A storm with 10cm of precipitationproduced a directrunoff of 6.02 cm. The duration of the rainfall was 16 hours and its time distribution is given below. Estimate the -index of the storm. Time from start (h) Cumulative rainfall (cm) 0 6 8 2.8 2 4 10 12 14 16 0.4 1.3 5.1 5.9 9.25 9.5 10.0 A) 0.261 B) 0.249 C) 0.257 D) 0.283 E) None of the above

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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A stormwith 10 cm of precipitation produceda directrunoff of 6.02 cm. The duration of the rainfall was 16
hours and its time distribution is given below. Estimate the 0-index of the storm.
Time from start (h)
Cumulative rainfall (cm) 0
2
4
8
10
12
14
16
0.4
1.3
2.8
5.1
5.9
9.25 9.5 10.0
A) 0.261
B) 0.249
C) 0.257
D) 0.283
E) None of the above
Transcribed Image Text:A stormwith 10 cm of precipitation produceda directrunoff of 6.02 cm. The duration of the rainfall was 16 hours and its time distribution is given below. Estimate the 0-index of the storm. Time from start (h) Cumulative rainfall (cm) 0 2 4 8 10 12 14 16 0.4 1.3 2.8 5.1 5.9 9.25 9.5 10.0 A) 0.261 B) 0.249 C) 0.257 D) 0.283 E) None of the above
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