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SYLLABUS

UNIT-I

Materials – Making of iron and steel – Types of structural steel – Mechanical properties of steel – Concepts of plasticity – Yield strength. Loads – and combinations Loading wind loads on roof trusses, Behavior of steel, Local buckling, Concept of limit state design – Different limit states as per IS 800-2007 – Design strengths – Deflection limits – Serviceability – Bolted connections – Welded connections – Design strengths – Efficiency of joint – Prying action – Types of welded joints – Design of tension members – Design strength of members.

UNIT-II

Design of compression members – Buckling class – Slenderness ratio / Strength design – Laced – Battened columns – Column splice – Column base – Slab base.

UNIT-III

Design of beams – Plastic moment – Bending and shear strength laterally / Supported beams design – Built up sections – Large plates web buckling crippling and deflection of beams, Design of purlin.

UNIT-IV

Design of eccentric connections with brackets, Beams end connections – Web angle – Un-stiffened and stiffened seated connections (Bolted and welded types) Design of truss joints.

UNIT-V

Plate Girder: Design consideration – I S code recommendations design of plate girder-Welded – Curtailment of flange plates, Stiffeners – Splicing and connections. Gantry Girder: Impact factors - Longitudinal forces, Design of gantry girders