Drivers operating ready-mixed concrete trucks may use 30 minutes or more of on-duty ... Transportation of Bees 30-Minute Rest Break Exemption (Permanent) ... (HOS) regulations to commercial motor vehicle drivers transporting bees. ... motor vehicle drivers working under contract to the U.S. Department of Defense's.... Aug 9, 2018 Used in the transportation of hazardous materials in a quantity requiring placarding. Designed to transport more than 15 passengers, including the driver, used in ..