• Site Survey and Documentation: The contractor shall perform a detailed condition assessment of the exterior stone, and the interior tile and grout prior to starting work. This includes documenting all pre-existing damage through photographs and a written report. • Replacement of Existing Tile: o Perform full replacement of floor tile using conservation-grade mortars and that match the color, texture, and profile of the original material. Substrate is to be fully leveled and prepared using appropriate cementitious materials to prevent settling and cracking. o All repairs must be consistent with historical preservation briefs best practices. • Grout Removal and Repointing: o Carefully remove all grout using hand tools. Do not use power tools. o Clean joints to remove dirt and debris. o Repoint joints with a custom-matched mortar, applied in layers if necessary, to replicate the original color, texture, and tooling. • Replicated Tile: o The contractor will match and replace with new replicated and color matched encaustic cement tile that is as close as possible in size, shape, color, and texture. o Provide samples of all replacement tile for approval by the Anaconda Deer Lodge County Historic Preservation Officer (CHPO) and State Historic Preservation Office (SHPO).
