SSC JE Civil Engineering 2nd March 2017 Shift-2

60 cm

70 cm

75 cm to 80 cm

80 cm

In order to check up the average depth of excavation, ‘Dead mans' are left at the midwidths of borrow pits

The earthwork calculation in excavation is made from the difference in levels obtained with a level

The earthwork done in excavation is to form the road embankment includes the formation of correct profiles and depositing the soil in layers

All options are correct

Mid-section formula

Trapezoidal formula

Prismoidal formula

All options are correct

$$ d \times d \times s $$

$$\surd[(d_{2} \times ds_{2})]$$

$$L.D \surd(1+s_{2})$$

$$ 2 Ld \surd(1+s_{2})$$

$$ 300 m^{3} $$

$$ 600 m^{3} $$

$$ 900 m^{3} $$

$$ 1200 m^{3} $$

$$\frac{1}{2}(b_{1}+b_{2})h$$

$$(b_{1}+b_{2})h+Sb_{2}$$

$$(b_{1}+b_{2})+2Sh_{2}$$

$$2[(b_{1}+b_{2})(b+sh)]$$

Setting out of works

Site clearance

dead men

All options are correct

No deduction is made for the volume occupied by reinforcement

No deduction is made for the openings up to 0.1 sq.m

No deduction is made for volumes occupied by pipes, not exceeding 100 sq. cm in cross- section

None of the these

at the end of reinforcing bar, not less than 25 mm or twice the diameter of the bar

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

All options are correct

$$ 0.90 m^{3} $$

$$ 0.94 m^{3} $$

$$ 0.98 m^{3} $$

$$ 1.00 m^{3} $$