SAN FRANCISCO - Teams from 28 engineering schools in the U.S. and Canada met recently at the University of Calgary to race concrete toboggans that they had designed and constructed. Each sled had to seat five riders, weight no more than 300 pounds, have a safe breaking system and a roll bar. Incidentally, the University of Waterloo finished in first place.Copyright (c) 1998 Cal--OSHA. All rights reserved.
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