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 ...

Cement trucks deliver grout to a pumper truck to pour into the top of a partially collapsed waste storage tunnel at the Hanford nuclear reservation last fall. The work was done under emergency ...

Washington State's Department of Ecology has launched a 45-day public comment period on whether to allow the US Department of Energy to fill a radioactive waste-containing tunnel at the Hanford site ...

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 ...

KINGSTON, N.Y. >> The city has notified the insurance company and contractor involved in the repair of the Washington Avenue sewer tunnel that it has a claim regarding grout that has been blocking the ...

The shoring of a waste storage tunnel at the Dept. of Energy’s Hanford Nuclear Waste Site in southeast Washington proved successful and wraps the response to a May 2017 partial collapse of an ...

KINGSTON, N.Y. >> The amount of grout fully blocking the Washington Avenue sewer tunnel seems to be limited to a length of 10 to 20 feet, according to the city engineer. Ralph Swenson said, though, ...

More than 500 workers in the center of the Hanford nuclear reservation were ordered to take cover indoors Friday morning after steam was spotted rising from a radioactive waste storage tunnel. The ...