Mezbau Renovation Solicitation

The US Embassy Monrovia, under the Department of State, is soliciting bids for a comprehensive renovation of a residence in Monrovia, Montserrado County, Liberia, to restore functionality to modern standards and enhance aesthetic appeal. The scope requires full conversion of all electrical systems from 120/208-volt, 60 Hz to 230/400-volt, 50 Hz power, along with masonry and carpentry repairs, including sealing and finishing wall chases and openings created during electrical work. Plumbing upgrades demand removal and replacement of all old plumbing, ceramics, and accessories using CPVC or PEX for water supply, uPVC or HDPE for drainage, and brass or stainless-steel fixtures, with all pipe penetrations sealed to be air- and watertight and access panels provided for concealed equipment. Full interior and exterior painting is required, including the façade, applying double coats of polyurethane or enamel paint in colors designated by the U.S. Government. All work must comply with International Building Codes (IBC 2021), ASCE 7 for seismic restraints, and other applicable international standards, with all materials new and workmanship of high quality to withstand government inspection. Offerors are required to visit the site to verify existing conditions before submitting proposals. The solicitation is a firm fixed-price contract with a NAICS code of 23, posted on June 17, 2026, with proposals due by June 24, 2026, at 4:00 PM, submitted electronically as a three-volume package in English, following specified formats for SF-1442, milestone pricing, technical performance schedules as bar charts, business management documentation, and trade bills without pricing. Proposals must include proof of SAM registration, a Unique Entity Identifier, and a CAGE code, with entity-level representations and certifications current in SAM. Contractors must provide performance and payment bonds totaling 50% of the contract price within ten days of award, with the performance bond reducing to 10% after final acceptance and remaining active for one year. Insurance requirements mandate general liability coverage naming the U.S. Department of State as an additional insured, plus all legally required policies. The contractor must begin work within 15 days of notice to proceed and complete all work within 120 calendar days, with a preconstruction conference held ten days after award. Payment is limited to monthly requests for labor and