Fresh state: The rate of workability loss should be within an allowable limit in order to ensure a required workability during placing. Good workability means
Suitable deformability, or flow, for specific type of construction.
Sufficient resistance to segregation.
no possibility of aggregate blocking at any parts in the framework during filling.
2) Plastic state: the state of concrete from just after placing of the concrete until final setting of the concrete. Concrete in plastic state shall have the following performances.
No or very little bleeding
No or very little settlement
Prevented plastic shrinkage
Good finishability