Category Archives: IMR & Construction

Island Performer getting ready to perform in Gulf of Mexico

A naming ceremony was held for the subsea vessel ‘Island Performer’ in Norway on Friday, June 27, 2014.

The Island Performer, owned by Island Offshore, is getting ready its her work for FTO in the Gulf of Mexico.

The vessel is equipped with a large intervention tower over the main moon pool, a 250-tonne AHC Offshore Crane and two deep-sea work ROVs.

With a length overall of 130m, and width of 25m, the vessel can accommodate 130 people.

The Island Performer is particularly developed to suit the scope in the FTO contract in which Riser-less Light Well Intervention and Inspection, Maintenance, Repair are main tasks.

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Ocean Installer wins subsea installation job in GoM

Ocean Installer has been awarded a subsea installation job in the Gulf of Mexico with one of the world’s leading international oil and gas companies on its largest deepwater producing field which sits in over 1800m water depth.

This is Ocean Installer’s first SURF contract in the GoM and marks a milestone for the company in the region.

The project, which involves the installation and testing of umbilicals and associated equipment, will be managed from the Ocean Installer Houston office with onshore preparations starting immediately. Offshore work will take place this summer and Ocean Installer will be utilising the Subsea Construction Vessel (CSV) the Normand Clipper, which is on a long-term charter from Solstad Offshore.

“This is our first SURF job in the GoM and we are very pleased to have secured this work only a year after we established our Houston office and less than four months after introducing our first vessel in the region. We are now looking forward to working closely with our client to execute the project in a safe, high quality and efficient manner,” says Mike Newbury, President of Ocean Installer in the US.

Ocean Installer opened its Houston office in April 2013 and the Normand Clipper arrived in Houston in January. The vessel has been well-received in the market and has since its arrival experienced good utilisation executing several jobs in the regional spot market.

Press Release, May 02, 2014

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Huisman to Deliver Well Intervention System for Helix’s Q7000

Huisman, a Dutch specialist in lifting, drilling and subsea solutions, has secured a new contract from Helix Energy Solutions Group, Inc. for the delivery of a Well Intervention System onboard Helix’s new build Semi submersible “Q7000”.

The system, which is based on Huisman’s proven Multi Purpose Tower (MPT) design, will be built by the Huisman production facility in China.

The fully integrated 800mt Well Intervention System will be capable of handling the Intervention stack, the high pressure riser and other components. The Huisman Multi Purpose Tower has the same functionality as a normal derrick but offers improved accessibility to the well center, which allows for new improved handling procedures that increase efficiency and safety. The superior accessibility to the well center and the small footprint of the MPT are ideally suited for well intervention and subsea installation services. Subsea equipment can be skidded into the well center from three sides, offering enhanced flexibility.

The active heave compensation hoist system of the MPT provides excellent means for safe landing of equipment at the seabed while the passive heave compensation system provides a safe and redundant means to supply top tension to the risers. A guide trolley, travelling the entire length of the tower, guides the subsea modules during lifting operations. The system also features multiple transfer hatches that can be used to move equipment into the well center, and a skiddable work floor covering the moonpool flush with main deck.

The skiddable work floor allows large subsea modules to be deployed, without the need for a raised work floor. When large objects need to pass the moonpool the work floor can be skidded aside. In closed position, the work floor is flush with the main deck, which significantly reduces HSE risks and improves equipment handling on deck.

In addition to the Well Intervention System Huisman will also supply a 150mt Knuckle Boom Crane and a 160mt Pedestal Mounted Crane. Previous orders from Helix, amongst others, the Multi Purpose Tower onboard the “Q4000”, “Well Enhancer” as well as the cranes for the “Q4000” and “Q5000”.

Press Release, October 09, 2013

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Q7000: Helix Orders Semi-Submersible Rig from Sembcorp Marine

Sembcorp Marine’s subsidiary Jurong Shipyard has secured a US$346 million contract to build a second semi-submersible well intervention rig for Helix Energy Solutions Group, Inc. (Helix), a market leader in subsea well intervention services.

Scheduled for delivery in mid-2016, the semi-submersible light well intervention rig will be built based on a design jointly developed by Sembcorp Marine Technology Pte Ltd (SMTP), a fully-owned Research & Development subsidiary of Sembcorp Marine, and Helix. Featuring the latest technology, the rig – named Q7000 by Helix – is an efficient purpose-designed platform with capabilities to perform a wide variety of tasks, including conventional and extended top hole drilling, subsea construction, decommissioning well intervention, coiled tubing operations and twin ROV deployment.

