The mean annual flood of a river is 600 m3/s and the standard deviation of the annual flood time series is 150 m/s. What is the probability of a flood of magnitude 1000 m/s occurring in the river within next 5 years? Use Gumbel's method and assume the sample size to be very large.

Structural Analysis
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ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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The mean annual flood of a river is 600 m3/s and the standard deviation of the
annual flood time series is 150 m3/s. What is the probability of a flood of magnitude 1000 m3/s occurring
in the river within next 5 years? Use Gumbel's method and assume the sample size to be very large.
Transcribed Image Text:The mean annual flood of a river is 600 m3/s and the standard deviation of the annual flood time series is 150 m3/s. What is the probability of a flood of magnitude 1000 m3/s occurring in the river within next 5 years? Use Gumbel's method and assume the sample size to be very large.
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