Question

what are the quality checks conducted in site in addition to the slump test on concrete....

what are the quality checks conducted in site in addition to the slump test on concrete.
what are the common quality issue faced in site
pls
experienced civil engineers only

Engineering   Civil-Engineering   
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Answer #1

Quality issues faced at site are :

Loss of Greyish Colour of cement

Presence of lumps in cement

Adulteration (Rough feeling when pressed between fingers)

Temperature Variation

etc etc

The different quality checks on cement are :

* Colour should be grey and uniform.

* There should be no lumps present in cement

* It should feel cool not warm when hand is thown into cement bag.

* it should feel smooth between fingers not rough.

* if thrown into water container, it should sink after floating for some time

* Cement should never be older than 3month.

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