# Estimation and Costing MCQ Questions with Answers | Civil Engineering MCQs – Part 2

17. The inspection pit or chamber is a manhole provided in a base drainage system

1. At every change of direction
2. At every change of gradient
3. At every 30 m intervals
4. All the above

Answer: D

18. Pick up the incorrect statement from the following:

1. Dimensions are measured to the nearest 0.01 m
2. Areas are measured to the nearest 0.01 sq.m
3. Cubic contents are measured to the nearest 0.1 cum
4. Weights are measured to the nearest 0.001 tonnes

Answer: C

19. The ‘center line method’ is specially adapted for estimating

1. Circular buildings
2. Hexagonal buildings
3. Octagonal buildings
4. All the above

Answer: D

20. Pick up the incorrect statement from the following:

1. The built-up covered area at the floor level of any storey of a building is called the plinth area
2. The usable covered area of the rooms of any storey of a building is called the carpet area
3. The carpet area of a building along with an area of its kitchen, pantry, store, lavatory, bathroom, and glazed veranda, is called the floor area
4. None of these

Answer: D

21. The unit of measurement is per quintal for the following:

1. Collapsible gates with rails
2. Rolling shutters
3. Expanded metal wire netting
4. M.S. reinforcement of R.C.C. works

Answer: D

22. The diameter of a domestic sewer pipe laid at a gradient 1 in 100 is recommended

1. 100 mm
2. 150 mm
3. 200 mm
4. 175 mm

Answer: B

23. The order of booking dimensions is

1. Length, breadth, height
2. Breadth, length, height
3. Height, breadth, length
4. None of these

Answer: A

24. Pick up the incorrect statement regarding a master trap from the following:

1. It is provided in between the lower end of the house drain and the street sewer
2. It provides a cleaning eye at the top of the trap
3. The mica flap valve which opens inwards only, is fitted at the top of the inlet pipe
4. The water seal is less than that of ordinary traps

Answer: D

25. S: 1 and length is

1. d × d × s
2. d2 × ( ds)2]
3. L.D 1 + s2)
4. 2 L.D 1 + s 2)

Answer: C

26. The detention Period in a septic tank is assumed

1. 20 minutes
2. 25 minutes
3. 30 minutes
4. 40 minutes

Answer: C

27. If B is the width of formation, d is the height of the embankment, side slope S: 1, for a highway with no transverse slope, the area of cross-section is

1. B + d + Sd
2. Bd + Sd2
3. B × d – Sd1/2
4. ½ (Bd + Sd2)

Answer: B

28. The ground surface slopes 1 in 50 along a proposed railway embankment 150 m in length. The height of the embankment at zero chainage is 0.5 m, the width is 11 m, and the side slopes are 2:1.

If the falling gradient of the embankment is 1 in 150, the quantity of the earthwork calculated by the Prismoidal formula is

1. 3250 m3
2. 3225 m3
3. 3275 m3
4. 3300 m3

Answer: B

29. Pick up the item of work not included in the plinth area estimate

1. Wall thickness
2. Room area
3. W.C. area
4. Courtyard area

Answer: D

30. The minimum width of a septic tank is taken

1. 70 cm
2. 75 cm
3. 80 cm
4. 90 cm

Answer: B

31. Pick up the item whose weight is added to the weight of the respective item, which is

1. Cleats
2. Brackets
3. Bolts
4. All the above

Answer: D

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