Important MCQ on Building Construction
1) The lowest part of a structure which transmits the load to the soil is known as
(a) Super-structure
(b) Plinth
(c) Foundation✓
(d) Basement
2) The foundation in a building is provided to
(a) distribute the load over a large area
(b) increase overall stability of the structure
(c) transmit load to the bearing surface (sub soil) at a uniform rate
(d) all of the above✓
3) The failure of foundation of a building is due to
(a) withdrawl of subsoil moisture
(b) unequal settlement of soil
(c) lateral escape of the supporting material
(d) all of these✓
4) The minimum load which will cause failure of a foundation is called
(a) ultimate tensile strength
(b) nominal strength
(c) ultimate bearing power✓
(d) ultimate compressive strength
5) The bearing capacity of soils can be improved by
(a) increasing the depth of footing
(b) draining the sub-soil water
(c) ramming the granular material like crushed stone in the soil
(d) all of the above✓
6) The maximum bearing capacity of soil is that of
(a) hard rocks✓
(b) black cotton soil
(c) dry, coarse sandy soil
(d) fine sandy soil
7) The minimum depth of foundation for buildings on clays is
(a) 0.2 to 0.4 m
(b) 0.4 to 0.6 m
(c) 0.6 to 0.9 m
(d) 0.9 to 1.6 m✓
8) In order to protect the beam against corrosion, a minimum cover of
(a) 50 mm
(b) 100 mm✓
(c) 150 mm
(d) 200 mm
9)Which of the following foundation is used for weaker soil?
(a) Column footing
(b) Grillage footing
(c) Raft footing
(d) all of these✓
10) The raft foundations are generally used when the required area of footing is
(a) more than one-fourth
(b) less than one-fourth
(c) more than one-helf✓
(d) less than one-half
11)When two or more footings are connected by a beam, it is called
(a) beam footing
(b) combined footing
(c) strap footing✓
(d) mat footing
12)A black cotton soil is unsuitable for foundations because it
(a) undergoes volumetric changes with the change of atmospheric conditions
(b) swells excessively when wet
(c) shrinks excessively when dry
(d) all of the above✓
14)When a veavy structure is to be constructed in sandy soil, the foundation used is
(a) pier foundation✓
(b) strap foundation
(c) raft foundation
(d) any one of these
15) Pile foundation is generally used when the soil is
(a) Compressible
(b) water-logged
(c) Made up
(d) all of these✓
16)The type of foundation most suitable for brideges is
(a) pier foundation
(b) raft foundation
(c) pile foundation✓
(d) strap foundation
17)A combined footing is commonly used
(a) when two columns are spaced close to each other✓
(b) when two columns are spaced far apart
(c) under a set of columns
(d) under a set of walls
18)Batter piles are
(a) used to function as retaining walls
(b) used to protect concrete deck or other water front structures from the abrasion or impact
(c) driven at an inclination to resist large horizontal inclined forces✓
(d) driven in granular soil with the aim of increasing the bearing capacity of the soil
19)The best spacing of timber piles from centre to centre is
(a) 600 mm
(b) 700 mm
(c) 800 mm
(d) 900 mm✓
20)The maximum load on the wooden pile should not exceed
(a) 50 kN
(b) 100 kN
(c) 150 kN
(d) 200 kN✓
21)Pre-cast concrete piles are usually
(a) reinforced concrete only
(b) plain or reinforced concrete
(c) reinforced concrete or pre-stressed concrete✓
(d) plain, reinforced concrete or pre-stressed concrete
22)The length of pre-cast concrete piles varies from
(a) 3 m to 4.5 m
(b) 4.5 m to 10 m
