Submission of Questions:

Potential offerors may submit questions via email. The deadline for receipt of questions is 24 April 2026.

Submission of Proposals:

Proposal due date: on 03 May 2026.

The above date may be modified at the sole discretion of CCA4CS-II. Any changes will be published through an amendment to this RFP. Proposals must remain valid for 60 days after the proposal’s due date.

Offerors must submit their proposals electronically via email provided in the contact details.

The subject line of the proposal submission email must be: “Submission to CCA4CSII-202603001 – Proposal for Ou Chraneang Reservoir – Email [#] of [#]”

Please note: Each email must not exceed 10MB. If the bid response exceeds 10MB, please compress the files (ZIP) or divide them into multiple emails.

Preparation of Offer:

• Proposers are responsible for informing themselves and preparing their proposals accordingly. In this regard, Proposers shall ensure that they:
• Examine all terms, requirements, and formal submission instructions (e.g., format and timing of submission, marking of envelopes, no price information in the technical proposal, etc.) included in the RFPS documents (including the Instructions to Proposers section);
• Review the RFPS to ensure they have a complete copy of all required documents;
• Fully inform themselves and comply with the requirements of any relevant authorities and applicable laws that apply, or may apply in the future, to the provision of civil work; and
• Acknowledge that failure to meet all requirements and instructions in the RFPS documents, or failure to provide all requested information, is at the Proposer’s own risk and may result in rejection of the proposal.

The completed proposal must be signed by a duly authorized representative of the organization/company and stamped (if applicable).

All annexes can be downloaded from the link.