# Civil Engineering - Highway Engineering

### Exercise :: Highway Engineering - Section 6

11.

The width of pavement in addition to a gravelled berm 1 m on either side for a two directional traffic recommended by Nagpur Conference of Chief Engineers, is

 A. 4.7 m B. 5.7 m C. 6.7 m D. 7.7 m E. 8.7 m

Explanation:

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12.

Pick up the correct statement from the following:

 A. The corss fall of the shoulder should be at least 0.5% steeper than camber B. On superelevated sections, the shoulders should be provided a cross fall equal to camber C. Earthern roads in general are provided steepest crossfall D. All the above.

Explanation:

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13.

The camber on pavements, is provided by

 A. straight line method B. parabolic method C. straight line and parabolic at crown D. elliptical method E. circular method.

Explanation:

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14.

The standard equation of a cubic parabolic transition curve provided on roads, is

 A. B. C. D. E. none of these.

Explanation:

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15.

The maximum radial distance of a Lemniscate curve, having maximum polar angle a, is

 A. 3 R sin α B. 3 R sin2α C. 3 R sin 2α D. 3 R sin α/2 E. none of these.