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Geometric Design of Highways

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Preview this course
Self-paced Advanced

Geometric Design of Highways

3(115)
138 views
FREE
2019 min
Anytime
English
138 views
Engineering Academy
Engineering AcademyLearn Without Limits: Free Engineering Courses
Rail & TransportAutomotive
  • Lifetime access
  • Certificate of completion
  • Anytime Learning
  • Learn from Industry Expert
Volume pricing for groups of 5+

Why enroll

This course is essential for civil engineering students, transportation engineers, highway designers, and infrastructure professionals who are directly involved in road planning, design, and safety analysis. Highway geometry plays a critical role in accident prevention, traffic efficiency, and user comfort, making this knowledge fundamental for professional practice.

By enrolling in this course, learners will:

  • Develop strong conceptual and practical understanding of highway geometry

  • Learn to design safe, efficient, and economical roadways

  • Gain confidence in applying design standards and guidelines

  • Improve skills in road safety and geometric consistency evaluation

  • Enhance career opportunities in highway design, consultancy, and public works departments

  • Prepare for competitive exams and professional certifications

Your instructor

Engineering Academy

Engineering Academy

Engineer

Learn Without Limits: Free Engineering Courses

5+ yrs experience·India

252Courses
4Articles
114Seminars
258Learners
4Avg rating
15Followers

Is this course for you?

You should take this if

  • You work in Rail & Transport or Automotive
  • You're a Civil & Structural / Health, Safety & Environmental professional
  • You have 3+ years of hands-on experience in this field
  • You prefer self-paced learning you can revisit

You should skip if

  • You're new to this field with no prior experience
  • You need a different specialisation outside Civil & Structural
  • You need live interaction with an instructor

Course details

The Geometric Design of Highways course provides a comprehensive understanding of how roadway geometry influences traffic safety, operational efficiency, driver comfort, and overall transportation performance. The course integrates engineering principles, vehicle dynamics, traffic flow characteristics, human factors, and terrain constraints to design highways that function safely under varying traffic and environmental conditions.

The course begins with an in-depth study of highway classification, functional hierarchy, and design controls, including design speed, traffic volume, vehicle dimensions, and roadway environment. Learners analyze the relationship between driver perception–reaction time, stopping behavior, and roadway geometry. Detailed emphasis is placed on sight distance analysis, covering stopping sight distance, overtaking sight distance, and intersection sight distance under different operating conditions.

A major portion of the course focuses on horizontal and vertical alignment design, including the geometric elements of curves, super-elevation, transition curves, gradients, and vertical curves. The course explains design consistency and coordination of alignments to ensure smooth vehicle operation and reduced accident risk. Cross-sectional design elements such as lane width, shoulders, medians, camber, and roadside features are studied in relation to safety and drainage.

Advanced topics include intersection geometry, roundabouts, interchanges, access management, and grade-separated facilities. Urban and rural design considerations, hill road geometry, and safety evaluation methods are also discussed. Throughout the course, design standards interpretation, numerical design examples, and real-world case studies are used to strengthen practical understanding.

By the end of the course, learners are capable of preparing complete geometric designs for highway projects in compliance with accepted standards and safety principles.

SOURCE- YOUTUBE [NPTEL IIT Roorkee]

Course suitable for

Key topics covered

  1. Highway classification and functional hierarchy

  2. Design controls and design standards

  3. Vehicle characteristics and driver behavior

  4. Design speed and its influence on geometry

  5. Sight distance: stopping, overtaking, and decision sight distance

  6. Horizontal alignment and circular curves

  7. Transition curves and super-elevation

  8. Vertical alignment: gradients and vertical curves

  9. Coordination of horizontal and vertical alignment

  10. Cross-sectional elements: lanes, shoulders, medians, camber

  11. Roadside safety and clear zones

  12. Intersection design and channelization

  13. At-grade intersections and roundabouts

  14. Grade-separated intersections and interchanges

  15. Access control and driveway design

  16. Urban and rural highway geometric design

  17. Safety evaluation and geometric consistency

Course content

The course is readily available, allowing learners to start and complete it at their own pace.

