Subsea

Helix Energy and Talos Energy Strike Deal for Gulf of Mexico Decommissioning

Helix Energy Solutions Group Inc. has announced a five-year joint framework agreement with Talos Energy Inc. in which Talos has agreed to provide Helix the first right of refusal regarding specific annual work scopes for Talos’s decommissioning requirements in the U.S. Gulf of Mexico.

Gasgrid Confirms On-Track Progress for Balticconnector Pipeline Repair, Targeting April Completion

Finland's Gasgrid on Thursday said preparations for the repair of the Balticconnector gas pipeline between Finland and Estonia were on schedule and estimated that commissioning could take place in April.

BP Sees Trinidad Deepwater Gas Project Getting Greenlight by 2025

BP expects the Calypso deepwater natural gas field off Trinidad and Tobago, which it shares with Woodside Energy, to get the greenlight when a final investment decision (FID) is made as early as the end of next year, a company executive said.

Enterprise Products Partners to Receive Sea Port Oil Terminal License in Q1 2024

Enterprise Products Partners expects to receive an export license for its Sea Port Oil Terminal (SPOT) in the first quarter of 2024 versus by the end of 2023, as previously expected, a company executive said on Monday.

Cost-Effective Robot for Subsea Inspection Under Development

University of Houston researchers are developing an autonomous robot to identify potential pipeline leaks and structural failures during subsea inspections.

Santos Receives Approval to Construct Subsea Pipeline for $4.3 Billion Barossa Gas Project

Australia's Santos can proceed with construction of an undersea pipeline vital to its $4.3 billion Barossa gas project after a court on Monday ruled in favor of the oil and gas firm in a dispute with an Indigenous man looking to pause the work.

Shell Resumes LNG Loadings from Prelude Facility in Australia

Shell said on Thursday it has resumed loading LNG cargoes from its Prelude facility offshore Australia following major maintenance.

Balticconnector Gas Pipeline to Expand Transmission Capacity Post-Repair

The Balticconnector gas pipeline between Finland and Estonia, which was damaged last month, will get a bigger northbound transmission capacity next year following repairs, Finnish operator Gasgrid said in a statement on Wednesday.

Gulf of Mexico Oil Spill Affects Seven Producers, Investigation Underway

U.S. officials said on Tuesday seven energy companies have been impacted by an oil discharge near Main Pass Oil Gathering Co.'s (MPOG) pipeline system in the Gulf of Mexico that is estimated to have released more than a million gallons of crude oil.

US Coast Guard Investigates Source of 1.1 Million Gallons Oil Leak in Gulf of Mexico from Underwater Pipeline

The U.S. Coast Guard on Monday said it was still looking for the source of a leak from an underwater pipeline off the Louisiana coast in the Gulf of Mexico that it estimated had released more than a million gallons of crude oil.

US Coast Guard Heads Gulf of Mexico Oil Spill Cleanup After Underwater Pipeline Leak

The U.S. Coast Guard was leading an oil spill clean-up in the Gulf of Mexico on Friday, partnering with local and federal agencies and companies after a Main Pass Oil Gathering Co. (MPOG) underwater pipeline began leaking.

Australian Court Blocks Santos' $3.6 Billion Subsea Gas Pipeline Project

Santos said on Thursday an Australian court has granted an interim injunction preventing it from starting work on laying undersea pipelines on its $3.6 billion Barossa gas project off northern Australia.

Three Baltic Gas Pipeline, Telecom Cable Incidents Are Related, Estonia Says

Finland on Friday said it had raised its risk assessment for gas supply security because of the damage to the Balticconnector Finland-Estonia pipeline, which operator Gasgrid has said could be out of commission until April or longer.

Chinese Vessel Accused of Finnish Gas Pipeline Damage Also Investigated for Underwater Cable Damage

Early on Oct. 8, a gas pipeline and a telecoms cable connecting Finland and Estonia under the Baltic Sea were broken. Another telecoms cable, between Sweden and Estonia, was also damaged that night.

Finland Says Gas Pipeline Likely Broken by Ship Dragging Anchor

Damage to a Baltic Sea gas pipeline earlier this month is believed to have been caused by a ship dragging a large anchor along the seabed, but it was too early to tell if this was an accident or a deliberate act, Finnish police said on Tuesday.

