Previous year question paper for BC (Diploma Civil Engineering 3rd)

1. Introduction: (01 hr)

1.1 Definition of a building, classification of buildings based on occupancy

1.2 Different parts of a building

2. Foundations: (06 hrs)

2.1 Concept of foundation and its purpose

2.2 Types of foundation-shallow and deep

**2.2.1 Shallow foundation - constructional details of: Spread foundations

for walls, thumb rules for depth and width of foundation and

thickness of concrete block, stepped foundation, masonry pillars

and concrete columns

2.3 Earthwork

2.3.1 Layout/setting out for surface excavation, cutting and filling

2.3.2 Excavation of foundation, trenches, shoring, timbering and de- watering

3. Walls: (07 hrs)

3.1 Purpose of walls

3.2 Classification of walls - load bearing, non-load bearing, dwarf wall,

retaining, breast walls and partition walls

3.3 Classification of walls as per materials of construction: brick, stone,

reinforced brick, reinforced concrete, precast, hollow and solid concrete

block and composite masonry walls

3.4 Partition walls: Constructional details, suitability and uses of brick and

wooden partition walls

3.5 Mortars: types, selection of mortar and its preparation

3.6 Scaffolding, construction details and suitability of mason’s brick layers

and tubular scaffolding, shoring, underpinning

4. Masonry (08 hrs)

4.1 Brick Masonry: Definition of terms like header, stretcher, queen closer,

king closer, frog and quoin, course, bond, facing, backing, hearting, jambs,

reveals, soffit, plinth, pillars and pilasters

4.1.1 Bond – meaning and necessity; English, flemish bond and other

types of bonds

4.1.2 Construction of brick walls –methods of laying bricks in walls,

precautions observed in the construction of walls, methods of

bonding new brick work with old (toothing, raking, back and block

bonding), Expansion and contraction joints

4.1.3 Importance towards special care during execution on: soaking of

bricks, maintenance of bonds and plumb, filling of horizontal and

vertical joints, masonry work, restriction height of construction on

a given day, every fourth course, earthquake resistance measure,

making of joints to receive finishes

4.2 Stone Masonry

4.2.1 Glossary of terms – natural bed, bedding planes, string course,

corbel, cornice, block in course grouting, moulding, templates, corner stone, bond stone, throating, through stone, parapet, coping,

pilasters and buttress

4.2.2 Types of stone masonry: rubble masonry - random and coursed;

Ashlar masonry, principles to be observed in construction of stone

masonry walls

4.2.3 Importance towards special care during execution of stone masonry

work on dressing of stone, size and placing of bond and corner

stones, filling joints, proper packing of internal cavities of rubble

masonry wall, raking of joints to receive finishes

5. Arches and Lintels: (06 hrs)

5.1 Meaning and use of arches and lintels:

5.2 Glossary of terms used in arches and lintels - abutment, pier, arch ring,

intrados, soffit, extrados, voussoiers, springer, springing line, crown, key

stone, skew back, span, rise, depth of an arch, haunch, spandril,

jambs, bearing, thickness of lintel, effective span

5.3 Arches:

5.3.1 Types of Arches - Semi circular, segmental, elliptical and

parabolic, flat, inverted and relieving

5.3.2 Stone arches and their construction

5.3.3 Brick arches and their construction

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5.4 Lintels

5.4.1 Purpose of lintel

5.4.2 Materials used for lintels

5.4.3 Cast-in-situ and pre-cast lintels

5.4.4 Lintel along with sun-shade or chhajja

**6. Doors, Windows and Ventilators: (05 hrs)

6.1 Glossary of terms with neat sketches

6.2 Classification based on materials i.e. wood, metal and plastic and their

suitability for different situations. Different type of doors- panel door,

flush door, flazed door, rolling shutter, steel door, sliding door, plastic and

alumininium doors

6.3 Window – Panel window, glazed windows (fixed and openable)

ventilators, sky light window, Louvres shutters, plastic and aluminium

windows.

