Workers dug up contaminated soil 85 feet deep near Hanford’s former C Reactor to remove chromium contamination. The dig sites were so deep that mining engineers helped plan the tiered sides of the holes with safety benches about every 20 feet and roads to the bottom.
Workers dug up contaminated soil 85 feet deep near Hanford’s former C Reactor to remove chromium contamination. The dig sites were so deep that mining engineers helped plan the tiered sides of the holes with safety benches about every 20 feet and roads to the bottom. Courtesy DOE
Workers dug up contaminated soil 85 feet deep near Hanford’s former C Reactor to remove chromium contamination. The dig sites were so deep that mining engineers helped plan the tiered sides of the holes with safety benches about every 20 feet and roads to the bottom. Courtesy DOE