An aviation accident is defined by the Convention on International Civil Aviation Annex 13 as an occurrence associated with the operation of an aircraft, which takes place from the time any person boards the aircraft with the intention of flight until all such persons have disembarked, and in which (a) a person is fatally or seriously injured, (b) the aircraft sustains significant damage or structural failure, or (c) the aircraft goes missing or becomes completely inaccessible. Annex 13 defines an aviation incident as an occurrence, other than an accident, associated with the operation of an aircraft that affects or could affect the safety of operation.
The EurocopterAS565 Panther is the military version of the Eurocopter AS365 Dauphin medium-weight multi-purpose twin-engine helicopter. The Panther is used for a wide range of military roles, including combat assault, fire support, anti-submarine warfare, anti-surface warfare, search and rescue, and medical evacuation.
The EurocopterEC120 Colibri ("hummingbird") is a five-seat, single-engine, light utility helicopter. Jointly designed and developed by Eurocopter, China National Aero-Technology Import & Export Corporation (CATIC), Harbin Aviation Industries (Group) Ltd (HAIG) and Singapore Technologies Aerospace Ltd (STAero) at Eurocopter France's Marignane facility, the EC120B was assembled by Eurocopter in France and Australia.
CHC Helicopter is a Texas-based helicopter services company.
The Airbus Helicopters H215 is a four-bladed, twin-engined, medium-sized, utility helicopter developed and initially produced by French aerospace company Aérospatiale. It has been subsequently manufactured by the successor companies Eurocopter and Airbus Helicopters. The Super Puma is a re-engined and more voluminous version of the original Aérospatiale SA 330 Puma.
The Sikorsky S-92 is an American twin-engine medium-lift helicopter built by Sikorsky Aircraft for the civil and military helicopter markets. The S-92 was developed from the Sikorsky S-70 helicopter and has similar parts such as flight control and rotor systems.
The Eurocopter AS350 Écureuil, now Airbus Helicopters H125, is a single-engine light utility helicopter originally designed and manufactured in France by Aérospatiale and Eurocopter. In North America, the AS350 is marketed as the AStar. The AS355 Ecureuil 2 is a twin-engine variant, marketed in North America as the TwinStar.
CHC Helikopter Service, previously CHC Norway, CHC Helikopter Service and Helikopter Service is the Norwegian division of CHC Helicopter Corporation. The airline was an independent company until 1999. It operates primarily to oil platforms on the Norwegian continental shelf in the North Sea and the Norwegian Sea, with crew change, infield shuttle and search and rescue operations. Though the global headquarters are in Richmond, B.C., Canada, the company has its main base at Stavanger Airport, Sola.
Brønnøysund Airport is a regional airport located at the town of Brønnøysund, in the municipality of Brønnøy, Nordland county, Norway. The airport is owned and operated by the state-owned Avinor and serves the southern part of Helgeland. It has a 1,200-by-30-meter runway numbered 03–21 and is served by Widerøe, which operates their Bombardier Dash 8 aircraft to Oslo, Trondheim, Bodø, Bergen and other airports in Helgeland. The airport also serves offshore helicopter flights by CHC Helikopter Service to Norne and temporary oil rigs in the Norwegian Sea. In 2014, the airport served 117,471 passengers, making it the second-busiest regional airport in Norway, after Florø Airport.
In aviation, a mid-air collision is an accident in which two or more aircraft come into unplanned contact during flight. Owing to the relatively high velocities involved and the likelihood of subsequent impact with the ground or sea, very severe damage or the total destruction of at least one of the aircraft usually results.
Helitrans is a Norwegian helicopter and maintenance company based at Trondheim Airport, Værnes established in 1990. The airline also has bases in Lillestrøm Kjeller Airport, Ås (kommune), Mo i Rana Airport, Røssvoll, Narvik, Langnes Airport, Alta Airport, Stavanger Airport, Ljosland and Sauda in Norway.
The EurocopterAS355 Écureuil 2 is a twin-engine light utility helicopter developed and originally manufactured by Aérospatiale in France.
The Airbus Helicopters H225 is a long-range passenger transport helicopter developed by Eurocopter as the next generation of the civilian Super Puma family. It is a twin-engined aircraft and can carry up to 24 passengers along with two crew and a cabin attendant, dependent on customer configuration. The helicopter is marketed for offshore support and VIP passenger transport duties, as well as public service missions.
On 10 June 2012, an aviation accident occurred involving a Kenya Police helicopter. The Eurocopter AS350 crashed on a hill, killing all six people on board. Among the fatalities were Kenya's Interior Security Minister George Saitoti and his Assistant Minister Joshua Orwa Ojode.
On 8 September 1997 Flight 451, a Eurocopter AS 332L1 Super Puma, from the Norwegian helicopter operator Helikopter Service, crashed into the Norwegian Sea, 100 nautical miles northwest of Brønnøysund, Norway. The aircraft was en route from Brønnøysund Airport, Brønnøy to Norne, an offshore Floating production storage and offloading vessel (FPSO). The accident was caused by a fatigue crack in a spline of a power transmission shaft connector, which ultimately caused the power transmission shaft to fail. All twelve people on board were killed in the crash.
MV Viking Sky is a cruise ship that was launched in 2016 and entered service in 2017. She is operated by Viking Ocean Cruises. On 23 March 2019, she suffered an engine failure off the coast of Norway. A partial evacuation by helicopters took place.
On 29 April 2016, a CHC Helikopter Service Eurocopter EC225 Super Puma helicopter, carrying oil workers from the Gullfaks B platform in the North Sea, crashed near Turøy, a Norwegian coastal island 36 kilometres (22 mi) from the city of Bergen. The main rotor assembly detached from the aircraft and the fuselage plummeted to the ground, exploding on impact. All thirteen people on board were killed.
On 31 August 2019, an Airbus AS350 helicopter operated by a contracted Helitrans pilot from Sweden crashed in the mountains of Skoddevarre in Alta, Norway, during a sightseeing tour, killing all six people on board. The tour was offered by a local music festival, Høstsprell, who had been providing the service for seven years. The helicopter, registered as LN‑OFU, had recently been delivered and had undergone security checks hours before takeoff.