(c) 4.5 m to 20 m
(d) 4.5 m to 30 m✓
23) A type of cast-in-situ pile which has an enlarged base and a corrugated stem, is
(a) simplex pile
(b) Franki pile✓
(c) vibro-pile
(d) Raymond pile
24)The diameter of the drilled piles should not exceed
(a) 200 mm
(b) 400 mm
(c) 600 mm✓
(d) 800 mm
25)The pre-stressed concrete piles as compared to pre-cast and reinforced concrete piles
(a) are lesser in weight
(b) have high load carrying capacity
(c) are extremely durable
(d) all of these✓
26)A steel pile which function more efficiently in soft clay or loose sand, is
(a) H-pile
(b) pipe pile
(c) screw pile✓
(d) disc pile
27)A screw pile consists of cast iron or steel shaft of external diameter varying from
(a) 0 to 150 mm
(b) 150 to 300 mm✓
(c) 300 to 450 mm
(d) 450 to 600 mm
28)Sheet piles are made of
(a) wood
(b) steel
(c) concrete
(d) all of these✓
29)The coefficient of friction between the concrete and soil is
(a) 0.20 to 0.25
(b) 0.25 to 0.30
(c) 0.30 to 0.35
(d) 0.35 to 0.50✓
30)When the pile is driven by means of water jets, water is forced through the jet pipe under a pressure of
(a) 0.2 to 0.5 N/mm2
(b) 0.5 to 0.7 N/mm2
(c) 0.7 to 1.75 N/mm2✓
(d) 1.75 to 2.5 N/mm2
31)For the pre-cast reinforced concrete piles, the quality of concrete recommended is
(a) M 100 to M 150
(b) M 150 to M 200✓
(c) M 200 to M 250
(d) M 250 to M 300
32)In the pre-cast reinforced concrete piles, the thickness of concrete covering the main bars should not be less than
(a) 40 mm✓
(b) 55 mm
(c) 75 mm
(d) 100 mm
33)The minimum covering of the reinforcement for the pre-cast reinforced piles used in sea water, is
(a) 40 mm
(b) 55 mm✓
(c) 75 mm
(d) 100 mm
34)When the depth of water is from 4.5 to 6 m, the type of coefferdam used is
(a) earthen cofferdam
(b) rockfill cofferdam
(c) single-walled cofferdam✓
(d) double walled cofferdam
35)A watertight structure constructed in connection with excavations for foundations of bridges, piers et(c) , is known as
(a) caisson✓
(b) cofferdam
(c) well foundation
(d) raft foundatio
36)The minimum depth of foundation for the load bearing wall of a building is restricted to
(a) 600 mm
(b) 700 mm
(c) 800 mm
(d) 900 mm✓
37)The dampness in a building is due to
(a) ground moisture
(b) rain water
(c) defective construction
(d) all of these✓
38)The dampness on roof may be due to
(a) use of porous materials
(b) insufficient lap of covering material
(c) bad workmanship in plumbing
(d) all of these✓
39)The most commonly used material for damp proofing is
(a) bitumen✓
(b) paraffin wax
(c) cement solution
(d) cement concrete
40)In case of buildings without basement, the best position for damp-proof course ((d) P.(c) ) lies at
(a) plinth level✓
(b) ground level
(c) 150 mm above plinth level
(d) 150 mm above ground level
41)For (d) P.(c) at plinth level, the commonly adopted material is
(a) bitumen sheeting
(b) plastic sheeting
(c) mastic asphalt
(d) cement concrete✓
42)A semi-rigid material which forms an excellent impervious layer for damp-proofing, is called
(a) bitumen
(b) mastic asphalt✓
(c) aluminal
(d) bituminous felt
43)The damp-proof course
(a) may be horizontal or vertical
(b) should be continuous
(c) should be good impervious material
(d) all of these✓
44)The cavity wall is generally provided for
(a) preventing dampness
(b) heat insulation
(c) sound insulation
(d) all of these✓
45)In horizontal (d) P.(c) at plinth level, the thickness of cement concrete of 1:2: 4 mix, is kept as minimum of 400 mm.
