Module 2: Transportation planning

Lecture 9 Modal split

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Problems

1. The total number of trips from zone $i$ to zone $j$ is 4200. Currently all trips are made by car. Government has two alternatives- to introduce a train or a bus. The travel characteristics and respective coefficients are given in table 1. Decide the best alternative in terms of trips carried.
   

   Table 1: Trip characteristics

   	$t_{ij}^v$	$t_{ij}^{walk}$	$t_{ij}^t$	$F_{ij}$	$\phi_{ij}$
   coefficient	0.05	0.04	0.07	0.2	0.2
   car	25	-	-	22	6
   bus	35	8	6	8	-
   train	17	14	5	6	-