Practice – FAQ’s for Site Engineering Jobs

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1. In any good staircase, the maximum and minimum pitch respectively should be

1. 90° and 0°

2. 75° and 30°

3. 60° and 10°

4. 40° and 25°

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2. Minimum width of landing should be

1. equal to width of stairs

2. half the width of stairs

3. twice the width of stairs

4. one fourth the width of stairs

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3. Sum of tread and rise must lie between

1. 300 to 350 mm

2. 400 to 450 mm

3. 500 to 550 mm

4. 600 to 650 mm

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4. The number of steps in a flight generally should not be less than

1. 2

2. 3

3. 5

4. no limit

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5. The maximum number of steps in a flight should generally be restricted to

1. 10

2. 12

3. 15

4. no limit

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6. The vertical posts placed at the top and bottom ends of a flight supporting the hand rail are known as

1. balusters

2. newal posts

3. balustrades

4. newal posts

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7. The term string is used for

1. the underside of a stair

2. outer projecting edge of a tread

3. a sloping member which supports the steps in a stair

4. a vertical member between two treads

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8. The function of cleats in a roof truss is

1. to support the common rafter

2. to support purlins

3. to prevent the purlins from tilting

4. all of the above

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9. The function of king post in a king post roof truss is

1. to support the frame work of the roof

2. to receive the ends of principal rafter

3. to prevent the walls from spreading outward

4. to prevent the tie beam from sagging at its center

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10. Couple close roof is suitable for maximum span of

1. 2.5 m

2. 3.5 m

3. 4.5 m

4. 5.5 m

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11. The lower edge of the pitched roof, from where the rain water of the roof surface drops down, is known as

1. hip

2. gable

3. ridge

4. eaves

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12. Higher pitch of the roof{i) results in stronger roof, ii) results in weaker roof, iii) requires more covering material, iv) requires less covering material} The correct answer is

1. (i) and (iii)

2. (i) and (iv)

3. (ii) and (iii)

4. (ii) and (iv)

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13. In a collar beam roof

1. there is no horizontal tie beam

2. there is a horizontal tie at the feet of rafters only

3. there is a horizontal tie at almost the middle of rafters only

4. there are two horizontal ties, one at the feet and other at the middle of the rafters

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14. The horizontal timber piece provided at the apex of a roof truss which supports the common rafter is called

1. ridge board

2. hip rafter

3. eaves board

4. valley rafter

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15. Mansard roof is a roof which slopes in

1. two directions without break in the slope on each side

2. two directions with break in the slope on each side

3. four directions without break in the slope on each side

4. four directions with break in the slope on each side

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16. The type of roof which slopes in two directions with a break in the slope on each side is known as

1. gable roof

2. hip roof

3. gambrel roof

4. mansard roof

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17. Pitched and sloping roofs are suitable for

1. coastal regions

2. plain regions

3. covering large areas

4. all of the above

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18. The type of roof suitable in plains where rainfall is meagre and temperature is high is

1. pitched and sloping roof

2. flat roof

3. shell roof

4. none of the above

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19. The type of joint commonly used at the junction of a principal rafter and tie beam in timber trusses is

1. mortise and Tennon joint

2. oblique mortise and Tennon joint

3. butt joint

4. mitered joint

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20. The type of arch generally constructed over a wooden lintel or over a flat arch for the purpose of carrying the load of the wall above is

1. segmental arch

2. pointed arch

3. relieving arch

4. flat arch

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21. Depth or height of the arch is the

1. perpendicular distance between intra-dos and extrados

2. vertical distance between springing line and intrados

3. perpendicular distance between springing line and extrados

4. none of the above

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22. In the construction of arches, sand box method is used for

1. centering

2. actual laying of arch work

3. striking of centering

4. none of the above

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23. The lintels are preferred to arches because

1. arches require more headroom to span the openings like doors, windows etc.

2. arches require strong abutments to withstand arch thrust

3. arches are difficult in construction

4. all of the above

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24. The triangular space formed between the extrados and the horizontal line drawn through the crown of an arch is known as

1. haunch

2. spandril

3. voussoirs

4. skewbacks

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25. The vertical distance between the springing line and highest point of the inner curve of an arch is known as

1. intrados

2. rise

3. spandril

4. extrados

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26. The type of flooring suitable for use in churches, theatres, public libraries and other places where noiseless floor covering is desired is

1. cork flooring

2. glass flooring

3. wooden flooring

4. linoleum flooring

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27. The bearing capacity of a water-logged soil can be improved by

1. compacting the soil

2. draining the soil

3. increasing the depth of foundation

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28. The maximum total settlement for raft foundation on clayey soils should be limited to

1. 25 mm

2. 25 to 40 mm

3. 40 to 65 mm

4. 65 to 100 mm

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29. The minimum depth of foundation in clayey soils is

1. 0.5 m

2. 0.7 m

3. 0.9 m

4. 1.2 m

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30. The type of pile which is driven at an inclination to resist inclined forces is known as

1. friction pile

2. sheet pile

3. batter pile

4. anchor pile

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31. The maximum total settlement for isolated foundations on clayey soils should be limited to

1. 25 mm

2. 40 mm

3. 65 mm

4. 100 mm

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32. The differential settlement in case of foundations on sandy soils should not exceed

1. 25 mm

2. 40 mm

3. 65 mm

4. 100 mm

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33. In case of foundations on black cotton soils, the most suitable method to increase the bearing capacity of soils is to

1. increase the depth of foundation

2. drain the soil

3. compact the soil

4. replace the poor soil

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34. As compared to stretcher course, the thickness of joints in header course should be

1. less

2. more

3. equal

4. equal or more

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35. Number of vertical joints in a stretcher course is x times the number of joints in the header course, where x is equal to

1. 1/2

2. 1

3. 2

4. 4-Jan

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36. As compared to English bond, double Flemish bond is

1. stronger

2. more compact

3. costly

4. none of the above

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37. Single Flemish bond consists of

1. double Flemish bond facing and English bond backing in each course

2. English bond facing and double Flemish bond backing in each course

3. stretcher bond facing and double Flemish bond backing in each course

4. double Flemish bond facing and header bond backing in each course

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38. The slenderness ratio for masonry walls should not be more than

1. By 10

2. By 20

3. By 30

4. By 40

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39. The proportions of lime and sand in the mortar normally used in brick construction are

1. 1:02

2. 1:04

3. 0.045833333

4. 1:08

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40. A mortar joint in masonry which is normal to the face of wall is known as

1. bed joint

2. wall joint

3. cross joint

4. bonded joint

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41. The type of bond provided in brick masonry for carrying heavy loads is

1. single Flemish bond

2. double Flemish bond

3. English bond

4. zigzag bond

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42. Expansion Joints in masonry walls are provided in wall lengths usater than

1. 10 m

2. 20 m

3. 30 m

4. 40 m

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43. The most important tool in brick laying for lifting and spreading mortar and for forming joints is

1. trowel

2. square

3. bolster

4. scutch

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44. Minimum thickness of wall where single flemish bond can be used is

1. half brick thick

2. one brick thick

3. one and a half bricks thick

4. two bricks thick

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45. A queen closer is a

1. brick laid with its length parallel to the face or direction of wall

2. brick laid with its breadth parallel to the face or direction of wall

3. brick having the same length and depth as the other bricks but half the breadth

4. brick with half the width at one end and full width at the other

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46. Which of the following should be used for hearting of thicker walls ?

