Ultra tech, cubes casting procedure and compressive strength test- https://www.youtube.com/watch?v=pTsLuaXOJWY

 

Cube test -

https://www.youtube.com/watch?v=yovfkCpWToE

 

https://www.youtube.com/watch?v=H2G9EiFYDI0   

                

http://theconstructor.org/concrete/concrete-mix-design-procedure-example-is456/6005/

 

http://www.technogenome.com/2015/03/concrete-mix-design-as-per-is-10262.html  

                     

IScodes                      

IS 456: Plain and Reinforced Concrete - Code of Practice : Bureau of Indian Standards https://archive.org/details/gov.in.is.456.2000      

                 

Superplasticizer

https://www.youtube.com/watch?v=naRoDinbbdc