What data are required in order to use (a) the gravity model and (b) the Fratar model?
What will be an ideal response?
The data needed for the gravity model include:
? Total number of trips produced in each zone
? Number of trips attracted to each zone
? Travel time between each zone (to determine friction factor F)
? Socioeconomic adjustment factor for interchanges.
The data required to use the Fratar model include:
? Present trip generation in each zone
? Growth factors of each zone
? Present number of trips between zones.
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