(a) Correct✓
(b) Incorrect
46)A flexible material used for (d) P.(c) is
(a) bitumen sheeting✓
(b) plastic sheeting
(c) mastic asphalt
(d) cement concrete
47)The construction of a temporary structure required to support an unsafe structure, is called
(a) underpinning
(b) scaffolding
(c) shoring✓
(d) jacking
48)A temporary rigid structure having platforms raised up as the building increases in height, is called
(a) underpinning
(b) scaffolding✓
(c) shoring
(d) jacking
49)A horizontal layer of bricks laid in mortar is known as
(a) course✓
(b) stretcher
(c) header
(d) closer
50)The brick laid with its length perpendicular to the face of the wall is called a
(a) course
(b) stretcher
(c) header✓
(d) closer
51)The brick laid with its length parallel to the face of the wall is called a
(a) course
(b) stretcher✓
(c) header
(d) closer
52) A brick which is cut in such a way that the width of its one end is half that of a full brick, is called
(a) king closer✓
(b) mitred closer
(c) bevelled closer
(d) queen closer
53)A brick which is half as wide as a full brick, is called
(a) king closer
(b) mitred closer
(c) bevelled closer
(d) queen closer✓
54)The most important purpose of frog in a brick is to
(a) emboss manufacture's name
(b) reduce the weight of brick
(c) form keyed joint between brick and mortar✓
(d) improve insulation by providing 'hollows'
55) King closers are related to
(a) king post truss
(b) queen post truss
(c) brick masonry✓
(d) doors and windows
56)A course of stone provided immediately below a cornice, is called
(a) blocking course
(b) coping
(c) frieze✓
(d) parapet
57)A course of stone masonry provided immediately above the cornice, is called
(a) blocking course✓
(b) coping
(c) frieze
(d) parapet
58)The minimum thickness of a wall in stone masonry should not be less than
(a) 100 mm
(b) 200 mm
(c) 350 mm✓
(d) 450 mm
59)A type of bond in a brick masonry consisting of alternate course of headers and stretchers, is called
(a) English bond✓
(b) Flemish bond
(c) stretching bond
(d) heading bond
60)A stretcher bond is usually used for
(a) half brick wall✓
(b) one brick wall
(c) one and half brick wall
(d) two brick wall
61)The heading bond is usually used for
(a) half brick wall
(b) one brick wall✓
(c) one and half brick wall
(d) two brick wall
62)The most commonly used bond for all wall thicknesses is
(a) English bond✓
(b) Flemish bond
(c) stretching bond
(d) heading bond
63)Herring-bone bond is commonly used for
(a) brick paving✓
(b) very thick walls
(c) partition walls
(d) footings in foundations
64)The filling in cavities with cement slurry is known as
(a) coping
(b) beam-filling
(c) grouting✓
(d) gunniting
65)The arrangement of bricks is similar to English bond in
(a) raking bond
(b) dutch bond
(c) facing bond
(d) heading bond✓
66)A wall built to resist the pressure of earth filling, is known as
(a) breast wall
(b) retaining wall
(c) parapet wall
(d) duttress✓
67)A retaining wall may be built in
(a) dry stone masonry
(b) stonemasonry
(c) plain cement concrete
(d) all of these✓
68)A retaining wall is commonly required in the construction of
(a) hill roads
(b) masonry dams
(c) wing walls
(d) all of these✓
69)A partition wall may be
(a) folding
(b) collapsible
(c) fixed
(d) any one of these✓
70)In a brick nogging type of partition wall the vertical wooden members are called
(a) noggings
(b) studs✓
(c) sills
(d) templates
71)The sill in a wooden partition wall is the
(a) vertical
(b) lower horizontal✓
(c) upper horizontal
(d) intermediate horizontal
72)The nogging pieces are housed in the studs at a vertical distance of about
(a) 100 to 200 mm
(b) 200 to 400 mm
(c) 400 to 600 mm
(d) 600 to 900 mm✓
73)In constructing concrete partition wall, the concrete mixture usually adopted is
(a) M 100
(b) M 150✓
(c) M 200
(d) M 250
74)The moulding provided under nosing to beautify the elevation of a step of stair, is called
(a) flier
(b) soffit
(c) scotia✓
(d) tread
75)A series of steps without any platform, break or landing in their direction, is called
