American Alpine Jounrna and Accidents in North American Climbing

Reported Mountaineering Accidents, Table III

  • Accident Tables
  • Accident Year:
  • Publication Year: 1966

TABLE III

Miscellaneous Information Numbers Refer to Number of Persons Involved



1951-64

U.S.A.

1959-64

CAN.

1965

U.S.A.

CAN.



Terrain











Rock

481

24

54

0



Snow 

258

26

35

0



River 

3

0

0

0



Unknown

0

0

0

0



Ascent or Descent

(River crossing not included)











Ascent 

354

28

51

0



Descent 

330

21

37

0



Unknown 

48

1

1

0



Immediate Cause











Fall or slip on rock

266

11

32

0



Failure of piton

19

1

1

0



Falling rock or object

70

7

8

0



Failure of rappel

39

1

6

0



Slip on snow or ice

104

10

16

0



Fall into crevasse

19

4

5

0



Loss of control in voluntary glissade 

36

3

4

0



Avalanche 

54

7

7

0



Lightning

19

3

2

0



Stuck rope

5

0

0

0



Skiing

2

0

0

0



Faulty use of crampon

5

0

0

0



Fall in river

2

0

0

0



Exposure and/or exhaustion

42

1

0

0



Heat prostration

2

0

0

0



Illness, medical

5

1

4

0



Exceeding abilities

(inexperience) 

16

0

3

0



Miscellaneous

(including frostbite) 

28

1

1

0



Contributory Causes











Climbing unroped

190

9

20

0



Climbing alone

50

4

3

0



Attempt to exceed abilities (inexperience) 

111

10

7

0



Darkness 

10

0

0

0



Inadequate equipment

36

0

1

0



Old rope 

4

0

0

0



Piton failure

13

1

0

0





1951-64

1959-64



1965





U.S.A.

CAN.

U.S.A.

CAN.



Bad weather 

15

5

0

0



Exposure and/or exhaustion 

10

3

0

0



Party separated

12

0

5

0



Age of Individuals











Boys 

6

0

0

0



Under 15

24

1

0

0



15-20 years

239

12

21

0



“Young or college age”



12

1

2

0



21-25

162

4

24

0



26-30 

72

11

12

0



31-35 

54

1

7

0



Over 35

73

9

16

0



Unknown

71

11

7

0



Affiliation with Climbing Groups











Unaffiliated 

190

9

21

0



Not stated

245

5

27

0



Member of mountaineering club

298

36

41

0



Estimate of Experience











None or little

355

18

34

0



Moderate 

192

16

23

0



Experienced

97

13

18

0



Unknown 

88

3

14

0



Month of Year











January 

16

1

9

0



February 

40

1

3

0



March 

28

0

3

0



April 

40

1

6

0



May 

60

0

7

0



June 

80

2

11

0



July 

164

29

20

0



August 

131

14

20

0



September 

71

1

4

0



October 

36

0

5

0



November 

36

0

0

0



December 

18

0

1

0



Not specified

2

1

0

0



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