1. headers

2. stretchers

3. brick bats

4. queen closer

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47. The pressure acting on the stones in stone masonry construction should be

1. along the direction of bedding planes

2. at 45° to the direction of bedding planes

3. at 60° to the direction of bedding planes

4. perpendicular to the direction of bedding planes

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48. The stretcher bond in brick masonry can be used only when the thickness of wall is

1. 90 mm

2. 180 mm

3. 190 mm

4. 280 mm

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49. Assertion A : Normally turpentine oil is recommended as thinner for indoor painting. Reason R : Turpentine oil is costlier than other thinners. Select your answer according to the coding system given below :

1. Both A and R are true and R is the correct explanation of A.

2. Both A and R are true but R is not the correct explanation of A.

3. A is true but R is false.

4. A is false but R is true.

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50. In brick masonry the bond produced by laying alternate headers and stretchers in each course is known as

1. English bond

2. double Flemish bond

3. zigzag bond

4. single Flemish bond

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51. The vehicle used in case of enamel paints is usually

1. linseed oil

2. water

3. varnish

4. none of the above

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52. The amount of water used for one kg of distemper is

1. 0.2 liter

2. 0.4 liter

3. 0.6 liter

4. 0.8 liter

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53. Assertion A : Paints with white lead base are not recommended for painting of iron works. Reason R : Paints with white lead base do not check rusting of iron. Select your answer according to the coding system given below:

1. Both A and R are true and, R is the correct explanation of A.

2. Both A and R are true but R is not the correct explanation of A

3. A is true but R is false

4. A is false but R is true

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54. Paints with white lead base are suitable for painting of

1. wood work

2. iron work

3. both wood work and iron work

4. none of the above

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55. The ratio of the thickness of web to that of flange of steel rolled structural beams and channels is

1. less than 1

2. equal to 1

3. greater than 1

4. less than 1 in beams but greater than 1 in channels

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56. Which of the following stresses is used for identifying the quality of structural steel ?

1. ultimate stress

2. yield stress

3. proof stress

4. none of the above

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57. The ultimate tensile strength of structural mild steel is about

1. 160N/mm2

2. 260N/mm2

3. 420 N/mm2

4. 520 N/mm2

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58. Percentage of carbon content in mild steel is

1. less than 0.25

2. between 0.25 and 0.7

3. between 0.7 and 1.5

4. greater than 1.5

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59. Which of the following is the purest form of iron ?

1. cast iron

2. wrought iron

3. mild steel

4. high carbon steel

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60. Which of the following gradients exerts maximum influence on properties of steel?

1. iron

2. carbon

3. manganese

4. Sulphur

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61. Compared to mild steel, cast iron has { i) high compressive strength, ii) high tensile strength, iii) low compressive strength, iv) low tensile strength} The correct answer is

1. (ii) and (iii)

2. (iii) and (iv)

3. (i)and(iv)

4. (i) and (ii)

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62. Three basic raw materials which are needed in large quantities for production of steel are

1. iron ore, coal and Sulphur

2. iron ore, carbon and Sulphur

3. iron ore, coal and lime stone

4. iron ore, carbon and lime stone

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63. The most commonly used retarder in cement is

1. gypsum

2. calcium chloride

3. calcium carbonate

4. none of the above

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64. Which of the following cements contains maximum percentage of dicalcium silicate?

1. ordinary Portland cement

2. low heat cement

3. rapid hardening cement

4. sulphate resisting cement

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65. The basic purpose of a retarder in concrete is

1. to increase the initial setting time of cement paste in concrete

2. to decrease the initial setting time of cement paste in concrete

3. to render the concrete more water tight

4. to improve the workability of concrete mix

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66. The maximum quantity of calcium chloride used as an accelerator in cement in percentage by weight of cement is

1. 1

2. 2

3. 3

4. 4

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67. The most common admixture which is used to accelerate the initial set of concrete is

1. gypsum

2. calcium chloride

3. calcium carbonate

4. none of the above

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68. Proper amount of entrained air in concrete results in { i) better workability, ii) better resistance to freezing and thawing, iii) lesser workability, iv) less resistance to freezing and thawing} The correct answer is

1. (i) and (ii)

2. (i)and(iv)

3. (ii) and (iii)

4. (iii) and (iv)

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69. Which of the following cements is suitable for use in massive concrete structures such as large dams?

1. ordinary Portland cement

2. low heat cement

3. rapid hardening cement

4. sulphate resisting cement

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70. With increase in moisture content, the bulking of sand

1. increases

2. decreases

3. first increases to a certain maximum value and then decreases

4. first decreases to a certain minimum value and then increases

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71. The slump recommended for mass concrete is about

1. 25 mm to 50 mm

2. 50 mm to 100 mm

3. 100 mm to 125 mm

4. 125 mm to 150 mm

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72. Gypsum consists of

1. H2S and C02

2. CaS04 and H20

3. Lime and H20

4. C02 and calcium

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73. For testing compressive and tensile strength of cement, the cement mortar is made by mixing cement and standard sand in the proportions of

1. 1:02

2. 1:03

3. 0.044444444

4. 1:06

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74. Early attainment of strength in rapid hardening cement is mainly due to

1. gypsum

2. finer grinding

3. tricalcium silicate

4. tricalcium aluminate

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75. After storage, the strength of cement

1. decreases

2. increases

3. remains same

4. may increase or decrease

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76. According to IS specifications, the compressive strength of ordinary Portland cement after three days should not be less than

1. 7 MPa

2. 11.5 MPa

3. 16 MPa

4. 21 MPa

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77. Addition of pozzolana to ordinary Portland cement increases

1. bleeding

2. shrinkage

3. permeability

4. heat of hydration

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78. For testing compressive strength of cement, the size of cube used is

1. 50 mm

2. 70.6 mm

3. 100 mm

4. 150 mm

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79. The normal consistency of ordinary Portland cement is about

1. 10%

2. 20%

3. 30%

4. 40%

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80. As per IS specifications, the maximum final setting time for ordinary Portland cement should be

1. 30 minutes

2. 1 hour

3. 6 hours

4. 10 hours

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81. The main constituent of cement which is responsible for initial setting of cement is

