6.2 Improvement of condition of buses to increase comfort
Apart from increase in frequency of buses the next important improvement that can be readily implemented by
the authorities is the comfort condition of buses. Comfort condition of buses can be improved either by
improving seating condition of buses or providing air conditioned buses. As a result of improvement in comfort
condition of buses, travel cost of buses is expected to increase. Thus two cases were assumed in which the change
in modal share of buses on the network was estimated with and without increase in fare of buses as mentioned
below:
Case A: Comfort increased with 20% increase in travel cost
Case B: Comfort increased with no increase in travel cost
While developing mode choice as explained earlier, comfort index of bus was assumed between 50 and 60. After
application of policy of improvement of condition of buses to increase comfort, comfort index was assumed to be
in the range of 70 and 80. However, the travel cost was increased to 20% under Case A and no change in Case b.
The new input was fed into the developed fuzzy logic based mode choice model to estimate the modal split. Fig.
6 shows modal split