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

Major district roads

• Important roads with in a district serving areas of production and markets , connecting those with each other or with the major highways.
• India has a total of 4,70,000 kms of MDR.

Other district roads

• Roads serving rural areas of production and providing them with outlet to market centers or other important roads like MDR or SH.

Village roads

• They are roads connecting villages or group of villages with each other or to the nearest road of a higher category like ODR or MDR.
• India has 26,50,000 kms of ODR+VR out of the total 33,15,231 kms of all type of roads.