Seismologists Detected Blast-Like Waves Near Broken Baltic Sea Pipeline

Nordic and Baltic seismologists said that they had detected blast-like waves on Sunday when a Baltic Sea gas pipeline ruptured but that the data was not strong enough to determine whether explosives were involved.

U.S. Supports Finland, Estonia as It Probes Baltic Gas Pipeline Burst

U.S. Secretary of State Antony Blinken said on Thursday the United States would support Finland and Estonia as they probe damage to a gas pipeline and a telecommunications cable under the Baltic Sea.

'Outside Activity' Likely Damaged Gas Pipeline, Telecoms Cable, Finland Says

A subsea gas pipeline and a telecommunications cable connecting Finland and Estonia under the Baltic Sea have been damaged in what may have been a deliberate act, the Finnish government said on Tuesday.

Repairing Finland-Estonia Gas Pipeline May Take Months, Operator Says

Repairing a subsea gas pipeline connecting Finland and Estonia that was shut on Sunday due to a suspected leak could take months or more if a puncture is confirmed, Finnish gas system operator Gasgrid said.

Gas Pipeline Between Finland and Estonia Shut After Suspected Leak

A subsea gas pipeline connecting Finland and Estonia was shut early on Sunday after an unusual drop in pressure probably caused by a leak, Finnish gas system company Gasgrid and Estonian operator Elering said.

UAE's ADNOC Awards $17 Billion of Contracts for Gas Project, Including Subsea Pipelines

Abu Dhabi National Oil Company (ADNOC) said on Thursday it had awarded contracts worth about $16.94 billion for a gas project that aims to operate with net zero carbon dioxide emissions, adding it would be the first in the world to do so.

PLIDCO Introduces Hydrogen-Compatible Fittings for Pipeline Maintenance and Repairs

(P&GJ) — The Pipe Line Development Company (PLIDCO) has launched a new range of products for use with hydrogen pipelines in response to the emerging transition toward hydrogen and other alternative energy sources.

DNO Makes Norway Gas Condensate Discovery

Norwegian oil company DNO said on Tuesday it had discovered gas condensate at its Norma prospect in the North Sea and that it would continue to drill for more resources nearby.

US Backs Chevron's Subsea Pipeline Plan for Aphrodite Gas Field Amid Cyprus Dispute

Washington has weighed into a dispute between Cyprus and international companies led by Chevron over how to develop a giant offshore gas field, backing the U.S. company's plan to link it to neighboring Egypt, two industry sources and a U.S. source said on Friday.

McDermott Awarded Shell Contract for Offshore Malaysia Pipelay, Installation Project

(P&GJ) — Under the scope of the contract, McDermott will perform transportation and installation services for two pipeline segments and one section of flexible pipelay. McDermott will also provide pre-commissioning works on all infield pipelines and perform the structural installation of three jackets and topsides.

DNV Grants Safety Certification to Project Greensand's CO2 Storage in the North Sea

(P&GJ) — The project is the first in the world to demonstrate that CO2 can be transported across national borders and stored offshore to mitigate climate change. The safety verification covers everything from the fabrication by the individual subcontractors to the actual offshore installation.

DeepOcean Wins Contract for Post-Lay Trenching Work Offshore Mexico

(P&GJ) — DeepOcean’s Mexican operation has been awarded a contract for the provision of post-lay trenching works on 30 km (19 miles) of pipeline offshore Mexico.

Aphrodite Gas Field Off Cyprus to Be Linked to Egypt, NewMed Says

The offshore Aphrodite natural gas field being developed in Cypriot waters will be connected to an existing processing and production facility in Egypt via a subsea pipeline, one of the partners in the project said on Wednesday.

DNV Kicks Off Phase Two of Offshore Hydrogen Pipeline Project H2Pipe

(P&GJ) — Phase 2 of H2Pipe will include a feasibility-level design of offshore hydrogen pipelines and a risk assessment study to examine the safety aspects of offshore hydrogen pipelines. The project's primary outcome is expected to be a detailed guideline offering specific guidance for use in the design and re-purposing of offshore pipelines for hydrogen transport. Phase 2 of H2Pipe is planned to start in Q1 2023 and last 2 years.

Challenging Tethered ILI of a Crude Pipeline in the Caribbean

In most cases, inline inspections (ILI) follow a basic principle: what goes into the pipeline at one end must come out at the other. Sometimes, it is not that simple.

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