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News Link • Science, Medicine and Technology

Inflatable Plugs For Tunnel Flood Protection

• arclein
Developed as part of the "Resilient Tunnel Project," the plugs are actually enormous balloon-like capsules, according to a department press release. When filled with air or 35,000 gallons of water, the plugs measure 32 feet by 16 feet. Unfilled, they take up little space and can be stashed throughout tunnels, waiting to be inflated remotely at a

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