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

3275 m³
3225 m³
3300 m³
3250 m³

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Estimating and Costing
Pick up the correct statement in case of water supply.

Pipes are classified according to their sizes and quality
Cutting through walls and floors are included with the item
All of these
Pipes laid in trenches and pipes fixed to walls are measured separately

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Estimating and Costing
While estimating a reinforced cement structure, the omitted cover of concrete is assumed

All of these
In thin slabs, 12 mm minimum or diameter of the bar whichever is more
For reinforcing longitudinal bar in a beam 25 mm minimum or diameter of the largest bar which is more
At the end of reinforcing bar, not less than 25 mm or twice the diameter of the bar

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