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This document provides a summary of a lecture on mix design of concrete using the Indian Standard (IS) method and the British Department of Environment (DOE) method. It begins with an example of using the IS method to design an M25 grade concrete mix with a target mean strength of 32MPa. The steps include determining the water-cement ratio of 0.45 based on durability requirements, estimating the water content of 167kg/m3 from tables, and adjusting this based on aggregate type and slump. The document then sh

Author

Uppara Raghu Babu Bhagiratha

Language

EN