1. dicalcium silicate

2. tricalcium silicate

3. tricalcium aluminate

4. all of the above

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82. Le Chatelier’s device is used for determining the

1. setting time of cement

2. soundness of cement

3. tensile strength of cement

4. compressive strength of cement

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83. The constituent of cement which is responsible for all the undesirable properties of cement is

1. dicalcium silicate

2. tricalcium silicate

3. tricalcium aluminate

4. tetra calcium Alamino ferrite

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84. The main ingredients of Portland cement are

1. lime and silica

2. lime and alumina

3. silica and alumina

4. lime and iron

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85. Study the following statements. i) Hydraulic lime is suitable for white washing, ii) Fat lime is suitable for whitewashing, iii) Hydraulic lime is suitable for making mortar, iv) Fat lime is suitable for making mortar. The correct answer is

1. (i) and (iv)

2. (ii) and (iii)

3. (i) and (ii)

4. (iii) and (iv)

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86. The initial setting time for ordinary Portland cement as per IS specifications should not be less than

1. 10 minutes

2. 30 minutes

3. 60 minutes

4. 600 minutes

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87. The main constituent which imparts hydraulicity to hydraulic lime is

1. calcium oxide

2. silica

3. clay

4. water

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88. Assertion A: Pure lime takes a long time to develop adequate strength. Reason R : Pure lime has slow hardening characteristics. Select your answer according to the coding system given below:

1. Both A and R are true and R is correct explanation of A.

2. Both A and R are true and R is not a correct explanation of A.

3. A is true but R is false.

4. A is false but R is true.

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89. Hydraulic lime is obtained by

1. burning of lime stone

2. burning of kankar

3. adding water to quick lime

4. calcination of pure clay

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90. Quick lime is i) slow in setting, ii) rapid in slacking, iii) good in strength. The correct answer is

1. only (i)

2. only (ii)

3. both (i) and (ii)

4. both (ii) and (iii)

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91. Quick lime is

1. calcium carbonate

2. calcium oxide

3. calcium hydroxide

4. none of the above

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92. Glazing is used to make earthenware

1. hard

2. soft

3. porous

4. impervious

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93. Advantage of a clamp compared to a kiln for burning bricks is that

1. it takes less time for burning

2. it gives more output of first-class bricks

3. it has less initial cost

4. it is suitable when bricks are required in large numbers

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94. The internal size of mold used in brick preparation is

1. equal to the size of a fully burnt brick

2. smaller than the size of a fully burnt brick

3. greater than the size of a fully burnt brick

4. none of the above

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95. Which of the following ingredients of the brick earth enables the brick to retain its shape?

1. alumina

2. silica

3. iron

4. magnesia

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96. Excess of silica in brick earth results in

1. cracking and warping of bricks

2. loss of cohesion

3. enhancing the impermeability of bricks

4. none of the above

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97. The nominal size of the modular brick is

1. 190 mm x 90mmx 80 mm

2. 190 mm x 190 mm x 90 mm

3. 200 mm x 100 mm x 100 mm

4. 200 mm x 200 mm x 100 mm

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98. Percentage of silica in a good brick earth lies between

1. 5 to 10%

2. 20 to 30%

3. 50 to 60%

4. 70 to 80%

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99. Which of the following pairs gives a correct combination of the useful and harmful constituents respectively of a good brick earth?

1. lime stone and alumina

2. silica and alkalis

3. alumina and iron

4. alkalis and magnesium

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100. The process of mixing clay, water and other ingredients to make brick is known as

1. kneading

2. moldings

3. pugging

4. drying

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101. The frog of the brick in a brick masonry is generally kept on

1. bottom face

2. top face

3. shorter side

4. longer side

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102. Number of bricks required for one cubic meter of brick masonry is

1. 400

2. 450

3. 500

4. 550

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103. Pug mill is used for

1. preparation of clay

2. moldings of clay

3. drying of bricks

4. burning of bricks

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104. Which of the following bricks are used for lining of furnaces ?

1. overburnt bricks

2. under burnt bricks

3. refractory bricks

4. first class bricks

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105. Excess of alumina in brick earth makes the brick

1. impermeable

2. brittle and weak

3. to lose cohesion

4. to crack and warp on drying

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106. The percentage of alumina in a good brick earth lies between

1. 5 to 10%

2. 20 to 30%

3. 50 to 60%

4. 70 to 80%

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107. The main function of alumina in brick earth is

1. to impart plasticity

2. to make the brick durable

3. to prevent shrinkage

4. to make the brick impermeable

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108. Crushing strength of a first-class brick should not be less than

1. 3.5 N/mm2

2. 7.0 N/mm2

3. 10.5 N/mm2

4. 14.0 N/mm2

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109. A first-class brick when immersed in cold water for 24 hours should not absorb water more than

1. 15%

2. 20%

3. 0.22

4. 25%

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110. First class timber has an average life of

1. less than one year

2. 1 to 5 years

3. 5 to 10 years

4. more than 10 years

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111. The practical limit of moisture content achieved in air drying of timber is

1. 5%

2. 15%

3. 0.25

4. 35%

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112. The plywood

1. has good strength along the panel only

2. can be spilt in the plane of the panel

3. has greater impact resistance to blows than ordinary wood

4. cannot be bent more easily than ordinary wood of same thickness

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113. Plywood is made by bonding together thin layers of wood in such a way that the angle between grains of any layer to grains of adjacent layers is

1. 0°

2. 30°

3. 45°

4. 90°

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114. The age of a tree can be known by examining

1. cambium layer

2. annular rings

3. medullary rays

4. heart wood

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115. The trunk of tree left after cutting all the branches is known as

1. log

2. batten

3. plank

4. baulk

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116. The moisture content in a well-seasoned timber is

1. 4% to 6%

2. 10% to 12%

3. 15% to 20%

4. 100%

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117. In which of the following directions, the strength of timber is maximum?

