Unit 1 Fundamentals

3 lecture hours

• 1.1 Definition of skeletal structures
• types of skeletal structures- Beam
• Plane Truss
• Plane frame
• Space Truss
• Space Frame. 1.2 Definition of continuum structures
• types of continuum structures- Plate
• Retaining Wall
• Machine Parts etc. 1.3 Determinate and indeterminate structures. 1.4 Advantages and disadvantages of indeterminate structures

Unit 2 Fixed Beams

6 lecture hours

• 2.1 Define a Fixed beam
• Advantages of fixed beam over simply supported beam. 2.2 Concept of analysis by Moment area method 2.3 μ and μ’ diagram for possible symmetric loading on a fixed beam of span L 2.4 Numericals on calculating SF & BM and drawing SF & BM diagrams for fixed beam with symmetric loading (UDL & Point load only) 2.5 Locate Point of contra flexure

Unit 3 Continuous Beams

9 lecture hours

• 3.1 Explain theorem of three moment (Clapeyron’s theorem) 3.2 Use theorem of three moment for a continuous beam up to three spans and two equations only 3.3 Numericals on calculating SF & BM and drawing SF & BM diagrams for fixed beam with symmetric loading (UDL & Point load only)

Unit 4 Moment Distribution Method

• 4.1 Define the terms: Stiffness
• carry over factor
• 09 20 Program Name: Diploma Engineering Level: Diploma Branch: Civil Engineering Subject Code : DI05006081 Subject Name : Mechanics of Structures -II distribution factor
• procedure of moment distribution method 4.2 Numerical to analyse two or three span continuous beams having end supports as overhang
• fixed and /or hinge and subjected to symmetrical loading (UDL & Point load only) and draw S.F & B.M Diagram

Unit 5 Direct and Bending Stresses

9 lecture hours

• 5.1 Introduction to axial and eccentric loads on column section
• Formulae for combined stresses on sections subjected to eccentric loads considering uniaxial and biaxial eccentricity and stress distribution diagrams. 5.2 Condition for no tension or zero stress at extreme fiber
• limit of eccentricity
• core of section for rectangular and circular (solid and hollow) cross sections. 5.3 Application of concept of combined stresses to find pressure at base and stability check of rectangular and trapezoidal retaining wall and dam with conditions of stability. 5.4 Numericals based on above topics to find combined stresses

Unit 6 Principal planes and Principal stresses

9 lecture hours

• Tangential & Resultant stresses due to direct orthogonal and shear stresses on a given inclined plane (Only formulae no derivation)
• Numericals based on this. 6.2 Definition of principal plane and stress. 6.3 Location of principal planes and calculation of principal stresses (Only formulae
• no derivation) Maximum tangential stress
• Numericals based on this. 6.4 Mohr’s circle and its application for determination of Normal
• Tangential & Resultant stresses due to direct orthogonal and shear stresses on inclined plane. 6.5 Mohr’s circle and its application for location of principal planes and determination of principal stresses. 6.6 Mohr’s circle and its application for determination of maximum tangential stress