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
Chinook, Washington Chinook, Washington Chinook is a census-designated place (CDP) in Pacific County, Washington, United States. The population was 457 at the 2000 census and increased to 466 at the 2010 census. Chinook was the site of the first court in Pacific County in 1853, as well as the county's first salmon cannery in 1870. Chinook was once a wealthy town based on the salmon harvest. There was no road connection to Ilwaco until 1891, when the bridge was completed across the Chinook River. Later, the Ilwaco Railway and Navigation Company built a narrow gauge railroad from Megler to Ilwaco, passing down