Johnson Bros. Corp. says Charlotte caused delays and provided inadequate plans, while the city counters that it's owed millions from the Texas-based contractor it says failed to complete punch list items and performed "poor work."
U.S. Energy Dept selected team, also including Fluor and Cavendish Nuclear, to manage decontamination and decommissioning work at the shuttered Portsmouth Gaseous Diffusion Plant in Piketon, Ohio.