Answer / ravisobhan

7 days strngth is at 2/3rds of 28days stength. this is
required to check the concrete strength gaining in view of
removing formwork and to take preautionary measures incase
of failures before deshuttering.

Answer / roby

For cement concrete the setting time is a dependent out put depending on type of cement..type & max dia of aggregates,admixtures..environmental conditions and al..inspite of all this IS:456-1984 suggest tat about 66.7%....but still it has to be performed in lab nd checked.......

Answer / balaji

compressive strength of 28 days cube is more than the 7
days cube

What is the wastage % of concrete in Conventional shuttering design & Mivan Shuttering for high rise building.

2 Answers  

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in the footings first which reinforcement bar has to be layed as per desi

1 Answers  

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Where do we use singly and doubly reinforced beam in construction purposes

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shape of aggregates used in concrete should be rounded/cubical or elongated/flaky.

9 Answers  

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difference between high rise & multistoried building?

2 Answers  

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what are the advantages and disadvantages of using bentonite slurry in bored cast in situ piles, both in terms of design and execution point of view.

2 Answers   Punj Lloyd Ltd,

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0 Answers  

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How to calculate stirrups cutting length in columns

2 Answers   Construction,

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How do I calculate the ground is resested for a 5 floor building?

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What is hybrid foundation?

0 Answers  

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The properties of concrete HA-30 and how does it differ with M 30 (specify the important characteristics like workability,strength,mix design,slump test value)and what is the standard relating to it

0 Answers  

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In reclamation works what are the importance of geotextiles and sand?

0 Answers  

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