Question: does us xpress do hair follicle?
Answer: (December 5, 2019) – U.S. Xpress, Inc., a subsidiary of U.S. Xpress Enterprises, Inc. ... To ensure the most qualified and safe drivers are hired, U.S. Xpress' hair testing can identify drug use within a 90-day period, as opposed to the 48-hour window detected by urine tests.