A young worker, new to the job, was operating a small garden tractor as part of a walkway construction in a park. He had about 100 hours of experience on the machine, but no formal training or written procedures. He was towing a trailer carrying about a half-ton of gravel. He and another young worker had just filled it and they started down the path with the other worker riding on the trailer. As they traveled down the seven per cent grade, the tractor and trailer began to jack-knife. The second worker jumped safely away. He turned around to see […]