JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD

Course Objectives

The objectives of the course are to

• Identify the various actions in arches.
• Understand classical methods of analysis for statically indeterminate structures.
• Differentiate the approximate and numerical methods of analysis for indeterminate structures.
• Find the degree of static and kinematic indeterminacies of the structures.
• Plot the variation of S.F and B.M when a moving load passes on indeterminate structure

Course Outcomes

After the completion of the course student should be able to

• Analyze the two hinged arches.
• Solve statically indeterminate beams and portal frames using classical methods
• Sketch the shear force and bending moment diagrams for indeterminate structures.
• Formulate the stiffness matrix and analyze the beams by matrix methods

UNIT - I

Two Hinged Arches: Introduction – Classification of Two hinged Arches – Analysis of two hinged parabolic arches – Secondary stresses in two hinged arches due to temperature and elastic shortening of rib. Moment Distribution Method - Analysis of continuous beams with and without settlement of supports using - Analysis of Single Bay Single Storey Portal Frames including side Sway - Analysis of inclined frames - Shear force and Bending moment diagrams, Elastic curve.

UNIT - II

Kani’s Method: Analysis of continuous beams including settlement of supports - Analysis of single bay single storey and single bay two Storey Frames including Side Sway using Kani’s Method - Shear force and bending moment diagrams - Elastic curve. cables and suspension bridges: Equilibrium of a Suspension Cable subjected to concentrated loads and uniformly distributed loads - Length of a cable - Cable with different support levels - Suspension cable supports - Suspension Bridges - Analysis of Three Hinged Stiffening Girder Suspension Bridges.

UNIT - III

Approximate Methods Of Analysis: Introduction – Analysis of multi-storey frames for lateral loads: Portal Method, Cantilever method and Factor method - Analysis of multi-storey frames for gravity loads - Substitute Frame method - Analysis of Mill bents.

UNIT - IV

Matrix Methods Of Analysis: Introduction to Flexibility and Stiffness matrix methods of analyses using ‘system approach’ upto three degree of indeterminacy– Analysis of continuous beams including settlement of supports using flexibility and stiffness methods -Analysis of pin-jointed determinate plane frames using flexibility and stiffness methods- Analysis of single bay single storey portal frames using stiffness method - Shear force and bending moment diagrams - Elastic curve.

UNIT - V

Influence Lines For Indeterminate Beams: Introduction – influence line diagram for shear force and bending moment for two span continuous beam with constant and different moments of inertia - influence line diagram for shear force and bending moment for propped cantilever beams.

R18 B.TECH CIVIL ENGG. III YEAR

TEXT BOOKS:

• 1. Structural Analysis Vol –I &II by Vazarani and Ratwani, Khanna Publishers.
• 2. Structural Analysis Vol I & II by G.S. Pandit S.P. Gupta Tata McGraw Hill Education Pvt. Ltd.
• 3. Indeterminate Structural Analysis by K.U. Muthu et al., I.K. International Publishing House Pvt. Ltd

REFERENCES:

• 1. Structural analysis T. S Thandavamoorthy, Oxford university Press
• 2. Mechanics of Structures Vol –II by H.J. Shah and S.B. Junnarkar, Charotar Publishing House Pvt. Ltd.
• 3. Basic Structural Analysis by C.S.Reddy., Tata McGraw Hill Publishers.
• 4. Examples in Structural Analysis by William M.C. McKenzie, Taylor & Francis.
• 5. Structural Analysis by R. C. Hibbeler, Pearson Education
• 6. Structural Analysis by Devdas Menon, Narosa Publishing House.
• 7. Advanced Structural Analysis by A.K. Jain, Nem Chand & Bros. R18 B.TECH CIVIL ENGG. III YEAR