Before providing super-elevation on roads, the portion of the carriageway betwee

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Question
Before providing super-elevation on roads, the portion of the carriageway between the crown and the outer edge is made
Options
A. to have a reduced fall
B. horizontal
C. to have slope of the camber on the other half of the carriageway
D. none of these.

Correct Answer

to have slope of the camber on the other half of the carriageway

Highway Engineering problems

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2. Maximum number of vehicles that can pass a given point on a lane during one hour without creating unreasonable delay, is known as
Options
A. traffic density of lane
B. basic capacity of lane
C. probable capacity of lane
D. practical capacity of lane.

3. In case of a hair pin bend of a highway,
Options
A. minimum radius of inner curve is 14 m
B. minimum radius of transition is 15 m
C. circular compound curve may be provided
D. minimum road way width at apex for single lane highway, is 9 m
E. All the above.

4. Pick up the incorrect statement from the following. If water cement ratio is
Options
A. increased, strength of concrete increases
B. decreased, strength of concrete increases
C. increased, strength of concrete is not affected
D. none of these.

6. If E is the modulus of elasticity of the concrete in kg/cm², d is the slab thickness in cm, is the Poisson's ratio for the concrete, k is the sub-grade modulus kg/cm³, the radius r of relative stiffness in cm,
Options
A.
B.
C.
D.

8. 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
Options
A. 4.7 m
B. 5.7 m
C. 6.7 m
D. 7.7 m
E. 8.7 m

9. Pick up the correct statement from the following:
Options
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.

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