A number of caution slowing incidents tightened up the field .
Wimmer was able to thwart all attempts by his competition to take away the lead and motor on to win his first Tour feature of 2010 .
A number of caution slowing incidents tightened up the field but Wimmer was able to thwart all attempts by his competition to take away the lead and motor on to win his first Tour feature of 2010 .