Backcountry Safety Survival Rescue Alaska Mountain Rescue Group

background image

Backcountry Safety, Survival &

c cou

y S e y, Su v v

&

Rescue

Alaska Mountain Rescue Group

background image

Mountain Safety Education

Mountain Safety Education

• Alaskans are highly

g y

active in the outdoors

• Many new to Alaska

• Many new to Alaska

or to this area

• Refresher on winter

backcountry safety
and what to do in

and what to do in
event of an
accident/emergency

accident/emergency

background image

O er ie

Overview

• Review Winter Hazards:

• Review Winter Hazards:

– Hypothermia
– Frostbite
– Avalanche
– Thin ice

• Trip Planning/Essential Equipment
• What to do in a backcountry emergency

H

i i i

/

• How to initiate/request a rescue
• What to expect during a rescue response

background image

Backcountry Hazards--Winter

Winter backcountry travel requires MORE

SKILLS and MORE EQUIPMENT

SKILLS and MORE EQUIPMENT

Educate yourself about the hazards

Get additional training

Know the weather and anticipate conditions

expected

background image

(A) Hypothermia

(A) Hypothermia

background image

Hypothermia Prevention

Hypothermia Prevention

Carry sufficient food, clothing, stove/pot

y

,

g,

p

Stay well hydrated and eat often

Minimize over-exertion and sweating

e ove e e t o a d sweat g

Dress in layers, USE SYNTHETIC CLOTHING

Know how to build a snow shelter(s)

Know how to build a snow shelter(s)

Learn winter survival techniques (take a class or
learn from others)

learn from others)

Avoid alcohol, nicotine, caffeine—affect circulation

background image

(B) Frostbite:

3 Stages

(B) Frostbite: 3 Stages

Frostnip

Frostnip

• freezing of the top layers of skin

tissue

• involves only a small area, such as

y

a cheek, earlobe, fingers or toes.

Signs:

• Firm white cold areas show up on

• Firm, white, cold areas show up on

the face, ears or extremities.
Sometimes 1-3 days later, peeling
and blistering occurs.
O

i

ll

th

i

• Occasionally, the person remains

very sensitive to cold afterwards.

Treatment:

• Re- warming the affected part with

skin to skin contact, do not “rub”

background image

Superficial frostbite

The skin feels numb,

waxy and frozen.

I

t l f

i

Ice crystals form in

the skin cells and the
rest of the skin

rest of the skin
remains flexible.

Blistering may occur,

Blistering may occur,
particularly after re-
warming

g

background image

Full thickness frostbite (3

rd

stage)

Full-thickness frostbite (3

rd

stage)

bl

d

l

blood vessels,

muscles, tendons,
nerves and bone may

nerves and bone may
be frozen.

Permanent damage,

blood clots and
gangrene.

Serious infection and

Serious infection and

loss of limbs
frequently occurs

q

y

background image
background image

Frostbite Treatment

Frostbite Treatment

Partial or full thickness (frozen)

A: Re warming should be initiated as soon as possible

A: Re-warming should be initiated as soon as possible,

but only if can keep from re-freezing Warm water
bath at 99-104 °F. Do not massage or use radiant
heat

heat.

B: If the frozen tissue cannot be protected from

refreezing, or if re-warming not practical or will

g,

g

p

delay evacuation, protect wound with sterile gauze
and allow to remain frozen.

C: Protect blisters and damaged tissue and avoid

C: Protect blisters and damaged tissue and avoid

constriction

D: Protect from re-freezing.
E: Pain management
F: Get person to medical care

background image

Preventing Frostbite

Avoid tight-fitting clothing, including footwear,

W

l l

f l hi

h

i

Wear several layers of clothing when in

extremely cold conditions since the air pockets
between the layers will help to retain warmth.

between the layers will help to retain warmth.

Do not use of alcohol, caffeine and nicotine

Alcohol causes the blood to cool quickly (vaso-

Alcohol causes the blood to cool quickly (vaso
dialation) and nicotine & caffeine impair
circulation

Stay hydrated and keep calorie intake up.

Shield/cover face and other body parts from

y p

cold wind and temperatures

background image

Backcountry Hazards--Winter

(C) Avalanches

(C) Avalanches

Increasingly catching winter recreationists

h

f

d

ti

t h

d

who are unaware of or underestimate hazard

Take classes, educate yourself BEFORE

Take classes, educate yourself BEFORE
venturing into mountain terrain in winter

Carry beacon, probe, shovel & practice using

them often

© Snow Dynamics

background image
background image

DON’T UNDERESTIMATE

The

SNOW

DRAGONS!

background image
background image

TERRAIN

DANGER
ZONE

60

60ºº

ZONE
20-60
DEGREES

NATURALLY

30-45º

SLUFF OFF

20

20ºº

MINIMUM DANGER

MEASURE SLOPE ANGLE.

