An ideal vertical curve is a cubic spiral.

Related MCQs

• A cubic spiral is
• A circular curve may be a vertical curve.
• Clothoid is the ideal shape of a transition curve.
• The shape of a vertical curve is
• A vertical curve on a road provides change in gradient.
• A curve at the valley between two hills having a concave shape is called a valley curve.
• The prevailing conditions referred to under the possible capacity of a traffic lane are ideal if
• On horizontal and vertical curves, crossing sight distance must be provided to avoid any collision of two vehicles coming from opposite directions.
• A transition curve can not be a
• Which of the following is not a transition curve?