DI04006031 · Semester 4 · 5G scheme
Design of Steel Structures
Notes and solutions following the Gujarat Technological University (GTU) syllabus for DI04006031. Independent material — not issued by the university.
Civil Engineering
Materials
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The whole syllabus, unit by unit, written for the exam.
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124 pages
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Past university papers, fully solved.
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Syllabus units
Unit 1: Fundamental of Steel Design
- 1.1 Steel versus RCC as a building material. Advantages and disadvantages of steel. Types of steel sections normally in use.
- 1.2 Characteristic strength and design strength, Stress-strain curve for mild steel. Partial safety factors for load and materials as per IS provision
- 1.3 Limit state of strength and serviceability.
Unit 2: Bolted and Welded connections
- 2.1 Types of connections in steel structures Bolted connection: Types of bolts, Black Bolts, Turned Bolts, HSFG Bolts, Grade of Bolts Lap and Butt Joint, Minimum and Maximum Pitch, Tack Bolting, Edge Distance, Gauge Distance, Bolt Hole.
- 2.2 Shear Capacity of Bolt - Vdsb, Bearing Capacity of Bolt - Vdpb as per IS-800-2007, Bolt Value, Efficiency of Joint.
- 2.3 Analysis and design of bolted connection of plate and Angle sections (Only Shear connections). Numericals based on this.
- 2.4 Welded connection: Types of weld, Fillet Weld and its symbol, tack welding, minimum and maximum size of weld, effective throat thickness, end returns.
- 2.5 Analysis and design of Fillet weld in plate and angle section as per IS-800-2007. Numericals based on this.
Unit 3: Load Calculation for Roof Truss
- 3.1 Types of Truss for various spans, Pitch of Truss, Rise, Spacing of Truss, Members of Truss: Purlin, Principal Rafter, Main Tie, Sag Tie. Joints: eave joint, ridge joint, intermediate joint and middle bottom joint. Roofing material- GI and AC Sheets.
- 3.2 Types of load and load combinations for roof truss as per IS 875 codal provisions.
- 3.3 Dead Load of Truss per panel point: self weight ,weight of Purlin , Wind Bracing , and weight of Roofing Material .
- 3.4 Live Load per panel point on purlin and Truss.
- 3.5 Wind Load per panel point on roof truss
- 3.6 Numericals on dead load, live and wind load for roof truss.
Unit 4: Tension Member
- 4.1 Types of sections used as Tension Members in Steel Structures.
- 4.2 Design strength of Tension Member governed by Yielding, rupture of critical section and Block shear in Angle section according to provision of IS: 800-2007
- 4.3 Analysis and Design of Axially loaded tension members - Single and Double angle section with Bolted and welded connections.
- 4.4 Numerical of Analysis and design of tension members for single and double angle sections with bolted and welded connections.
Unit 5: Compression Member (Strut)
- 5.1 Type of sections to be used as compression members in steel structures. Calculation of effective length, radius of gyration, slenderness ratio and its permissible value as per IS:800-2007.
- 5.2 Cross section classification, Buckling class, Imperfection factors as per IS:800-2007
- 5.3 Design compressive strength of (i) Axially loaded compression members (ii) Single angle struts (iii) Double angle struts as per IS:800-2007
- 5.4 Numerical of Analysis and design of compression members (Struts) for single angle section, double angle section, with bolted and welded connections (No Column Design).
Unit 6: Laterally Restrained Beam and Purlin
- 6.1 Main Beam , Secondary Beam , Standard I Sections , Laterally restrained (only) symmetrically loaded with UDL and/or point load.
- 6.2 Plastic Section Modulus - Annexure -H , IS-800-2007 , Section classification as per Table 2 - IS-800-2007 , Shear buckling , Shear Strength and Bending Strength of Section as per Cl. 8.4.1 and Cl. 8.2.1.2 of IS-800-2007 , Deflection as per Table-6 of IS-800-2007 , Shear Leg Effect , Web Crippling
About this course
Study materials, question papers, and solutions for Design of Steel Structures (DI04006031) - Civil Engineering, Semester 4