14 - Horizontal alignment I
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What is meant by design speed in highway engineering?
💡 Hint: Think about the speed limits set for different types of roads.
What is horizontal alignment?
💡 Hint: Consider how a road curves and turns in a flat landscape.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is design speed primarily influenced by?
💡 Hint: Think about how speed limits are determined.
True or False: Super-elevation is only necessary for roads with curves.
💡 Hint: Consider why straight roads do not need banking.
1 more question available
Challenge Problems
Push your limits with advanced challenges
A road has a curve with a radius of 100 m. What is the minimum super-elevation needed for a design speed of 20 m/sec? Assume g = 9.81 m/sec².
💡 Hint: Make sure to use the right units when calculating.
Evaluate what may happen if a highway is designed without accounting for terrain type. Discuss the potential safety hazards.
💡 Hint: Think about the consequences of poor design due to lack of consideration for environmental factors.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.