Civil Engineering MCQJE Level Civil Engineering
Initial setting time of ordinary Portland cement should not be less than:
Building MaterialsConstruction Materials and PracticeHARD
Choose the correct answer
A
24 hours
B
30 minutes
C
10 hours
D
5 minutes
Correct Answer
B. 30 minutes
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OPC should have initial setting time at least 30 minutes to allow handling and placing.
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