1. parallel to grains

2. 45° to grains

3. perpendicular to grains

4. same in all directions

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118. The disease of dry rot in timber is caused by

1. lack of ventilation

2. alternate wet and dry conditions

3. complete submergence in water

4. none of the above

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119. Assertion A : Shishum is used for decorative woodwork. Reason R : Shishum can be polished to an excellent finish. Select your answer according to the coding system given below:

1. Both A and R are true and R is the correct explanation of A

2. Both A and R are true but R is not the correct explanation of A

3. A is true but R is false

4. A is false but R is true

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120. Plywood has the advantage of’

1. greater tensile strength in longer direction

2. greater tensile strength in shorter direction

3. same tensile strength in all directions

4. none of the above

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121. The radial splits which are wider on the outside of the log and narrower towards the pith are known as

1. heart shakes

2. cup shakes

3. star shakes

4. rind galls

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122. Sapwood consists of

1. innermost annular rings around the pith

2. portion of timber between heartwood and cambium layer

3. thin layers below the bark

4. thin fibre which extends from the pith outwards and holds the annular rings together

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123. Cross cut saw is used for

1. cutting soft stones

2. cutting hard stones

3. cutting large blocks of stones

4. dressing stones

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124. The preparation of surface of stone to obtain plain edges or to obtain stones of required size and shape is known as

1. quarrying of stones

2. blasting of stones

3. seasoning of stones

4. dressing of stones

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125. Spalling hammer is used for

1. rough dressing of stones

2. carving of stones

3. breaking small projection of stones

4. driving wooden headed chisels

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126. Specific gravity for most of the building stones lies between

1. 1.5 to 2.0

2. 2.0 to 2.5

3. 2.5 to 3.0

4. 3.0 to 3.5

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127. Crushing strength of a good building stone should be more than

1. 50 MPa

2. 100 MPa

3. 150 MPa

4. 200 MPa

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128. Granite is not suitable for ordinary building purpose because

1. it cannot be polished

2. it is not a fire proof material

3. it is costly

4. it has less crushing strength

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129. Which of the following stone is best suited for construction of piers and abutments of a railway bridge?

1. granite

2. sand stone

3. lime stone

4. quartzite

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130. The predominant constituent which is responsible for strength in granite is

1. quartz

2. felspar

3. mica

4. none of the above

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131. The important test to be conducted on a stone used in docks and harbors is a)

1. hardness test

2. workability test

3. weight test

4. toughness test

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132. A good building stone should not absorb water more than

1. 5%

2. 10%

3. 0.15

4. 20%

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133. Jumper is a tool used for

1. testing of stones

2. quarrying of stones

3. dressing of stones

4. none of the above

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134. Which of the following has more fire resisting characteristics?

1. marble

2. lime stone

3. compact sand stone

4. granite

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135. Which of the following metamorphic rocks has the most weather resisting characteristics?

1. marble

2. quartzite

3. slate

4. lime stone

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136. A heavy stone is suitable for

1. arches

2. rubble masonry

3. roads

4. retaining walls

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137. The stone suitable for rubble masonry should be.

1. hard

2. tough

3. heavy

4. light

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138. Quartzite is a

1. silicious rock

2. argillaceous rock

3. calcareous rock

4. aqueous rock

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139. Which of the following is a mineral?

1. basalt

2. granite

3. quartz

4. syenite

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140. Slate is formed by metamorphic action on

1. shale

2. lime stone

3. sand stone

4. granite

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141. Sandstone is a i) sedimentary rock, ii) aqueous rock, iii) silicious rock. The correct answer is

1. only (i)

2. both (i) and (ii)

3. both (i) and (iii)

4. all (i), (ii) and (iii)

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142. Which of the following is a rock?

1. quartz

2. mica

3. gypsum

4. none of the above

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143. Based on the following rocks and minerals, select the correct statement, quartz, shale, basalt, granite, marble, gypsum, mica

1. basalt and marble are the only metamorphic rocks

2. there is no sedimentary rock

3. granite is the only igneous rock

4. quartz and mica are minerals

144 / 320

144. Which of the following represents a metamorphic rock? i) slate, ii) shale, iii) quartzite (The correct answer is)

1. only (iii)

2. both (i) and (iii)

3. both (ii) and (iii)

4. all (i), (ii) and (iii)

145 / 320

145. Which of the following sedimentary rocks changes into quartzite by metamorphic action?

1. sand stone

2. lime stone

3. shale

4. gypsum

146 / 320

146. Gypsum is a

1. mechanically formed sedimentary rock

2. igneous rock

3. chemically precipitated sedimentary rock

4. metamorphic rock

147 / 320

147. Which of the following metal sheets is most effective in preventing dampness?

1. Copper sheets

2. Lead sheets

3. Aluminum sheets

4. All the above

148 / 320

148. The exterior angle between outer faces of a wall, is known as

1. Turn

2. Junction

3. Quoin

4. All the above

149 / 320

149. A covering of concrete placed on the exposed top of an external wall, is known as

1. Cornice

2. Coping

3. Frieze

4. Lintel

150 / 320

150. Best type of piles for soft soil having little resistance to the flow of concrete, is

1. Simplex pile

2. Vibrio pile

3. Raymond pile

4. Franky pile

151 / 320

151. Pick up the incorrect statement from the following:

1. The width of the wall is constructed thicker at the base in a stepped fashion

2. A long vertical load transferring concrete structure is called a concrete pile

3. In pile which transfers the load to the soil by the friction between the pile and the surrounding soil is called friction pile

4. The pile which transfers the load to a hard rock bed at certain depth is called load bearing

152 / 320

152. Pick up the commonly adopted geophysical method in civil engineering from the following:

1. The seismic method

2. Electrical resistivity method

3. Gravitational method

4. Both (A) and (B) of the above

153 / 320

153. Pick up the correct statement about silt soil from the following:

1. The silt soil has particle size from 02 mm to 06 mm

2. In organic fine grained silt soil possesses no plasticity

3. The least plastic type normally consists of more or less equidimensional grains of quartz

4. All the above

154 / 320

154. Pick up the correct statement from the following:

1. The sand in the sand pile is well compacted

2. The sand is kept moist at the time of placing and tamping

3. Sand piles are generally used under column loads

4. All of the above

155 / 320

155. In clay soil

1. Swelling and shrinkage characteristics prevail

2. Consolidation continues even after several years of construction

3. Differential settlement is generally prevalent

4. All the above

156 / 320

156. The window which is provided on a sloping roof of a building, is called

1. Lantern window

2. Dormer window

3. Louvered window

4. Rash window

157 / 320

157. Grillage foundation

1. Is used to transfer heavy structural loads from steel columns to a soil having low bearing capacity

2. Is light and economical

3. Does not require deep cutting as the required base area with required pressure intensity is obtained at a shallow depth

4. All the above

158 / 320

158. A wall constructed to resist the pressure of an earth filling, is called

1. Retaining wall

2. Breast wall

3. Buttress

4. Parapet wall

159 / 320

159. The opening provided in sloping roof with its top parallel to the roof surface, is called

1. Dormer window

2. Sky light window

3. Lantern window

4. Louvered window

160 / 320

160. The sound which continues even after its source is cut off, is called

1. Reverberation

2. Echo

3. Intensity of sound

4. Interference

161 / 320

161. Vertical construction joints are provided where the shearing forces are minimum in the case of

1. Slabs

2. Beams

3. Girders

4. All of these

162 / 320

162. Pick up the consideration to the taken while designing a hospital from the following:

1. The operation theater unit to be detached as it requires sterilized zone but near the ward for the patients and doctor

