Road geometry defines the horizontal and vertical alignment of highways, including curves, grades, sight distances, and superelevation. Design follows standards for safety and vehicle dynamics.
Governing FormulaSSD = v*t + v^2/(2*g*f)
Knowledge Check
10 Questions
1.What is the primary purpose of road geometry?
2.Which practice improves reliability when analyzing road geometry?
3.What is a common engineering concern in road geometry?
4.Why are design standards used in road geometry?
5.What should be compared when validating a road geometry result?
6.What can happen when design parameters are poorly selected in road geometry?
7.Which engineering habit is important when documenting road geometry?
8.What does higher traffic flow capacity usually indicate in road geometry?
9.Why should physical engineering judgment still be applied to road geometry results?
10.Which factor can most directly affect the cost and schedule of road geometry?