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Continue to ChatIS 2911 (PART 3)-1980 INDIAN STANDARD CODE OF PRACTICE FOR DESIGN AND CONSTRUCTION OF PILE FOUNDATIONS.PART 3 UNDER REAMED PILES https://civilengineer.co.in/indian-standard-codes/is-2911-part-3-1980-indian-standard-code-of-practice-for-design-and-construction-of-pile-foundations-part-3-under-reamed-piles/