Suppose the 4-hr unit hydrograph for a watershed is Time (hr) 0 2 UH (m/s/10 mm)...
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Suppose the 4-hr unit hydrograph for a watershed is Time (hr) 0 2 UH (m³/s/10 mm) 0 15 45 14 10 12 50 25 10 0 4 6 8 65 (a) Determine the 2-hr unit hydrograph. (b) From the frequency analysis, the 10-year 4-hr storm has a total depth of 3 cm with an effective rainfall intensity of 1 cm/hr in the first 2 hr and 0.5 cm/hr in the second 2 hr. Assuming the base flow is 10 m³/s, calculate the total runoff hydrograph from the 10-year 4-hr storm. Suppose the 4-hr unit hydrograph for a watershed is Time (hr) 0 2 UH (m³/s/10 mm) 0 15 45 14 10 12 50 25 10 0 4 6 8 65 (a) Determine the 2-hr unit hydrograph. (b) From the frequency analysis, the 10-year 4-hr storm has a total depth of 3 cm with an effective rainfall intensity of 1 cm/hr in the first 2 hr and 0.5 cm/hr in the second 2 hr. Assuming the base flow is 10 m³/s, calculate the total runoff hydrograph from the 10-year 4-hr storm. Suppose the 4-hr unit hydrograph for a watershed is Time (hr) 0 2 UH (m³/s/10 mm) 0 15 45 14 10 12 50 25 10 0 4 6 8 65 (a) Determine the 2-hr unit hydrograph. (b) From the frequency analysis, the 10-year 4-hr storm has a total depth of 3 cm with an effective rainfall intensity of 1 cm/hr in the first 2 hr and 0.5 cm/hr in the second 2 hr. Assuming the base flow is 10 m³/s, calculate the total runoff hydrograph from the 10-year 4-hr storm.
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Answer rating: 100% (QA)
a To determine the 2hour unit hydrograph we need to interpolate between the given values in the 4hour unit hydrograph Since the time interval of the 2... View the full answer
Related Book For
Essentials Of Statistics For The Behavioral Sciences
ISBN: 9781464107771
3rd Edition
Authors: Susan A. Nolan
Posted Date:
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