2. The mortuary should be detached from the main circulation with a post-mortem room

3. Casualty unit should be provided a separate entrance

4. All the above

163 / 320

163. A cut in frame of a door to receive the shutter, is called

1. Louver

2. Stop

3. Horn

4. Rebate

164 / 320

164. The minimum width of a stair in residential buildings, is

1. 55 cm

2. 70 cm

3. 85 cm

4. 100 cm

165 / 320

165. Expansion joints in masonry walls are provided if length exceeds

1. 10 m

2. 20 m

3. 30 m

4. 40 m

166 / 320

166. The process of keeping concrete moist for a certain period after its finishing, is known as

1. Finishing of concrete

2. Curing of concrete

3. Placing of concrete

4. Compaction of concrete

167 / 320

167. Dado is usually provided in

1. Dining halls

2. Bath rooms

3. Living rooms

4. Verandah (balcony)

168 / 320

168. Pick up the correct specification of one-room quarters generally adopted from the following:

1. Six quarters in a row

2. The size of room is either 5 m × 3 m or 2 m × 5 m

3. The front verandah is kept 2 m wide

4. All the above

169 / 320

169. The Auger borings are not common

1. In soils that require lateral support

2. In cohesive soils

3. In soft soils

4. None of the above

170 / 320

170. Gravels

1. Are cohesionless aggregates

2. Vary in size between 2 to 20 mm

3. Never swell when they come into contact with water

4. All the above

171 / 320

171. In high mountainous region, the type of roof generally recommended for buildings, is

1. Shed type

2. Gable type

3. Gambrel type

4. Mansard type

172 / 320

172. For the construction of flyovers in sandy soils, the type of foundation provided, is

1. Strap footing

2. Raft footing

3. Combined footing

4. Pier footing

173 / 320

173. In grillage foundations, distance between flanges of grillage beams, is kept

1. 40 cm

2. Equal to flange width

3. Twice the flange width

4. Maximum of (A), (B) and (C)

174 / 320

174. Black cotton soil is unsuitable for foundations because its

1. Bearing capacity is low

2. Permeability is uncertain

3. Particles are cohesive

4. Property to undergo a volumetric change due to variation of moisture content

175 / 320

175. The depth of concrete bed of the foundation depends upon

1. The projection of the concrete block beyond the footing over it

2. The upward soil pressure

3. The mix of the concrete

4. All the above

176 / 320

176. The least bearing capacity of soil is that of

1. Hard rock

2. Moist clay

3. Soft rock

4. Coarse sandy soil

177 / 320

177. The maximum bearing capacity of soil is that of

1. Black cotton soil

2. Loose fine sandy soil

3. Dry coarse sandy soil

4. Hard rocks

178 / 320

178. According to Rankine’s formula, minimum depth of foundations, is

1. (P/w) × [(1 + sin ?)/(1 – sin ?)]²

2. (P/w) × [(1 – sin ?)/(1 + sin ?)]²

3. (P/2w) × [(1 – sin ?)/(1 + sin ?)]²

4. (P/w) × [(1 + sin ?)/(1 – sin ?)]

179 / 320

179. The alignment of a cross joint along the plumb line is

1. Bed block

2. Perpend

3. Lintel

4. Vertical line

180 / 320

180. The columns of multi-storeyed buildings are designed to withstand the forces due to

1. Dead loads

2. Live loads

3. Wind loads

4. All of these

181 / 320

181. The stone whose crushing strength is maximum, is

1. Granite

2. Chalk

3. Slate

4. Sand stone

182 / 320

182. In horizontal P.C, thickness of cement concrete (1 : 2 : 4) is

1. 2 cm

2. 4 cm

3. 6 cm

4. 8 cm

183 / 320

183. The type of bond in which every course contains both headers and stretchers, is called

1. English bond

2. Flemish bond

3. Russian bond

4. Mixed bond

184 / 320

184. The stepped structure provided for lateral support of a structure, is

1. Retaining wall

2. Breast wall

3. Buttress

4. Parapet wall

185 / 320

185. The foundations are placed below ground level, to increase

1. Strength

2. Workability

3. Stability of structure

4. All the above

186 / 320

186. For brick construction, the lime-sand mortar, is

1. 1:01

2. 1:02

3. 1:03

4. 1:04

187 / 320

187. The type of ashlar masonry in which stones are finely chisel dressed and thickness of joints does not exceed 3 mm, is

1. Chamfered ashlar masonry

2. Ashlar facing masonry

3. Random coursed ashlar masonry

4. Coursed ashlar masonry

188 / 320

188. The inclined support at the ends of treads and rises of a stair, is known as

1. Baluster

2. Header

3. String

4. Beam

189 / 320

189. The mortar in which both cement and lime are used as binding materials, is called

1. Lime mortar

2. Fire resistant mortar

3. Gauged mortar

4. Cement mortar

190 / 320

190. The angular steps used for changing direction of the stairs, are called

1. Round steps

2. Angular steps

3. Winders

4. Radial steps

191 / 320

191. The maximum permissible differential settlement, in case of foundations in clayey soil, is usually limited to

1. 10 mm

2. 20 mm

3. 30 mm

4. 40 mm

192 / 320

192. In case of foundations on sandy soil, maximum permissible differential settlement, is usually limited to

1. 15 mm

2. 25 mm

3. 35 mm

4. 45 mm

193 / 320

193. Pick up the correct statements from the following:

1. Cracks appear on the plastered surface in the form of hair cracks

2. In brick work, the efflorescence is removed by applying a solution of zinc sulphate and water

3. Excessive thermal variations in the backing or plaster causes the plaster to fall

4. All the above

194 / 320

194. A solid core of rock is formed inside the cylinder in the case of

1. Auger boring

2. Percussion drilling

3. Diamond drilling

4. Wash boring

195 / 320

195. If (?) is the angle of repose of soil of weight w kg/m3, the horizontal pressure p at a depth of h meters per meter length of wall, is

1. wh × [(1 – sin ?)/(1 + sin ?)]

2. (wh/2) × [(1 – sin ?)/(1 + sin ?)]

3. wh × ?[(1 – sin ?)/(1 + sin ?)]

4. wh × ?[(1 + sin ?)/(1 – sin ?)]

