Observation: Turnagain

Location: Seattle Ridge (North of Uptrack)

Date:

January 19, 2019 1:51pm

Observer:

Sean (Sully) Sullivan

Route & General Observations

Level 1 AST (Sully, St. John, Students)
Travelled the uptrack. Dug test pit just above Lil Sweden.
CT 16 reaction 12″ below surface
ECT no reaction
Surface Hoar above 1500′ on hardpack and ice
On 32deg slope eastern aspect

Red Flags

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Observer Comments

No obvious signs of instability although pit test showed failure at CT15 30cm deep

Weather & Snow Characteristics

Please provide details to help us determine the weather and snowpack during the time this observation took place.

Weather

Dense fog to 1500'
Clear above
temps 15-20
no new snow
winds calm

Snow surface

Hard pack below 1500' covered in surface hoar
Hard crust covered in surface hoar above treeline depth 1/2"-3/4" tall feathers

Snowpack

Hero snow
Solid snowpack except for documented weak layer between 2" and 2'

Photos & Video

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AST 1

Location

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