There is a picture on the internet of the remains of Hellevik, and it's not nice. Now I want to see this image. Description. ~ Diva Dunfermlinepress By Graham Gibson Published: 25 September 2008 Between 1974 and 1978, she was named Deep Sea Driller.. Byford Dolphin has a length of 108.2 metres (355 ft), breadth of 67.4 metres (221 ft) and depth of 36.6 metres (120 ft). /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/ReredditLink.f7b66a91705891e84a09.css.map*/tonnes by the air trying to escape. Divers on a Norwegian oil rig in 1983 are beginning their long decompression cycle in their chambers when one of the dive tenders, for unknown reasons, opens an external hatch before the last diver has closed the door to the compression chambers. Diving bell accident On 5 November 1983 at 4:00 a.m., while drilling in the Frigg gas field in the Norwegian sector of the North Sea, four divers were in a decompression chamber system attached by a trunk (a short passage) to a diving bell on the rig, being assisted by two dive tenders. Five crew died and a sixth was seriously injured. Not reading for the faint of heart. Almost 35 years ago (5 November 1983), the Byford Dolphin, "Diving Bell" accident occurred, killing five men in the depths of the North Sea via blunt force trauma, and explosive decompression. Between 1974 and 1978, it was named Deep Sea Driller.. Byford Dolphin has a length of 108.2 metres (355 ft), breadth of 67.4 metres (221 ft) and depth of 36.6 metres (120 ft). [ARCHIVED THREAD] - The Byford Dolphin diving bell accident...or pressure is no joke! [1]Byford Dolphin has a length of 108.2 metres (355 ft), breadth of 67.4 metres (221 ft) and depth of 36.6 metres (120 ft). The injured man was brought to Stavanger, Norway, by helicopter, but his life could not be saved. Photo credit: Byford Dolphin in Dry Dock by Josef Pavlik CC-SA 3.0. In 2001, the Byford Dolphin was left adrift in a storm. Close. The opening left was crescent shaped and 24 inches across horizontally at it's widest. Divers on a Norwegian oil rig in 1983 are beginning their long decompression cycle in their chambers when one of the dive tenders, for unknown reasons, opens an external hatch before the last diver has closed the door to the compression chambers. There is a picture of what's left of him that's easy to find with a google search. Now relatives want compensation from the Norwegian government for allowing the men to work in unsafe conditions. @gddiver #15, I recall the Byford Dolphin accident, 9 atmosphere explosive decompression, killing four divers and two workers, when the diving bell was prematurely disconnected. Close the door between the trunk and chamber 1. The company claimed there was no serious danger to the 71 workers. Subsequent investigation by forensic pathologists determined Hellevik, being exposed to the highest pressure gradient and in the process of moving to secure the inner door, was forced through the 60 centimetres (24 in) in diameter opening created by the jammed interior trunk door by escaping air and violently dismembered, including bisection of the thoracoabdominal cavity which further resulted in expulsion of all internal organs of the chest and abdomen except the trachea and a section of small intestine and of the thoracic spine and projecting them some distance, one section later being found 10 metres (30 ft) vertically above the exterior pressure door. "So many people have been killed and they got away with it," she says. The other three divers are also killed instantly, as is the dive tender who opened the external hatch, which is why we don't know why he opened it. The four divers were, Edwin Coward (British, 35 years old) Roy Lucas (British, 38 years old) Bjørn Giæver Bergersen (Norwegian, 29 years old) Truls Hellevik (Norwegian, 34 years old)[10] Hellevik was about to close the door between the chamber system and the trunk when the chamber explosively decompressed from a pressure of nine atmospheres to one atmosphere in