Design Service for Sanitary Landfill and Access Road in Badulla District, Sri Lanka
UNOPS
Design Service for Sanitary Landfill and Access Road in Badulla District, Sri Lanka
Request for proposal
Reference:
RFP/2026/64531
Beneficiary countries or territories:
Sri Lanka
Registration level:
Basic
Published on:
23-Sep-2026
Deadline on:
16-Nov-2026 18:00 (GMT 0.00)
Expires within 5 days
Description
This RFP refers to procurement of Consultancy Services for Provision of Design Service for Sanitary Landfill and Access Road in Badulla District, Sri Lanka (2 lots).
The United Nations Office for Project Services’ (UNOPS) mission is to serve people in need by expanding the ability of the United Nations, governments and other partners to manage projects, infrastructure and procurement in a sustainable and efficient manner.
Within these three core areas of expertise, UNOPS provides its partners with advisory, implementation and transactional services, with projects ranging from building schools, hospitals, administrative offices etc to procuring goods and services and training local personnel. UNOPS works closely with governments and communities to ensure increased economic, social and environmental sustainability for the projects we support, with a focus on developing national capacity.
UNOPS, with funding support from KOICA, is seeking a qualified service provider to undertake detailed engineering studies, geological investigations, and comprehensive facility designs for new and modified composting plants, Material Recovery Facilities (MRFs), and associated infrastructure across the Badulla and Vavuniya districts, aiming to establish sustainable solid waste management and circular economy practices in the Uva and Northern Provinces of Sri Lanka.
The requirement is divided into two separate lots and proposals are being invited for individual contracts (lots) or for combination of contracts (lots). Offerors are allowed to submit one proposal, either for a single lot or for both lots. Proposal must cover 100% of the services specified for each offered lot.
IMPORTANT NOTE: Interested vendors must respond to this tender using the UNOPS eSourcing system, via the UNGM portal. In order to access the full UNOPS tender details, request clarifications on the tender, and submit a vendor response to a tender using the system, vendors need to be registered as a UNOPS vendor at the UNGM portal and be logged into UNGM. For guidance on how to register on UNGM and submit responses to UNOPS tenders in the UNOPS eSourcing system, please refer to the user guide and other resources available at: https://esourcing.unops.org/#/Help/Guides
The United Nations Office for Project Services’ (UNOPS) mission is to serve people in need by expanding the ability of the United Nations, governments and other partners to manage projects, infrastructure and procurement in a sustainable and efficient manner.
Within these three core areas of expertise, UNOPS provides its partners with advisory, implementation and transactional services, with projects ranging from building schools, hospitals, administrative offices etc to procuring goods and services and training local personnel. UNOPS works closely with governments and communities to ensure increased economic, social and environmental sustainability for the projects we support, with a focus on developing national capacity.
UNOPS, with funding support from KOICA, is seeking a qualified service provider to undertake detailed engineering studies, geological investigations, and comprehensive facility designs for new and modified composting plants, Material Recovery Facilities (MRFs), and associated infrastructure across the Badulla and Vavuniya districts, aiming to establish sustainable solid waste management and circular economy practices in the Uva and Northern Provinces of Sri Lanka.
The requirement is divided into two separate lots and proposals are being invited for individual contracts (lots) or for combination of contracts (lots). Offerors are allowed to submit one proposal, either for a single lot or for both lots. Proposal must cover 100% of the services specified for each offered lot.
IMPORTANT NOTE: Interested vendors must respond to this tender using the UNOPS eSourcing system, via the UNGM portal. In order to access the full UNOPS tender details, request clarifications on the tender, and submit a vendor response to a tender using the system, vendors need to be registered as a UNOPS vendor at the UNGM portal and be logged into UNGM. For guidance on how to register on UNGM and submit responses to UNOPS tenders in the UNOPS eSourcing system, please refer to the user guide and other resources available at: https://esourcing.unops.org/#/Help/Guides
This tender has been posted through the UNOPS eSourcing system. / Cet avis a été publié au moyen du système eSourcing de l'UNOPS. / Esta licitación ha sido publicada usando el sistema eSourcing de UNOPS. Vendor Guide / Guide pour Fournisseurs / Guíra para Proveedores: https://esourcing.unops.org/#/Help/Guides
First name:
N/A
Surname:
N/A
This procurement opportunity integrates considerations for at least one sustainability indicator. However, it does not meet the requirements to be considered sustainable.
