Answer / banambar pradhan

in cement conc., if water cement ratio excess in conc. then
during the period of casting , aggregate goes down and
cement slurry goes up. this process is called laitance

Answer / jagadish

the formation of weak powdery layer on the surface of
hardened concrete due to high water cement ratio is know as
laitance

Answer / pramod kumar, gurgaon

formation of cement paste at the surface of the casted slab
or road after worked up with the trovel. it is due to the
aggregate goes down and water comes up to the top surface
which produces dust in summer and mud in rainy season.

Answer / manikanta73

due to over compaction of concrete aggregates goes down and cement and water comes up and forms a layer called laitance

what is lap length?

6 Answers   Simplex,

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how many cement used in single story residential building per sqft

0 Answers   Matrix PMC Consortium,

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2 Answers  

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minimum dia of manhole cover should be A] 50 cm B ] 100 cm C ] 75 cm

1 Answers  

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Explain the benefits of using standard terminology in the measurement process?(Tendering and estimation)

0 Answers  

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sir what is the mean of WBM

2 Answers  

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Minimum concrete cover in slabs, columns, beams, foundation and other st?

0 Answers  

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what is the relation between seventh day strength & twenty eighth day strength of cement concrete

3 Answers   KPSC Karnataka Public Service Corporation,

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What is the usage of zoom command?

0 Answers  

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The company is following same question pattern and giving same questions in all year for all batches from the starting of company they didnt even able to frame new question,,so guys if u want to place in cccl just mail me i will send the questions....ramyakvb@gmail.com....if u mug all those answers u will be selected no proper selction procedure is considered so it is better to place in some other company...All The best dont attend cccl

1 Answers  

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Dear I would like discuss in deep beams problem in design and serviceability. please contribute to prepare a comprehensive discussion. first deep beam definition:

1 Answers  

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what is the water-cement ratio of mix design while 30mpa in 7 days?

0 Answers   Google,

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