Piping of Miroreni Water Project, Subukia Ward, Subukia Sub County - Nakuru County (CGN/WEECCNR/ONT/050/2026-2027)

What is being bought

Nakuru County Government invites tenders for the proposed piping of Miroreni water project in Subukia Ward, Subukia Sub County, under an open national tender for works. Open to all bidders (not reserved), per the invitation and tender data sheet.

Key facts

Closing

Tue 3 Nov 2026, 10:00 am
Tenders must be received on or before Tuesday 3 November 2026 at 10:00 AM East Africa time; no addenda extended this date. D2 p.1

Bid / tender security

Tender security of KSh 33,000 in form of bank guarantee or guarantee by insurance company licensed by IRA, or CBK-licensed financial institution; valid 30 days beyond original validity period of tender (ITT 19.3), and per MR12 valid for 180 days from tender opening. Conflicting D2 p.29

Tender fee

Tender documents may be downloaded free of charge from the County website, supplier portal or tenders.go.ke. D1 p.4

Site visit

Optional
Pre-arranged site visit: NOT APPLICABLE. Site visit is optional and at tenderer's own expense. D2 p.29

Pre-bid meeting

Optional
Pre-tender meeting: NOT APPLICABLE. D2 p.29

Reserved for

Open to all bidders; no reservation for youth, women, PWD or AGPO groups. D2 p.1

Contract value

Not stated in the documents we reviewed Not stated P

Tender opening

Tenders opened immediately after the deadline at County Government Headquarters, 1st Floor, chambers room, Moi Road, in presence of tenderers' representatives who attend. D2 p.7

Tender validity

Tender validity is 210 days from the date of opening; extension request may add 30 days. D2 p.29

Who can apply

• Tendering is open to all qualified and interested tenderers; the tender is open to all eligible bidders with no reservations or preference. D2 p.6
• Eligibility: a Kenyan tenderer must provide a valid tax compliance certificate or tax exemption certificate from KRA (ITT 4.14). Standard rule D2 p.11
• Foreign tenderers must source at least 40% of contract inputs from citizen suppliers and contractors; foreign tenderers not meeting this are automatically disqualified. Standard rule D2 p.11
• A debarred firm (listed by PPRA) is ineligible to tender or be awarded a contract. Standard rule D2 p.11
• Joint ventures are allowed with a maximum of 2 members (ITT 3.1). A JV must seek Competition Authority exemption as a condition of award, not of tender. D2 p.29

Application checklist

Tick items off as you prepare. Your ticks stay on this device only.

Required from every bidder

• Certificate of Incorporation/registration in Kenya from the Registrar of Companies, certified by a commissioner of oaths or advocate registered in Kenya. D2 p.36
• Registration with the National Construction Authority in Category 8 or above as a Water Works Contractor, with a valid NCA Practising License, certified by a commissioner of oaths or advocate. D2 p.36
• Valid copy of current KRA Certificate of Tax Compliance, valid at least on the closing date. D2 p.36
• Form of tender completed, signed and stamped in the format provided. D2 p.36
• Honest history of any claims, litigation, default notices and financial penalties, in the format provided, certified by a Commissioner of Oaths. D2 p.36
• Duly filled, signed and stamped confidential business questionnaire. D2 p.36
• Copy of CR12 for the directors of the company (or National ID for sole proprietorship) valid for the last 12 months, certified by a commissioner of oaths or advocate. D2 p.36
• Current valid business permit (year 2026). D2 p.36
• Written power of attorney authorising the signatory of the bid, witnessed by a Commissioner of Oaths. D2 p.36
• Duly filled and priced bill of quantities, with no arithmetic errors. D2 p.36
• Tender documents submitted in both soft copy (through IFMIS supplier portal) and hard copies in the manner described in the Invitation Notice. D2 p.36
• Tender security of KSh 33,000 in form of bank guarantee, insurance company guarantee, or guarantee from a CBK-licensed financial institution, valid for 180 days from tender opening. D2 p.36
• Duplicate of valid KRA Certificate of Tax Compliance, valid at least on the closing date (listed again as MR13). D2 p.36
• All pages of the tender documents paginated, initialled and stamped on every page, serialized 1, 2, 3... from first to last page. D2 p.36
• Technical evaluation: bidders must score at least 75% in the technical criteria (TR1-TR5, total 100) to proceed to financial evaluation. D2 p.41