a fraction of a second. The second dive tender on the other side survives but is severely injured. Two steps were missed, resulting in a horrific tragedy. The accident resulted in the Byford Dolphin losing an exploration contract with Statoil, who expressed concerns with the rig’s operating procedures. Byford Dolphin drilling rig is an Enhanced Aker H-3 design which was built by Aker Group at the Aker Verdal shipyard in 1974. The divers from the Byford Dolphin had something like 20 atmospheres (cant remember exactly off the top of my head) of pressure inside of their bodies. ._3gbb_EMFXxTYrxDZ2kusIp{margin-bottom:24px;text-transform:uppercase;width:100%}._3gbb_EMFXxTYrxDZ2kusIp:last-child{margin-bottom:10px} Some little pecker's erroneously thrown the word "diameter" in there recently, Beefy vault door version of the same setup, The position of the interior door. The remains of the diver who got blown out the hatch are found everywhere, including thirty feet above the whole scene on an over head walkway. Press question mark to learn the rest of the keyboard shortcuts. After reading the article and this comment, I would never ever like to see that. The group were killed in an accident on the Byford Dolphin oil rig, in Norwegian-owned North Sea waters, on November 5, 1983. This resulted in the explosive decompression of the unsealed chamber. I got tired of people trying to claim that Hellevik exploded like a firecracker and ended up becoming an expert on the incident. This caused the door to rotate too far the left on its arm and the rim of the interior hatch to lodge on the door opening (like a manhole cover that's ajar, but in place). 2001 – The Byford Dolphin is left adrift in a storm. HalcyonDaze, Oct 29, 2020 #11. There was a differential pressure of 9 atmospheres, or roughly 132psi. Hellevik went thought the boot side. The Byford Dolphin was working on the Sigyn field in the North Sea when the accident occurred. Ms Lucas lost her father, Roy, in 1983 in an explosion on a Norwegian semi-submersible oil rig, the Byford Dolphin. Open the clamp to separate the bell from the chamber system. The site may not work properly if you don't, If you do not update your browser, we suggest you visit, Press J to jump to the feed. 2002 – A 44-year-old Norwegian worker on the rig died in an industrial accident. Byford Dolphin drilling rig is an Enhanced Aker H-3 design which was built by Aker Group at the Aker Verdal shipyard in 1974. When that door burst open the gasses in their bodies, as well as the air around them, instantly expanded. The 24in diameter opening would have an area 452 square inches, so anything blocking that would be exposed to a force of up to approximately 25 ._2JU2WQDzn5pAlpxqChbxr7{height:16px;margin-right:8px;width:16px}._3E45je-29yDjfFqFcLCXyH{margin-top:16px}._13YtS_rCnVZG1ns2xaCalg{font-family:Noto Sans,Arial,sans-serif;font-size:14px;font-weight:400;line-height:18px;display:-ms-flexbox;display:flex}._1m5fPZN4q3vKVg9SgU43u2{margin-top:12px}._17A-IdW3j1_fI_pN-8tMV-{display:inline-block;margin-bottom:8px;margin-right:5px}._5MIPBF8A9vXwwXFumpGqY{border-radius:20px;font-size:12px;font-weight:500;letter-spacing:0;line-height:16px;padding:3px 10px;text-transform:none}._5MIPBF8A9vXwwXFumpGqY:focus{outline:unset} That's my edit. The tender who opened the clamp was killed while the other was severely injured. https://en.wikipedia.org/wiki/Byford_Dolphin#Diving_bell_accident, Figured this would be right up your alley, Mr. Ballen. The Byford Dolphin was built by Aker in 1974 (originally named the Deep Sea Driller) and is classed by DNV. Andrew Dawson Manta Ray # of Dives: 500 - 999 Warning - thread The Byford Dolphin Diving Bell Accident might contain content that is not suitable for all ages. [ edit] See also The accident resulted in Byford Dolphin losing an exploration contract with Statoil, which expressed concerns with the rig's operating procedures. The group were killed in an accident on the byford dolphin oil rig in norwegian