The Army Corps of Engineers is expanding its permafrost tunnel north of Fairbanks. The Corp’s Cold Regions Research and Engineering Lab has operated the tunnel, bored more than 350 feet into a hillside near Fox, since the 1960’s. Research civil engineer Kevin Bjella says the Corps. has begun digging a second longer tunnel.
Bjella says Tunnel 2 will be the venue for new projects involving permafrost detection and climate change. He says the Corps also has plans to accommodate new public education and outreach efforts.
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Dan Bross is a reporter at KUAC in Fairbanks.
