(Lyons, OR)  --  Linn County authorities say a log-truck driver from Salem was killed while working near the community of Lyons.  Sheriff's deputies say 55-year-old Jerry Dean Sramek died yesterday after a log, 20 feet long and 10 inches in diameter, fell on him.  Officials say the accident happened on Weyerhaeuser Columbia Timberlands property on U.S. Plywood Mainline off Trask Road.