Unit - 3
63. The most reliable estimate is
a. Cube rate estimate
b. Detailed estimate
c. Plinth area estimate
d. Preliminary estimate
64. The main factor to be considered while preparing a detailed estimate, is
a. Quality of the materials
b. Availability of materials
c.Quantity of materials
d.All of above
65. The 'centre line method' i specially adopted for estimating
a. Octagonal building
b. Hexagonal building
c. Circular building
d. All of above
66. Which of the following is not a lumpsum item in the estimate?
a. Architectural features
b. Electrical installations
c. Masonry items
d. None
67. The usable covered area of the rooms of any storey of a building is called carpet area.
a. True
b. False
68. In earthwork calculations, how many lifts are to be paid to the contractor when the earth is to be lifted for 4.5 metres?
a. 6
b. 8
c. 4
d. 12
69. In earthwork calculations, the average horizontal distance between the centre of deposition and the centre of excavation is known as
a. Flooring
b. Lift
c. Lead
d. Embankment
70. In long wall-short wall method, the length of the short wall generally increases from earthwork to brickwork in the superstructure.
a. False
b. True
71. In partly centre line and partly cross wall method, the centre line method is applied to
a. External walls
b. Internal walls
c. Thick walls
d. Thin walls
72. In long wall-short wall method, the wall along the length of the room is said to be the short wall.
a. False
b. True
73. The centre line method is suitable for walls having
a. Similar cross sections
b. Different cross sections
c. Same weights
d. Same materials
74. In long wall-short wall method, the length of the long wall is calculated after the addition of to its centre line length at each end.
a. Half breadth
b. Breadth
c. Half height
d. Height
75. To get the quantities, the lengths found using the long wall-short wall method are multiplied with _
a. Breadth and depth
b. Thickness
c. Weight
d. Width
76. Which of the following is not a method of working out quantities like earthwork and brickwork in plinth?
a. Long wall – short wall method
b. Centre line method
c. Thick wall – thin wall method
d. Partly centre line and short wall method
77. The rate of an item of work depends on
a. Proportion of mortar
b. Specifications of work
c. Specifications of materials
d. All of above
78. Size, capacity and materials need be specified for
a. Bib cocks
b. Stop cocks
c. Both a and b
d. None of above
79. In case of laying gullies, siphons, intercepting traps, the cost includes
a. Setting and lying
b. Bed concreting
c. Both a and b
d. None of above
80. Cost of fittings and their fixing is specified for the following sanitary fittings
a. Water closets
b. Flushing pipes
c. Lavatary basins
d. All of above
81. Cube rate estimate is less accurate as compared to the plinth area estimate as the height of the building is also compared.
a. False
b. True
83. The detention period in a septic tank is assumed
a. 45 min
b. 40 min
c. 30 min
d. 50 min
84. The trap which is provided to disconnect the. house drain from the street sewer is called master trap.
a. False
b. True
85. The water seal is less than that of ordinary traps regarding master trap.
a. False
b. True
86. Anti-siphonage pipe is connected to top of P trap W.C.
a. True
b. False
87. The minimum width of a septic tank is taken a. 43.43 cm
b. 43.88 cm
c. 43 cm
d. 75 cm
88. The slope of the outlet of 'P trap' below the horizontal is kept
a. 14?
b. 12?
c. 10?
d. None of above
89. The value of 'C' of Indian type W.C. shown in Fig. 23.3 is 500 mm.
a. False
b. True
90. A cement concrete road is 1000 m long, 8 m wide and 15 cm thick over the sub-base of 10 cm thick gravel. The box cutting in road crust is
a. 2000 m3
b. 1500 m3
c. 1000 m3
d. none of the mentioned
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