Substructure Removal

Heerema’s Thialf Vessel Removes Goldeneye Topside And Jacket

The semi-submersible crane vessel Thialf has removed Shell’s Goldeneye wellhead platform located in the UK North Sea. The giant semi-submersible crane vessel (SSCV) Thialf owned…

Crowley tugs assist in TLP decommissioning

Crowley’s Ocean class tug Ocean Wind was the lead tug for the tow of decommissioned TLP. Showcasing its capability and versatility in providing total lifecycle…

Equinor awards contracts for North Sea decommissioning work

The Veslefrikk platform has been operating since 1989 (source: Equinor/Øyvind Hagen) Norwegian energy company Equinor has awarded Netherlands-based Heerema Marine Contractors (HMC) contracts for removal,…

World’s largest ship gets lifting-system upgrade

A new jacket-lifting system is being installed on the stern of Pioneering Spirit to enhance its lifting capability (source: Allseas) Allseas will upgrade the heavy-lift…

New artificial reef off Grand Isle sets a record

The tallest oil platform ever converted into an artificial reef in the Gulf of Mexico is now in place about 50 miles southeast of Grand…

Sleipnir offshore crane breaks own record for single jacket lift

HMC’s Sleipnir safely and sustainably removed Shell’s 10100 mT Brent Alpha jacket. Dutch firm Hereema Marine Contractors (HMC) has broken its own record a single…

OOS New SSCVs Undergoing Final Touches

The two offshore mast cranes on board OOS International’s semi-submersible crane vessel (SSCV) OSS Walcheren have been installed and load-tested, while the company’s SSCV OOS…

Drydocks World Starts Bokalift 2 Conversion for Boskalis

Image Credit: Drydocks World Dubai’s Drydocks World shipyard has started construction of the offshore wind installation vessel for the Dutch company Boskalis. Drydocks World held…

Tullow Awards Maersk Decom Bundled Project

Above is a Sept. 2019 photo of the subsea support vessel Maersk Installer during a subsea infrastructure removal, recycling and waste management project for the…

The Ongoing Debate Behind Oil Rigs on the Californian Coast

Krystal ChenStaff Writer The existence of oil rigs off the coast of California has been a continuous issue in Santa Barbara over decades. Ever since…

DEME: Orion’s New Crane Can Lift Nine Airbus Planes

Credit: DEME Group Offshore installation specialist DEME Offshore has shared that its flagship offshore vessel Orion has been fitted with a huge crane boom. The…

China resumes work on giant heavy-lift vessel

Concept: the Lankun heavy-lift vessel Photo: Image SHANDONG MARINE New company created to finance, build and operate unit destined for offshore decommissioning and installation work…

Saipem ‘beats all targets’ for 2019 as it swings back to profit

The Saipem 7000 lifting the Hywind turbine towers into their floating foundations Saipem has said it has “beat all targets” for 2019 after swinging back…

Boskalis uses Wärtsilä thruster solutions in crane vessel project

A Wärtsilä thruster solution will enable an existing hull to become the crane vessel Bokalift 2. (Image copyright Boskalis) Wärtsilä has committed to a demanding…

Opportunities Abound in Asia Pac

(File photo: Heerema Marine Contractors) Decommissioning in Southeast Asia and Australia offers a US$100 billion opportunity out to 2040 with a million tonnes of steel…

EnQuest plans to temporarily leave ‘precarious’ Thistle storage tanks on seabed

EnQuest has revealed plans to temporarily leave a pair of 1,200-tonne oil storage tanks from its Thistle platform at the bottom of the North Sea…

Ulstein converts Aegir into heavy-lift vessel

ROTTERDAM, the Netherlands – Ulstein has converted Heerema Marine Contractors’ Aegir from a deepwater construction into a heavy-lift vessel. After Heerema’s strategic reposition on its…

3,000 tonnes is enough: Ulstein’s strategy for heavy lift in the 2020s

Speaking during session two of the Offshore Support Journal Subsea Conference in London, Ulstein Design & Solutions sales manager Nick Wessels said current demand…

Fred. Olsen Windcarrier Removes Perenco Gas Platforms

Fred. Olsen Windcarrier’s jack-up vessel Blue Tern has recently completed the offshore works related to decommissioning of two gas platforms for Perenco UK Limited. Fred.…