The light of day has revealed significant damage to one of the rollers. The light of reason indicates that further grooming risks more equipment damage and very limited benefit.
What you see is what you got, namely rock skis and over-skied snow. K, M and the high-school loop were rolled Monday, Dec. 9. A poor set track from the same date may still be discernable on little-M and D-loop.
Think snow.
