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Mr. Dubey • 100.64K Points
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Q. Which of the following statement is correct while compacting concrete with vibrators?

  • (A) The vibrator should be inserted horizontally.
  • (B) The vibrator should not be immersed through a full depth of freshly laid concrete.
  • (C) The vibrator should not touch the form surface.
  • (D) all of the above
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