Home/American Shipper/ATA: Truck tonnage rebounds in April American ShipperShippingTrade and Compliance ATA: Truck tonnage rebounds in April FreightWaves Staff · Thursday, May 24, 2018 Facebook Twitter/X LinkedInThe American Trucking Associations’ seasonally adjusted For-Hire Truck Tonnage Index ticked up 2.2 percent following two consecutive sequential losses. N/A