Formal written quotations are hereby requested to develop and/or update the Operational and Maintenance (O & M) Manuals for the Riverview, Naauwpoort, Ganala and Rietspruit Wastewater Treatment Plant. As a minimum the manuals need to comply with the Department of Public Works Basic Requirements for the Operation and Maintenance Manual Guidelines for Wastewater Treatment Works which provides for the following: The following description must appear on the developed documents: 1. Purpose of Manual, 2. General Requirement, 2.1 Copies, 2.2 Responsibility, 2.3 Equipment, 2.4 Electrical Manuals, 2.5 As Built Manuals, 2.6 As Built Drawings, 2.7 Mythology, 2.8 Size, 3. Format, 4. Description & Flow Diagram, 5. Monitoring & Reporting, 6. Daily Task & Monthly Program, 7. Flow Measurement, 8. Inet Works, 9. Primary Sedimentation, 10. Biological Trickling Filtration, 11. Activated Sludge Reactor, 12. Final Clarifier Reactor, 13. Disinfection, 14. Tertiary Treatment, 15. Irrigation, 16. Final Effluent Discharge, 17. Pumping System, 18. Sludge Handling, 19. Size, Capacities & Criteria, 20. Safety Aspects, 21. Power Interruption & Standby Generator, 22. Classification of Plant as per new regulation 3630, 23. Equipment Manuals, 24. Electrical Works, 25. As Built Drawings. Please confirm the closing time as it was not published. (Tender №113179436)