PennDOT marks the start of 2011 National Work Zone Awareness Week. Twenty-two people were killed in Pennsylvania construction zones in 2010, and there were more car crashes in work zones last year ... more 
PennDOT marks the start of 2011 National Work Zone Awareness Week. Twenty-two people were killed in Pennsylvania construction zones in 2010, and there were more car crashes in work zones last year than in any of the past five years. less 
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Wed, May 9, 2012 2:06 AM EDT