Human rights and labour issues
Social
The tender contains sustainability considerations related to human rights, fundamental principles and rights at work, occupational health and safety, fairly traded goods, targeted employment of people with disabilities, etc.
| Link | Description | |
|---|---|---|
| https://esourcing.unops.org/#/Help/Guides | UNOPS eSourcing – Vendor guide and other system resources / Guide pour fournisseurs et autres ressources sur le système / Guía para proveedores y otros recursos sobre el sistema |
New amendment added #3: Dear All,The following amendments are hereby issued:1. Extension of Bid Submission DeadlineThe bid submission deadline has been further revised to 16 November 2026 at 18:00 UTC.2. Deadline for ClarificationsThe deadline for clarifications has been further revised to 12 November 2026 at 18:00 UTC.
Edited on:
03-Nov-2026 08:38
Edited by:
webservice@unops.org
New clarification added: Lot 2 / Question 1: Who is responsible for permissions, consents and environmental acceptance for alternative discharge routes?Reference: Lot 2 TOR—Scope of Work, Output 1: Examination of a Feasible Discharge Route for Treated Leachate. Please clarify whether UNOPS will facilitate access permissions, landowner consents and acceptance by the Central Environmental Authority, or whether these are the consultant’s responsibility. Please also confirm who will bear any associated fees.Lot 2 / Answer 1: Leachate Discharge Route Proposal: The consultant/bidder is responsible for identifying, examining, and proposing a suitable alternative discharge route for treated leachate, along with providing all supporting technical data, assessment reports, and documentation.Regulatory Approvals & Statutory Consents: Obtaining formal approval and environmental acceptance from the Central Environmental Authority (CEA), as well as access permissions and landowner consents, is not the consultant's/bidder's direct responsibility. These regulatory approvals and stakeholder consultations will be facilitated and handled by the Employer / Client / UNOPS.Lot 2 / Question 2: Will the Project Manager position be evaluated?Reference: Lot 2—Minimum Qualification Requirements, TOR and Returnable Schedule. The evaluation criteria do not specify marks for the Project Manager position, although it is included in the Returnable Schedule. Kindly confirm whether this position will be evaluated and, if so, specify the applicable criteria and marks.Lot 2 / Answer 2: Yes, the Project Manager position will be evaluated on a Pass/Fail basis. However, no specific marks have been allocated to this position in the evaluation matrix.Nevertheless, the service provider is responsible for allocating the necessary human resources to ensure the effective delivery of the specified scope of work, even if certain positions are not explicitly identified in the solicitation document.
