For the fifth time in six years, the intersection of U.S. 17 and Havendale Blvd. in Winter Haven is the most dangerous one in Polk County, Florida, according to 2006 figures recently released.There were 58 collisions at the intersection that year, an increase of eight from the year before. As anyone who has driven through the intersection can attest, it is large, heavily congested, and has an...