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Question: What are harmful manifestations of plastic shrinkage of concrete in (a) reinforced columns and (b) slabs? Assuming that the air temperature is 21°C, the concrete temperature is 24°C, and the wind velocity is 30 km/h, determine the rate of evaporation. If this rate is too high from the standpoint of risk of plastic-shrinkage cracking, what precautionary measures would you take? Alternatively, determine the temperature to which concrete must be cooled to reduce the rate of evaporation to a safe limit.

Microeconomics, Economics

  • Category:- Microeconomics
  • Reference No.:- M93110386

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