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Kingfisher Information Service — at KISCA.org.uk, source of free maps of cable routes around the United Kingdom France Telecom's fishermen's/submarine cable information — at SigCables.com Oregon Fisherman's Cable Committee — at OFCC.com
An additional component such as a video cable for a diver's camera, or a hat light cable, can be added by manually wrapping this additional component into the lay of the existing cabled umbilical. When there is risk of the umbilical cable being damaged by scratching on rock, coral or wreckage, the umbilical bundle may be over-braided with a ...
Petrobras, the biggest deepwater oilfield company in the world, placed the largest umbilical order in company history in 2012. [28] As of 2012, eighty percent of Oceaneering's income has been derived from deepwater work. [29] It is also the world's largest operator of ROVs. [29] [30]
A submarine pipeline (also known as marine, subsea or offshore pipeline) is a pipeline that is laid on the seabed or below it inside a trench. [1] [2] In some cases, the pipeline is mostly on-land but in places it crosses water expanses, such as small seas, straits and rivers. [3]
Alternating-current (AC) submarine cable systems for transmitting lower amounts of three-phase electric power can be constructed with three-core cables in which all three insulated conductors are placed into a single underwater cable. Most offshore-to-shore wind-farm cables are constructed this way.
Allseas Group S.A. is a Dutch offshore contractor specialising in pipelay, heavy lift and subsea construction. [2] It was founded in 1985 by owner and president Edward Heerema, employs 4,000 people and operates worldwide.
Helix Energy Solutions Inc., known as Cal Dive International prior to 2006, is an American oil and gas services company headquartered in Houston, Texas. The company is a global provider of offshore services in well intervention and ROV operations of new and existing oil and gas fields.
In July 2019 Viking Link announced three contracts totaling €1.1 billion, one with Siemens Energy for the two onshore substations and two for the manufacture and laying of the undersea cables to be done by Prysmian Powerlink S.r.l. and NKT HV Cables AB. Construction work was scheduled to start mid-2020 and expected to be complete by end 2023.