# Civil Engineering - Estimating and Costing

### Exercise :: Estimating and Costing - Section 1

46.

The measurement is not made in square metres in case of

 A. D.P.C. (Damp proof course) B. Form works C. Concrete Jaffries D. R.C. Chhajja.

Explanation:

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47.

According to ISI method of measurement, the order of the sequence is

Explanation:

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48.

The assumption on which the trapezoidal formula for volumes is based, is

 A. The end sections are parallel planes B. The mid-area of a pyramid is half the average area of the ends C. The volume of the prismoidal is over-es-timted and hence a prismoidal correction is applied D. All the above.

Explanation:

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49.

The cross-sections for a highway is taken at

 A. right angle to the centre line B. 30 metres apart C. intermediate points having abrupt change in gradient D. the starting end points of the curves E. All the above.

Explanation:

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50.

The detention period in a septic tank is assumed

 A. 20 minutes B. 25 minutes C. 30 minutes D. 40 minutes