A 60 cm diameter culvert has been designed to convey a discharge of 500 L/s of storm- water under a residential road. The culvert is 50 m long and has a slope of 2.3%. From a hydraulic analysis, the headwater depth was obtained as 2.5 m. You are required to determine: 1.1. the head required to convey the discharge through the culvert at full flow conditions if a corrugated steel pipe is used with a Manning's roughness coefficient of n = 0.012 with an inlet headwall of square type. 1.2. What is the corresponding downstream flow depth in 1.1 above?
A 60 cm diameter culvert has been designed to convey a discharge of 500 L/s of storm- water under a residential road. The culvert is 50 m long and has a slope of 2.3%. From a hydraulic analysis, the headwater depth was obtained as 2.5 m. You are required to determine: 1.1. the head required to convey the discharge through the culvert at full flow conditions if a corrugated steel pipe is used with a Manning's roughness coefficient of n = 0.012 with an inlet headwall of square type. 1.2. What is the corresponding downstream flow depth in 1.1 above?
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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QUESTION 1
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
Transcribed Image Text:QUESTION 1
A 60 cm diameter culvert has been designed to convey a discharge of 500 L/s of storm-
water under a residential road. The culvert is 50 m long and has a slope of 2.3%. From
a hydraulic analysis, the headwater depth was obtained as 2.5 m.
You are required to determine:
1.1. the head required to convey the discharge through the culvert at full flow conditions
if a corrugated steel pipe is used with a Manning's roughness coefficient of n =
0.012 with an inlet headwall of square type.
1.2. What is the corresponding downstream flow depth in 1.1 above?
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