PROBLEM 3 Derive the 2-h unit hydrograph for the 1-h unit hydrograph given in the table below. Time (h) 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 For the derived unit hydrograph, determine a) the total 2-h UH (cms/cm), b) the total volume of the 2-h UH (m³/cm), c) the time of peak discharge (h), and 1-h Unit Hydrograph (cms/cm) 35 130 210 150 120 80 40 20

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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PROBLEM 3
Derive the 2-h unit hydrograph for the 1-h unit hydrograph given in the table below.
Time 1-h Unit Hydrograph
(h)
1.00
2.00
3.00
4.00
5.00
6.00
7.00
8.00
For the derived unit hydrograph, determine
a) the total 2-h UH (cms/cm),
b) the total volume of the 2-h UH (m³/cm),
(cms/cm)
35
130
210
150
120
80
40
20
c) the time of peak discharge (h), and
d) the depth of the 2-h UH (cm/cm), if the area of the watershed is 285 km².
Transcribed Image Text:PROBLEM 3 Derive the 2-h unit hydrograph for the 1-h unit hydrograph given in the table below. Time 1-h Unit Hydrograph (h) 1.00 2.00 3.00 4.00 5.00 6.00 7.00 8.00 For the derived unit hydrograph, determine a) the total 2-h UH (cms/cm), b) the total volume of the 2-h UH (m³/cm), (cms/cm) 35 130 210 150 120 80 40 20 c) the time of peak discharge (h), and d) the depth of the 2-h UH (cm/cm), if the area of the watershed is 285 km².
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