6.4 Door and window frames – materials and sections, door closures, hold

fasts

*7. Damp Proofing and Water Proofing (08 hrs)

7.1 Dampness and its ill effects on bricks, plaster, wooden fixtures, metal

fixtures and reinforcement, damage to aesthetic appearance, damage to

heat insulating materials, damage to stored articles and health, sources and

causes of dampness

7.2 Sources of dampness - moisture penetrating the building from outside e.g.

rainwater, surface water, ground moisture. Moisture entrapped during

construction i.e. moisture in concrete, masonry construction and plastering

work etc. Moisture which originates in the building itself i.e. water in

kitchen and bathrooms etc.

7.3 Damp proofing materials and their specifications: rich concrete and mortar,

bitumen, bitumen mastic, polymer coating, use of chemicals

7.4 Damp proofing of : basement, ground floors, plinth and walls, special

damp proofing arrangements in bathrooms, WC and kitchen, damp

proofing for roofs and window sills

8. Floors (07 hrs)

8.1 Glossary of terms-floor finish, topping, under layer, base course, rubble

filling and their purpose

8.2 Types of floor finishes - cast-in-situ, concrete flooring (monolithic,

bonded) Terrazzo tile flooring, stone (marble and kota) flooring, PVC

flooring, Terrazzo flooring, glazed tiles flooring, Timber flooring,

description with sketches. The methods of construction of concrete,

terrazzo and timber floors and their BIS specifications

8.3 Special emphasis on level/slope/reverse slope in bathrooms, toilets,

kitchen, balcony and staircase

9. Roofs (05 hrs)

9.1 Types of roofs, concept of flat, pitched and arched roofs

9.2 Glossary of terms for pitched roofs - batten, eaves, facia board, gable, hip,

lap, purlin, rafter, rag bolt, valley, ridge, rain water gutter, anchoring bolts

9.3 False ceilings using gypsum, plaster boards, cellotex, fibre boards

9.4 Special emphasis on maintenance of slopes, overlaps of roofing materials,

applicability and problems of wind ties, size of anchoring bolts

10. Stairs (05 hrs)

10.1 Glossary of terms: Staircase, winders, landing, stringer, newel, baluster,

riser, tread, width of staircase, hand-rail, nosing

10.2 Classification of staircase on the basis of material – RCC, timber, steel,

Aluminium

10.3 Planning and layout of staircase: Relations between rise and tread,

determination of width of stair, landing etc

10.4 Various types of layout - straight flight, dog legged, open well, quarter

turn, half turn (newel and geometrical stairs), bifurcated stair, spiral stair

11. Surface Finishes (05 hrs)

11.1 Plastering - classification according to use and finishes like plain plaster,

grit finish, rough cast, pebble dashed, concrete and stone cladding etc.,

dubbing, proportion of mortars used for different plasters, techniques of

plastering and curing

11.2 Pointing - different types of pointing and their methods

11.3 Painting - preparation of surface, primer coat and application of paints on

wooden, steel and plastered wall surfaces

11.4 Application of white washing, colour washing and distempering, polishing,

application of cement and plastic paints

11.5 Selection of appropriate paints/finishes for interior and exterior surfaces

11.6 Importance of preparation of surfaces such as hacking, grooving etc before

application of surface finishes

12. Anti Termite Measures (As per IS 6313 –I – III) (04 hrs)

12.1 Introduction, site preparation and chemicals used in anti-termite treatment

12.2 Treatment of masonry foundation

12.3 Treatment of RCC foundation

12.4 Treatment of top surface of earth filling

12.5 Treatment of junction of walls and floors

12.6 Treatment along external perimeter of building

12.7 Treatment and selection of timber

12.8 Treatment in existing buildings

13. Building Planning (06 hrs)

13.1 Site selection: Factors to be considered for selection of site for residential,

commercial, industrial and public building

13.2 Basic principles of building planning, arrangement of doors, windows,

cupboards etc for residential building

13.3 Orientation of building as per IS: 7662 in relation to sun and wind

direction, rains, internal circulation and placement of rooms within the

available area, concept of Vastu-Shastra

13.4 Introduction to National Building code.

14 Building Services (05 hrs)

Introduction to fire fighting systems, Ducting for Air-conditioning, service

lines for cable telephone, and electrical wiring , garbage disposal systems. Water

supply system (internal and external).

15. Elementary idea of interior decoration, wall paneling, false ceiling, (02 hrs)

flooring etc.