Determine system requirements

1. Define specific water quality and environmental parameters required by stock
2. Determine optimum number and sizes of culture or holding systems required to achieve stocking and harvest objectives
3. Identify types of recirculating aquaculture systems that would provide the appropriate environment for cultured or held stock
4. Research mechanisation or automation of process or activity, including the use of specialised contract services

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Define system inputs and outputs

1. Document design or upgrade specifications and decisions into plans, specifications, procedure manuals and records or reports
2. Draw up work plans or schedules in consultation with senior personnel, taking budgeting, planning and operational requirements into consideration
3. Design, locate and orientate culture or holding structures or systems to conserve natural resources
4. Organise independent or specialist verification of design output against workplace objectives
5. Develop a construction plan according to accepted design principles and workplace requirements
6. Evaluate own and work team knowledge and skills against construction plan and work schedules to determine the need for external expertise or assistance

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Determine capital expense budget

1. Determine and document materials, resource and supply provision requirements, including contingency options, from work plans, schedules and specifications
2. Document estimated labour requirements based upon documented work plans or schedules, allowing for variances
3. Negotiate and confirm external labour and hire equipment contracts with management, if required
4. Attribute costs based upon quoted information from suppliers to each component
5. Allow for contingencies for supply of materials, equipment and services in budget

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Determine operating expense budget

1. Determine operating expense budget, indicating all input and output expenses for proposed system, including commissioning or start-up costs
2. Incorporate a break-even analysis and a sensitivity analysis of effects of changes in input and output costs in budget
3. Allow for contingencies for low or lost production in budget

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Review and finalise system design and budgets

1. Finalise selection of individual and combined components to provide optimal conditions for stock, and reliable and flexible systems for intended production inputs and culture or holding activities
2. Review, update and finalise work plans or schedules, design specifications, construction plan or commissioning or start-up procedures
3. Review budgets for capital and operating expenses and revise, as required, to meet changing circumstances
4. Examine relationship between capital and operating costs, including a review of alternative water and energy sources
5. Benchmark work plans or schedules, design specifications and system inputs and outputs against appropriate existing operations
6. Review overall operation and output of proposed system to ensure that it meets the long-term directions and purposes of the business and is economically sustainable

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