Types and Triggers | Safety | Terrain | Avalanches cont. | More avalanches |
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3 Types of avalanches?
Slab, Sluffs or dry, and wet avalanches.
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What are 3 avalanche safety tools?
shovel, probe, beacon, avalanche cord, recco rescue system.
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What is a terrain trap?
Any piece of terrain that can increase the risk of an injury for a person caught.
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Elevation and the role of they play?
Slap avalanches are most common and occur between an elevation of 25-45 degrees, sluffs occur anything higher then that.
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Why is it important to read avalanche bullitens?
You can see conditions in the area, where to go and not to go.
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what are common triggers of an avalanche?
Fresh snow, wind or rain. skiers, snowboarders and snowmobilers.
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how are people rescued?
if they have a tracker, then can be located easily. if not search and rescue has to search, listen, dig. Dogs can help as well.
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What is an example of an island of safety?
Ex, an area with heavy trees, or a ridge top.
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Shady slopes?
Shady slopes(north facing) often produce more avalanches.
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How can you keep yourself safe?
Dress warm, wear appropriate safety gear.
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How fast do avalanches travel, and what is the affect of wind?
They can travel up too 200 kilometers per hour. Wind "loads" slopes which is the greatest cause of an avalanche.
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how long do you have to live?
At most you will only be able to live for up to ~3 hours.
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How can trees be used?
safety point used as last resort.
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what is ski patrol?
People who patrol the hill.
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effects of snow pack.
Can effect the reason of an avalanche.
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What are the parts of an avalanche?
Starting zone, track, and the runout zone.
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What shovelling technique is used?
V-Shaped conveyer belt is most effective.
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What are gullies and bowls?
A large ditch or channel.
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Benefits to skiing with friends?
if someone falls, one can stay with them and one can get help.
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Snow fall affects?
A lot of snow can affect the chances of an avalanche due to the snow pack.
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what is the affect of the sun on avalanches?
Helps create a more solid pack resulting in a wet avalanche.
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What is an avaluator?
Someone who researches and studies a specific thing (avalanches)
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Slope shape and avalanches?
The shapes of terrain affect avalanche formation because they have a decisive influence on the wind direction and speed and thus on the extent of the snow drifts.
Gullies, shallow basins and changes of slope inclinations promote avalanches. These terrai |
Risks of skiing?
Risks include, concussion, death, broken bones, cuts etc.
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What is pin point search technology?
Beacon and a reciever.
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