PPT: Classification of Roads | Transportation Engineering - Civil Engineering (CE) PDF Download

 Page 1


Classification and cross
section of Urban and Rural
Roads
Page 2


Classification and cross
section of Urban and Rural
Roads
Method of Classification
The roads are generally classified on the following
basis:
 Traffic Volume
 Load Transported or Tonnage
 Location and Function
Page 3


Classification and cross
section of Urban and Rural
Roads
Method of Classification
The roads are generally classified on the following
basis:
 Traffic Volume
 Load Transported or Tonnage
 Location and Function
Methods of Classification
The classification based on traffic volume or tonnage
have been arbitrarily fixed by different agencies and
there may not be a common agreement regarding the
limits for each of classification group. Based on the
traffic volume, the roads are classified as heavy,
mediumandlighttrafficroads.
Page 4


Classification and cross
section of Urban and Rural
Roads
Method of Classification
The roads are generally classified on the following
basis:
 Traffic Volume
 Load Transported or Tonnage
 Location and Function
Methods of Classification
The classification based on traffic volume or tonnage
have been arbitrarily fixed by different agencies and
there may not be a common agreement regarding the
limits for each of classification group. Based on the
traffic volume, the roads are classified as heavy,
mediumandlighttrafficroads.
Methods of Classification
These terms are relative and so the limits under each
class should be clearly defined and expressed as
vehiclesperdayetc.
Likewise the classification based on load or tonnage is
also relative and the roads may be classified as class-I,
II etc. or Class A, B etc. and the limits may be
expressedastonnesperday.
Page 5


Classification and cross
section of Urban and Rural
Roads
Method of Classification
The roads are generally classified on the following
basis:
 Traffic Volume
 Load Transported or Tonnage
 Location and Function
Methods of Classification
The classification based on traffic volume or tonnage
have been arbitrarily fixed by different agencies and
there may not be a common agreement regarding the
limits for each of classification group. Based on the
traffic volume, the roads are classified as heavy,
mediumandlighttrafficroads.
Methods of Classification
These terms are relative and so the limits under each
class should be clearly defined and expressed as
vehiclesperdayetc.
Likewise the classification based on load or tonnage is
also relative and the roads may be classified as class-I,
II etc. or Class A, B etc. and the limits may be
expressedastonnesperday.
Methods of Classification
The classification based on location and function
shouldthereforebeamoreacceptableclassificationfor
a country as they may be defined clearly. The Nagpur
Road Plan classified the roads in India based on
location & function into following five categories and
describedasfollows: