Truckers are allowed to drink as much booze as they please, but a single hit on a legal joint can end their career. (AdobeStock) Federal regulations allow long-haul truck drivers to spend up to 11 hours a day behind the wheel, as part of a 14-hour shift. The maximum weight for a semi-truck with a loaded trailer on US roads is 80,000 pounds. Obviously, nobody wants the person … [Read more...] about New marijuana testing rule is sidelining truckers just when we need them most.