Objectives

The primary objective of this tender is to procure maintenance services for DMA Meter Chambers. The aim is to ensure the proper functioning and upkeep of these chambers through qualified service providers, adhering to specified technical and safety standards.

Scope

The scope of the tender includes:

• Maintenance on DMA Meter Chambers, including preliminary, general, metering, instrumentation, and general maintenance tasks.
• Installation and servicing of water meters, flow sensors, and data loggers as per detailed specifications.
• Site visits, technical assessments, and submission of work schedules for the planned maintenance activities.
• Compliance with safety, environmental, and statutory requirements throughout the execution of the work.

The services are to be delivered at the Richards Bay Cemetery site, with specific requirements for equipment, materials, and work duration outlined in the tender documents.

Technical Requirements

The technical specifications and requirements include:

General Maintenance

• Drain water from chambers and discharge at permitted locations.
• Remove solid waste inside and outside chambers.
• Perform high-pressure cleaning of chamber walls and roofs.

Water Meter Specifications

• Installation position: horizontal and vertical.
• Meter can be submerged; protection class IP68.
• Materials: Cast iron (PN16) or Ductile iron (PN40).
• Flow rates: DN80 (0.1 m³/hr), DN150 (0.3 m³/hr), DN200 (1.5 m³/hr).
• Dimensions and site-measured specifications must be adhered to.
• Flow sensor and data logger specifications, including pulse output and IP68 design, must be met.

Equipment and Materials

• Flow sensors with specified pulse output and data sheets attached.
• Data loggers with internal pressure transducer, internal antenna, and 3G connectivity, with relevant datasheets.
• Proof of ownership or lease agreements for water pumps and vehicles, with valid licenses and certifications.

Work Schedule and Methodology

• Submission of a detailed work schedule indicating activities, durations, and start dates.
• Work durations: 3 weeks, 4 weeks, or 5 weeks, with a detailed method statement for verification.
• Schedules beyond 5 weeks or impractical timelines will be disqualified.

Safety and Experience

• Experience in similar work, with completion letters and client contact details.
• Safety management certificates (HIRA) and relevant trade or pest control certifications.
• Provision of equipment ownership proof, lease agreements, and vehicle documentation.

Compliance and Certification

• Registration with the Central Suppliers Database (CSD).
• Letter of Good Standing from the Compensation Fund.
• Completion of RFQ forms in black ink, signed alterations, and adherence to all compulsory documentation requirements.