Experience, licences and financial capacity

Technical

• Drilling rig, pump testing equipment, dewatering equipment, 10-tonne lorry and pick-up must be shown as available for the project (TR4), with ownership or lease evidence; lease agreements must include telephone and email. D2 p.40
• General experience (TR1): 5+ years in business carrying out similar works scores 10; specific experience of KSh 3 million and above in annual volume of works over the past 4 years is scored, with evidence (LPO/LSO, award letters, contracts, completion certificates). D2 p.39
• Proposed project personnel (TR3): qualified technical staff, head office graduate with bachelor degree in civil/structural/water/hydrogeology engineering, and site agent with diploma in a related field. D2 p.40
• Work methodology (TR5): submit proposed work sequence/programme within the set contract period (10 points) and a safety methodology during construction (5 points). D2 p.40

Financial

• Financial capacity (TR2): certified bank statements for 2025 and 2024 (5 marks each year) and certified audited accounts for 2025 and 2024 signed by a certified practising accountant/auditor (5 marks each year), total 25 marks. D2 p.40
• Financial capability minimum amount, average annual turnover and similar contract amounts are left blank in the tender document template; the specific amounts are not stated. Not stated D2 p.43

How and where to submit

• Hard copies in plain sealed envelopes clearly marked with tender number and description, deposited in the Tender Box at Ground Floor Entrance, County Government Headquarters, Moi Road, addressed to The County Secretary, P.O Box 2780-20100, Nakuru. D2 p.29
• Electronic submission is permitted (tender data sheet says electronic tenders will be permitted), but MR11 requires soft copy via IFMIS supplier portal and hard copies. Conflicting D2 p.36
• Number of copies: original of the tender plus 1 (one) copy. D2 p.29
• Power of attorney must be provided as proof of authority to sign on behalf of the tenderer. D2 p.29
• Pages must be serialized from cover page to last page including attachments, numbered 1, 2, 3... (ITT 7). Standard rule D2 p.7
• Challenges or support on bid submission should go to supplychain@nakuru.go.ke at least 3 days before closing. D2 p.29

Lots and categories

• No lots stated; single contract. Not stated D2 p.33

What the addenda changed

• No addenda reviewed. Not stated P

Not covered in the documents we reviewed

• Minimum average annual construction turnover, financial capability amount and number of similar contracts required (blanks in template at D2 p.42-43).
• Preliminary evaluation template from Section III, Part A detail beyond MR1-MR14 if any.
• Full bill of quantities, drawings and technical specifications (Parts 2 - Sections V-VII) not provided.
• Conditions of Contract and Contract Forms (Parts 3) not provided.
• Any addenda (none provided).
• Tender Form and Performance Security requirements (ITT 48 and GCC) not reviewed.
• Contract value / engineer's estimate not stated in reviewed pages.
• Complaint procedure details beyond ITT 50 summary.
• Details of the Subukia site location and scope of piping works.

Terms explained

TDS

Tender Data Sheet: the tender-specific section that sets out particular values (e.g. security amount, validity, submission address) and overrides general instructions.

Tender security

A guarantee (bank, insurance or approved financial institution) or declaration submitted with the bid to protect the procuring entity if the bidder withdraws or fails to sign.

MR

Mandatory Requirement: a preliminary pass/fail item; failing any one makes the bid non-responsive.

Responsive / non-responsive

A bid that meets all mandatory terms is responsive and evaluated; a bid that does not is rejected without further evaluation.

AGPO

Access to Government Procurement Opportunities: a reservation scheme for youth, women and persons with disabilities. This tender is not reserved.

NCA

National Construction Authority: registration required for construction contractors; Category 8 Water Works is required here.

Power of attorney

Written authority allowing a named person to sign and bind the bidder.

Commissioner of Oaths

A certifying authority (advocate or commissioner) that certifies copies of documents as true.

JV

Joint Venture: two or more firms bidding together; maximum 2 members here.

Lowest Evaluated Tender

The tender that meets qualification criteria, is responsive and has the lowest price.