Text_Template
Module 3: Geometric design of highways
Lecture 11 Introduction to geometric design
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
Highway alignment
Once the necessity of the highway is assessed, the next process is deciding the alignment. The highway alignment can be either horizontal or vertical and they are described in detail in the following sections.