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The radius of invert of the standard section of Egg shaped sewer is ____ of the new shaped section.

(a) Twice

(b) Thrice

(c) Half

(d) Equivalent

I got this question in an interview for job.

I would like to ask this question from Egg Shaped Sewers and Other Sewer Sections topic in division Hydraulic Design of Sewers of Environmental Engineering

1 Answer

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Best answer
Right choice is (a) Twice

For explanation: Let k be the radius of sewer. The radius of invert of the standard section= 0.5k and the radius of invert of the new shaped section = 0.25k. So, radius of invert of the standard section is twice the new shaped section of Ovoid sewer.

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