A giant inflatable plug that can be filled with 35,000 gallons of water at a moment’s notice could have prevented some of the flooding that crippled New York City’s transit in the wake of Sandy, ...

The Super Subway Plug is here. Transit workers on Wednesday inflated a 30-foot-long, 14-foot-diameter plug in an unused subway tunnel for evaluation as a possible defense against flooding such as the ...

The Resilient Tunnel Plug is demonstrated to show it can quickly fill a subway or tunnel and prevent or limit flooding and damages. To take part in the Machine Design infrastructure survey, click here ...

After Hurricane Sandy decimated the subway system last year, officials pledged to install new devices to help halt the rising tides—including flood gates and, more ...

The MTA is testing a new inflatable plug intended to seal off subway tunnels during major disasters, several months after the system was crippled by historic flooding during Sandy. On Thursday, ...