This opportunity involves the complete removal and replacement of defective grout joints in stone flooring and paving at the U.S. Embassy compound. The work includes joint preparation, resetting loose pavers, installing expansion joints, and sealing limestone surfaces to restore safety and structural integrity. Performance of services will take place at the U.S. Embassy compound. The project must comply with U.S. Department of State standards, International Building Code, and local Paraguayan regulations. No specific budget or non-bid timelines are mentioned in the description.