196 / 320

196. In soft clay of low bearing capacity, the type of steel pile generally used, is

1. H-pile

2. Screw pile

3. Disc pile

4. Pipe pile

197 / 320

197. For a rectangular foundation of width b, eccentricity of load should not exceed

1. b/2

2. b/3

3. b/4

4. b/6

198 / 320

198. The members which support covering material of a sloping roof, are

1. Rafters

2. Purlins

3. Battens

4. Struts

199 / 320

199. For constructing a terrazzo floor, Pick up the incorrect statement from the following:

1. A base course is prepared as in cement concrete flooring

2. A 32 mm thick layer of cement concrete (1 : 2 : 4) is laid on the base course and the surface is made smooth by troweling

3. Glass strips are driven into the layer according to the pattern required

4. After final grinding is over, oxalic acid mixed with water is spread over and rubbed hard with soft material

200 / 320

200. In places where the soil is soft and has small resistance to the flow of concrete, which one of the following types of piles, is used

1. Vibrio pile

2. Pressure pile

3. Franky pile

4. Pedestal pile

201 / 320

201. The skirting/dado in a bath roof should be up to

1. Ceiling

2. 15 cm above floor level

3. 200 cm

4. Level of the tap

202 / 320

202. Nogging of a common wooden partition is

1. Upper horizontal wooden member

2. Lower horizontal wooden member

3. Intermediate horizontal wooden member

4. Vertical wooden member

203 / 320

203. The sill of a common wooden partition is

1. Vertical wooden member on either end

2. Lower horizontal wooden member

3. Upper horizontal wooden member

4. Intermediate horizontal wooden member

204 / 320

204. To support a heavy structure in sandy soil, the type of foundation generally used, is

1. Combined footing

2. Raft footing

3. Pier footing

4. Strap footing

205 / 320

205. Under reamed piles are generally used for

1. Machine foundations

2. Factory building

3. Tall structures

4. All the above

206 / 320

206. A pointed arch which forms isosceles or equilateral triangle, is generally known as

1. Three centered arch

2. Two centered arch

3. Lancet arch

4. Bull’s eye arch

207 / 320

207. The pile provided with one or more bulles in its vertical shaft, is generally known as

1. Under-ream pile

2. Friction pile

3. Bearing pile

4. Sheet pile

208 / 320

208. The 19 cm × 9 cm side of a brick as seen in the wall face, is generally known as

1. Stretcher

2. Face

3. Front

4. Header

209 / 320

209. The width of the hollow space between two walls of a cavity wall should not exceed

1. 5 cm

2. 5 cm

3. 10 cm

4. 15 cm

210 / 320

210. Arches in the form of masonry arcs struck from more than four centers, are called

1. Two curved arches

2. Gothic arches

3. Ogee arches

4. Drop gothic arches

211 / 320

211. The foundation which consists of a thick reinforced cement slab covering whole area to support heavy concentrated structural loads, is known as

1. Combined footing

2. Strap footing

3. Raft footing

4. None of these

212 / 320

212. The bearing capacity of granite is generally

1. 5 to 10 kg/cm²

2. 15 to 20 kg/cm²

3. 30 to 35 kg/cm²

4. 40 to 45 kg/cm²

213 / 320

213. According to National Building Code, the hydrants in water mains is provided at minimum interval of

1. 50 m

2. 60 m

3. 75 m

4. 90 m

214 / 320

214. The stone whose crushing strength is least, is

1. Granite

2. Chalk

3. Marble

4. Slate

215 / 320

215. The inner section of a cavity wall, is generally known as

1. Buttress

2. Leaf wall

3. Pilaster

4. Pillar

216 / 320

216. The form work from the underside of slabs, can be removed only after

1. 1 day

2. 4 days

3. 7 days

4. 14 days

217 / 320

217. The stone masonry of finely dressed stones laid in cement or lime, is

1. Random rubble masonry

2. Coursed rubble masonry

3. Dry rubble masonry

4. Ashlar masonry

218 / 320

218. The form work from the sides of beams can be removed only after

1. 1 day

2. 4 days

3. 7 days

4. 14 days

219 / 320

219. The steel pile which is generally sunk in soft clay or loose sand of low bearing capacity, is

1. H-pile

2. Pipe pile

3. Screw pile

4. Disc pile

220 / 320

220. The arrangement made to support an unsafe structure temporarily, is known as

1. Shoring

2. Scaffolding

3. Underpinning

4. Jacking

221 / 320

221. In case of multistoried buildings, the forms to be removed first are

1. Sides of beams and girders

2. Column forms

3. Bottom of beams and girders

4. All the above at the same time

222 / 320

222. A concrete structure is set on fire and the temperature rises to 1000° The strength of concrete as compared to original strength reduces to

1. 10%

2. 15%

3. 20%

4. 25%

223 / 320

223. The piece of a brick cut with its one corner equivalent to half the length and half the width of a full brick, is known as

1. Queen closer

2. Bevelled closer

3. King closer

4. Half king closer

224 / 320

224. In flat roof of reinforced cement concrete, the recommended angle of slope, is

1. Zero

2. A few degrees

3. 10°

4. 200°

225 / 320

225. The process of working a flat for the finishing coat, is known

1. Dubbing out

2. Floating

3. Knitting

4. Blistering

226 / 320

226. For a wall carrying heavy load on low bearing capacity soil,

1. Lean concrete bed is provided

2. Thick concrete bed is provided

3. Reinforced concrete bed is provided

4. Both (A) and (C) of the above

227 / 320

227. The range of spread from the wall base to outer edge of a brick work foundation does not exceed

1. 1/2 horizontal to 1 vertical

2. 2/3 horizontal to 1 vertical

3. 1 horizontal to 1 vertical

4. 2 horizontals to 1 vertical

228 / 320

228. The single stage well point system of dewatering an excavation can be used if the depth of excavation does not exceed

1. 5 m

2. 10 m

3. 15 m

4. 20 m

229 / 320

229. The arrangement of supporting an existing structure by providing supports underneath, is known as

1. Shoring

2. Underpinning

3. Jacking

4. Piling

230 / 320

230. While designing a stair, the product of rise and going is approximately kept equal to

1. 350

2. 420

3. 450

4. 500

231 / 320

231. If height of the first stored of a building is 2 m and riser is 13 cm, the number of treads required, is

1. 12

2. 18

3. 24

4. 25

232 / 320

232. The type of bond in a brick masonry containing alternate courses of stretchers and headers, is called

1. Flemish bond

2. English bond

3. Stretcher bond

4. Header bond

233 / 320

233. A stair should not have pitch more than

1. 25°

2. 30°

3. 40°

4. 50°

234 / 320

234. The Auger boring method is not suitable for

1. Very hard soil

2. Cemented soil

3. Vary soft soil

4. All the above

235 / 320

235. The taper of precast concrete pile should not be more than

1. 1 cm per meter length

2. 2 cm per meter length

3. 4 cm per meter length

4. 5 cm per meter length

236 / 320

236. For heavy embankments and dams, of height h, the depth of exploration of soil should not be less than

1. h/4

2. 1/2 h

3. h

4. 2 h

237 / 320

237. The process of making the back ground rough, before plastering, is

1. Dubbing

2. Hacking

3. Blistering

4. Peeling

238 / 320

238. The X-ray rooms are plastered with

1. Plaster of Paris

2. Barium plaster

3. Martin’s cement

4. Keen’s cement

239 / 320

239. During percussion drilling

1. Ground water observations are hindered due to entry of the slurry in the soil below the bottom of the hole

2. Caving or mixing of strata are caused in soft soils or cohesion-less soils

3. The soil to a considerable depth below the bottom of the hole gets disturbed

4. All the above

240 / 320

240. The construction joints in buildings are provided after

1. 10 m

2. 15 m

3. 20 m

4. 40 m

241 / 320

241. The under surface of an arch, is called

1. Soffit

2. Intrados

3. Haunch

4. Back

242 / 320

242. The method of moving each brick through a small horizontal distance before it is finally laid in any brick wall and pressing it by means of brick hammer, is known as

