QUESTION 5 If the flow hydrograph as listed in the Table Q5 passes through a stream reach from...

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Civil Engineering

QUESTION 5

If the flowhydrograph as listed in the Table Q5 passesthrough a stream reach from A to B, for whichK = 8.0 hr andx = 0.3

  1. Determine the peak outflow discharge at B. Att=0, the outflow discharge is 40 m3/s
  2. Based on the inflow and outflow hydrograph, discuss the timelag required for the peak flood to reach the downstream area.Comment on the attenuation achieved.

Table Q5

Time (hr)

0

6

12

18

24

30

36

42

48

54

60

66

Inflow

(m3 /s)

40

65

165

250

240

205

170

130

115

85

70

50

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