NCWSC/14/2026 - Drilling and equipping of 1 borehole with 50 cm elevated steel tank on 18m tower at Jamhuri Primary School (Impala Club)

What is being bought

Proposed drilling and equipping of one borehole with a 50 cm elevated pressed panel steel tank on an 18 m steel tower at Jamhuri Primary School (Impala Club), Nairobi, for Nairobi City Water & Sewerage Company Ltd. This is an open national tender for works under a standardized tender document.

Key facts

Closing

Fri 30 Oct 2026, 12:00 pm
Tenders must be delivered by the closing date and time; late tenders are rejected. D1 p.30

Bid / tender security

Tender security of KES 100,000 in the form of an unconditional bank guarantee from a bank regulated by CBK or an insurer approved by IRA and enlisted by PPRA; valid for 240 days. D1 p.30

Tender fee

Tender documents may be obtained electronically free of charge from the website; no purchase fee is stated in the reviewed pages. D1 p.3

Site visit

Mandatory
Mandatory pre-arranged site visit at Procurement office, NCWSC Kampala Road HQ. D1 p.30

Pre-bid meeting

Not stated in the documents we reviewed Not stated D1 p.30

Reserved for

Not reserved; the TDS states reservations N/A and the tender is open to all. D1 p.30

Contract value

Not stated in the documents we reviewed Not stated D1

Tender opening

Public opening immediately after the deadline at the Administration Block first floor tender box, Kampala Road, in the presence of tenderers' representatives who attend. D1 p.31

Tender validity

Tenders remain valid for 210 days from the tender submission deadline. D1 p.30

Who can apply

• Tendering is open to all qualified and interested tenderers. No joint ventures are allowed. Tenderers must be eligible under ITT 3 (legal, financially autonomous, operating under commercial law) and must be tax compliant. D1 p.3
• No joint venture is allowed for this tender. D1 p.30
• A Kenyan tenderer must provide a valid tax compliance certificate or tax exemption certificate issued by KRA. Standard rule D1 p.11
• Registration with the National Construction Authority is not a condition for tender but must be obtained before contract award and signature. Standard rule D1 p.10

Application checklist

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

Required from every bidder

• Two copies of the bid, marked ORIGINAL BID and COPY BID. The TDS states one additional copy. Conflicting D1 p.33
• Written confirmation on letterhead that the bidder is not debarred and is eligible to participate in procurement. D1 p.33
• Statement on letterhead declaring no involvement in corruption if selected. D1 p.33
• Data subject consent form duly filled. D1 p.34
• Valid bid security (see bid_security item). D1 p.34
• Copy of current valid Tax Compliance Certificate. D1 p.34
• Copies of identification cards or passports of company directors. D1 p.34
• Bill of Quantities fully completed on the provided BOQ, with any financial alterations countersigned. D1 p.34
• Confidential Business Questionnaire duly filled. D1 p.34
• Valid certificate of incorporation or registration; for companies a CR12 dated within the last 3 months; for business names the owner ID. D1 p.34
• Current valid compliance certificate from the Social Health Authority and from NSSF. D1 p.34
• Evidence of financial resources (lines of credit or letter of credit, or cash in account) of at least Ksh 10 million from a bank, account statement certified as true copy by a commissioner of oaths. D1 p.34
• Audited accounts for the last two financial years, showing the auditor's ICPAK practising licence number. D1 p.34
• Written Power of Attorney, duly signed and stamped. D1 p.34
• Site visit certificate duly filled (see site_visit item). D1 p.33
• Every page stamped with official rubber stamp; all pages serialized numerically including attachments. D1 p.34
• Authority to seek references from bankers and references; declaration of any past or current litigation with the procuring entity. D1 p.34
• Form of Tender completed, signed and stamped, on the bidder's letterhead. D1 p.34
• Copy of current valid County Business Permit to engage as a contractor; copy of drawings issued by NCWSC. D1 p.34
• Technical: NCA Grade 5 for Water or above registration with practising licence; Ministry of Water registration class B or above; ERC Electrical Certificate class B or A; experience of at least five civil works projects (three in water and sewer) in last five years with letters of award and completion certificates; equipment schedule; CVs and certificates for Site Manager and Land Surveyor; affirmation letter of availability; completion letter; draft bar chart programme. D1 p.35

Experience, licences and financial capacity

Technical

• Experience of at least five civil works projects, three in water and sewer works, within last five years, with letters of award and completion certificates. D1 p.33
• Site Manager: minimum Higher Diploma in Building & Construction or Civil Engineering (or equivalent) and five years' experience. Land Surveyor: minimum Diploma in Survey (or equivalent) and five years' experience. D1 p.35
• Evidence of construction equipment owned or to be leased, e.g. drilling rig, excavator, concrete mixer, compressor, tipper, pick-up, compactor, vibrator, water pump, level machine. D1 p.35
• Bidders must declare previous engagements with the Company; any documented non-performance leads to disqualification. D1 p.35

Financial

• Evidence of financial resources of at least Ksh 10 million (preliminary) and minimum average annual construction turnover of Kenya Shillings 50 million, with liquid assets sufficient for cash flow of Kenya Shillings 50 million, and at least five similar contracts of minimum KES 50 million each in the last five years for the lowest evaluated bidder. D1 p.36

How and where to submit

• Deliver the tender in a single sealed envelope to Managing Director, NCWSC, Kampala Road, off Enterprise Road, P O Box 30656-00100, Nairobi. Envelope marked ORIGINAL and a separate envelope marked COPIES, each bearing tender name and reference. Electronic tenders not permitted. D1 p.3
• The original must be marked ORIGINAL and be signed by an authorised person; the TDS requires one copy in addition to the original. D1 p.30
• All tender pages must be chronologically serialized. D1 p.3

Lots and categories

• Single contract; no multiple lots. D1 p.35

What the addenda changed

• No addenda were provided for review. Not stated P

Not covered in the documents we reviewed

• Full Section IV tender forms, Section V BOQ, Section VI specifications and Section VII drawings.
• Contract value / engineer's estimate.
• Addenda, if any, issued after the original documents.
• Performance security amount and form (ITT 48.1 refers to the TDS and GCC).
• Tender opening exact procedure beyond what is stated.
• Pages 1-32 of 225 reviewed only; remaining Special Conditions and GCC clauses not reviewed.
• Procurement complaint details beyond summary.

Terms explained

TDS

Tender Data Sheet: the tender-specific values that supplement the Instructions to Tenderers.

Tender security

Guarantee or cash deposit submitted with the bid to ensure the tenderer does not withdraw or fail to sign.

AGPO

Affirmative action groups (youth, women, persons with disability) that may have reserved tenders; not applicable here.

Responsive

A bid that meets all mandatory requirements; non-responsive bids are rejected.

NCA

National Construction Authority, which registers contractors by grade.

CR12

Company annual return/particulars document from the Registrar of Companies.

BOQ

Bill of Quantities, the priced list of works items that must be filled in.