The Dynamic Positioning (DP) class 3 unit has the ability to operate in deepwater operations worldwide, including the North Sea and West of Africa.

William Gu, General Manager of Offshore Division said: “We are honoured that Helix has chosen to build their second semi-submersible well intervention rig with us. This repeat order is significant as it testifies as to their trust and confidence in our design and building capabilities in rigs with well intervention and subsea capabilities that are customised to meet this new growth segment of the market. We are committed to build on our partnership with Helix and to meet their stringent standards of quality, safety and reliability.”

Owen Kratz, Helix’s President and Chief Executive Officer, said: “We are pleased to work with our trusted partner Jurong Shipyard on this second unit of the semisubmersible well intervention rig, to be named Q7000.”

The above is not expected to have any material impact on the consolidated net tangible assets per share and earnings per share of Sembcorp Marine for the year ending December 31, 2013.

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USA: Hercules Offshore Sells Domestic Liftboats to All Coast

All Coast, LLC, a newly formed company for the marine services industry founded by John Powers and John Nesser III, has completed the acquisition of Hercules Offshore’s domestic liftboat assets.

This $57.5 million acquisition includes 29 actively marketed liftboats ranging from class 105 to class 229, 10 inactive liftboats and additional related assets.

All Coast is a limited liability company, newly formed for this transaction, with John Powers and John Nesser III leading as Managers and Co-CEOs.

Powers and Nesser, All Coast managers and co-chief executive officers, each have more than 40 years of experience in the oil and gas, engineering and maritime industries.

Throughout his career, Powers has owned and operated numerous energy and marine services companies including Power Offshore Services, LLC; Reeled Tubing, LLC; Seatrax, LLC; and Coastal Drilling Co.

Previously, Nesser served as the executive vice president and chief operating officer for McDermott International, where he held executive positions for more than 10 years.

All Coast domestic operations will be led by Byron Allemand, vice president and chief operating officer, and the operations center will remain in Lafayette, La.

Nesser commented that “John and I have been looking for the opportunity to re-enter the liftboat industry as owners and operators for several years.

“We look forward to the challenge of serving the offshore market with the highest standards of service and safety,” Nesser further noted. “We expect to grow All Coast and expand our fleet with new acquisitions and new builds.”

Joining Powers and Nesser is The Fleming Corporation, a private equity investment firm that will provide capital and a long-term perspective on value creation. The new owners are committed to growing the fleet’s market-leading position. Financing for the acquisition and working capital has been provided by Whitney Bank.

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Ulstein Presents Benefits of Its SX121 Design

Advancement in technology is permitting the offshore oil and gas industry to move into progressively deeper and colder waters in remote locations. ULSTEIN supports this development by providing products and solutions that contribute to safer, smarter and greener operations.

A case in point is the versatile and flexible OCV/subsea vessel design SX121, which ULSTEIN is currently building customized versions of for GC Rieber Shipping and Island Offshore. The design can be tailored for a multitude of offshore construction and subsea operations in deep and ultra-deep waters both below and above the Arctic Circle.

Deepwater and ultra-deepwater projects occur outside of the continental shelf at water depths between 400 and 1,500 metres and depths greater than 1,500 metres respectively. Deep waters mean remote locations, harsh weather conditions and sensitive ecosystems. This type of environment requires vessels that are reliable and safe, cost-efficient and environmentally sound.

“We aim to develop ships that can operate reliably, safely and efficiently in harsh conditions with as small an environmental footprint as possible. The robust configuration, system integration and X-BOW® hull line of the SX121 ensure safety and comfort for the crew, an increased operational window and significantly reduced environmental impact,” says sales manager in Ulstein Design & Solutions, Lars Ståle Skoge.

Currently, there are four sailing SX121 vessels designed and built by ULSTEIN. The vessels, which operate in different segments such as offshore construction, riserless well intervention and inspection/maintenance/repair, have received very good feedback.

Gordon L. Wilkinson in Veolia ES said the following about ‘Viking Poseidon’’s work in the Gulf of Mexico: “She is the Queen of the Gulf.”