1. Troweling

2. Laying

3. Grouting

4. Placing

243 / 320

243. Rotary drilling is the fastest method in case of

1. Rocky soils

2. Clay soils

3. Sandy soil

4. All of these

244 / 320

244. In case of Raymond pile

1. Lengths vary from 6 m to 12 m

2. Diameter of top of piles varies from 40 cm to 60 cm

3. Diameter of pile at bottom varies from 20 cm to 28 cm

4. All the above

245 / 320

245. A floor constructed with the 4 to 6 mm marble chips, is known

1. Reinforced marble floor

2. Terrazzo floor

3. Marble floor

4. Chip floor

246 / 320

246. The lower half portion between crown and skew back of the arch, is called

1. Spandril

2. Haunch

3. Springing

4. Soffit

247 / 320

247. A floor constructed with 3 mm marble chips, is known

1. Mosaic floor

2. Terrazzo floor

3. Chips floor

4. Marble floor

248 / 320

248. For plastering the exposed brick walls, the cement sand mortar should be

1. 1:02

2. 1:03

3. 1:04

4. 1:06

249 / 320

249. For effective drainage, the finished surface of flat roof should have a minimum slope of

1. 1 in 20

2. 1 to 50

3. 1 in 10

4. 1 in 5

250 / 320

250. The bearing capacity of piles is determined by

1. Dynamic formula

2. Static formula

3. Pile load tests

4. All the above

251 / 320

251. To obtain good bonding in brick masonry

1. First class bricks are used

2. Vertical joints in alternate courses are kept in plumb line

3. Bats are used where necessary

4. All the above

252 / 320

252. In ordinary residential and public buildings, the damp proof course is generally provided at

1. Ground level

2. Plinth level

3. Water table level

4. Midway ground level and water-table level

253 / 320

253. The vertical side member of a shutter frame, is known

1. Reveal

2. Mullion

3. Post

4. Style

254 / 320

254. The brick laid with its length parallel to the face of a wall, is a known as

1. Header

2. Stretcher

3. Closer

4. None of these

255 / 320

255. The rock formed from the solidification of molten matter (magma) is called:

1. Sedimentary rock

2. Metamorphic rock

3. Igneous rock

4. None of the above

256 / 320

256. The highest line of sloping roof, where two opposite slopes meet, is known as

1. Rafter

2. Ridge

3. Crown

4. Eave

257 / 320

257. Which one of the following rocks is used for monumental buildings?

1. Granite

2. Marble

3. Sand stone

4. Slate

258 / 320

258. A temporary rigid structure having platforms to enable masons to work at different stages of a building, is known as

1. Scaffolding

2. Dead shore

3. Raking shore

4. Under pinning

259 / 320

259. While investigating the site, a thick layer of fairly firm clay over a deep layer of soft clay is encountere In such a situation, the following type of foundation is useful:

1. Pile formation

2. Raft foundation

3. Grillage foundation

4. None of these

260 / 320

260. The vertical members fixed between steps and hand rail, are known

1. Balusters

2. Strings

3. Newel posts

4. Soffits

261 / 320

261. Dampness causes

1. Efflorescence

2. Bleaching of paints

3. Crumbling of plaster

4. Growth of termites

262 / 320

262. Depth of lean concrete bed placed at the bottom of a wall footing, is kept

1. 10 cm

2. 15 cm

3. Equal to its projection beyond wall base

4. Less than its projection beyond wall base

263 / 320

263. The concrete slump recommended for foundations, is

1. 25 to 50 mm

2. 30 to 125 mm

3. 50 to 100 mm

4. 75 to 125 mm

264 / 320

264. The local swelling of a finished plaster, is termed

1. Cracking

2. Dubbing

3. Blistering

4. Hacking

265 / 320

265. The important test to be conducted on a stone used in docks and harbors is

1. Hardness test

2. Workability test

3. Weight test

4. Toughness test

266 / 320

266. The type of stone masonry in which stones of same height are laid in layers, is called

1. Random rubble masonry

2. Course rubble masonry

3. Uncoursed rubble masonry

4. Ashlar masonry

267 / 320

267. A projecting piece usually provided to support a truss, is

1. Cornice

2. Coping

3. Frieze

4. Lintel

268 / 320

268. A wooden block fixed on back side of a door frame on its post, is known as

1. Cleat

2. Stop

3. Horn

4. None of these

269 / 320

269. The dimensions of a half queen closer, are

1. 9 cm × 9 cm × 9 cm

2. 9 cm × 9 cm × 5 cm

3. 9 cm × 5 cm × 9 cm

4. 8 cm × 5 cm × 9 cm

270 / 320

270. The concrete slump recommended for columns, is

1. 25 to 50 mm

2. 25 to 75 mm

3. 75 to 125 mm

4. 50 to 100 mm

271 / 320

271. A roof which slopes in four directions, is called

1. Shed roof

2. Gable end roof

3. Hipped roof

4. Gambrel roof

272 / 320

272. The art of bringing the floor to a true level surface by means of screeds, is called

1. Topping

2. Bedding

3. Screeding

4. None of these

273 / 320

273. The size of a floor tile commonly used, is

1. 15 cm × 15 cm × 8 cm

2. 20 cm × 20 cm × 2 cm

3. 25 × 25 cm × 2 cm

4. All the above

274 / 320

274. A pre-stressed concrete pile is

1. Easy to handle

2. Lighter in weight

3. Extremely durable

4. All the above

275 / 320

275. The piece of a brick cut along the center of width in such a way that its length is equal to that of full brick, is called as

