FAQ’s for Site Engineering Jobs

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1. 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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2. 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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3. 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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4. 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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5. 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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6. 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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7. 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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8. 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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9. 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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10. 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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11. 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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12. After storage, the strength of cement

1. decreases

2. increases

3. remains same

4. may increase or decrease

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13. 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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14. 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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15. 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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16. 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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17. 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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18. 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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19. 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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20. 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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21. Which of the following has more fire resisting characteristics?

1. marble

2. lime stone

3. compact sand stone

4. granite

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22. 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

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23. 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

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24. 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

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25. 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

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

1. Retaining wall

2. Breast wall

3. Buttress

4. Parapet wall

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27. 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

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

1. 10 m

2. 20 m

3. 30 m

4. 40 m

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29. 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

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

1. Baluster

2. Header

3. String

4. Beam

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31. 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

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32. 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

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33. 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

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34. 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

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35. 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

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

1. Shoring

2. Underpinning

3. Jacking

4. Piling

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37. 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

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38. The Auger boring method is not suitable for

1. Very hard soil

2. Cemented soil

3. Vary soft soil

4. All the above

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39. The under surface of an arch, is called

1. Soffit

2. Intrados

3. Haunch

4. Back

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40. 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

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

1. Spandril

2. Haunch

3. Springing

4. Soffit

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42. 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

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

1. Rafter

2. Ridge

3. Crown

4. Eave

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

1. Cracking

2. Dubbing

3. Blistering

4. Hacking

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45. 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

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46. 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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47. 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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48. 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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49. The percentage of voids in cement is approximately?

1. 25%

2. 40%

3. 0.6

4. 80%

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50. 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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