Trip: Mt. Rainier - Ptarmigan Ridge   Date: 6/25-27/2011   Trip Report: On June 26, Pete Hirst, Eric Wehrly and I climbed and skied a variation of the Ptarmigan Ridge route on Mt. Rainier. We approached via the Mowich Lake road the day before, there were some navigation difficulties due to variable snow cover and thick marine clouds. The lower portion of the route held variable crusty snow and led to a traverse of a mixed ice/snow shelf. We traversed the shelf