62 lectures33 hr 39 min
  1. Lecture 01: Introduction & Design Controls - 1
    35 min
  2. Lecture 02: Design Controls - 2
    39 min
  3. Lecture 03: Design Controls - 3
    32 min
  4. Lecture 04: Design Controls - 4
    30 min
  5. Lecture 05: Design Controls and Space Requirements
    33 min
  6. Lecture 06: Space and Sight Distance Requirements - 1
    30 min
  7. Lecture 07: Sight Distance Requirements - 2
    32 min
  8. Lecture 08: Sight Distance Requirements - 3
    28 min
  9. Lecture 09 Sight: Distance Requirements - 4
    33 min
  10. Lecture 10: Sight Distance Requirements - 5
    38 min
  11. Lecture 11: Cross Section Elements - 1
    40 min
  12. Lecture 12: Cross-Section Elements- 2
    26 min
  13. Lecture 13: Cross-Section Elements - 3
    33 min
  14. Lecture 14: Cross-Section Elements - 4
    32 min
  15. Lecture 15: Cross-Section Elements - 5
    34 min
  16. Lecture 16: Cross-Section Elements - 6
    32 min
  17. Lecture 17: Cross-Section Elements - 7
    30 min
  18. Lecture 18: Cross-Section Elements - 8
    32 min
  19. Lecture 19: Cross-Section Elements- 9
    33 min
  20. Lecture 20: Crossing Facility & Road Furniture - 1
    32 min
  21. Lecture 21: Road Furniture - 2
    35 min
  22. Lecture 22: Road Furniture - 3
    32 min
  23. Lecture 23: Road Furniture - 4
    32 min
  24. Lecture 24: Road Furniture - 5
    28 min
  25. Lecture 25: Road Furniture - 6
    29 min
  26. Lecture 26: Road Furniture - 7
    33 min
  27. Lecture 27: Alignment Design - 01
    34 min
  28. Lecture 28: Alignment Design - 02
    33 min
  29. Lecture 29: Alignment Design - 03
    34 min
  30. Lecture 30: Alignment Design - 04
    28 min
  31. Lecture 31: Alignment Design - 5
    30 min
  32. Lecture 32: Alignment Design - 6
    30 min
  33. Lecture 33: Alignment Design - 7
    33 min
  34. Lecture 34: Alignment Design - 8
    34 min
  35. Lecture 35: Alignment Design - 9
    29 min
  36. Lecture 36: Alignment Design - 10
    31 min
  37. Lecture 37: Alignment Design - 11
    30 min
  38. Lecture 38: Alignment Design - 12
    29 min
  39. Lecture 39: Alignment Design - 13
    33 min
  40. Lecture 40: Alignment Design - 14
    31 min
  41. Lecture 41: Alignment Design - 15
    32 min
  42. Lecture 42: Alignment Design - 16
    27 min
  43. Lecture 43: Intersection Layouts - 1
    31 min
  44. Lecture 44: Intersection Layouts - 2
    32 min
  45. Lecture 45: Intersection Layouts - 3
    33 min
  46. Lecture 46: Intersection Layouts - 4
    32 min
  47. Lecture 47: Intersection Layouts - 5
    32 min
  48. Lecture 48: Intersection Layouts - 6
    30 min
  49. Lecture 49: Intersection Layouts - 7
    32 min
  50. Lecture 50: Intersection Layouts - 8
    34 min
  51. Lecture 51: Intersection Layouts - 9
    38 min
  52. Lecture 52: Intersection Layouts - 10
    27 min
  53. Lecture 53: Design of Facilities - 1
    33 min
  54. Lecture 54: Design of Facilities - 2
    32 min
  55. Lecture 55: Design of Facilities - 3
    36 min
  56. Lecture 56: Design of Facilities - 4
    35 min
  57. Lecture 57: Design of Facilities - 5
    42 min
  58. Lecture 58: Design of Facilities - 6
    35 min
  59. Lecture 59: Design of Facilities - 7
    35 min
  60. Lecture 60: Design of Facilities - 8
    37 min
  61. Lecture 61: Design of Facilities - 9
    38 min
  62. Lecture 62: Design of Facilities - 10
    34 min

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Questions and Answers

A: A. This drops the superelevation term and would force reliance on tire friction that shows up as early wet-weather skidding. B. This mixes km/h with the m/s form of the equation, quietly underestimating centrifugal demand. D. This assumes f = 0 and is what you'd get if someone defaulted to a conservative rail-style assumption. C. This comes from R = V² / [127(e+f)] with units handled correctly and both mechanisms carrying load.

A: A. Treating ratios as higher authority would lock in a 2% vs 1.5% drainage mismatch at the pavement edge. B. Assuming arrows always win ignores that arrows are often copied between typicals without revision control. C. They are not equivalent, and pretending they are masks a drainage and hydroplaning risk. D. The conflict means the as-built intent is unclear and needs resolution before asphalt goes down.

A: A. Assuming absolute containment ignores deflection limits and heavy vehicle override. B. Rollover control isn't the primary function and depends on slope and vehicle CG. D. Glare screens help visibility but don't address kinetic energy management. C. Barriers stop direct crossover but can still redirect vehicles back into traffic.

A: A. This only covers braking distance and ignores perception–reaction time. B. This assumes urban speeds and optimistic deceleration. D. This bakes in wet pavement and heavy vehicle assumptions without stating them. C. Reaction distance plus braking at ~0.35g lands you in this range.