Most victims of heavy machinery collisions are workers, but occasionally passersby are also struck by equipment. For example, a street sweeper moving at about two miles an hour (three kilometers an hour) knocked down an elderly woman on a shopping trip. She was pulled into the machine to her death. The machine was being operated under contract to clean city streets. In a similar fatal incident elsewhere, a pregnant woman was run over and pulled into the machine. Her four-year-old daughter also was knocked down but survived. In yet another city, a nine-year old on a bicycle was killed.

Operators of […]