A double mass curve was plotted for a station. The curve shows a change in slope at year 1990 where the slope before was 0.68, after that year the difference in two successive cumulative of average precipitation of 10 surrounding stations was 4950 and the corresponding difference in cumulative annual precipitation was 4300. If the rainfall data for this station were as in the table below then adjust (correct) the rainfall data of this station: Year Original rainfall (mm) 1989 550 1990 475 1991 410 1992 350
A double mass curve was plotted for a station. The curve shows a change in slope at year 1990 where the slope before was 0.68, after that year the difference in two successive cumulative of average precipitation of 10 surrounding stations was 4950 and the corresponding difference in cumulative annual precipitation was 4300. If the rainfall data for this station were as in the table below then adjust (correct) the rainfall data of this station: Year Original rainfall (mm) 1989 550 1990 475 1991 410 1992 350
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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
Transcribed Image Text:Q2: A double mass curve was plotted for a station. The curve shows a change in slope at
year 1990 where the slope before was 0.68, after that year the difference in two
successive cumulative of average precipitation of 10 surrounding stations was 4950
and the corresponding difference in cumulative annual precipitation was 4300. If the
rainfall data for this station were as in the table below then adjust (correct) the rainfall
data of this station:
Year
Original rainfall (mm)
1989
550
1990
475
1991
410
1992
350
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