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 Point Chinook Point Chinook Point is a headland in Pacific County, Washington. Located just northwest of the mouth of the Columbia River, it is historically significant for several reasons. Captain Robert Gray, the first non-native to enter the river, saw it from Chinook Point in 1792. In 1805, it was the site of an encampment by the Lewis and Clark Expedition. It has been the site of military fortifications since 1864, most notably in the late 1890s, when most of the presently surviving Fort Columbia structures were built. The point, which constitutes the most developed portion of Fort Columbia State Park,