Diploma in Concrete Technology & Design of Concrete Structures Question Papers Leave a Comment / Annamalai University Question Papers, Question Paper / By Sathish Diploma in Concrete Technology & Design of Concrete Structures (E.M.) – May 2015 Question Papers 510 – CONCRETE TECHNOLOGY 520 – STRUCTURAL CONCRETE DESIGN – I 530 – STRUCTURAL CONCRETE DESIGN – II 540 – PRESTRESSED CONCRETE