Highway Engineering Questions

• Reconnaissance is best done with the help of
• Curves in the same direction separated by short tangents, are called
• Bottom-most component of a flexible pavement, is
• In ideal pavement is constructed with
• 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
• Minimum stopping distance for moving vehicles on road with a design speed of 80 km/hour, is
• If the radii of a compound curve and a reverse curve are respectively the same, the length of common tangent
• Design of horizontal curves on highways, is based on
• Pavement is said to be flexible if it contains
• The number of vehicles moving in a specified direction on a roadway that pass a given point during specified unit of time, is called
• The perpendicular offset from the tan-get to the central point of the circular curve, is
• Side drains on both sides of a hill road, are essential when the road is
• If no super elevation is provided on a road along curves, pot holes may develop at
• If cross slope of a country is greater than 60%, the terrain is classified as
• The width of road pavements, depends upon
• One-way streets are generally provided in crowded cities as, these
• The minimum vertical clearance of overhanging cliffs or any other structure above the surface of a hill road, should be
• If the rate of change of grade permitted along a vertical curve is r and total change of grade is g%, the length L of the curve to be provided, is
• The maximum distance of the apex of a vertical curve of length L from the point of intersection of two grades + g1%, and - g2% (g1 > g2), is
• For a vehicle moving with a speed of 80 km per hour, the brake reaction time, in ordinary cases, is