For walls, columns and vertical faces of all structural members, the form work is generally removed after __________(a) 24 to 48 hours(b) 3 days(c) 7 days(d) 14 daysThe question was posed to me during an interview.Question is from Advantages of Quality Control topic in section Quality Control of Concrete Technology

For walls, columns and vertical faces of all structural members, the f

1.	For walls, columns and vertical faces of all structural members, the form work is generally removed after __________(a) 24 to 48 hours(b) 3 days(c) 7 days(d) 14 daysThe question was posed to me during an interview.Question is from Advantages of Quality Control topic in section Quality Control of Concrete Technology
Answer» Correct choice is (a) 24 to 48 HOURS For EXPLANATION: For rapid hardening cement, 3/7 of the above PERIOD will be sufficient in all cases except vertical sides of SLABS, beams and columns which should be retained for 24 hours.

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