ope is 1.7 m/km a 0.08. Consider a ra three significant-

Principles of Geotechnical Engineering (MindTap Course List)
9th Edition
ISBN:9781305970939
Author:Braja M. Das, Khaled Sobhan
Publisher:Braja M. Das, Khaled Sobhan
Chapter15: Slope Stability
Section: Chapter Questions
Problem 15.3P
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Calculate the lag time in minutes for a stream of length 5 km in a
catchment area of 15.5 km2. The slope is 1.7 m/km and the
Manning roughness coefficient is 0.08. Consider a rain intensity of
39 mm/day. Provide the answer to three significant figures.
Transcribed Image Text:Calculate the lag time in minutes for a stream of length 5 km in a catchment area of 15.5 km2. The slope is 1.7 m/km and the Manning roughness coefficient is 0.08. Consider a rain intensity of 39 mm/day. Provide the answer to three significant figures.
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