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Wednesday, August 1, 2012

RAS PRE Syllabus- Civil Engineering (Code No. 06)


Civil Engineering (Code No. 06)

1. Engineering materials & construction technology
Selection of site for the construction of various types of building: Planning & Orientation of Building. Bonds in Masonry, Damp Proof Course, Scaffolding, underpinning & Raking. Floors, Staircases, Roofs, Doors and Windows etc. Requirements of fire protection, Ventilation & air conditioning, and Acoustics. Building materials: Stones, Bricks, Timber, Lime, Cement, mortar, Plain & Reinforced Cement Concrete, Paints, Varnishes & Distemper.

2. Surveying
Generally adopted Scales, Chain and compass surveying: Levelling: Temporary & permanent adjustments of levels & Theodolite. Use of Theodolite, Tacheometry, Trigonometrical & Triangulation survey. Traversing & Traverse Adjustment; Contours and contouring: Simple Circular, Compound and Transition curves and their setting out: Theory of errors and survey adjustment.

3. Soil Engineering
Classification of soil as per I.S. Code, Field identification tests for soils; water content, specific gravity, voids ratio, porosity, degree of saturation; Unit weight, density index etc; and their inter-relationship, determination of various properties of soils as noted above as well as grain size distribution, consistency limits etc.
Soil permeability and its determination in the laboratory and field; Darcy's law, flow nets, its construction and uses.
Compaction of soil and quality control, soil stabilization methods, Newmark's chart and its uses.
Elements of shear strength parameters and their determination. Terzaghi's theory, Bearing capacity & Design Criteria for shallow foundation. Earth pressures on retaining wall; stability of simple slopes.

4. Structural mechanics
Stress and strains, elastic constants, factor of safety, relation among elastic constants. Bending moment and shear force diagrams for cantilever, simply supported and overhanging, Fixed & continuous beams subjected to static loads, concentrated uniformly, distributed and uniformly varying. Theory of simple bending. Shear Stress, Shear Center.
Deflection of cantilever, Simply supported fixed and continuous beams.

5. Steel structures
Design of ordinary and plate girder beams, roof trusses, welded joints, axially and eccentrically loaded columns, Grillage, Gusseted & slab base foundation. Provision of IS:800 and 875.

6. Reinforced concrete structures
Provisions of latest IS: 456, design of beams singly and doubly reinforced, design of shear reinforcement. Design of slab simply supported, spanning in two directions and T-beam slabs. Design of columns axially and eccentrically loaded. Design of isolated and combined columns footing. Design of simple RCC cantilevers and retaining walls. Reinforcement in overhead & underground water tanks.

7. Fluid mechanics including hydrology and Irrigation
Hydraulic pressure at a point and its measurement, Buoyancy, conditions of equilibrium of floating bodies; fluid flow conditions, Bernoulli's theorem, flow through orifices, notches, and weirs, flow through pipes and open channels, Dimensional analysis.
Elements or hydrology; reservoirs and Dams; overflow structures irrigation canals, groundwater and well irrigation, water logging.

8. Public health engineering
Per capita requirement of water for urban and rural areas, Forecast of population. Sources, water supply standards of purity of public water supplies; various methods of purification; Distribution network with all the ancillaries; system of drainage. Layout of sewerage systems. Flushing of sewers; sewage treatment; rural water supply and sanitation.

9. Highway and bridges
Principles of highway planning; classification of roads, alignment; traffic engineering, pavement design, paving materials and highway construction and maintenance of different types of roads. Need for highway drainage and arboricultural; types of bridges; choice of type of bridge, economical considerations of fixing spans, culverts.

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