In the following, we will describe the process “as is” and the process “to be”. The present security check
process of the Bologna Airport is quite similar to the process of the majority of the International airports (see
Figure 1(a) for a depiction). The passenger waits in a first queue managed by a Tendiflex system. Then a member
of the security staff checks the boarding pass, eventually gather some information by a barcode reader and
dispatches the passengers to one of the security gates. Each security gate has a buffer queue, usually sized from 3
to 6 passengers). Eventually some special lasses of passengers can be directly sent to the security gates skipping
the Tendiflex (in the case of the Bologna airport priority passengers and families). When the low cost passengers
do not have a dedicated terminal, the check of hand baggage allowance is done by the airline crew at the check-in
and at the departure gate (this extra check has been introduced with the increasing number of web check-in).
Thus, it happens that the hand baggage of a passenger is rejected at the departure gate and the passenger must exit
from the departure area, go back to the extra-pay desk and pass the security check a second time.