Q. If L is the length of a moving vehicle and R is the radius of curve, the extra mechanical width b to be provided on horizontal curves,

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Q. The desirable camber for straight cement concrete roads, is

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Q. Minimum permissible speed on high speed roads, is decided on the basis of

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Q. The ideal shape of a transition curve, is

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Q. At a road junction, 7 cross conflict points are severe if

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Q. Minimum thickness of the base of a flexible pavement, is

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Q. One-way streets are generally provided in crowded cities as, these

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Q. The perpendicular offset from the tan-get to the central point of the circular curve, is

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Q. An Executive Engineer of roads, executes works under direct control of

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Q. Newly constructed pavement with ordinary Portland cement attains its working strength after

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Q. The correct formula for calculating superelevation for the hill roads, is

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Q. The inventor of road making as a building science, was

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Q. Area of steel required per metre width of pavement for a length of 20 m for design wheel load 6300 kg and permissible stress in steel 1400 kg/cm², is

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Q. Design of horizontal curves on highways, is based on

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Q. Speed regulations on roads is decided on the basis of

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Q. Reconnaissance is best done with the help of

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Q. The usual width of side drains along Highways in hilly region, is

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Q. Normal formation width of a hill road for one-way traffic, is

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Q. The most commonly adopted method to provide super-elevation on roads, is by pivoting the road surface about

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Q. Bottom-most component of a flexible pavement, is

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