A road sign is generally installed above the ground at a height of

Related MCQs

• The longest distance at which a driver, whose line of sight is 1.2 m above the road surface, can see the top of an object 10 cm high on the surface of road, is called
• The size of a stone used on a road must be in due proportion to the space occupied by a wheel of ordinary dimensions on a smooth level surface. This point of contact will be found to be longitudinally about 25 mm and every piece of stone put into a road which exceeds 25 mm in any of its dimensions is mischievous. This statement is according to Macadam.
• The distance, measured along the centre line of a road, over which a driver can see the opposite object on the road surface, is called
• A camber of 1 in 30 means that for a 30 m wide road, the crown of the road will be
• A road within a city or town in called an urban road.
• The top of the ground on which the foundation of road rests, is called
• For walls more than 6 m in height, thickness of retaining wall at the bottom is equal to 0.4 times the height plus
• The raising of outer edge of the road above the inner edge is known as
• Formation width on curves of motorable road carrying a total load above 400 tonnes per day is kept as
• In detailed survey of a hill road, the interval for plotting the contours at sharp curves is generally