Snow drill held at Dulles International Airport to prepare for potential winter storm

Snow plows deployed for snow drill at Dulles International Airport, Wednesday, Nov. 15, 2017. (ABC7 photo)

A snow drill was held at Dulles International Airport Wednesday in preparation for the potential of a winter storm.

Two crews work around the clock to keep the airport operating in case of a snow emergency.

Roughly 50 pieces of equipment plows, sweepers, and blowers are used in these situations.

ABC7's Sam Sweeney has more on this story in the above video.

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