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Self check-in & kiosks

Where to place kiosks so the queue keeps moving

A self check-in kiosk in the wrong spot creates the queue it was meant to remove. Here is how to position them so people flow.

The CheckInHub team 6 min read

Photo by Ivan Lom on Unsplash

A self check-in kiosk does one thing brilliantly and one thing badly. It lets people check themselves in without staff, which is exactly what you want at a busy door. And it creates a fixed point that everyone has to reach, which is exactly what causes a queue if you put it in the wrong place. The hardware barely matters next to where you stand it. A good tablet in a bad position will still produce a tailback. A modest one in the right spot keeps people moving.

Placement is the part organisers think about least and regret most. So before you decide how many kiosks to buy, decide where they go and how people will reach them.

Read the room before you place anything

Walk the arrival route as an attendee would, from the pavement inward. Where do people come in. Where do they slow down naturally, and where do they bunch up. Is there a coat queue, a lift, a set of doors that only half open. Every existing pinch point is somewhere a kiosk must not go, because you will be stacking your queue on top of one that already exists.

The aim is to find the first calm, open stretch after the entrance where someone can stop, check in, and step aside without blocking the person behind them. That last part, stepping aside, is the bit people forget. A kiosk needs space in front of it for the person using it and space beside it for the person who has just finished to peel away. Without the second space, every check-in ends in a small collision.

A few placement habits that keep queues short:

  • Put kiosks far enough inside that the queue forms in the room, not on the street.
  • Leave a clear exit lane beside each kiosk so finished arrivals move on.
  • Keep the kiosks visible from the entrance, so people see where to go without being told.
  • Never place a kiosk where a door, a lift or a counter already creates congestion.

One queue or several

There are two ways to arrange multiple kiosks, and they behave very differently. You can have a separate queue for each kiosk, the way some shops do, or a single queue that feeds whichever kiosk is free, the way a bank or airport does. The single feeding queue is almost always better. It is fairer, because nobody gets stuck behind one slow person while another kiosk sits idle, and it is faster overall, because no kiosk is ever empty while people wait.

The cost is that you need a little more floor space and usually a length of barrier or rope to shape the line. For anything above a couple of kiosks, that cost is worth paying. The maths behind how many kiosks you actually need is its own question, and we work through it in the maths behind one kiosk versus three.

A kiosk is not a screen. It is a place in the room where people stop, and the room has to be designed around the stopping.

How many people each kiosk really serves

It helps to be concrete about throughput when you plan placement, because the number of kiosks and where they sit are the same decision. A single self check-in averaging around eight seconds per person sounds fast, but real arrivals are lumpy. People come in waves, fumble for their pass, and ask questions. Plan for the wave, not the average.

Arrivals in the first 30 minutesRough kiosks neededPlacement note
Up to 1001 to 2A single feeding queue is plenty
100 to 3002 to 4Spread them so the queue does not double back
300 plus4 or moreConsider a second cluster at a separate entrance

These are starting points, not rules. The real test is whether the queue at your busiest moment fits comfortably in the space you have. If it does not, you need either more kiosks or a second location, not a faster screen.

Staff the kiosks even when they are self-service

The word self-service makes people think a kiosk runs itself. It does not, not at the start. The first twenty minutes of any door are when people are least sure what to do, and a single friendly person standing near the kiosks, pointing and answering questions, is worth more than another machine. They unstick the confused, reassure the hesitant, and stop one puzzled arrival from holding up the ten people behind them.

You can usually reduce that staffing as the rush passes, but do not plan for zero. A kiosk that falls back gracefully when something goes wrong, such as the wifi dropping, also helps here, since the person nearby is not left improvising. We cover that resilience in kiosks that fall back gracefully when the wifi drops.

Putting it together on the day

When you arrive to set up, resist the urge to put the kiosks wherever the power sockets happen to be. Place them where the flow wants them, then run cable to reach. Stand at the entrance and watch the first real arrivals come through. If a queue starts forming somewhere you did not expect, move a kiosk. The setup is not finished until you have watched real people use it.

A well-placed kiosk disappears. People walk in, glance at it, check themselves in and move on, and the room never clogs. A badly placed one becomes the thing people remember about your event, for the wrong reasons. The difference is almost never the device. It is the few metres of floor you chose to put it on.

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