Objectives

The primary objective of this tender is to secure a qualified contractor to perform comprehensive cleaning and maintenance of the treatment ponds at the Warmbath Wastewater Treatment Works. The initiative aims to restore optimal hydraulic and biological treatment efficiency, mitigate environmental risks from accumulated waste, and ensure ongoing compliance with municipal and national wastewater management standards.

Scope of Work

The scope centres on the complete cleaning and rehabilitation of the designated ponds at the Warmbath facility. While detailed methodologies and performance metrics are outlined in the official tender documentation, the core activities encompass:

• Extraction and removal of accumulated sludge, scum, and solid waste from pond surfaces and beds
• Clearing of vegetation, debris, and obstructions that impede treatment processes
• Dewatering of extracted materials and their safe transport and disposal in compliance with environmental regulations
• Inspection and minor remediation of pond structures or liners where necessary
• Post-cleaning site restoration and final handover verification

Technical Requirements

• CIDB Contractor Grading: Tenderers must hold a minimum Construction Industry Development Board (CIDB) grading of 1CE or higher. Contractors below this threshold are ineligible to submit.
• Official Documentation: All submissions must utilise the municipality-issued tender forms. Emailed or late tenders will be automatically disqualified.
• Submission Protocol: Physical tenders must be correctly sealed, accurately addressed, and delivered to the Bela Bela Municipality records office by the stipulated deadline.
• Regulatory Compliance: Works must adhere to applicable occupational health and safety legislation, environmental management frameworks, and municipal bylaws governing wastewater infrastructure operations.

Skills Requirements

• Proven track record in operating and maintaining wastewater treatment facilities, specifically clarification or stabilization ponds
• Technical proficiency in mechanical and manual sludge extraction, dewatering systems, and regulated waste handling
• Strong understanding of environmental compliance, including waste tracking, disposal certification, and pollution control measures
• Project management capability to coordinate equipment mobilisation, skilled labour deployment, and strict adherence to project schedules
• Presence of certified personnel with recognised qualifications in health and safety, environmental management, and heavy machinery operation

Explanation of Key Terms

CIDB 1CE Grading: A South African contractor classification system used to evaluate construction capability. A 1CE rating signifies a firm capable of executing civil engineering projects valued up to R15 million, with demonstrated competency in earthworks, drainage, and water infrastructure. The “E” suffix denotes specialisation in environmental or water-related works, ensuring the contractor possesses the technical capacity to handle wastewater facility maintenance safely and effectively.

WWTW (Wastewater Treatment Works): Municipal or industrial facilities designed to treat sewage and liquid effluent through physical, biological, and chemical processes before discharge into natural water bodies or authorised reuse. Pond cleaning at such sites requires specialised knowledge to avoid disrupting active treatment cycles and to manage potentially contaminated materials responsibly.