To which of the following does the Hazardous Materials Regulations (HMR) not apply? 1. A worker loading or unloading hazardous materials from a semi 2. A worker who prepares boxes of hazardous materials for shipment 3. The operator of the vehicle used to transport hazardous materials 4. All three are covered by the HMR. 2. Question 2 4 Points Which of the following Department of Transportation (DOT) documents can state agencies add information to? 1. The Uniform Hazardous Waste Manifest 2. DOT labels 3. DOT placards 4. States cannot add to any DOT document