WITH INCLINOMETER

background image

Run-out Angle-

g

The MEASURED angle from
you to the potential avalanche

y

p

start point.

20 Degrees or less is

g

considered safe

background image

ous Clues of Snow Instability

Recent Natural Avalanches!

background image

“Whoomping”

Sounds

“Drum”

Sound

Sound

background image

Shooting

Shooting

Cracks

background image

High winds

background image

Lots of new snow = added stress

Lots of new snow

background image

Rain on Snow

background image

Rapidly Warming Snowpack

background image

Indicators of high avalanche hazard

Indicators of high avalanche hazard

Evidence of previous slides on similar slopes

Recent heavy snowfall adding stress to the

Recent heavy snowfall adding stress to the
snowpack

Visible fracture lines in the snow—shooting
cracks”

Audible settling of the snowpack—”whumping”

R

id t

t

i

Rapid temperature rise

High winds--snow plumes off peaks

Rain on cold dry snow

Rain on cold, dry snow

Slushy spring snow– sinking in over the boot tops

background image

At 35 minutes, survival rate drops to 37%

IKAR—Avalanche Emergency

Time (minutes)

background image
background image
background image

Be Prepared—mentally

(educate yourself, take an

avalanche class)

Be Prepared—physically

(go with right people,

right equipment)

Practice Rescue Regularly—

get

your friends to

do so as well

do so as well

“Travel as though rescue doesn’t work

Travel as though rescue doesn t work,

but practice it as though it does.”

background image

Thin ice Escape

• Geisbrecht, Univ. of Manitoba--video

background image

Trip Planning

(A) Leave a trip plan with family

member or friend

member or friend

Where

you are going

When

you expect to be back

Route

of travel

Amount

of gear taken + colors

What to do

if you are overdue

What to do

if you are overdue

background image

Essential Equipment

Essential Equipment

• Map/compass (don’t rely solely on GPS)

p

p

(

y

y

)

• Waterproof jacket/pants)

• Food/water

• Food/water

• Hat/gloves

• Medical kit

• Fire starting kit (lighter, tinder)

g

( g

)

• Signaling device(s)

• Extra clothing (season specific)

• Extra clothing (season-specific)

background image

Essential Equipment--Winter

Headlamp w/ spare

batteries

Shovel (for making a

shelter)

Foam pad

Foam pad
Stove/fuel & small pot for

making water

Extra clothing
Sunglasses (to protect

eyes)

eyes)

**Avalanche beacon, probe,

h

l

if i

t i

shovel—if in mountain
terrain.

background image

Signaling Devices -- Daytime

• Brightly-colored fabric

• Flares

• Ground signals

• Signaling Mirror

• Sound (whistle horn)

Sound (whistle, horn)

• Fire/smoke

k

lf

bi

d

• Make yourself as big and

bright as possible if you

b

d

want to be spotted.

background image

Signaling De ices NIGHT

Signaling Devices--NIGHT

• Headlamp

Headlamp

• Flare

P

k t/k

h i l

• Pocket/key chain laser

• Fire

• Light sticks, strobe

• Reflective clothing/tape

©Greatland Laser

g

p

• Greatland Laser *!

(www. greatlandlaser.com)

background image

Communication

• Cell phone **

• Satellite phone**

Satellite phone

• VHF radio

UHF

di

• UHF radio

• FRS radio

• EPIRB/PLBs

• SPOT Messenger

SPOT Messenger

background image

Backcountry Emergencies

Backcountry Emergencies

• How serious are the

How serious are the
injuries/illness?

• Terrain?

• Terrain?

• Size/strength/resource

f

?

s of party?

• Distance to trail/

trailhead/road

• Other factors

background image

When to request a rescue?

Severe injuries or medical emergencies
requiring immediate medical attention

requiring immediate medical attention

(severe trauma, heavy bleeding, head injuries,
HACE heart attack/stroke)

HACE, heart attack/stroke)

If evacuation requires long stretches of
lifting, lowering, carrying AND:

Party size/condition terrain distance to

Party size/condition, terrain, distance to
trailhead combine to make transport
difficult

difficult

background image

What to Do

What to Do

• Stabilize subject(s)

• Call for help

• Signal others for help

Signal others for help

• Send others for help

C

t

t AK St t

Contact AK State

Troopers!!

