Ever see the inside of an Airstream after it has rolled? I wouldn't want anyone to be in there. All that cabinetry up top? It has a tendency to come down.
In the situation with the broken leg, that sounds like the only solution available. But I wouldn't do it except in an emergency like that.
1995 Airstream Classic 30' Excella 1000
2014 Ram 2500 Crew Cab with Cummins 6.7L Diesel
Sold but not forgotten: 1991 Airstream B190
Sold: 2006 F-250 6.0L Powerstroke Supercab