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Continue to ChatIS 1343 - 1980 1999 Indian standard for Prestressed Concrete https://civilengineer.co.in/indian-standard-codes/1343-1980-1999-indian-standard-prestressed-concrete/
IS 1343 - 1980 1999 Indian standard for Prestressed Concrete https://civilengineer.co.in/indian-standard-codes/1343-1980-1999-indian-standard-prestressed-concrete/