On Apr 20, 9:58*am, Bertie the Bunyip wrote:

Average pax weights have been revised upwards in recent years to
reflect the fact that High Fructose Corn Syrup has become the new
Tobaco in this country. Add to this the fact that most airlines will
plan a balanced field on max alowable and not actual,

??
You mean they schedule on that or do actual performance on the day that
way?

Bertie
BTB, All this stuff is figured within two hours of departure, after
the fuel load is determined. As far as I know bookings are only
restricted where there is a regular pattern of denied boardings.
FBaum