Edited on:
02-Nov-2026 10:38
Edited by:
webservice@unops.org
New clarification added: Lot 1 / Question 1: Will the Project Manager position be evaluated?Reference: Lot 1—Minimum Qualification Requirements, TOR and Returnable Schedule.The evaluation criteria do not specify marks for the Project Manager position, although it is included in the Returnable Schedule. Kindly confirm whether this position will be evaluated and, if so, specify the applicable criteria and marks.Lot 1 / Answer 1: Yes, the Project Manager position will be evaluated on a Pass/Fail basis. However, no specific marks have been allocated to this position in the evaluation matrix.Nevertheless, the service provider is responsible for allocating the necessary human resources to ensure the effective delivery of the specified scope of work, even if certain positions are not explicitly identified in the solicitation document.Lot 1 / Question 2: What are the locations and investigation requirements for the 12 geological investigation points?Lot 1 / Answer 2: Please be advised that although eight investigation locations within the landfill area and four locations outside the landfill area have been indicated, the final locations and number of investigation points will be subject to prevailing site conditions. Bidders are not required to use the exact same investigation points. The service provider may determine the appropriate locations and increase the number of investigation points based on site-specific conditions and technical requirements. However, reducing the proposed number of investigation points is not advisable. Accordingly, bidders are required to propose appropriate investigation methodologies and identify the necessary data requirements, taking into consideration the site conditions and the overall objectives of the investigation.Lot 1 / Question 3: What are the locations and requirements for the hydrogeological investigations?Reference: Lot 1 TOR—Table 1, Engineering Study: Hydrogeological Investigation, specifying investigations upstream, downstream and at 10 other locations. Please provide the locations/coordinates of these investigation points. Please also confirm the investigation methods, depths, groundwater-testing parameters and monitoring frequency, including whether new boreholes, piezometers or pumping tests are required.Lot 1 / Answer 3: Please be advised that although upstream and downstream locations, together with ten additional locations (a total of twelve investigation locations), have been indicated, the final locations and number of investigation points will be subject to prevailing site conditions. Accordingly, bidders are required to propose appropriate investigation methodologies and identify the necessary data requirements, taking into consideration the site-specific conditions and the overall objectives of the investigation.Lot 1 / Question 4: What arrangements and costs should be included for the two training sessions?Reference: Lot 1 TOR—Scope of Work, requiring two training sessions on modelling and landfill design for technical staff in the Northern and Uva Provinces after design completion and approval. Please confirm the location, duration, delivery mode and expected participant numbers for each session. Please also clarify whether the consultant must bear the costs of the venue, equipment, training materials, refreshments, participant travel and accommodation.Lot 1 / Answer 4: The training programme will focus on landfill design and operations, with the primary participants being technical staff from local authorities, including engineers, technical officers, public health inspectors, and supervisors.The service provider shall be responsible for covering all costs associated with organizing and delivering the training programme, including venue arrangements, training materials, equipment, and refreshments. The training is expected to be conducted within the Badulla district. The service provider will not be required to cover participants' travel and accommodation expenses, as these will be the responsibility of the respective local authorities.Lot 1 / Question 5: What physical meetings and site visits are expected during the 16-week review period?Reference: Lot 1 TOR—Management and Reporting; Table 1, Design Review & Approvals; Table 5, Work Programme. Please confirm the expected number, locations and duration of physical review meetings and additional site visits, including which experts must attend. Please also clarify whether virtual attendance is acceptable, to enable accurate travel and accommodation costing.Lot 1 / Answer 5: The design review meetings are expected to be conducted virtually; therefore, physical attendance is not mandatory. However, the experts and technical staff involved in the design process must be available to participate in the review meetings and provide the necessary technical clarifications and responses throughout the design review process. Bidders should take these requirements into consideration when preparing and proposing their financial offers.Lot 1 / Question 6: What staffing and services are required for the 24/7 help desk?Reference: Lot 1 TOR—Management and Reporting, requiring a dedicated help desk accessible 24 hours a day, seven days a week, via telephone and email. Please clarify whether separately dedicated personnel are required or whether telephone and email support from the project team is acceptable. Please also confirm the scope of support, response times, and operating period for staffing and cost estimation.Lot 1 / Answer 6: The personnel involved in the design process shall be available to participate in virtual meetings and provide the necessary technical clarifications, as required. Virtual meetings and email correspondence shall be the primary modes of communication, while telephone conversations may be used as an optional means of communication.The scope of support and clarifications shall be limited to the documents submitted by the service provider and the solicitation document issued by UNOPS. The service provider shall ensure that all queries and requests for clarification are addressed within 48 hours of receipt. The service period shall commence on the date of contract signing and continue until the expiry of the contract. The service provider shall bear all costs associated with fulfilling these requirements throughout the contract period.
