Date of Observation: 12/02/2022
Name: Zach Guy
Zone: Southeast Mountains
Route Description: Mt. Crested Butte, gladed low angle skiing on northerly aspects.
Observed avalanche activity: Yes
Avalanches: Ski triggered a couple of 12″ soft slabs breaking on our weak facet layer on small rollovers in the trees. Saw results from mitigation teams on Horseshoe that failed on the storm interface and old facet layers, D1 in size.
Weather: Moderate snowfall rates and strong winds with periods of intense wind transport.
Photos:
-
-
In the donut hole, ~12″ of snow has accumulated over the 11/28 facet layer.
-
-
Thin storm slab
Estimated avalanche date: 12/02/2022
Number of Avalanches: 2
Location
Location: Mount Crested Butte
Location Specific:
Start Zone Elevation: BTL: Below Tree Line
Aspect: NE
Characteristics
Trigger: Skier
Trigger modifier: Controlled
Type: Soft Slab
Failure Plane: Old snow
Size
Relative Size: R1 very small
Destructive Size: D1- Relatively harmless to people
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
Estimated avalanche date: 12/02/2022
Number of Avalanches: 1
Location
Location: Mount Crested Butte
Location Specific:
Start Zone Elevation: BTL: Below Tree Line
Aspect: E
Characteristics
Trigger: Skier
Trigger modifier:
Type: Soft Slab
Failure Plane: New/Old interface
Size
Relative Size: R1 very small
Destructive Size: D1- Relatively harmless to people
Avg. crown height (inches):
Avg. width (feet):
Avg. vertical run (feet):
Involvements
# of people caught:
# of partial burials:
# of full burials:
Additional comments:
5666
