Civil Engineering - Waste Water Engineering - Discussion

34. 

Which one of the following tests is used for testing sewer pipes :

[A]. water test
[B]. ball test
[C]. mirror test
[D]. all of these.

Answer: Option D

Explanation:

No answer description available for this question.

Sourav said: (Jul 28, 2017)  
What is ball and mirror test?

Papai said: (Aug 28, 2017)  
To check any obstruction in sewer these two tests are performed @Sourav.

Nuru Mohammed said: (Aug 27, 2019)  
Water to check leakage.
Ball to check obstruction.
Mirror to check the straightness of sewer.

Anirban Roy said: (Nov 14, 2020)  
Correct @Nuru Mohammed.

A smoke test is carried out in hose plumbing systems. For the main distribution lines, a water pressure test is carried out.

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