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________ results rain water carrying certain Chemicals and salt which reacts with the material used for the foundation work and turn them into powder.(a) Atmospheric action(b) Unequal settlement of the soil(c) Lateral pressure on the superstructure(d) Transpiration of trees and shrubsThis question was posed to me by my school teacher while I was bunking the class.Question is from Foundations in chapter Foundations of Construction & Building Materials

Answer»

The correct answer is (a) Atmospheric action

The BEST explanation: The rain and SON are the main atmospheric agents to seriously affect the FOUNDATION of a building. The rain may CARRY certain Chemicals and SALTS obtained from sewage, animal dung, etc. which reacts with the foundation and leads to its destruction.



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