Boeing CH-47 Chinook the CH-47 have been developed since the helicopter entered service. The U.S. Army's first major design leap was the now-common CH-47D, which entered service in 1982. Improvements from the CH-47C included upgraded engines, composite rotor blades, a redesigned cockpit to reduce pilot workload, improved and redundant electrical systems, an advanced flight control system, and improved avionics. The latest mainstream generation is the CH-47F, which features several major upgrades to reduce maintenance, digitized flight controls, and is powered by two 4,733-horsepower Honeywell engines. A commercial model of the Chinook, the Boeing-Vertol Model 234, is used worldwide for logging, construction, fighting forest
1994 Scotland RAF Chinook crash 1994 Scotland RAF Chinook crash The 1994 Mull of Kintyre RAF Chinook crash occurred on 2 June 1994 at about 18:00 hours when a Royal Air Force (RAF) Chinook helicopter (serial number "ZD576", callsign "F4J40") crashed on the Mull of Kintyre, Scotland. The crash, which occurred during thick foggy conditions, resulted in the deaths of all twenty-five passengers and four crew on board. Among the passengers were almost all the United Kingdom's senior Northern Ireland intelligence experts. The accident holds the distinction of being the worst peacetime disaster to have been suffered by the RAF. In 1995, an RAF board