owned north sea waters on november 5 1983. Coward, Lucas, and Bergersen were exposed to the effects of explosive decompression and died. Buy, Sell, and Trade your Firearms and Gear. Byford Dolphin Incident: 5 Killed, 1 Dismembered Violently, During A Rapid Decompression During Saturation Diving They were in a decompression chamber system and the trunk when the chamber explosively decompressed. The incident cost the company millions of dollars in lost income. Firearm Discussion and Resources from AR-15, AK-47, Handguns and more! On 17 April 2002, a 44-year-old Norwegian worker on the rig was struck on the head and killed in an industrial accident. ... help Reddit App Reddit coins Reddit premium Reddit gifts. Poor guys. Thought I'd swing by and give a bit more information in light of your interest. About AR15.COM. :). In an instant, the chamber decompressed from a pressure of nine atmospheres to one atmosphere. The door had to be swung into place then rotated horizontally to fit, pushed closed, and dogged down. Slowly depressurize the trunk to 1 atmosphere. There's no discernible head or face anywhere. Byford Dolphin drilling rig is an Enhanced Aker H-3 design which was built by Aker Group at the Aker Verdal shipyard in 1974. Explosive decompression occurs as pressure in the chambers goes from 9 atmospheres to 1 in a fraction of a second, violently dismembering the closest diver and blowing him in many, many pieces out of the small crescent moon shaped external opening like a hamburger shotgun. AR-15 AK-47 Handgun Precision Rifles Armory Training Competitive Shooting General Outdoors Archery Hometown Industry. (Page 3 of 3) ARCHIVED; General » General Discussion. The Byford Dolphin Diving Bell Accident. By using our Services or clicking I agree, you agree to our use of cookies. Posted by 1 year ago. Statoil launched an internal committee of inquiry to investigate the cause of the accident. Byford dolphin is a semi submersible column stabilised drilling rig operated by dolphin drilling a fred. /*# sourceMappingURL=https://www.redditstatic.com/desktop2x/chunkCSS/TopicLinksContainer.361933014be843c79476.css.map*/._2ppRhKEnnVueVHY_G-Ursy{-ms-flex-align:center;align-items:center;display:-ms-flexbox;display:flex;margin:22px 0 0;min-height:200px;overflow:hidden;position:relative}._2KLA5wMaJBHg0K2z1q0ci_{margin:0 -7px -8px}._1zdLtEEpuWI_Pnujn1lMF2{bottom:0;position:absolute;right:52px}._3s18OZ_KPHs2Ei416c7Q1l{margin:0 0 22px;position:relative}.LJjFa8EhquYX8xsTnb9n-{filter:grayscale(40%);position:absolute;top:11px}._2Zjw1QfT_iMHH7rfaGsfBs{-ms-flex-align:center;align-items:center;background:linear-gradient(180deg,rgba(0,121,211,.24),rgba(0,121,211,.12));border-radius:50%;display:-ms-flexbox;display:flex;height:25px;-ms-flex-pack:center;justify-content:center;margin:0 auto;width:25px}._2gaJVJ6_j7vwKV945EABN9{background-color:var(--newCommunityTheme-button);border-radius:50%;height:15px;width:15px;z-index:1} The hatch door was build with a center mounted hinge on an arm attached to the left of the circular opening. Looks like you're using new Reddit on an old browser. HalcyonDaze, Oct 29, 2020. Jake likes this. Note: to turn off these warnings you need to set the 'safe mode' to OFF (on the top right) Cookies help us deliver our Services. The Byford Dolphin accident happened when saturation divers working at 9 atm of pressure (so the work site on the seafloor, the diving bell, and the pressurized living chambers on the ship were all at 9 atm) were returning in the diving bell from the work site to the … The diving supervisor would then slightly increase the bell pressure to seal this door tightly. She accuses the Norwegian government of turning a blind eye to poor safety standards. Five people were killed in the accident. Press J to jump to the feed. The accident resulted in Byford Dolphin losing an exploration contract with Statoil, which expressed concerns with the rig’s operating procedures. 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