At the end of 2012 shipowner Island Offshore, together with their American partner Edison Chouest Offshore, ordered another SX121 vessel from ULSTEIN currently under construction at Ulstein Verft. “We’ve received very good feedback on our two operating vessels of this design, ‘Island Constructor’ and ‘Island Intervention’,” says Technical Manager in Island Offshore, Trond Hauge. “I’m confident that this type of vessel is a safe and comfortable platform for the performance of advanced work in the years to come.”

Optimized for heavier installations

“The SX121 is a compact vessel that can perform deepwater and ultra-deepwater operations for which currently larger vessels are frequently used, thus providing the customer with a more cost-efficient solution,” says Håvard Stave, Sales Manager in Ulstein Verft.

“The typical SX121 vessel operates at depths down to 3,000 metres, which comprises most current oil & gas activities. The need to deploy heavier equipment in deep waters such as offshore Brazil and Africa and in the Gulf of Mexico, has spurred market interest in OCV vessels with a 400-tonne crane, which we’ve now incorporated in the SX121 design.”

ULSTEIN has drawn on experiences from its latest SX121 projects, and optimized the utilization of the hull with regards to work from deck as well as crane construction work, resulting in an even more versatile OCV/subsea vessel.

The robust platform is optimized for efficient operations in deep waters with a crane capacity of up to 400 tonnes and a substantial remaining deck loading capacity, and it can be configured for a variety of mission equipment. There is a large deck area of 1,750 m2, and the area around the main moon pool is reinforced in order to sustain a VLS or module handling system. The ROV installation is designed and chosen for operations in significant wave heights of 4.5 metres or more. Two heavy-duty work ROVs are situated in the enclosed hangar, one to be deployed from the starboard side, the other through a dedicated moon pool.

Extended redundancy

A reliable vessel is key for cost-efficiency, as down-time and aborting on-going operations are costly affairs, particularly when operating far from shore.

The SX121 vessel meets the highest standard for position keeping, DYNPOS-AUTRO, with redundancy on all major components. Featuring the ‘Operation+’ concept, an increase in redundancy in AUTR operations if a single major failure occurs, the vessel will still maintain system redundancy throughout the most critical areas. The typical configuration is diesel electric propulsion powered by six identical medium speed main generator sets. The switchboard system, propellers and diesel motors can be configured in groups of two, three or four. If a major failure occurs, the vessel will only lose one third of its power and propulsion. The combination of system architecture and power stations, three side thrusters and three main thrusters, ensures that the operation can be safely completed using two thirds of its capacity.

Smart and safe

In order to optimize capacities and performance of the vessel, the freeboard has been increased by one metre compared with the previously built vessels of this design. This increase also improves safety and ensures a dry work deck. In addition, the helideck has been moved further back in order to increase the weather window for helicopter landings.

The vessel’s X-BOW provides good motion characteristics for safe operations. It also reduces the vessel’s environmental footprint through lower fuel consumption and reduced emissions. With optimized resolution of the power generation plant, the vessel will have high fuel efficiency in all operational modes.

The vessel accommodates a crew of 130 and complies with all international requirements for comfort and safety.

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Reef Subsea Secures Offshore Operations Contracts in West Africa

Reef Subsea has secured two contracts for offshore operations in the West Africa region with a combined value of more than US$15M (£9.8 Million).

The firm’s IMR and Construction division, based in Bergen, Norway, is working with two major oil and gas companies on the projects in The Republic of Congo and Equatorial Guinea.

For both projects, Reef Subsea, which also has a presence in Aberdeen, Houston, Mandal in Norway and Surrey and Stockton-on-Tees in England, is providing operational support using one of its subsea construction support vessel’s, Reef Larissa, which will perform structure installations, ROV & survey operations and commissioning support in water depths down to 1400 metres. In addition, onshore engineering will be delivered from Reef Subsea’s Bergen office. Reef Subsea will add to the operational competence and experience involved in the projects while ensuring the scope of work is carried out in a safe and efficient manner.

Tim Sheehan, Executive VP Commercial of Reef Subsea, said: “We are delighted to have been awarded these two contracts, which confirm our teams and assets are well adapted to subsea construction operations in deepwater worldwide. We have already worked in West Africa over the past few years, and are pleased to be operating in this region again to strengthen our reputation further.”

Ørjan Lunde, Managing Director of Reef Subsea IRM & Construction, said: “We are pleased to have secured these two projects in West Africa with blue chip operating companies. West Africa will be a key region for us in the future to meet our strategy to become a leader in field of life IRM & Construction services.”

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