Micky Dermo Basin Pits

Is this a point observation or a summary of your day?

Summary

Elevation above sea level

1,800m

Elevation band

• Below treeline

Aspect

• N
• NW
• W

Did you observe whumpfing?

No

Did you observe cracking?

No

Foot penetration

50cm

Ski penetration

10cm

Snowpack test result

Moderate

Snowpack test fracture character

Uneven break

Snowpack test failure depth

55cm

Surface conditions

• Crust

Snowpack test failure layer crystal type

• Crust

Two quick snowpack pits were dug in simple lower angle terrain in open treed area, at the foot of the planetary ridge area. Entire area was very wind affected with a continuous wind crust on most terrain travelled (skis). Wind direction seems to be consistently ESE through the basin.

West slope pit 10:30 am 85 cm deep

8 cm wind skin

39cm consolidated Soft snow

2cm sun crust

15cm consolidated firm snow

13cm crust

Compression tests: no signs of collapse

North slope pit 11:23 am 83cm deep

5cm wind skin

47 cm consolidated snow

1cm sun crust

15cm consolidated snow

5cm buried surface hoar

Compression tests:

Sudden collapse at first shoulder tap, non planar, at first crust (52cm depth)

PST: failure halfway through the block