Jefferson County highway deaths en 590 Killed in 2 Alabama Counties <DIV> <P>Accident data shows that speed and traffic volume raise the risk of fatal accidents, leading to identifiable pockets of higher crash rates when those elements combine.</P> <P> reports ( that 537 fatal crashes in Jefferson and Shelby counties killed 590 people between 2007 and 2011.</P> <P>Statistics show the number of fatal crashes trending upward toward the end of that period, though stronger laws intended to improve driver behavior could reverse the trend, analysts say.</P> <P> mapped clusters of accidents in Jefferson and Shelby counties, based Mon, 25 Mar 2013 13:31:23 +0000 The Associated Press 27312 at 590 Killed in 2 Alabama Counties