Answer / uday tank

Types of cement
Moisture contain of sand
Impurity of water, sand, aggregate,
Curing of concrete wore
Indicial and final setting time of cement
Quality control of work

Answer / a v satyanarayana

Water cement ratio, gradation,quality of aggregates, grade
of cement(33/43/53) etc.

Answer / k.jeganathan

1.Cement content
2.W/C Ratio
3.Size of aggregates
4.Shape of aggregates
5.Type of Admixture used

Answer / himanth kumar

There are so many factors namely

Design strength of concrete required

Type and grade of cement and used

Grading and strength of Aggregatrs

Method of Placing either Pumpable, Termie, or Droping

Water cement ratio
Aggregate cement ratio

Type and purpose of admixture used

Degree of Quality control needed

Type of Curing.........etc

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