CIVIL ENGINEERING (DIPLOMA COURSE) Paper-I
GENERAL CIVIL ENGINEERING
Time – 3 Hrs. Max. Marks: 150
(a) Strength of materials and theory of structures:
1. Effect ofa force, tension and compression, free body diagram. virtual work, force distribution system.
2. Principle of energy, conservation of energy and momentum, rotation of rigid bodies about fixed axis. mass moment of inertia.
3. Stresses and strains: Types of stresses and strains, Definition oftension. compression, shear, bending, torsion, volumetric and lateral strain, Poiss0n`s ratio. Hookes`s law.
4. Bending moment and shear force: Types of beam, simply supported, cantilever, fixed, overhanging and continuous beams.
5. Analysis of trusses, slope and deflection of bearms.
6. Columns and struts: Long columns, short columns & struts. slenderness ratio.
7. Torsion: Circular shaft, combined bending, torsion and axial thrust, strength of hollow and solid shaft.
(b) Design of reinforced concrete structures:
1. Design based on working stress method Flexural strenght shear strength and bond strength of a singly reinforced RCC beam.
2. Design of lintels, Design ofa Cantilever beam and slab. Design ofdoubly reinforced concrete beam.
3. Design of RCC slab, design of one way and two way slabs.
4. Design of Reinforced brick beams. slab & lintels, design of T-beams.
5. Design of columns and column footings. cantiliver retaining walls.
(i) overhead water tank and
(ii) Multistoreyed framed structures.
7. Introduction to design based on limit state method.
8. Presstressed concrete.
(c) Steel and Machinery structures:
l. Tension and Compression members in steel.
2. Design of steel of steel beams.
3. Design of simple column bases.
4. Design of simple trusses and purlins.
5. Design ofmasonry retaining walls.
6. Design ofmasonry wall foundation.
(d) Building estimates & coating, construction management, account & enterpreneurship development.
(a) Soil mechanics and foundation engineering:
1. Fundamental terms and their relationships.
2. Classification and identification of soils.
3. Phase relationship index property. laboratory determination.
4. Capillary phenomenon permeability. factors affecting permeability.
5. compaction, methods of compation,
6. Consolidation, difference between compactions and consolidation.
7. Streesses in soil. shear strength, colomb`s equation, unconfined compression test.
8. Earth pressure and retaining structures.
9. shallow and deep foundations. classifications of piles.
10. Stabilisation of soils by lime and cement.
11. Sub—surface exploration.
l. General principles.
2. Chain surveying.
3. Compass Traversing, bearings. local attractions. types of travessing. traverse computations. corrections and missing readings.
4. Leveling-Theory. Temporary & permanent adjustment of levels. types of levelling. Reciprocal levelling. L-section and cross section, Refration and curvature corrections.
5. contouring characteristics, uses and plotting of contours.
6. Plane table surveying- orientation, plotting methods, two & three point problems. Lehmann’s ruler errors and precautions.
7. Theodolitez Adjustmcn (Temporary & permanent) Measurement of angles. curves. horizontal and vertical curves. their design and layout transition curves. 8. Minor Instruments Abneys Level. Tangent Clinometer. ceylone Ghat tracer, pantograph and planimetcr.
(c) Building Materials and construction:
l.Buildhing Materials: Bricks. their classification and characteristics. building stones, source, quarrying. classification and properties. lime. properties, Cement types. properties and tests, timber and wood products, types. properties and uses, paints, varnishes and distempers, glass and plaster etc., Lime concrete, uses in foundation and terracing, Cement concretes, ingredients, grading of aggregates, workability, water cement ratio. mixing. laying compaction, curing.
2. Building constructions- Detailing of walls. floors, roofs stair cases, doors and windows, finishing of building, plastering pointing. damp proofing etc., Ventilation and air conditioning fire fighting.
(d) Water supply and sanitation for public building:
l. Sources of water. quality and quantity of water supply. water treatment. water distribution. laying of pipes. building water supply & maintenance.
2. Quantity of sewage, sewarage systems, sanitation and drainage. disposal of rainfall and domestic wastes. lncluding night soil. waste water and garbage. plumbing for public and residential buildings. septic tanks and soak pit. sewage treatment.