(a) riser
(b) tread
(c) flight✓
(d) nosing
76)The brick flooring is used in
(a) workshops
(b) godowns✓
(c) verandahs
(d) none of these
77)The projecting part of the tread beyond the face of riser is called
(a) pitch
(b) nosing✓
(c) baluster
(d) stringer
80)In a public building, the stairs should be located near the
(a) entrance✓
(b) centre
(c) end
(d) toilet
81)The angle which the line of nosing of the stair makes with the horizontal, is called
(a) riser
(b) flier
(c) soffit
(d) pitch or slope✓
82)In stairs, the vertical portion of a step providing a support to the tread, is known as
(a) riser✓
(b) flier
(c) soffit
(d) pitch or slope
83)The size of a step commonly adopted for residential buildings is
(a) 250 mm x 160 mm✓
(b) 270 mm x 150 mm
(c) 300 mm x 130 mm
(d) 350 mm x 100 mm
84)In residential building, the average value of stair width is
(a) 600 mm
(b) 700 mm
(c) 800 mm
(d) 900 mm✓
85)The pitch of stair should never exceed
(a) 20°
(b) 25°
(c) 30°
(d) 40° ✓
86)In wooden stairs, the thickness of tread is adopted as
(a) 28 mm
(b) 38 mm✓
(c) 48 mm
(d) 58 mm
87)The inner surface of an arch is called
(a) extrados
(b) intrados✓
(c) crown
(d) voussoir
88)The surface of the abutment on which the arch rests, is known as
(a) span
(b) keystone
(c) skew back✓
(d) crown
89)The highest point on the extrados is called
(a) skew back✓
(b) crown
(c) voussoir
(d) keystone
90)The lower portion of an arch between the skew back and crown is called
(a) depth
(b) rise
(c) haunch✓
(d) intrados
91)The vertical members which support the door frame are called
(a) reveals
(b) styles
(c) posts
(d) jambs✓
92)The bottom or lowermost horizontal part of a window frame is known as
(a) sill✓
(b) mullion
(c) transom
(d) transom
93)The width of jambs is
(a) 57 mm to 76 mm
(b) 76 mm to 114 mm✓
(c) 114 mm to 138 mm
(d) 138 mm to 152 mm
94) The depth of jambs is
(a) 57 mm to 76 mm✓
(b) 76 mm to 114 mm
(c) 114 mm to 138 mm
(d) 138 mm to 152 mm
95)For ordinary Portland cement, the initial setting time should not be more than
(a) 30 minutes
(b) 1 hour
(c) 5 hours
(d) 10 hours✓
96)The cement which is commonly used in all types of structures and require no special consideration, is called
(a) rapid hardening cement
(b) normal setting cement✓
(c) quick setting cement
(d) white cement
97)High alumina cement is
(a) made by fusing together a mixture of lime-stone and bauxite
(b) highly resistant to heat, chemical and other corrosive acids
(c) used for structures subjected to the action of sea water
(d) all of the above✓
98)High early strength of cement is obtained as a result of
(a) fine grinding✓
(b) burning at high temperatures
(c) decreasing the lime content
(d) increasing the quantity of gypsum
99)A fine aggregate is one whose particles are of size
(a) 4.75 mm
(b) below 4.75 mm✓
(c) 6.75 mm
(d) above 6.75 mm
100)A coarse aggregate is one whose particles are of size
(a) 4.75 mm✓
(b) below 4.75 mm
(c) 6.75 mm
(d) above 6.75 mm
101)The higher water cement ratio in concrete results in
(a) a weak mix
(b) a stronger mix
(c) better workable mix✓
(d) less bleeding
102)The slump commonly adopted for concrete for road works is
(a) 12 to 25
(b) 20 to 28✓
(c) 25 to 50
(d) 50 to 100
103)The slump commonly adopted for concrete for columns is
(a) 25 to 50
(b) 50 to 100
(c) 75 to 175✓
(d) 175 to 200
104)The vertical distance between the wall plate and top of the ridge is called
(a) rise✓
(b) rise✓
(c) template
(d) gable
105)The type of truss commonly used for spans varying from 5 to 9 metre is
(a) queen post truss
(b) king post truss✓
(c) mansard truss
(d) composite truss
106)In a queen post truss,
(a) two✓
(b) three
(c) four
(d) six
107)A queen post truss is commonly used for spans
(a) upto 3.5 m
(b) from 3.5 to 5 m
(c) from 5 to 8 m
(d) from 8 to 12 m✓
108)A couple-close roof is used for spans upto
(a) 3.5 m
(b) 5 m✓
(c) 9 m
(d) 14 m
109)The process of filling up all mail holes, cracks et(c) with putty is known as
(a) knotting
(b) priming
(c) stopping✓
(d) finishing