1. Half brick

2. Queen closer

3. King closer

4. Beveled closer

276 / 320

276. Herringbone bond is used for

1. Walls having thickness more than 4 bricks

2. Architectural finish to the face work

3. Ornamental panels in brick flooring

4. All the above

277 / 320

277. Crown is located at

1. Highest point on the extrados of the arch

2. Highest point on the intrados of the arch

3. Skew-back of the arch

4. None of these

278 / 320

278. The type of pointing in which a V-shaped projection outside the wall surface, is provided, is called

1. Recessed pointing

2. Weather pointing

3. V-pointing

4. Tuck pointing

279 / 320

279. Pile foundation is generally provided if soil is

1. Compressible

2. Water logged

3. Made up

4. All the above

280 / 320

280. Bearing capacity of soils cannot be improved by

1. Draining sub-soil water

2. Ramming crushed stone in soil

3. Driving sand piles

4. Watering surface of soil

281 / 320

281. Couple roof is used for spans

1. 5 m or less

2. 5 m but less than 5 m

3. 5 m but less than 5 m

4. 5 m but less than 8 m

282 / 320

282. The thickness of a reinforced brick partition wall, is generally kept

1. 5 cm

2. 10 cm

3. 15 cm

4. 20 cm

283 / 320

283. The nominal thickness of an expansion joint in brick walls, is kept more than

1. 5 mm

2. 10 mm

3. 15 mm

4. 20 mm

284 / 320

284. Brick nogging type of partition wall, is constructed by

1. Laying bricks as stretchers in cement mortar

2. Laying bricks as headers in cement mortar

3. Reinforcing brick wall with iron straps

4. Constructing brick work within a wooden framework

285 / 320

285. The nominal thickness of one brick wall in mm, is

1. 90 mm

2. 150 mm

3. 190 mm

4. 200 mm

286 / 320

286. The compaction of concrete in the drilled pile hole is done by compressed air in the case of

1. Simplex pile

2. Franky pile

3. Pressure pile

4. Vibrio pile

287 / 320

287. The minimum strength of the mortar used in load bearing brick masonry, is

1. 50 N/cm

2. 100 N/cm

3. 150 N/cm

4. 200 N/cm

288 / 320

288. The strength of brick masonry in 1:6 cement mortar, is

1. 20 tones/m2

2. 40 tones/m2

3. 50 tones/m2

4. 60 tones/m2

289 / 320

289. Which one of the following piles has a cast iron shoe even after removal of the hollow cylindrical steel casing?

1. Simplex pile

2. Pedestal pile

3. Vibrio pile

4. Both (A) and (C) of the above

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290. The bond in which headers and stretchers are laid in alternate courses and every stretcher course is started with a three fourth brick bat, is known as

1. English cross bond

2. Dutch bond

3. Monk bond

4. Rat-trap bond

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291. If a is the offset of concrete bed in cms, and d is the depth of concrete bed in cms, then

1. d = 445 a

2. d = 557 a

3. d = 775 a

4. None of these

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292. Pile foundations are suitable for

1. Water logged soils

2. Soft rocks

3. Compact soils

4. Multi-storied buildings

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293. The depth of excavation of foundations, is generally measured with a

1. Ranging rod

2. Steel tape

3. Levelling staff

4. Boning rod

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294. Stability of an existing structure may be disturbed by

1. Rising of water table

2. Vibrations caused by traffic movements

3. Mining in the neighborhood

4. All the above

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295. The angle between skew back of a flat arch and the horizontal, is kept approximately equal to

1. 0°

2. 30°

3. 60°

4. 90°

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296. The line of intersection of the surfaces of a sloping roof forming an external angle exceeding 180°, is

1. Ridge

2. Hip

3. Valley

4. None of these

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297. The maximum permissible deflection of a timber beam supporting a roof, is

1. L/100

2. L/150

3. L/260

4. L/360

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298. The minimum thickness of walls built in cement mortar (1 : 6) for a single stored building, is

1. 10 cm

2. 15 cm

3. 20 cm

4. 25 cm

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299. For each storey (or, story) of a building, the depth of exploration should be

1. 1 meter

2. 2 meters

3. 3 meters

4. 4 meters

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300. Raft foundations are used for:

1. Providing increased area of foundation over poor bearing capacity of soil

2. Spanning over small soft or loose pockets

3. Counter acting the hydrostatic effect

4. All the above

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301. Which one of the following factors is considered for the orientation of buildings?

1. The direction of the prevailing winds in the area

2. The exposure of the walls and roof of the buildings to the rays of sun

3. The extent up to which the sunrays penetrate with the verandah

4. All the above

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302. The foundation in which a cantilever beam is provided to join two footings, is known as

1. Strip footing

2. Strap footing

3. Combined footing

4. Raft footing

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303. Raft foundation are generally preferred to when the area required for individual footing, is more than

1. 25% to total area

2. 30% of total area

3. 40% to total area

4. 50% of total area

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304. In the method of tube boring of soil investigation, the following is essential:

1. A tube of about 2 meters length and 20 cm diameter with a cutting edge

2. A flap valve at the bottom of tube is provided to extract the soil sample

3. The tube is raised and lowered by 4 thick ropes moving over a pulley suspended on a tripod stand

4. All the above

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305. The type of flooring suitable for use in churches, theatres, public libraries and other places where noiseless

1. Cork flooring

2. Glass flooring

3. Wooden flooring

4. Linoleum flooring

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306. The black cotton soil

1. Undergoes volumetric changes

2. Swells excessively when wet

3. Shrinks excessively when dry

4. All the above

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307. The form Work including the props can be removed from beams, only after

1. 3 days

2. 7 days

3. 14 days

4. 21 days

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308. The depth of the ground water table may be ascertained by

1. Looking through the well in the vicinity

2. Standing on the well in the vicinity

3. Measuring the depth of water in the well

4. None of the above

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309. The bearing capacity of a water-logged soil, may be improved by

1. Grouting

2. Chemical action

3. Drainage

4. Compaction

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310. In case of foundation on black cotton soils, the most suitable method to increase the bearing capacity of soils is to

1. increase the depth of foundation

2. Drain the soil

3. Compact the soil

4. Replace the poor soil

311 / 320

311. what is the general shelf life of ordinary Portland cement

1. 3 weeks

2. 3 months

3. 30 months

4. 3 years

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312. A good Building stone should not absorb Water more

1. 5%

2. 10%

3. 0.15

4. 20%

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313. For walls, columns and vertical faces of all structural members, the form work is generally removed after?

1. 24 to 48 hours

2. 3 days

3. 7 days

4. 14 days

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314. In order to obtain the best workability of concrete, the preferred shape of aggregate is?

1. Rounded

2. Elongated

3. Angular

4. all of the above

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315. The Strength of concrete after one year as compared to 28 days?

1. 10 to 15% more

2. 15 to 20% more

3. 20 to 25% more

4. 25 to 50% more

316 / 320

316. The percentage of voids in cement is approximately?

1. 25%

2. 40%

3. 0.6

4. 80%

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317. Increase in the moisture content in concrete?

1. Increases the strength

2. Does not change the strength

3. All of the above

4. Reduces the strength

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318. Strength of concrete increases with?

1. Increase in water-cement ratio

2. Increase in fineness of cement

3. Decrease in curing time

4. Decrease in size of aggregate

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319. Workability of concrete is inversely pro-portion to?

1. Time of transit

2. Water-cement ratio

3. The air in the mix

4. Size of aggregate

320 / 320

320. Workability of concrete is directly proportional to?

1. Aggregate cement ratio

2. Time of transit

3. Grading of the aggregate

4. All of above

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