JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Pre-requisites

Design of Steel Structures & Structural Analysis

Course Objectives:

• 1. To distinguish between conventional steel buildings and PEB’s
• 2. To identify the Pre-Engineered Building components
• 3. To estimate the loads on Pre-Engineered Buildings
• 4. To identify the various design parameters of PEB frames

Course Outcomes

After completion of the course, students should be able to

• 1. Understand the functions of Primary system, Secondary system and Bracing system of PEB components.
• 2. Calculate the Dead, Live, Wind and Seismic loads acting on PEB’s
• 3. Check the structural stability of PEB’s
• 4. Analyze and Design the PEB’s

UNIT - I

Introduction to Pre-Engineered Buildings: Introduction – History - Advantages of PEB - Applications of PEB – Materials used for manufacturing of PEB. Difference between Conventional Steel Buildings and Pre-Engineered buildings.

UNIT - II

Pre-Engineered Building Components: Primary System: Main frames, Gable End Frame - Secondary frame system: Sizes and Properties of Purlins & Girts – Bracing System: Rod, angle, Portal, Pipe bracing – Sheeting and Cladding: Roof Sheeting and Wall sheeting – Accessories: Turbo Ventilators, Ridge vents, Sky Lights, Louvers, Insulation, Stair cases, Design of PEB frame under the influence of Dead, Live, Collateral, Wind, Seismic and Other applicable Loads. Serviceability Limits as per code., Design Parameters of PEB Frames - Depth of the section, Depth to Flange width ratios, Thickness of Flange to thickness of Web ratio. d/tw, bf/tf ratios of sections as per IS code. Section Sizes as per Manufacturing Limitations, Analysis and Design of Rigid Frames.

UNIT - III

Peb Frame Connection Design Methodology: Rigid Frame Moment Connection, Shear Connection, High strength bolts & grades, Lever arm, bolt Patten its effect on connection design, thickness of connection plate, Selection of governing forces for connection design.

UNIT - IV

Mezzanine Floor Systems: Design of Mezzanine Beams, Columns and joists – Mezzanine decking, Different types of Mezzanine Floor systems – Grating, Chequered plate and Rigid floor System, Types of base plate Pinned , Fixed, strength bolts, different types of bolts & grades, Lever arm, bolt Patten its effect on connection design, thickness of connection plate, base plate size, Selection of governing forces for base connection design & Anchor bolt.

UNIT - V

Analysis and Design Of Pre-Engineered Buildings: 2D and 3D Modelling of Portal Frames, Optimization Techniques, Comparison of software output with manual calculations. Design of Cold Formed Sections i.e., Purlins and Girts, Design of Roof Sheeting, trapezoidal , Standing seam sheeting, Welding technology, Manufacturing process , Erection Procedures

REFERENCES:

• 1. Pre-Engineered Steel Building, K.S. Vivek and P.Vyshnavi, LAP Lamdert Academic Publishing.
• 2. Metal building systems: Design and Specifications, Third edition, Alexander Newman, McGraw- Hill Education.
• 3. Pre-Engineered Metal Building Systems, Labsori M. Tech in COMPUTER AIDED STRUCTURAL ENGINEERING II YEAR I – SEMESTER