Not that I dislike your idea or unions at large, but mission creep will be inevitable: limiting hours and mandating benefits to ensure physical and mental healt

Not that I dislike your idea or unions at large, but mission creep will be inevitable: limiting hours and mandating benefits to ensure physical and mental health of the drivers will be linked to safety, and the whole host of benefits for worker wellness in the name of safety will follow. What you are asking for is what OSHA is for.