In order to have sound model, it is necessary to collect at least 20 years of annual
data or 7 years of quarterly data (Frankel, 1987).
b) Yard Handling Equipment: The type of yard handling equipment is another
critical area of terminal design because various options have implications of differentyard layouts and paving types and has different stacking heights and aisle spacing.
Thus, to handle the same cargo, a variety of land areas could be necessary.