Estimating and Costing
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 side slopes 2:1. If the falling gradient of the embankment is 1 in 150, the quantity of the earthwork calculated by Prismoidal formula, is

3225 m³
3250 m³
3275 m³
3300 m³

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Estimating and Costing
Pick up the correct statement regarding the centre line method of estimating a building

Product of the centre line of the walls and area of cross-section of any item, gives total quantity of the item
The centre line length is reduced by half the layer of main wall joining the partition wall
The centre line is worked out separately for different sections of walls of a building
All of these

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