Estimating and Costing
If B is the width of formation, d is the height of the embankment, side slope S : 1, for a highway with no transverse slope, the area of cross-section is

B × d - Sd1/2
Bd + Sd2
B + d + Sd
½ (Bd + Sd2)

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

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

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