911

background image

When reporting an emergency

p

g

g

y

• Make sure “backcountry emergency”

• Give name and location (be specific)

• Number of persons in the party

• Describe nature of emergency/medical condition

• Describe nature of terrain/situation

Remain in contact with rescuers

Make yourself as visible as possible

(signaling

y

p

( g

g

devices!!)

background image

What to Expect

• Response highly

weather/terrain

weather/terrain
dependent

Will t k

ti

• Will take some time

for rescuers to arrive

• Often will arrive via

helicopter

• Rescuers will approach

cautiously

background image

When to request a rescue?

(B) If A family member, friend, co-worker is

overdue from a backcountry trip:

overdue from a backcountry trip:

Was there a trip plan?

Wh t did it

b

t

t

d ti

ti

t

What did it say about route, destination, return

day/time?

Do NOT wait to initiate rescue unless trip plan

Do NOT wait to initiate rescue unless trip plan

indicates potential for being late/overdue.

Call 911 or AK State Troopers

to notify of

Call 911 or AK State Troopers

to notify of

backcountry emergency and need for rescue—

make clear that this is a backcountry

y

emergency not a missing person!

background image

7 Lessons for Survival

7 Lessons for Survival

• Perceive and believe

• Stay calm

• Think analyze plan

Think, analyze, plan

• Take correct, decisive action

B li

ill

d

• Believe you will succeed

• Do whatever is necessary

• Never give up

background image

Local Resources

Alaska Avalanche School

www.alaskaavalanche.com/

Alaska Snowmachine Association: www.aksnow.org/

g

Alaska Outdoor Source: www.akoutdoors.net/
Arctic Orienteering Club:
Mountaineering Club of Alaska

www.mcak.org

Knik Canoers and Kayakers: - (907) 272-9351

REI

monthl clinics on a ariet of topics

REI— monthly clinics on a variety of topics
Alaska Dept. of Fish & Game: fishing, hunting, wildlife

information

background image

“Planning, caution, training, and good

decision making skills are the essential

decision-making skills are the essential

tools of adventure.”

--Drew Leeman, NOLS

background image

www.amrg.org

g

g

Th

h

li ”

That others may live”

background image

“No one is immune to backcountry
accidents…Admit that it can happen to you.”

--Simon Priest

background image

References

Wi t /A

l

h

Winter/Avalanche:

– Snow Sense: A guide to evaluating snow

l

h h

d

avalanche hazard

– Mountaineering: Freedom of the Hills

Th M

t i

S

ttl

WA *

The Mountaineers, Seattle, WA.*

– Wilderness Survival Guide, M. Alford. 1987

Al

k N th

t P bli hi

C

Alaska Northwest Publishing Company,
Edmonds, WA.


Wyszukiwarka

Podobne podstrony:
Does the number of rescuers affect the survival rate from out-of-hospital cardiac arrests, MEDYCYNA,
Resuscitation Hands on?fibrillation, Theoretical and practical aspects of patient and rescuer safet
Does the number of rescuers affect the survival rate from out-of-hospital cardiac arrests, MEDYCYNA,
Rescued - Rozdział 6, Rescued - Ocaleni FF (ZAWIESZONE), Wersja DOC ;)
Rescued - Rozdział 2, Rescued - Ocaleni FF (ZAWIESZONE), Wersja DOC ;)
I AD06 F01 Rescue equipment
NP 004 Rev 0, ERP Rescue Injured Persons, STW
Emergency Survival Safety Preparations Food And Water In An Emergency
Rescued - Rozdział 5, Rescued - Ocaleni FF (ZAWIESZONE), Wersja DOC ;)
Rescued - Rozdział 7, Rescued - Ocaleni FF (ZAWIESZONE), Wersja DOC ;)
Rescued - Rozdział 8, Rescued - Ocaleni FF (ZAWIESZONE), Wersja DOC ;)
Rescued - Rozdział 3, Rescued - Ocaleni FF (ZAWIESZONE), Wersja DOC ;)
Rescued - Prolog i 1 rozdział, Rescued - Ocaleni FF (ZAWIESZONE), Wersja DOC ;)
Rescued - Rozdział 9, Rescued - Ocaleni FF (ZAWIESZONE), Wersja DOC ;)
Rescued - Rozdział 4, Rescued - Ocaleni FF (ZAWIESZONE), Wersja DOC ;)
STM 4 2 Rescue Boats and?st Rescue Boat
20090202 01 Together?ghan National Police and Coalition Forces rescue a?ptive in Khowst
rescue operation plans hospital preparedness

więcej podobnych podstron