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Q15. Storm drainage of an area of 0.15 km^2 will be based on rainfall of 10-year return period. The time of concentration is 15 min. i= 90 mm/hr for tp=30 min and T=10 yr period from the precipitation intensity-duration frequency relation of the area. Dwellings are detached with C=0.4. Estimate the design discharge of the storm drainage system. A) 1 m3/s B) 0.5 m3/s C) 2.5 m3/s D) 1.5 m3/s E) 2 m3/s

Q15. Storm drainage of an area of 0.15 km^2 will be based on rainfall of 10-year return period. The time of concentration is 15 min. i= 90 mm/hr for tp=30 min and T=10 yr period from the precipitation intensity-duration frequency relation of the area. Dwellings are detached with C=0.4. Estimate the design discharge of the storm drainage system. A) 1 m3/s B) 0.5 m3/s C) 2.5 m3/s D) 1.5 m3/s E) 2 m3/s

Traffic and Highway Engineering
Traffic and Highway Engineering
5th Edition
ISBN:9781305156241
Author:Garber, Nicholas J.
Publisher:Garber, Nicholas J.
Chapter16: Highway Drainage
Section: Chapter Questions
Problem 11P
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Q15. Storm drainage of an area of 0.15 km^2 will be based on rainfall of 10-year return period. The time of concentration is 15 min. i= 90 mm/hr for tp=30 min and T=10 yr period from the precipitation intensity-duration frequency relation of the area. Dwellings are detached with C=0.4. Estimate the design discharge of the storm drainage system. A) 1 m3/s B) 0.5 m3/s C) 2.5 m3/s D) 1.5 m3/s E) 2 m3/s
Transcribed Image Text:Q15. Storm drainage of an area of 0.15 km^2 will be based on rainfall of 10-year return period. The time of concentration is 15 min. i= 90 mm/hr for tp=30 min and T=10 yr period from the precipitation intensity-duration frequency relation of the area. Dwellings are detached with C=0.4. Estimate the design discharge of the storm drainage system. A) 1 m3/s B) 0.5 m3/s C) 2.5 m3/s D) 1.5 m3/s E) 2 m3/s
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