Maintenance and repair services for tarlton and rand west agripark boreholes, irrigation equipment, and accessories (CIDB grading designation 2sh or higher)

Closing date: 28 October 2026 at 11:00

No compulsory briefing session or site visit mentioned in the document.

Employer: Gauteng Department of Agriculture and Rural Development (GDARD)

Address: Umnotho House, 56 Eloff Street, Johannesburg

Telephone: (011) 240 2765 / 072 9123 916

Email: [email protected]

Employer's Agent: GDARD: INFRASTRUCTURE DEVELOPMENT

OH&S Agent details: Not provided (blank in form)

Submission method and address not specified in the extracted document. The tender is a Request for Quotation (RFQ). Returnable documents include the Form of Offer and Acceptance (C1.1), priced Bill of Quantities (C2.2), and completed contract data. All returnable forms must be completed, signed and submitted. The Tenderer must deliver bonds, guarantees, proof of insurance and other required documentation within 14 days of receiving a completed Agreement. Failure to do so constitutes repudiation.

Evaluation methodology not explicitly stated in the document. The contract uses the General Conditions of Contract for Construction Works, Third Edition (2015). Preference point system (80/20 or 90/10) and minimum qualifying scores are not specified. Bidders should confirm evaluation criteria with the employer's agent.

Scope: Inspection, testing, maintenance and repair of existing boreholes, pumping equipment, water-storage facilities and associated irrigation infrastructure at GDARD agricultural facilities.

Locations:

• Site A: District West Rand, Local Municipality Rand West City, Portion 34 of farm Gemsport 288 IQ, Plot 34 Along R28 Next to Donaldson Dam, Coordinates: -26.27902 / 27.681189
• Site B: District West Rand, Local Municipality Mogale City, Portion 29 and 32 of farm Vlakdrift 163 IQ, Mogale Extension 20, Coordinates: -26.057392 / 27.66854

Work covers complete water-distribution system from borehole/pump installations to storage tanks, pipelines supplying tunnels and agricultural facilities.

Bill of Quantities comprises 10 bills:

1. Preliminary and General (site establishment, OHS compliance)
2. Baseline Condition Assessment and Fault Diagnosis
3. Borehole and Pumping Equipment (inspection, servicing, pump removal/refit, component replacement)
4. Electrical Control and Protection Equipment (panel inspection, starter testing, component replacement, COC issuance)
5. Water Storage Tanks and Fittings (inspection, connector/float valve replacement, stand repairs)
6. Pipework, Fittings and Leak Repairs (leak location, HDPE/PVC/galvanised pipe repairs, pipe supply/install, pressure testing)
7. Valves and Flow Control Equipment (valve inspection/testing, replacement of ball/gate/non-return/air-release/pressure-reducing/solenoid/flush valves)
8. Filters and Pressure Control (filter inspection/cleaning, element replacement, gauge/regulator replacement)
9. Excavation, Backfilling and Reinstatement (hand excavation, bedding, backfill, compaction, surface reinstatement)
10. Testing, Commissioning and Handover (operational tests, leak tests, valve/zone testing, completion reports, asset register updates)

Contractor team requirements:

• Foreman: Minimum 3 years relevant experience in electrical and borehole-related works, valid trade certificate, detailed CV and certified copies of qualifications
• All employees: Valid identity documents submitted before commencement
• Valid Letter of Good Standing from Compensation Fund maintained throughout contract

Methodology per scope of works:

1. Baseline condition assessment of complete borehole, water storage, pipework and irrigation system with photographic evidence, repair recommendations, cost breakdown, maintenance intervals
2. Asset and equipment register preparation with photographic condition records per facility
3. Borehole testing to confirm capacity, lifespan, periodic maintenance needs
4. Inspection and servicing/repair of borehole headworks, casing, rising main, valves, discharge connections
5. Operational testing and servicing of borehole pumps (start/stop, noise, vibration, discharge)
6. Inspection and service of surface/booster/transfer pumps including part replacement
7. Removal and refit of submersible pumps (up to 60m depth; deeper subject to quotation)
8. Pump component replacement (mechanical seals, bearings, couplings, pressure/float switches, non-return valves)
9. Electrical control panel inspection, diagnosis, starter/overload/isolator testing, component replacement (contactors, overload relays, isolators, timers, pressure/level controls)
10. Electrical Certificate of Compliance issuance where required
11. Leak location, exposure and repair (HDPE, PVC/uPVC, galvanised pipes across diameter ranges)
12. Pipe supply and installation (HDPE, PVC/uPVC) with couplings/adaptors/reducers
13. Pressure/leak testing of repaired sections
14. Valve inspection/testing and replacement (ball/gate, non-return, air-release, pressure-reducing, solenoid, flush)
15. Filter inspection/cleaning, element replacement, housing connection repairs
16. Excavation by hand (up to 600mm, 600mm-1.5m), bedding, backfill, compaction, surface reinstatement
17. Testing, commissioning and handover with completion reports and asset register updates

