Estimating and Costing

61. The most reliable estimate is

1. Detailed estimate
2. Preliminary estimate
3. Plinth area estimate
4. Cube rate estimate

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62. The order of booking dimensions is

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

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63. The plinth area of a building not includes

1. Area of the walls at the floor level
2. Internal shaft for sanitary installations up to 2 sq m. in area
3. Lift and wall including landing
4. Area of cantilevered porch

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64. The rate of an item of work depends on

1. Specifications of works
2. Specifications of materials
3. Proportion of mortar
4. All the above

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65. The rate of payment is made for 100 cu m (per % cu m) in case of

1. Earth work in excavation
2. Rock cutting
3. Excavation in trenches for foundation
4. All the above

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66. The slope of the outlet of 'P trap' below the horizontal is kept

1. 8°
2. 10°
3. 12°
4. 14°

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67. The total length of a cranked bar through a distance (d) at 45° in case of a beam of effective length L, is

1. L + 0.42 d
2. L + (2 × 0.42 d)
3. L - (0.42 d)
4. L - (2 × 0.4 d)

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68. The trap which is provided to disconnect the house drain from the street sewer is called

1. Master trap
2. Intercepting trap
3. Interception manhole
4. All the above

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69. 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

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70. The volume is measured correct to the nearest

1. 0.01 cum
2. 0.02 cum
3. 0.03 cum
4. 0.04 cum

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