Advanced Reinforced Concrete Design

Week 1: Introduction: History of Reinforced Concrete (RC), advantages of RC, load paths, introductions to different structural systems used in modern concrete constructionWeek 2: Materials:Stress-Strain Behaviour of concrete and steel under Compression and Tension, Behaviour of concrete under multi-axial stress, High strength concrete, lightweight concrete, Failure theories for concrete under Combined stress state, Tension-stiffening of Concrete, Effects of creep, shrinkage and temperature on material and structural behaviourWeek 3: Durability Aspects in Reinforced Concrete Design:Deterioration mechanisms of concrete, Alkali silica reaction, Sulphate attack, corrosion of steel, durability considerations in concrete mix design, methods to check loss of durability in concrete. Cover to reinforcement, Cracking and spalling of concrete, Periodic maintenance and its cost, Breakdown of concrete due to Freezing and thawing effect.Week 4: Behaviour under Pure Axial Loads: Basic Laws of Mechanics, Load displacement behaviour of RC members under pure axial compression and tension, Role of concrete and steel in compression and tension; differences in Behaviour of high strength and normal strength concreteWeek 5: Behaviour and Design under Flexure:Analysis at ultimate; Moment-curvature and load-deflection relationships, Effect of reinforcement ratios and concrete strength on moment-curvature Behaviour; Flexural design aspects using IS Code,Week 6: Analysis and Design for Shear:Relationship between flexure and shear, Effect of shear span to depth ratio, Definition of nominal shear, critical sections for shear, concept of Mohr circle; different failure modes in shear; Internal resisting mechanisms under shearWeek 7: Analysis and Design for Torsion: Behaviour of reinforced concrete members subjected to Torsion, Design methods of Torsion, Difference between equilibrium and compatibility torsion; concepts behind the derivation of code equations; concept of equivalent shear and bending; design examples, Design for combined loading (Torsion + Bending + Shear)Week 8: Columns:Concept of effective length; short columns vs slender column, Effect of confinement, Derivation of axial compression and bending interaction curves, Design of slender columns; Design for biaxial bendingWeek 9: Serviceability Checks: Difference between short-term and long-term deflections; estimation of deflections, estimation of crack widths and shrinkage cracks, vibrations and fatigueWeek 10: Analysis and Design of Two-way Slabs: Difference between one way and two-way slabs; limitations of code coefficient method; direct design method; equivalent frame method; Yield line analysis of slabs, Design of two-way slabs with a commercial package and comparing results from direct Design and equivalent frame methodsWeek 11: Special Topics Part 1:Design of Shear Walls, Design of Curved beams, Moment redistribution in continuous beams; bond and development length, curtailment of reinforcing steelWeek 12: 1. Special Topics Part 2:Introduction to Strut and Tie Method; Design of Deep beams and corbels, Design of Footings: isolated and combined footings; Beam-column joints.2. Analysis and Design of a Residential RC Building