FAQ’s for Site Engineering Jobs

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

1. decreases

2. increases

3. remains same

4. may increase or decrease

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11. 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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12. 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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13. 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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14. 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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15. 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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16. 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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17. 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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18. 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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19. A good building stone should not absorb water more than

1. 5%

2. 10%

3. 0.15

4. 20%

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20. Which of the following is a mineral?

1. basalt

2. granite

3. quartz

4. syenite

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21. Gypsum is a

1. mechanically formed sedimentary rock

2. igneous rock

3. chemically precipitated sedimentary rock

4. metamorphic rock

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22. 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

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23. 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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24. 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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25. 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

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26. 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

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27. The least bearing capacity of soil is that of

1. Hard rock

2. Moist clay

3. Soft rock

4. Coarse sandy soil

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28. 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

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

1. Rafters

2. Purlins

3. Battens

4. Struts

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

1. Buttress

2. Leaf wall

3. Pilaster

4. Pillar

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32. 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

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33. 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

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

1. 350

2. 420

3. 450

4. 500

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36. 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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37. 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

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38. 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

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39. Dampness causes

1. Efflorescence

2. Bleaching of paints

3. Crumbling of plaster

4. Growth of termites

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

1. Cornice

2. Coping

3. Frieze

4. Lintel

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41. 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

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42. 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

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43. 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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44. 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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45. 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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46. 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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47. 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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48. 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

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49. 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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50. 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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