UNDP-PSU-01676,2 - TCRP Detailed Design and Construction Implementation Advisory - UNDP - TONGA

Tender summary

This specific tender is managed via the new supplier portal system of UNDP Quantum. If you are interested in submitting a bid for this tender, you must subscribe following the instructions in the user guide . If you have not registered a profile with this system, you can do so by following the link for Supplier Registration . If you already have a supplier profile, please access the negotiation using quicklink or please login to the Supplier Portal , then search for the negotiation using the reference number UNDP-PSU-01676,2 , following the instructions in the user guide . Introduction RFP: Coastal Engineering Design & Construction Advisory – Tonga UNDP is seeking experienced Engineering Design Companies to provide Detailed Design and Construction Implementation Advisory Services for the Tonga Coastal Resilience Project (TCRP). The assignment addresses urgent coastal inundation risks in critical areas of northeastern Hahake, Tongatapu, through the design and implementation of immediate coastal protection measures. The scope combines detailed engineering design with practical construction-phase advisory support, offering consultants the opportunity to contribute directly to a high‑impact climate resilience project, apply engineering judgement during implementation, and expand the valuable Pacific Island project experience design work. The opportunity is open to firms with demonstrated experience in coastal resilience and coastal protection infrastructure design, as well as construction implementation advisory services. Interested firms should create a draft response in the UNDP Quantum portal to receive notifications of any amendments. Final submissions must be made through: �� http://supplier.quantum.partneragencies.org All clarification requests should be submitted via the portal’s messaging function. Amendment Line Update: Form E: Format of Technical Proposal Documents : Negotiation Document(s) (Before Accessing other negotiations Document(s), please click on this link ) Application Deadline: 31-Mar-26

What to check before bidding

• Issued by United Nations Development Programme.
• Located in TONGA.
• Source notice https://procurement-notices.undp.org/view_negotiation.cfm?nego_id=43217 on UNDP.
• Notice published 31 Mar 2026; Tenqual indexed it 27 Feb 2026.
• Deadline listed as 31 Mar 2026.
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