Richland, WA - In direct support of Hanford cleanup and the American Reinvestment and Recovery Act (ARRA) accelerated cleanup initiatives, the U.S. Department of Energy (DOE) Richland Operations Office (RL) is teaming with the Site services contractor, Mission Support Alliance, LLC (MSA), CH2M HILL Plateau Remediation Company and Washington River Protection Services Company to implement a WiMAX-based communications infrastructure at Hanford to augment the existing fiber optic and Wi‑Fi-based systems.