Corrosion in concrete sewers is caused by a) septic conditions b) dissolved oxygen c) chlorine d) nitrogen

Question added by Mohamed Galal Hussein Ahmed Mohamed , Technical Mnager , Fast Building Contracting Co.
Date Posted: 2015/02/25

Upvote (0) Views (3) Followers (1) Answers (1) Report Question

by Amgad mutasium Eisa , Site Engineer , Lamizone

a) septic conditions

What procedure to follow during laying of gravity sewers near sea shore area?
Top Answer: We must lay pipes with greater slopes than the usual and the pipes must be encased immediately within the ... See More

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How much chlorine residual water?
Top Answer: <p>Clorine and cement don't get along in concrete. But there are additives (cheap) to make concrete ... See More

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Doesn't chlorine kill the germs in the water supply?
Top Answer: <p>Yes Chlorine kills germs in the water supply. But, it cannot kill all pathogens. Bacteria respon ... See More

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Pick up the correct sequence for the activities of pouring concrete, erection of form work, removal of form work and curing of concrete :
Top Answer: ...........OPTION B ............ See More

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