Answer / karthik rajendren

The initial seting time for OPC is 30 mins and max time 10
hrs to become hard.

Answer / sabari

The initial setting time of the cement should not be less
then 30mins,final setting time of the cement should not be
more than 10hrs

Answer / ajaybir

initial setting time = 30 min
Maximum setting time = 600 minutes

Answer / deepak katyal

IST- 30 Minutes
FST- 600 Minutes

Answer / shaikh shahrukh

30 mins

Why is loose concrete removed from the surface where new concrete is to be done?

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