Edited on:
02-Nov-2026 10:36
Edited by:
webservice@unops.org
New clarification added: Question: "Returnable Schedules - 0.13 Proposal, No Proposal Confirmation", however, we are unable to find a placeholder under the tender for submission through portal. Please advise. Answer: Please note that submission of Returnable Schedules 0.13 and 0.14 is not mandatory. Bidders are not required to upload these schedules through the portal.
Edited on:
31-Oct-2026 13:18
Edited by:
webservice@unops.org
New amendment added #2: Dear All,The following amendments are hereby issued:1. Please note the following correction to the RFP description: Correction: The paragraph referring to "IT infrastructure and cable routing for thirty hospitals (MOH project)" was included by mistake and has been removed completely.2. Extension of Bid Submission DeadlineThe bid submission deadline has been revised to 04 November 2026 at 18:00 UTC.
Edited on:
30-Oct-2026 10:01
Edited by:
webservice@unops.org
New amendment added #1: Dear All,The following amendments are hereby issued:1. Extension of Bid Submission DeadlineThe bid submission deadline has been revised to 02 November 2026 at 11:30 UTC.2. Second Site Inspection – Badulla DistrictUpon request, UNOPS will arrange a second site inspection in the Badulla District on or before 26 October 2026.Offerors willing to participate in the site inspection are kindly requested to notify UNOPS by email no later than 26 October 2026, COB, using the following email addresses:prasannam@unops.orgSivakumaranS@unops.orgThe date and time of the site inspection will be communicated directly to the requesting offerors in due course.Please note that this will be the final site inspection that can be arranged for this procurement due to time constraints. No further site visits will be accommodated.Thank you.
Edited on:
15-Oct-2026 07:04
Edited by:
webservice@unops.org
New clarification added: Question: With reference to Section II – Qualification Criteria and the previous clarifications concerning participation by international and Sri Lankan firms in a Joint Venture, please confirm whether the minimum technical experience requirements for Lots 1 and 2 may be satisfied cumulatively by the JV partners.Answer: Please be advised that Lot 1 and Lot 2 are treated as two separate lots, and sector-specific experience is strictly required for each. The minimum technical experience requirements cannot be satisfied cumulatively.
Edited on:
08-Oct-2026 18:45
Edited by:
webservice@unops.org
New clarification added: Question: With reference to Section II – Qualification Criteria and the previous clarifications concerning participation by international and Sri Lankan firms in a Joint Venture, please confirm whether the minimum technical experience requirements for Lots 1 and 2 may be satisfied cumulatively by the JV partners.Answer: Please be advised that Lot 1 and Lot 2 are treated as two separate lots, and sector-specific experience is strictly required for each. The minimum technical experience requirements cannot be satisfied cumulatively.
Edited on:
08-Oct-2026 18:43
Edited by:
webservice@unops.org
New clarification added: Question: Could you confirm whether an international service provider with relevant design experience may participate in this Project in a JV with a Sri Lankan service provider with relevant design experience, even if the international service provider itself has no previous experience working with local partners in Sri Lanka? Could you confirm whether an international service provider with relevant design experience may participate in this Project in a JV with a Sri Lankan service provider with relevant design experience, even if the international service provider itself has no previous experience working with local partners in Sri Lanka? Could you confirm whether an international service provider with relevant design experience may participate in this Project in a JV with a Sri Lankan service provider with relevant design experience, even if the international service provider itself has no previous experience working with local partners in Sri Lanka?Answer: Yes. An international service provider with relevant construction design experience may participate in the Project in a joint venture (JV) with a Sri Lankan service provider that also has relevant construction design experience. The international service provider is not required to have previous experience working with local partners in Sri Lanka, provided that both parties meet the eligibility and experience requirements specified in the solicitation document.2026-10-06 05:27 UTC
Edited on:
06-Oct-2026 07:29
Edited by:
webservice@unops.org
New clarification added: Question: Could you confirm whether an international service provider with relevant design experience may participate in this Project in a JV with a Sri Lankan service provider with relevant design experience, even if the international service provider itself has no previous experience working with local partners in Sri Lanka? Could you confirm whether an international service provider with relevant design experience may participate in this Project in a JV with a Sri Lankan service provider with relevant design experience, even if the international service provider itself has no previous experience working with local partners in Sri Lanka? Could you confirm whether an international service provider with relevant design experience may participate in this Project in a JV with a Sri Lankan service provider with relevant design experience, even if the international service provider itself has no previous experience working with local partners in Sri Lanka?Answer: Yes. An international service provider with relevant construction design experience may participate in the Project in a joint venture (JV) with a Sri Lankan service provider that also has relevant construction design experience. The international service provider is not required to have previous experience working with local partners in Sri Lanka, provided that both parties meet the eligibility and experience requirements specified in the solicitation document.
