The second Hanford PUREX plant tunnel storing highly radioactive waste has been stabilized to prevent a collapse. Work to fill the tunnel with concrete-like grout began in early October and was ...

Work to stabilise a 1688-foot (515-metre) long tunnel containing contaminated equipment from historic plutonium production activities at the US Department of Energy's Hanford site in Washington State ...

Hanford workers pump grout into a port on Tunnel 2. The tunnel is being sealed up so to lessen the risk of collapse that could endanger workers and the public. CREDIT ...

TORRINGTON – The Goshen Irrigation District and the Gering-Fort Laramie Irrigation District have decided on the best method for permanently fixing a tunnel that collapsed along the Fort Laramie Canal ...

SPOKANE, Wash. (AP) — No airborne radiation was detected after steam escaped Friday from a tunnel containing radioactive waste at a former nuclear weapons production site in Washington state, U.S.