practice mooring standards. The moorings had previously been installed and inspected by various marine contractors yet had a history of ongoing failures…Read Article >

News · November 24, 2019

ONA Marine completes extensive diver inspection campaign.

ONA Marine completes extensive diver inspection campaign.

ONA were recently contracted to scope and oversee diving operations including measuring and establishing the integrity of mooring chain components in North Queensland. The moorings had suffered a history of problems commencing since installation using second hand equipment. Using best practice mooring integrity and inspection approaches ONA were able to assist our client baseline and..Read Article >

News · March 6, 2018

20Te Steel Clump Weight Basket

20Te Steel Clump Weight Basket

ONA Marine have designed and supported fabrication of 4 x 20Te Clump Weight Baskets. These baskets are designed to take either 4x5Te or 2 x 10Te concrete clump weight opening up flexibility and lowering installation costs. The clump weights will be used to moor spar navigation buoys in approximately 20m of water. The steel baskets..Read Article >

News · September 20, 2017

16.5m Spar Navigation Buoys for Marine Terminal

16.5m Spar Navigation Buoys for Marine Terminal

ONA were recently awarded  design and fabrication support for 4 x 16.5m steel navigation buoys for use at an offshore marine terminal in Western Australia. The buoys will be installed by an installation contractor and moored in depths of 20-21m using clump weights. Each buoy is fitted with a flashing solar Sealite type lights and..Read Article >

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Mooring Assett Services

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  • Installation and Commissioning
  • Planning and Field Operations
  • Inspection and Maintenance
  • Decommissioning and Disposal

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  • Chain Inspection Gauges
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  • Screw Anchors
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