Fluor Corp.’s Advanced Technologies business. has been tapped to provide engineering, master planning and preconstruction services for a planned 480 MW data center campus in north-central Kentucky at an estimated cost of $3 billion to $4 billion. Irving, Texas-based Fluor has signed a limited notice to proceed with TeraWulf, Inc., a cryptocurrency and data infrastructure company that plans to rebuild the decommissioned Century Aluminum smelter in Hawesville, Kentucky, as a data center. The agreement allows work to begin while the companies finalize final engineering, procurement and construction paperwork, according to Fluor, which plans to lead the project from its North…