The trucking industry experienced its first increase in tonnage this year in May, American Trucking Associations reported June 18. 

ACT Research Co. reported its for-hire trucking index in July rose for the seventh consecutive month to 57.1, up 20 points from a year earlier.

U.S. freight transportation put in a strong performance in May, setting a monthly record for the second time this year, according to a July 12 report from the U.S. Bureau of Transportation Statistics.