Calculate the diameter of the sewer pipe to be laid in mm (rounded to the nearest 50 mm) in order to satisfactorily serve the design period. Check if your design satisfactory for the current population. Use Harmond Formula for Peak Factor.
Calculate the diameter of the sewer pipe to be laid in mm (rounded to the nearest 50 mm) in order to satisfactorily serve the design period. Check if your design satisfactory for the current population. Use Harmond Formula for Peak Factor.
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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QUESTION 4
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
Transcribed Image Text:QUESTION 4
You are required to design a sewer pipe that will convey sewage away from a lower
income residential area with a current population of 100 000 people. It is estimated
that wastewater production is 80% of water consumption. The slope of the sewer to be
laid is limited to 1:150.
You have been supplied with the following details:
Design period 50 years with population growth rate 2.5%.
● Manning's n = 0.014
Calculate the diameter of the sewer pipe to be laid in mm (rounded to the nearest 50
mm) in order to satisfactorily serve the design period. Check if your design is
satisfactory for the current population. Use Harmond Formula for Peak Factor.
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