Avalanche

Avalanche: All Areas

UAC StaffSalt Lake
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Quick report

Slope Angle
40°

Avalanche

Slab Width
457 m
Weak Layer
Facets
Trigger Type
Explosive
Vertical Fall
762 m
Avalanche Type
Hard Slab
Slab Thickness
122 cm
Trigger Detail
Intentionally Triggered
Start Zone Aspect
North
Avalanche Problem
Persistent Weak Layer
Start Zone Elevation
3200 m

  • Main Days 10,200' elevation northeast aspect 40° slope explosive triggered hard slab avalanche failed on facets 4' deep x100' wide x 1,500' vertical WPG testing
  • Stairs Gulch 11,000' elevation north aspect 45° slope explosive triggered hard slab avalanche failed on facets 4' deep x 4,000' vertical UDOT control, ran nearly to road
  • Superior 11,000' elevation northeast aspect 45° slope explosive triggered hard slab failed on facets 4' deep x 1500' wide x 3,000' vertical UDOT control, ran past road nearly to parking lot