HGD pdf notes – Unit 4 – Civil Branch

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HGD PDF Notes Unit 4

Topics Covered - HGD Pdf notes of unit 4 are listed below:

Highway Geometric Design Notes (HGD) - Unit 4

  • Definition, Checking the stability of vehicle, while moving on horizontal curve,
  • Super elevation
  • Ruling minimum and maximum radius,
  • Assumptions problems – method of providing super elevation for different curves
  • Extra widening of pavement on curves – objectives
  • Mechanical widening – psychological widening
  • Transition Curve – objectives – Ideal requirements
  • Types of transition curve
  • Method of evaluating length of transition curve
  • Setting the transition curve in the field
  • Set back distance on horizontal curve and problems on above


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