Architectural Structures - IV

Introduction, Working stress design, Ultimate load design, Limit state design, Limit state design versus Working stress design. Building code.

Understanding of Limit state, Characteristic strength and characteristic load, Design values, Partial safety factors, Factored loads, Stress strain relationship for concrete and steel, Yield stress, Provisions of IS codes, Loads and Load combination

Introduction, Requirements of good detailing, Nominal cover to reinforcement, Spacing of reinforcement, Reinforcement requirements, Reinforcement splicing, Anchoring reinforcing bars in flexure, Curtailment of tension reinforcement in flexural members, Bar bending schedule.

Introduction- Types of beam (singly, doubly and flanged beam) bending of beam assumption, moment of resistance, modes of failure, maximum depth of neutral axis, limiting values of tension steel & moment of resistance. Design of singly reinforced beam, concept of design and reinforcement detailing of doubly reinforced beam and flanged beam.

Introduction, Shear stress, Diagonal tension, Shear reinforcement, spacing of shear reinforcement, Development length, Anchorage bond, Flexural bond.