Advantages  and Disadvantages of post - distribution modal split 

Advantages of post- distribution modal split are :-

1. It is useful in situations where serious consideration is given to public transport planning. 
2. This is beneficial for long term decision making. 
3. The method considered private car and public transport usage on a zone to zone basis instead of a zonal basis as in pre - distribution models.

Disadvantages of post - distribution modal split are :- 

1.  This method is more complex if the number of zones are large.
2. The total person trip distribution is carried out before any modal choice is considered.