Mix design for concrete M80 ??

Dear friends, 

Today let’s see how to carry out the mix design. I’d like to quote a good answer on quora. 

Knowledge of this topic is very important for every construction personnel. 

Read this post carefully. 

What is the mix proportions for the M-80 Grade concrete, and where is it used? Let’s see how this subject has been dealt with. 

https://www.quora.com/What-is-the-mix-proportions-for-the-M-80-Grade-concrete-and-where-is-it-used/answer/Lokesh-Bhatt-11?share=d34d69c6&srid=zM5g

Footing depth in case of a BC soil? 

Hello Friends, 

You must have heard about the black cotton soil. It’s also known as the bc soil. It expands when it comes in contact with the water and shrinks when the water dries up. 


So now the question is how to decide the depth of footing in case of bc soil? 

Read through this article for the complete information about this aspect. 

https://www.quora.com/In-black-soil-what-should-be-the-minimum-depth-of-footing/answer/Santosh-Kulkarni-37?share=7dab63a9&srid=zM5g