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References


America’s Byways. N/D. America’s Byways website. http://www.byways.org/browse/byways/10390/before_you_go.html

California Department of Transportation (“CALTRANS”). 1999. “Snow and Ice Control Operations, Avalanche Control Areas.” Pp. 13-14. www.dot.ca.gov/hq/roadinfo/snwicecontrol.pdf

Colorado Avalanche Information Center. N/D. “US & World Avalanche Statistics.” CAIC Web Site. http://geosurvey.state.co.us/avalanche/

Committee on Ground Failure Hazards Mitigation Research. 1990. "Snow Avalanche Hazards and Mitigation in the United States." National Academy Press. 1990.

Intelligent Transportation Systems. N/D. “Corridor Management During Avalanches.” Joint Program Office. U.S. Dept of Transportation web site.: http://itsdocs.fhwa.dot.gov/inform/p25.htm

Ketchum, ID. N/D. “Avalanche Zone District (A).” Zoning Code Section 17.92. http://www.ketchumidaho.org/pdf/zone17.92Avalanch.pdf

Mears, Arthur. 2002. Avalanche Zoning. http://www.avalanche.org/~moonstone/zoning/AVALANCHE%20ZONING.htm.

Merriam-Webster. N/D. Merriam-Webster Website.www.m-w.com

Michigan Technological University. N/D. Department of Geological/Mining Engineering & Sciences web site. http://www.geo.mtu.edu/department/classes/ge404/rhsawall/passive.html

National Avalanche Center. N/D. US Forest Service Website. http://www.avalanche.org/~nac/basics/sled_index.html

National Snow and Ice Data Center. N/D. “Avalanche Awareness .” NSIDC Website. http://nsidc.org/snow/avalanche/index.html

Orator.com. 2003. “108th CONGRESS, 1st Session,


S.931 - Federal Land Recreational Visitor Protection Act of 2003.” Orator.com Website. http://www.theorator.com/bills108/s931.html

Washington State Department of Transportation. N/D. “I-90, Snoqualmie Pass East.” http://www.wsdot.wa.gov/projects/I90SnoqualmiePassEast/


Sidebar 3.2.1: US AVALANCHE FATALITIES BY STATE, 1985/86 - 2003/04


STATE

85-86

86-87

87-88

88-89

89-90

90-91

91-92

92-93

93-94

94-95

95-96

96-97

97-98

98-99

99-00

00-01

01-02

02-03

03-04

19-winter totals

CO

4

11

5

4

4

6

9

12

1

9

7

1

6

6

8

4

8

6

3

114

AK

0

6

2

1

1

1

2

7

2

6

8

4

3

12

5

4

11

4

3

82

UT

5

2

0

0

1

0

5

3

1

5

2

6

2

5

2

6

3

1

4

53

MT

2

1

0

0

1

0

1

1

6

3

3

1

7

2

2

7

10

4

0

51

CA

2

0

0

0

1

0

2

1

0

2

0

0

1

1

0

2

1

1

1

15

WA

2

0

1

0

0

0

2

0

0

1

0

5

2

4

1

3

0

1

7

29

WY

2

0

0

0

0

0

2

1

1

1

3

2

1

2

0

7

1

7

1

31

ID

0

1

0

0

0

0

0

2

0

0

3

3

3

0

2

0

1

3

4

22

OR

0

0

0

1

0

0

0

1

2

0

0

0

1

0

0

0

0

0

0

7

NV

0

0

0

1

0

0

1

0

0

0

0

0

0

0

0

0

0

1

0

3

NH

0

0

0

0

0

1

0

0

0

0

3

0

0

0

1

0

0

2

0

7

NY

0

0

0

0

0

0

0

1

0

0

0

0

0

0

1

0

0

0

0

2

AZ

0

0

0

0

0

0

0

0

0

1

0

0

0

0

0

0

0

0

0

1

NM

0

0

0

0

0

0

0

0

0

0

1

0

0

0

0

0

0

0

0

1

total

17

21

8

7

8

8

24

29

13

28

30

22

26

32

22

33

35

30

23

416

http://geosurvey.state.co.us/avalanche/Default.aspx?tabid=49

Sidebar 3.2.2: Avalanche Fatalities in the World (by IKAR* countries), 1985/86 - 2003/04




85-86

86-87

87-88

88-89

89-90

90-91

91-92

92-93

93-94

94-95

95-96

96-97

97-98

98-99

99-00

00-01

01-02

02-03

03-04

19-year totals

Switzerland

34

15

24

16

28

38

13

28

21

20

17

24

13

36

20

32

24

21

11

435

France

40

24

24

17

22

47

28

23

23

23

44

23

35

44

28

30

29

26

26

556

Austria

43

31

37

14

12

20

9

23

13

24

37

27

11

50

39

22

17

34

8

471

Italy

27

16

38

11

14

38

10

24

24

12

10

13

14

12

16

29

7

24

22

361

Germany

2

3

0

0

1

8

1

3

1

1

3

4

0

3

0

1

3

3

0

37

Liechtenstein

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

0

2

0

0

2

Slovenia

7

1

0

0

0

1

0

0

3

1

6

0

1

1

0

1

0

2

2

26

Slovakia

nr

nr

nr

nr

nr

nr

0

nr

nr

4

4

2

5

0

2

5

5

4

6

37

Spain

4

1

0

7

6

21

6

2

0

6

2

4

0

nr

0

nr

nr

1

3

60

Andorra

nr

nr

nr

nr

nr

nr

nr

nr

nr

nr

nr

nr

nr

3

0

0

nr

nr

nr

3

U.K.

2

2

0

0

0

1

0

0

1

0

nr

nr

0

5

0

0

2

1

0

16

Croatia

nr

nr

nr

nr

nr

nr

nr

nr

nr

3

0

0

0

nr

0

0

nr

0

0

3

Norway

22

7

4

4

3

1

4

1

5

3

2

4

6

1

6

9

4

2

4

92

Poland

1

4

5

0

0

0

1

1

1

0

5

5

2

5

0

1

2

8

9

49

Czech Republic

0

1

4

0

0

1

nr

4

0

0

0

0

2

0

0

0

nr

nr

nr

12

Bulgaria

0

0

1

0

0

0

1

1

0

0

2

4

2

0

2

0

nr

nr

nr

13

Sweden

nr

nr

nr

nr

nr

nr

nr

nr

nr

nr

nr

nr

nr

nr

2

1

nr

nr

1

4

Canada

9

7

7

6

9

12

6

12

8

15

9

16

21

16

10

12

13

29

11

228

U.S.A.

17

21

8

7

8

8

24

29

13

28

30

22

26

32

22

33

35

30

23

416

TOTALS

210

133

152

81

101

196

103

151

112

140

171

148

138

208

147

176

143

184

126

2821

*IKAR = International Commission for Alpine Rescue nr = no report

http://geosurvey.state.co.us/avalanche/Default.aspx?tabid=109

Illustrations 3.2.1 and 3.2.2 – Examples of Snow Bridges




www.fao.org/docrep/ x5376e/x5376e04.htm
Illustration 3.2.3: Snow Fence



www.photolib.noaa.gov/ historic/nws/wea01920.htm
Illustration 3.2.4: Controlled Avalanche Explosive Detonation



www.explosives.org/ Uses.htm



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