Helicopter deck the submarine, but brushes the officer charged with trying to hook him who receives a minor injury. Coaxial rotor helicopters in flight are highly resistant to side-winds, which makes them suitable for shipboard use, even without a rope-pulley landing system. Marine and offshore helicopter decks on board offshore oil platforms and ships are typically regulated by the rules defined within CAP 437, which defines standards for the design, marking, and lighting of marine/offshore helicopter decks, and is produced by the Civil Aviation Authority. The largest marine heli decks will accommodate the Boeing CH-47 Chinook, which requires a D value of
Chinook (dog) Chinook (dog) The Chinook is a rare breed of sled dog, developed in the state of New Hampshire during the early 20th century. The Chinook is New Hampshire's official state dog. Standing in height at the withers and weighing , the Chinook is balanced and muscular. The United Kennel Club (UKC) breed standard states, "The ideal coloration runs from light honey color to reddish-gold. Black markings on the inside corners of the eyes are preferred. Dark tawny to black markings on the ears and muzzle are preferred. Guard hairs on the tail may be black. No white markings are allowed.