Rank (1-11 yrs) Rain-Fall Depth 1 2 3 4 5 6 7 8 9 10 11 2.5 2.04 1.53 1.33 1.3 1.27 1.02 0.97 0.85 0.76 0.52 Probability Return Period Intensity 0.077 0.154 0.231 0.308 0.385 0.462 0.538 0.615 0.692 0.769 0.846 13 7 4 3 3 2 2 2 1 1 1 54 5 4 3 3 M M N N N NH 3 3 2 2 2 2 1

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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c) How many times a 1.53 rainfall depth will occur in 20 years?
Transcribed Image Text:c) How many times a 1.53 rainfall depth will occur in 20 years?
Year
1945
1946
1947
1948
1949
Storm
number
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
9
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
1
2
Rainfall
depth
(in)
0.38
0.47
0.39
0.76
0.56
0.35
0.43
0.4
0.36
0.62
0.55
0.88
0.47
0.36
1.15
0.75
1.53
0.51
0.88
2.04
0.76
0.97
0.71
1.07
0.94
1.2
1.33
0.65
0.47
0.84
0.68
0.63
0.47
0.52
0.49
Year
1950
1951
1952
1953
Storm
number
1
2
2.5
2.04
1.53
1.33
1.3
3
4
1.27
1.02
0.97
0.85
0.76
0.52
5
1
2
3
5
6
1
2
3
4
5
6
7812345678
Rank (1-11 yrs) Rain-Fall Depth
1
2
3
4
5
6
7
8
9
10
11
Rainfall
depth
(in)
0.55
0.63
0.69
1.27
1.1
0.88
0.97
0.59
0.46
0.5
0.55
0.47
1.2
0.93
0.7
0.57
0.46
0.48
1.3
0.4
0.45
0.53
2.5
1.03
0.75
0.7
1
Year
1954
1955
Storm
number
0.462
0.538
0.615
0.692
0.769
0.846
1
2
3
4
1
23456789
10
11
Rainfall
depth
(in)
0.42
0.7
0.85
0.6
0.7
0.95
1.02
0.5
0.65
0.55
0.45
0.54
0.6
0.8
0.95
Probability Return Period
0.077
0.154
0.231
0.308
0.385
13
7
4
3
3
2
2
2
1
1
1
Intensity
5
543
4
3
3
3
3 ~ ~ ~ ~H
2
2
2
2
1
Transcribed Image Text:Year 1945 1946 1947 1948 1949 Storm number 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 1 2 Rainfall depth (in) 0.38 0.47 0.39 0.76 0.56 0.35 0.43 0.4 0.36 0.62 0.55 0.88 0.47 0.36 1.15 0.75 1.53 0.51 0.88 2.04 0.76 0.97 0.71 1.07 0.94 1.2 1.33 0.65 0.47 0.84 0.68 0.63 0.47 0.52 0.49 Year 1950 1951 1952 1953 Storm number 1 2 2.5 2.04 1.53 1.33 1.3 3 4 1.27 1.02 0.97 0.85 0.76 0.52 5 1 2 3 5 6 1 2 3 4 5 6 7812345678 Rank (1-11 yrs) Rain-Fall Depth 1 2 3 4 5 6 7 8 9 10 11 Rainfall depth (in) 0.55 0.63 0.69 1.27 1.1 0.88 0.97 0.59 0.46 0.5 0.55 0.47 1.2 0.93 0.7 0.57 0.46 0.48 1.3 0.4 0.45 0.53 2.5 1.03 0.75 0.7 1 Year 1954 1955 Storm number 0.462 0.538 0.615 0.692 0.769 0.846 1 2 3 4 1 23456789 10 11 Rainfall depth (in) 0.42 0.7 0.85 0.6 0.7 0.95 1.02 0.5 0.65 0.55 0.45 0.54 0.6 0.8 0.95 Probability Return Period 0.077 0.154 0.231 0.308 0.385 13 7 4 3 3 2 2 2 1 1 1 Intensity 5 543 4 3 3 3 3 ~ ~ ~ ~H 2 2 2 2 1
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