Estimating and Costing
As per Indian Standard Specifications, the peak discharge for domestic purposes per capita per minute, is taken

1.35 for 20 users
1.80 liters for 5 to 10 users
1.20 liters for 15 users
All of these

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Estimating and Costing
In the mid-section formula

All of these
The mean depth is the average of depths of two consecutive sections
The area of mid-sections is calculated by using mean depth
The volume of the earth work is calculated by multiplying the mid-section area by the distance between the two original sections

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Estimating and Costing
The correct Prismoidal formula for volume is

D/3 [first area + last area + 4 Ʃ Even area + 2 Ʃ odd areas]
D/3 [first area + last area + 2 Ʃ Even area + 4 Ʃ odd areas]
D [first area + last area + Ʃ Even area + 2 Ʃ odd areas]
D/6 [first area + last area + 2 ∑ Even area + 4 ∑ odd areas]

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

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
Pipes are classified according to their sizes and quality

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