In the first ten months of the Drug & Alcohol Clearinghouse, more than 42,700 drivers have been disqualified for violations, and only 4,421 of those drivers (10.3%)% have undergone treatment and passed a return-to-duty test.
In the first ten months of the Drug & Alcohol Clearinghouse, more than 42,700 drivers have been disqualified for violations, and only 4,421 of those drivers (10.3%)% have undergone treatment and passed a return-to-duty test.