Contractor must hold CIDB Grade 2 SH or higher (landscaping, irrigation and horticultural works).

Key personnel:

• Foreman: Minimum 3 years relevant experience in electrical and borehole-related works; valid trade certificate; detailed CV and certified copies of all qualifications and certificates required.
• All project employees: Copies of valid identity documents submitted before commencement.

Company: Valid Letter of Good Standing from Compensation Fund, maintained throughout contract period.

Quality requirements embedded in scope:

• Servicing and repairing pumps, filters, valves and related equipment to full operation
• Testing and commissioning all repaired or replaced equipment
• Reinstating areas disturbed during works
• Removing and lawfully disposing of damaged or redundant materials
• Completion reports with photographs (before/after) and quantities
• Asset register updates with photographic evidence
• Quality Management Plan required as part of pre-commencement documentation
• Works execution methods, techniques and processes must comply with stipulated specifications
• Operational testing of pump and water delivery system after repair
• Leak tests on repaired pipe sections
• Valve, control and irrigation zone operation testing after repair

Pricing Instructions:

• Schedule of Quantities forms part of Contract Documents; read with all contract documents.
• Quantities approximate; payment based on measured work certified, not schedule quantities.
• Provisional Sums: Payment per pre-approved Terms of Reference; Employer may adjust or omit.
• Prime Cost Sums: Payment on actual invoices after implementation; markup rate offered at tender.
• Prices: Full inclusive rates (all costs, overheads, profit, risks, defects liability).
• Unpriced items: Treated as nil rate.
• 'Rate Only' items: Must be priced; rates apply if work required; Employer may request reconsideration of unbalanced rates.
• Currency: Rands and cents; include all levies/taxes except VAT (added at 15% on summary).
• Corrections: Cross out neatly, enter correct figures adjacent, initial alteration.
• Arithmetical errors: Tender sum takes precedence; Employer may adjust rates to reconcile; decision final if no agreement.
• Monthly payments: Interim progress instalments against actual deliverables per pre-approved Terms of Reference.

Bill of Quantities Structure:

Bill 1: Preliminary and General (site establishment, de-establishment, OHS compliance)

Bill 2: Baseline Condition Assessment and Fault Diagnosis

Bill 3: Borehole and Pumping Equipment (mostly Rate Only)

Bill 4: Electrical Control and Protection Equipment (mostly Rate Only)

Bill 5: Water Storage Tanks and Fittings (mostly Rate Only)

Bill 6: Pipework, Fittings and Leak Repairs (Rate Only and per metre)

Bill 7: Valves and Flow Control Equipment (Rate Only)

Bill 8: Filters and Pressure Control (Rate Only)

Bill 9: Excavation, Backfilling and Reinstatement (Rate Only per m3/m2/day)

Bill 10: Testing, Commissioning and Handover (Rate Only)

Final Summary: Sub-total + 15% VAT = Total carried to Form of Tender

Pricing Strategy: Re-measurement Contract

Quantities in Bill of Quantities are approximate; payment based on measured work.

Provisional Sums and Prime Cost Sums defined.

Prices must be full inclusive (all costs, overheads, profit, risks, defects liability period).

Unpriced items treated as nil rate.

'Rate Only' items must be priced; rates apply if work required.

Corrections crossed out and initialled.

Arithmetical errors: tender sum takes precedence over pricing schedule.

Monthly payments via interim progress instalments against actual deliverables.

Performance Security: Fixed performance guarantee of 10% of Contract Value (including VAT) OR 10% retention from initial/intermediate claims until 10% achieved.

Retention limit: 10% of Contract Sum.

Defects Liability Period: 90 days from Practical Completion Certificate.

Retention released: 100% within 30 days after Defects Liability Period expiry (upon Completion Certificate).

