Objectives

The primary objective of this tender is to procure qualified contractors for the maintenance and rehabilitation of pipe culvert infrastructure in Ward 05, Enseleni. The procurement falls under a simplified quotation process for contracts valued below R300,000 (VAT inclusive), aiming to restore drainage functionality, prevent erosion, and ensure long-term structural integrity of municipal water management assets.

Scope of Work

• Headwall Maintenance: Site preparation including vegetation clearing, grading, and excavation to design levels. Foundation preparation using compacted aggregate bedding. Installation of precast or cast-in-place concrete headwalls and wingwalls, including scour aprons. Controlled backfilling in lifts to prevent settlement.
• Gabion Installation: Excavation of foundation trenches and removal of unsuitable materials. Placement of permeable geotextile filter fabric to prevent soil piping. Assembly, positioning, and lacing of galvanized or PVC-coated wire mesh baskets. Hand- and machine-filling with durable, dense rocks sized larger than mesh openings. Securing lids with internal bracing and backfilling with approved granular material.
• Bill of Quantities Items: Trench/foundation preparation, soft/hard rock breaking, concrete blinding/bedding layers, reinforced concrete footings and base slabs, structural reinforced concrete for walls, formwork, steel reinforcement, stone pitching or precast block aprons for scour protection, weep holes with granular filters, and gabion installation (standard 3m x 2m x 1.5m units).

Technical Requirements

• Hold a valid CIDB contractor grading of 1 CE or High.
• Be registered on the Central Suppliers Database (CSD) and submit a current Tax Compliance Certificate.
• Provide a Letter of Good Standing from the Compensation Fund.
• Register on the Municipal Council Supplier Database prior to submission.
• Submit a Contractor SHE (Safety, Health, and Environment) Risk Management file.
• Complete all mandatory Municipal Bid Documents (MBD), including declarations on conflicts of interest, past supply chain practices, and independent bid determination.
• Submit the Preferential Procurement Points Claim Form, adhering to the 80:20 scoring allocation.
• All quotations must be completed in black ink, fully signed, and any price alterations must be countersigned by the bidder. A compulsory site meeting is required before submission.

Skills Requirements

While not explicitly itemised, the scope demands contractors with proven capabilities in low-to-medium complexity civil engineering works. Essential trade and supervisory competencies include earthworks and excavation, concrete formwork and reinforcement fixing, structural concrete pouring and curing, gabion basket assembly and stone packing, geotextile installation, and mechanical soil compaction. Contractors must demonstrate site management skills, adherence to design elevations and material specifications, quality control procedures, and comprehensive health and safety oversight to deliver structurally sound drainage infrastructure.

Key Terms & Definitions

• CIDB Grading 1 CE or High: A Construction Industry Development Board classification indicating eligibility for small-scale civil engineering projects. "High" refers to specific high-risk or specialised construction categories requiring additional compliance and risk management protocols.
• CSD (Central Suppliers Database): The national government’s centralised platform for verifying supplier registration, tax compliance status, and legal standing. Registration is mandatory for evaluation.
• MBD Forms: Standardised municipal bid documentation used to declare potential conflicts of interest, verify past contractual performance, and confirm that bids were prepared independently without collusion.
• Preferential Procurement (80:20): A South African public procurement framework awarding 80 points to price competitiveness and 20 points to socio-economic development targets, including ownership demographics, youth employment, female participation, disability inclusion, and rural/township enterprise support. Proof of claimed points must accompany the submission.