The crash site was on the rugged, icy west slope of Antimony Ridge, about 2 miles from the rural Johnson Creek Airport where the single-engine plane was headed on Dec. 1 for an emergency landing after it reported engine trouble to the Salt Lake City International Airport control tower.
Crews used a helicopter on Tuesday to lower workers via a rope ladder to the scene. There, they removed accumulated snow from the aircraft's fuselage and then carefully freed and removed the bodies from the scene by air.
"It's a long tedious process," Dayton said.
In addition to Norton and Amber Smith, recovery workers retrieved the remains of the San Jose, Calif., pilot, Dale Smith, and the bodies of his son, Daniel Smith and his wife, Sheree Smith.
After six weeks of fruitless search efforts involving multiple aircraft and hundreds of people on snowmobiles and on foot, the crash site was found late last Friday by two searchers the pilot's brother, Dellon Smith, and a volunteer companion.
It appeared that the single-engine Beech B36TC aircraft, its wings sheared off, had impacted with such force that all five aboard died instantly.
The plane was en route from Baker, Ore., to Butte, Mont., when it went down some 100 miles northeast of Boise.