Cliffs Natural Resources – North Shore Mine – Silver Bay, MN

Section 6 Ball & Regrind Mill Relocation

Project consisted of three separate scopes of work including moving the existing 12A ball mill to the 6B ball mill location in the Concentrator. Removal of existing regrind mill located in the West Pellet Plant, reconditioning of mill, moving to the maintenance area in the Concentrator and re installation. Removal and installation of Section 6 regrind mill liners.