Façade repairs and cleaning works on the East, West, and North elevations of the General Assembly Building

Tender summary

The Work includes, but is not limited to: a) Replacement and repair of approximately thirty-six (36) stone panels (approx. 250 SF) b) Cleaning of approximately 8,000 SF of façade surfaces The contract duration for the provision of the services shall cover execution of the Work plus a one (1) year defect period. The anticipated schedule is as follows: a) Start: October 2026 b) Completion: December 2026 a) The scope of repairs shall address identified deficiencies including spalling, cracking, deterioration, and water-related damage to façade panels. b) Work shall include sealing and epoxy injection of cracks, removal and replacement of deteriorated or unsafe stone panels with materials matching the existing in size, thickness, and appearance, and professional cleaning of façade surfaces to remove staining and discoloration. c) Approximately thirty-six (36) stone panels are anticipated for replacement across multiple elevations based on inspection findings. d) The Contractor shall also perform all associated ancillary work, including protection of adjacent building elements, coordination with ongoing UN operations, waste removal, site safety measures, quality control procedures, and final demobilization. e) The Contractor shall ensure that all required emergency egress routes, exits, and access pathways remain fully unobstructed, functional, and protected at all times during the execution of the Work. Any work impacting egress shall be properly planned, secured, and coordinated in advance with the United Nations, and temporary protective measures shall be implemented to maintain safe and continuous access in accordance with applicable codes and safety regulations. f) All work shall comply with applicable New York City Building Code requirements, OSHA regulations, and United Nations safety and security protocols. g) The United Nations maintains the right to revise or amend service schedule and/ or frequency of service and/ or locations of services either by adding or reducing, in writing, based on requirement or on need- basis. h) The Contractor shall provide all notifications and required communications records i) The Contractor shall maintain a comprehensive plan for tracking and monitoring of the work, and a sound quality assurance plan. Façade Repairs: a) Repair spalling, cracking, and deterioration b) Perform crack injection using approved epoxy systems c) Replace defective stone panels to match existing materials d) Clean façade without damaging substrate e) Provide temporary stabilization and protection more information to follow.

What to check before bidding

• Issued by UN Secretariat.
• Located in United States.
• Source notice EOIUNPD24507 on UNGM.
• Notice published 19 Jun 2026; Tenqual indexed it 20 Jun 2026.
• Deadline listed as 10 Jul 2026.
• Source documents portal identified.
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