Question A manifest for transporting hazardous waste: Answers Must be signed by hand. Must be sent electronically. Must be attached to the outside of the trailer. Explanation If you are transporting hazardous waste, you must carry with you a Uniform Hazardous Waste Manifest. The manifest must be signed by hand. Take a FREE Practice Test Now This questions appears in the following tests: Arizona HazMat , New Hampshire HazMat , New Mexico HazMat , South Carolina HazMat , Tennessee Tank ,