 29, also known as Upper East Fork Patrol Cabin and East Fork Cabin, is a log shelter in the National Park Service Rustic style in Denali National Park.The cabin is part of a network of shelters for patrolling park rangers throughout the park.It is a standard design by the National Park Service Branch of Plans and Designs and was built in 1929 by the Alaska Road Commission as a shelter for crews working on the trans-park road, one of four shelters built at ten-mile intervals along the road.