1. The breaking point year is 2. The corrected slope of double mass curve is 3. The original slope of double mass curve is

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Annual rainfall data for station M as well as the average annual rainfall values for a group of ten neighboring stations located in a meteorologically
homogeneous region are given below.
ANNUAL RAINFALL
AVE. ANNUAL RAINFALL
YEAR
OF STA. M.
OF THE GROUP
(mm)
(mm)
1969
177
143
1970
144
132
1971
178
146
1972
162
147
1973
194
161
1974
168
155
1975
196
152
1976
144
117
1977
160
128
1978
196
193
1979
141
156
1980
158
164
1981
145
155
1982
132
143
1983
95
115
1984
148
135
1985
142
163
1986
140
135
1987
130
143
1988
137
130
1989
130
146
1990
163
161
Transcribed Image Text:Annual rainfall data for station M as well as the average annual rainfall values for a group of ten neighboring stations located in a meteorologically homogeneous region are given below. ANNUAL RAINFALL AVE. ANNUAL RAINFALL YEAR OF STA. M. OF THE GROUP (mm) (mm) 1969 177 143 1970 144 132 1971 178 146 1972 162 147 1973 194 161 1974 168 155 1975 196 152 1976 144 117 1977 160 128 1978 196 193 1979 141 156 1980 158 164 1981 145 155 1982 132 143 1983 95 115 1984 148 135 1985 142 163 1986 140 135 1987 130 143 1988 137 130 1989 130 146 1990 163 161
Test the consistency of the annual rainfall data of station M and correct the record if there is any discrepancy. Find the following:
1. The breaking point year is
2. The corrected slope of double mass curve is
3. The original slope of double mass curve is
4. The correction ratio is
5. The mean precipitation corrected value is
Transcribed Image Text:Test the consistency of the annual rainfall data of station M and correct the record if there is any discrepancy. Find the following: 1. The breaking point year is 2. The corrected slope of double mass curve is 3. The original slope of double mass curve is 4. The correction ratio is 5. The mean precipitation corrected value is
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