Edited on:
06-Oct-2026 07:27
Edited by:
webservice@unops.org
New clarification added: Question:With reference to the requirement for “Experience working with local partners in Sri Lanka – minimum two (2) legal contracts” for Lots 1 and 2, please confirm whether, in the case of a Joint Venture between an international firm and a Sri Lankan firm, this requirement may be fulfilled by the Sri Lankan JV partner.In other words, can an international firm with no previous contracts in Sri Lanka participate if its Sri Lankan JV partner can demonstrate the required two legal contracts with local partners in Sri Lanka?Answer:The international service provider must have demonstrated experience in construction design. Similarly, the Sri Lankan service provider intending to enter into a Joint Venture (JV) must also have demonstrated experience in construction design.Both the international and Sri Lankan JV partners are required to meet this requirement. If either party does not have relevant construction design experience, the proposed JV will not be eligible.
Edited on:
02-Oct-2026 13:42
Edited by:
webservice@unops.org
New clarification added: Question: With reference to the requirement for “Experience working with local partners in Sri Lanka – minimum two (2) legal contracts” for Lots 1 and 2, please confirm whether, in the case of a Joint Venture between an international firm and a Sri Lankan firm, this requirement may be fulfilled by the Sri Lankan JV partner.In other words, can an international firm with no previous contracts in Sri Lanka participate if its Sri Lankan JV partner can demonstrate the required two legal contracts with local partners in Sri Lanka?Requested by: Salvatore Bellizzi (bellizzi@engco.it)Requested on: 2026-10-02Answer: The international service provider must have demonstrated experience in construction design. Similarly, the Sri Lankan service provider intending to enter into a Joint Venture (JV) must also have demonstrated experience in construction design.Both the international and Sri Lankan JV partners are required to meet this requirement. If either party does not have relevant construction design experience, the proposed JV will not be eligible.
Edited on:
02-Oct-2026 12:53
Edited by:
webservice@unops.org
New clarification added: Dear Sir/Madam，Question :Due to the National Day holiday in China from October 1 to 8, we would like to kindly request an extension of the bid closing date to November 19. Additionally, we would greatly appreciate it if the on-site inspection scheduled for October 6 could be postponed to October 20. We look forward to your approval.Answer ;Due to an urgent design requirement, we will not extend the tender deadline at this stage. Please kindly adhere to the timeline specified in the tender document.
Edited on:
02-Oct-2026 12:46
Edited by:
webservice@unops.org
New clarification added: Dear Team,Due to an urgent design requirement, we will not extend the tender deadline at this stage. Please kindly adhere to the timeline specified in the tender document.Thank you very much for your cooperation and understanding.With best regards,Sivakumaran
Edited on:
02-Oct-2026 12:43
Edited by:
webservice@unops.org
New clarification added: Dear Team,Due to an urgent design requirement, we will not extend the tender deadline at this stage. Please kindly adhere to the timeline specified in the tender document.Thank you very much for your cooperation and understanding.With best regards,Sivakumaran
Edited on:
02-Oct-2026 12:11
Edited by:
webservice@unops.org