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3. ACI Committee 318 2008 Building Code Requirements for Structural Concrete (ACI-318-08) and Commentary
4. Indian Standard 2000 IS 456: Plain and reinforced concrete - Code of Practice (New Delhi-110002: Bureau of Indian Standards)
5. EN 1992-1-1 2004 Eurocode 2: Design of concrete structures- Part 1-1: General rules and rules for buildings (Brussels: The European Standard)