Waiting lines
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By/ Ahmed Magdy Ahmed Waiting lines
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Transcript of Waiting lines
By/
Ahmed Magdy Ahmed
Waiting lines
Objective :
1.Introduction2.The Waiting Line Systems3. Basic waiting line structures4.Waiting Line System Operating
Characteristics5.Applying waiting line system in airports6.Conclusion
IntroductionYour wait is a result
of The number of people
served before you
The number of servers working
The amount of time it takes to serve each individual customer
The Waiting Line Systems
ARRIVAL SYSTEM(How customers arrive)
QUEUE( The nature of the waiting line or lines of customers)
SERVICE FACILITY( How customers progress through the service facility )
Basic waiting line structures• Single-channel, Single-phase
• Multi-channel, Single-phase
• Multi-channel, Multi-phase
• Four Single-channel, Single-phase Systems
• One, Multi-channel, Single-Phase System
Waiting Line System Operating CharacteristicsWaiting Line System Operating Characteristics
The probability that no customers (or units) are in the system
The average number of customers in the lines
The probability that an arriving customer has to wait for service
The average number of customers in the linesThe average time a customer spends in the waiting line
The average time a customer spends in the system (waiting time plus time in the service facility)
Applying waiting line system in airports
There are two main ways of
organizing waiting lines:
Single queues Disney queues
How are the waiting lines organized at your airport?
chech-in Security Immigration0
10
20
30
40
50
60
100% Diseny queus
Mostly Diseny queues
mostly single queues
100% single queues
Who is responsible for measurement done ?
chech-in
security
Immigartion
Bag.delivery
0 10 20 30 40 50 60 70 80
Airport & ser-vice providers
Indep 3rd party company
service provider itself
Airport itself
How are the waiting time measurement done ?
chec
h-in
Secu
rity
Imm
igar
tion
Bag
deli.
..0
10
20
30
40
50
60
70
80
90
Manually
Automaticaly (Bluetooth)
Automatically ( other technol-ogy)
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