Kevin Blake in Wisconsin created the pedal powered snowplow during the winter of 2003-2004. "Mr. Plow" became his entry in Specialized's "Innovate or Die" competition.
Kevin got second place in the competition and won a Specialized bicycle. Kevin works for as an engineer for Trek.
See also David Peterson's bicycle snow plow in Illinois, which is used to clear bike trails outside of Chicago.
Don't forget the Bike Design Competition -- James wants non-cyclists to enter this contest so please help get the word out!