Workers have finished filling with grout a partially collapsed tunnel holding radioactive waste at the Hanford nuclear reservation. The concrete-like grout was injected into the top of the tunnel with a pumper truck.
Workers have finished filling with grout a partially collapsed tunnel holding radioactive waste at the Hanford nuclear reservation. The concrete-like grout was injected into the top of the tunnel with a pumper truck. Department of Energy
Workers have finished filling with grout a partially collapsed tunnel holding radioactive waste at the Hanford nuclear reservation. The concrete-like grout was injected into the top of the tunnel with a pumper truck. Department of Energy