Engineers Test Balloon to Keep Tunnels from Flooding

The three-minute procedure was the latest test of a device that may someday help guard real tunnels during disasters like Hurricane Sandy, whose wind-driven surge of water overwhelmed New York City’s subway system, shutting it down for days.
November 20, 2012
 

The three-minute procedure was the latest test of a device that may someday help guard real tunnels during disasters like Hurricane Sandy, whose wind-driven surge of water overwhelmed New York City’s subway system, shutting it down for days.

Join the Discussion

After you comment, click Post. You can enter an anonymous Display Name or connect to a social profile.

More from Public Safety & Justice