Question

state any four objectives of concrete mix design​

Answer 1

Answer:

Mix design should ensure following objectives. To achieve the designed/ desired workability in the plastic stage • To achieve the desired minimum strength in the hardened stage • To achieve the desired durability in the given environment conditions • To produce concrete as economically as possible.

Answer 2

Answer:

a. To achieve a specified compressive strength for a specified grade.

b. To maintain workability of concrete mix throughout work.

c. For achieving durability.

d. To achieve economy by selecting appropriate concrete ingredients.

e. To obtain maximum possible yield per bag of cement.

f. To avoid honey combing and bleeding.

g. To comply with various standards.

h. To reduce wastage of concrete by correct proportioning