Advance on materials not yet built in: Nil.

Penalty for late completion: R0.10 per R100 of contract value per calendar day.

All Risk Insurance required: Minimum twice the contract sum amount (including public liability).

VAT: 15% added to final summary.

Adjudication Board: Three members.

CIDB Grading: Grade 2 SH or higher (landscaping, irrigation and horticultural works)

CSD Registration: Required (standard for government tenders)

Tax Compliance: Valid tax compliance status PIN required (standard)

B-BBEE: Not explicitly specified in extracted text

Compensation Fund: Valid Letter of Good Standing required, maintained throughout contract

OHS Compliance: Health and Safety Plan including Environmental Management Plan (EMP) required before commencement

Documentation required within 7 calendar days of commencement:

• Health and Safety Plan file
• Personnel list
• Smoking/SHE Policy
• Updated OHS Act and Regulations, COID Act
• Proof of registration and good standing with Compensation Commissioner
• SHE Plan
• Approved risk assessments, method statements
• External service provider list and agreements
• Designations and appointments with CVs/competency copies
• Management structure with OH&S responsibility
• Induction training and site SHE rules
• OHS training matrix/plan
• Security measures description
• Various registers (accident/incident, OHS reps inspections, toolbox talks, first-aid, fire equipment, ladder, machine safety, structures, PPE issuance)

COID Act: Contractor warrants all workmen covered, letter of good standing required

Foreman: Valid trade certificate, 3+ years experience

All employees: Valid identity documents

Health and Safety Plan mandatory, including Environmental Management Plan (EMP).

Pre-commencement documentation (due within 7 calendar days):

• Health and Safety Plan file
• Personnel list (employees in workplace)
• Smoking policy / SHE Policy and other policies
• Updated copy of Occupational Health and Safety Act and Regulations; COID Act
• Proof of valid registration and good standing with Compensation Commissioner
• SHE Plan
• Approved risk assessments, review and monitoring plans, safe work procedures (method statements)
• List of external service providers with agreements and work types
• Written designations and appointments for project scope (CV and competency copies)
• Management structure (including OH&S responsibility and meeting structure)
• Induction training and site SHE rules
• Occupational health and safety training matrix/plan
• Description of security measures

Required registers (as applicable):

• Accident/incident notifications, investigation & control
• OHS representatives' inspection
• Toolbox talks pro forma
• First-aid box content template
• First-aid treatment record template
• Fire equipment inspection and maintenance template
• Ladder inspection template
• Machine safety inspections (guards, lockouts, etc.)
• Structure inspection templates
• PPE issuance templates

OHS Act Agreement: Contractor (Mandatory) assumes responsibility under Section 16.1; may not delegate Section 16.2 duties without Employer's written approval; must report incidents to Department of Labour and Employer; ensure subcontractor compliance; maintain COID coverage; provide letter of good standing from Compensation Commissioner.

Contract governed by General Conditions of Contract for Construction Works, Third Edition (2015) by SAICE.

Contract-specific data:

• Defects Liability Period: 90 days from Practical Completion Certificate
• Employer: Gauteng Department of Agriculture and Rural Development (GDARD), Umnotho House, 56 Eloff Street, Johannesburg
• Employer's Agent: GDARD: INFRASTRUCTURE DEVELOPMENT
• Pricing Strategy: Re-measurement Contract
• Non-working days: Sundays, Saturdays, public holidays, voting days (published before closing), year-end break per SAFCEC
• Penalty for late completion: R0.10 per R100 of contract value per calendar day
• Practical Completion requirements: Completed works per specifications to GDARD satisfaction; compliance with works specification, OHS Act, NEMA
• Retention: 100% retained until Completion Certificate; limit 10% of Contract Sum
• Performance Security: 10% of Contract Value (including VAT) as fixed guarantee OR 10% retention from claims
• Advance on materials: Nil
• All Risk Insurance: Required, minimum twice contract sum (including public liability)
• Adjudication Board: Three members
• Variation: Clause 6.10.4 amended, replacing "28" with "30"
• Documentation submission before commencement: 7 calendar days
• Site access: Not exclusive to Contractor
• Agreement comes into effect on date Contractor receives fully completed original copy

Quality Management Plan required as part of pre-commencement documentation. No explicit evaluation criteria, scoring methodology, or preference point system detailed in the extracted document.