Professional consultancy services relating to reticulation, irrigation, water resources, and ground water assessment, including engineering planning and design of pumping systems and reticulation for irrigation; planning and design services relating to the aforementioned services including assessment of water resources, and landscaping; engineering services relating to the aforementioned services including preparation of drawings, documentation and technical and operation manuals, preparation of maintenance procedures, supervision and administration of contracts, assessment of tenders, inspection of work, testing and commissioning of plant and projects