CIVIL ENGINEERING CODE NO. (20)

PART-A
1. Engineering Mechanics :
Units and Dimensions, SI Units, Vectors, Concept of Force, Concept of particle and rigid body. Concurrent, non-concurrent and parallel forces in a plane, moment of force and Varignon’s theorem, free body diagram, conditions of equilibrium, Principle of virtual work, equivalent force system.
First and Second Moments of area, Mass moment of Inertia.
Static Friction Inclined plane and bearings.
Kinematics and Kinetics : Kinematics in cartesian and polar co-ordinates, motion under uniform and non-uniform acceleration, motion under gravity. Kinetics of particle : Momentum and Energy principles, ‘D’ Alembert’s Principle, Collision of elastic bodies, rotation of rigid bodies, simple harmonic motion.
2. Strength of Materials :
Simple Stress and Strain, Elastic constants, axially loaded compression members, Shear force and bending moment, theory of simple bending, Shear Stress distribution across cross sections, Beams of uniform strength, Leaf spring, Strain Energy in direct stress, bending and shear.
Deflection of beams :
Macaulay’s method, Mohr’s moment area method, Conjugate beam method, unit load method. Torsion of Shafts, Transmission of power, closecoiled helical springs, Elastic stability of columns : Euler’s, Rankine’s and Secant formulae. Principal stresses and strains in two dimensions, Mohr’s Circle. Theories of Elastic Failure, Thin and Thick cylinders : Stresses due to internal and external pressures—Lame’s equations.
3. Structural Analysis :
Analysis of pin jointed plane trusses, deflection in trusses. Three hinged and two hinged arches, rib shortening, temperature effects, influence lines in arches. Analysis of propped cantilevers, fixed beams, continuous beams and rigid frames. Slope deflection, moment distribution, Kani’s method and Matrix method : Force and Displacement Methods. Rolling loads and influence lines for determinate beams and pin jointed trusses.

PART-B
Geotechnical Engineering:—Types of soil, field identification and classification, phase relationships, consistency limits, particle size distribution, classification of soil, structure and clay mineralogy. Capillary water and structural water, effective stress and pore water pressure, Darcy’s Law, factors affecting permeability, determination of permeability, permeability of stratified soil deposits. Seepage pressure, quick sand condition, compressibility and consolidation, Terzaghi’s theory of one dimensional consolidation, consolidation test. Compaction of soil, optimum moisture content, Proctor Density.
Subsurface exploration, methods of boring, sampling, types of sampler, field tests.
Shear strength of soils, Mohr-Coulomb failure theory, shear tests.
Earth pressure at rest, active and passive pressure, Rankine’s theory, Coulomb’s wedge theory, earth pressure on retaining wall.
Bearing capacity, Terzaghi and other important theories, net and gross bearing pressure, Immediate and consolidation settlement.
Load carrying capacity of pile groups.
Stability of slope-Conventional method of slices, stability numbers.
Transportation Engineering :
Highway alignment, choice of layout and capacity of highways, location survey, geometric design of highways—various elements, curves, grade separation and segregation of traffic, intersection design, highway materials and testing subgrade and pavement components, types of pavements, road drainage, elements of airport engineering.
Railway engineering-elements of permanent track-rails, sleepers, ballast and rail fastenings, tractive resistance, elements of geometric design—gradients and grade compensation on curves, cant transition curves and vertical curves, stresses in railway tracks, points and crossings, signalling and interlocking, maintenance of railway track. Culverts and small bridges.

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