NEC Rail Waterproofing Membrane Repair

The U.S. Department of State is seeking a qualified contractor to repair and waterproof a rail tunnel membrane at the embassy compound in Brussels. The work is a firm‑fixed‑price purchase order evaluated on a lowest‑price‑technically‑acceptable basis. Contractors must be registered in SAM, submit a detailed technical and price proposal, and comply with local Belgian construction standards. The contract will be awarded to the lowest responsible bidder and must be completed within a short performance window. • Scope includes removal of existing asphalt, sub‑grade excavation (~1.5 m depth), installation of a premium waterproofing membrane, replacement of drainage pipes, and placement of new crushed‑stone base and dual‑layer asphalt pavement. • All work must be coordinated with Infrabel (rail operator) and comply with quiet‑hour regulations in the Etterbeek municipality. • The contractor must provide all labor, materials, equipment, insurance, and supervision, and must begin work within 31 days of the Notice to Proceed and finish within 60 days.