JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Pre-requisites

Design of Steel Structures & Structural Analysis

Course Objectives

To impart knowledge on behavior and design of various connections, industrial

and steel girders.

Course Outcomes

The learner will be able to design different steel structures.

UNIT - I

SIMPLE CONNECTIONS – RIVETED, BOLTED PINNED AND WELDED CONNECTIONS: Riveted Connections – Bolted Connections –Load Transfer Mechanism – Failure of Bolted Joints – Specifications for Bolted Joints – Bearing – Type Connections – Tensile Strength of Plate – Strength and Efficiency of the Joint – Combined Shear and Tension – Slip-Critical connections – Prying Action – Combined Shear and Tension for Slip-Critical Connections. Design of Groove Welds - Design of Fillet Welds – Design of Intermittent Fillet Welds – Failure of Welds.

UNIT - II

ECCENTRIC AND MOMENT CONNECTIONS: Introduction – Beams – Column Connections – Connections Subjected to Eccentric Shear – Bolted Framed Connections –Bolted Seat Connections – Bolted Bracket Connections. Bolted Moment Connections – Welded Framed Connections- Welded Bracket Connections – Moment Resistant Connections.

UNIT - III

ANALYSIS AND DESIGN OF INDUSTRIAL BUILDINGS: Dead loads, live loads and wind loads on roofs. Design wind speed and pressure, wind pressure on roofs; wind effect on cladding and louvers; Design of angular roof truss, tubular truss, truss for a railway platform.Design of purlins for roofs, design of built up purlins, design of knee braced trusses and stanchions. Design of bracings.

UNIT - IV

DESIGN OF STEEL TRUSS GIRDER BRIDGES: Types of truss bridges, component parts of a truss bridge, economic Proportions of trusses, self weight of truss girders, design of bridge Compression members, tension members; wind load on truss girder Bridges; wind effect on top lateral bracing; bottom lateral bracing; portal Bracing; sway bracing Design of Lacing.

UNIT - V

Plastic Analysis and Design: Introduction – Plastic Theory – Plastic neutral Axis plastic moment, Elastic & Plastic Section modulii shape factors plastic Hinge – Fundamental condition conditions in plastic analysis, methods of plastic analysis – collapse load – simply supported, propped cantilever beam, fixed beams continuous beams, portal frame single bay single storey portal frame at different level subjected to vertical and horizontal loads, Method of instantaneous center gable frame – Trial and error method – plastic moment distribution method – continuous beam– uiltimate Deflections for beams and frames

REFERENCES:

• 1. Limit State Design of Steel Structures S.K. Duggal Mc Graw Hill Education Private Ltd. New Delhi. R19 M.TECH STRUCTURAL ENGG.
• 2. Design of Steel Structures. P.Dayaratnam, Publisher : S. Chand, Edition 2011-12.
• 3. Design Steel Structures Volume – II, Dr. Ramachandra & Vivendra Gehlot Scientitic Publishes Journals Department.
• 4. Design of Steel Structures. P.Dayaratnam, Publisher : S. Chand, Edition 2011-12.
• 5. Design of Steel Structures Galyord & Gaylord, Publisher: Tata Mc Graw Hill, Education. Edition 2012.
• 6. Indian Standard Code – IS – 800-2007.
• 7. Indian Standard Code – IS – 875 – Part III - 2015 R19 M.TECH STRUCTURAL ENGG. M.TECH.- I YEAR- II SEMESTER STRUCTURAL ENGINEERING