200+ Transportation-infrastructure Questions

Transportation-infrastructure Questions Set 19:

Quiz Mode

The alignment of hill roads is divided into how many stages?

One

Two

Three

Four

Solution:

The vertical alignment does not influence?

Sight distance

Vehicle operation cost

Accidents

Vehicle speed

Solution:

The minimum value of change of centrifugal acceleration is ___________

0.4m/sec³

0.5m/sec³

0.6m/sec³

0.7m/sec³

Solution:

If the radius of a horizontal curve is 120m, then calculate the safe allowable speed.

50kmph

60kmph

70kmph

80kmph

Solution:

Which of the following is the correct formula for equilibrium superelevation in millimeters?

e = GV²/254R

e = GV²/381R

e = GV²/127R

e = GV²/96R

Solution:

What are the typical parameters used for the design of rail lines in India?

Cross section

Weight per unit length

Length and width

Length and breadth

Solution:

If the superelevation is 0.07 and the width of the pavement is 7m then the raise of the outer edge with respect to the inner edge is ___________

0.47m

0.48m

0.49m

0.50m

Solution:

For a transition curve, the polar deflection angle αs and the spiral angle Δs are related to each other by the expression:

$αs=Δs/2$

$αs=Δs/3$

$αs=Δs/4$

$αs=((Δs^2)/3)$

Solution:

Calculate the spacing of contraction joints for a PCC (plain cement concrete) rigid pavement with a thickness of 15 cm. The width of the road is 7.25 m, and the allowable tensile strength of the concrete is 0.5 MPa.

1.24 m

2.78 m

3.43 m

4.17 m

Solution:

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Transportation-infrastructure Questions Set 19:

The alignment of hill roads is divided into how many stages?

Solution:

The vertical alignment does not influence?

Solution:

The minimum value of change of centrifugal acceleration is ___________

Solution:

If the radius of a horizontal curve is 120m, then calculate the safe allowable speed.

Solution:

Which of the following is the correct formula for equilibrium superelevation in millimeters?

Solution:

What are the typical parameters used for the design of rail lines in India?

Solution:

If the superelevation is 0.07 and the width of the pavement is 7m then the raise of the outer edge with respect to the inner edge is ___________

Solution:

For a transition curve, the polar deflection angle αs and the spiral angle Δs are related to each other by the expression:

Solution:

Calculate the spacing of contraction joints for a PCC (plain cement concrete) rigid pavement with a thickness of 15 cm. The width of the road is 7.25 m, and the allowable tensile strength of the concrete is 0.5 MPa.

Solution:

Related Question Sets:

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