and prevention, search and rescue, and medical transfers. The Police Air Wing fleet comprises: Helicopters one twin-engine Eurocopter AS365 Dauphin N3 for special operations, transport and rescue; one twin-engine Kawasaki BK117 for general operations and backup capability Fixed-wing one single-engine GippsAero GA8 Airvan two single-engine Pilatus PC-12 Remotely Piloted Aircraft System unit The Police Air Wing has a primary base at Jandakot Airport, in addition to a PC-12 being based at Karratha Airport. The Pilatus PC-12 is a single-engine turbo-prop aeroplane which can carry a maximum of eight passengers 1800 km (as far as Broome). It can cruise up to a height of and can travel at approximately 500 km/h. The PC-12's primary role is to transport staff statewide, but it can be utilised for search and rescue (SAR) and disaster relief efforts. The Cessna 182 is mainly used for surveillance and patrol work and can be fitted with a Leo400 FLIR unit. It is also used for inshore and land SAR searches. The Kawasaki BK117 is a twin-engine helicopter, which has been upgraded to B2 specification. Purchased in 1990, and known as Polair 61, the aircraft's role is police patrol, surveillance, search and rescue and officer deployment. It is fitted with a Star Safire III FLIR unit with downlink capabilities, Avalex digital recorder, Avalex moving map system, four monitors, Wulfsberg tactical radio, Nitesun searchlight and a double-lift rescue winch. FLIR (Forward looking infrared) cameras track heat sources, such as a vehicle or human body in darkness and have a high-powered zoom video camera for daylight hours. In September 2011, the Police Air Wing took delivery of a new Eurocopter AS365 N3 helicopter, known as Polair 62. The cost of the new helicopter has been reported at $13 million for the helicopter, plus $9 million of equipment enhancements including Forward Looking Infra-Red cameras, winches, and live surveillance with downlink capabilities to the Police Operations Centre. In July 2020, the police force placed an order for an Airbus H145 helicopter to replace the Kawasaki BK117. In September 2021, a second order was placed for a H145 to replace the Eurocopter Dauphin. Helicopter crash On 8 May 1992, the police Polair One helicopter crashed while attempting to land on a sports oval for a public display in Kelmscott. The helicopter, an Aerospatiale AS355F1, was destroyed after a fire started in the engine bay following ground impact. The Bureau of Air Safety Investigation