Most Read: Opinions

direct signup

Today’s Opinions poll

Would you use an app that tells you the partisan affiliation of products you're considering buying?

Submit
Next
Review your answers and share

Join a Discussion

Weekly schedule, past shows

All Opinions Are Local
Posted at 02:21 PM ET, 04/09/2013

How long is the security line at Dulles?


Dulles Airport built two huge security checkpoints in 2009, but somehow it still can take a very long time to get through security, especially at busy times when a lot of international flights are soon to leave. How long does it really take? Now we have some data.

In August, Dulles installed new systems that estimate the wait time at each checkpoint. Cameras connect to computers which try to judge the wait based on the size of the line and the rate of people clearing the checkpoint. You can view the wait times on the Web or a smartphone, and screens at the airport show the estimated times so travelers can pick the shorter line.

I set up a system to automatically capture the wait times every five minutes, beginning Sept. 23. It’s been running for a little over six months now, which gives us a good set of data to analyze.

The west checkpoint is the one on the right when you’re facing the terminal. It’s closer to Daily Garage 2, and also the exit from customs, and is near the first stop on the shuttle buses. Here are the wait times across the average weekday:

[Continue reading David Alpert’s post at Greater Greater Washington.]

David Alpert is founder and editor of Greater Greater Washington. The Local Blog Network is a group of bloggers from around the D.C. region who have agreed to make regular contributions to All Opinions Are Local.

By  |  02:21 PM ET, 04/09/2013

 
Read what others are saying
     

    © 2011 The Washington Post Company