I imagine the kind of incident you're referring to would be impossible to prove mens rea, intent. Whereas deliberate actions which caused the motorway to be shut are an open and shut case.
Understand where you are coming from, and I'm probably being more awkward that usual. But I don't see the fairness that I can kill a cyclist or motorcyclist with my car and get less of a sentence or ban from the privilege of driving.
I imagine the kind of incident you're referring to would be impossible to prove mens rea, intent. Whereas deliberate actions which caused the motorway to be shut are an open and shut case.