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The unit discusses the necessity of curves in transportation systems, specifically focusing on horizontal and vertical curves. It categorizes curves into various types and elucidates essential components and parameters for their layout. The chapter also touches upon the significance of super-elevation in enhancing road and railway safety and comfort.
Chapter 1012 sections
The unit discusses the necessity of curves in transportation systems, specifically focusing on horizontal and vertical curves. It categorizes curves into various types and elucidates essential components and parameters for their layout. The chapter also touches upon the significance of super-elevation in enhancing road and railway safety and comfort.
Curves are essential in transitioning between straight paths in roads and railways.
Different types of horizontal and vertical curves serve unique purposes and have varying characteristics.
Super-elevation is crucial for ensuring smooth vehicle movement on curved paths.
Curves that change the alignment or direction of a path in the horizontal plane.
Curves that change the slope of a path in the vertical plane.
The banking of a curve raised above the normal horizontal plane to counteract the centrifugal force on vehicles.
A circular curve connecting two straight paths with a constant radius.
A curve formed by two or more simple curves with different radii.
A curve consisting of two arcs bending in opposite directions.
A curve of varying radius used to provide a gradual change from a straight to a curved path.
Total Questions
2
Estimated Time
4 min
Passing Score
70%
1 more question available