Product Overview

Summary: This Hydroelectric Plant Operation SOP sets out a clear, step-by-step framework for running turbines, spillways and associated electrical systems safely and efficiently. It supports Australian WHS compliance while protecting workers, the public and critical infrastructure from the significant risks associated with high-energy water flows and high-voltage generation.

Operating a hydroelectric plant involves managing high-pressure water, rotating machinery, high-voltage electrical systems and automated controls, often in remote or harsh environments. Without a robust, documented procedure, minor deviations in start-up, shutdown or load adjustment can quickly escalate into serious safety incidents, equipment damage, grid instability or environmental harm. This Hydroelectric Plant Operation Safe Operating Procedure provides a practical, WHS-aligned framework that standardises how your teams plan, execute, monitor and review all routine operational activities.

Developed for Australian conditions, this SOP addresses the full operational lifecycle: from pre-start inspections and water level assessments through to synchronisation with the grid, turbine loading, emergency spillway activation and controlled shutdown. It clearly defines roles and communication pathways between the control room, field operators, maintenance teams and external stakeholders such as network operators and emergency services. By embedding risk controls, lock-out/tag-out requirements, environmental safeguards and incident response steps into everyday tasks, the procedure helps your organisation demonstrate due diligence under WHS legislation while improving reliability and extending asset life.

Key Benefits

• Ensure consistent, safe start-up, operation and shutdown of turbines, spillways and ancillary equipment.
• Reduce the likelihood of serious incidents involving high-pressure water, rotating machinery and high-voltage equipment.
• Improve compliance with Australian WHS legislation, electrical safety requirements and environmental obligations.
• Streamline training and competency assessment for new and existing hydroelectric plant operators.
• Enhance operational reliability and grid stability by standardising communication and escalation protocols.

Who is this for?

• Hydroelectric Plant Operators
• Control Room Operators
• Operations and Maintenance Supervisors
• WHS Managers and Advisors
• Electrical Engineers
• Mechanical Engineers
• Generation Asset Managers
• Infrastructure Project Managers
• Environmental and Compliance Officers

Hazards Addressed

• Exposure to high-pressure water jets and sudden water releases
• Entanglement and crush injuries from rotating and moving machinery
• Electric shock and arc flash from high-voltage equipment and switchgear
• Falls from height around penstocks, spillways, intake structures and platforms
• Drowning risks around dams, tailraces and water intakes
• Confined space hazards in tunnels, valve chambers and draft tubes
• Noise-induced hearing loss from turbines, generators and associated plant
• Manual handling injuries during valve operation, gate adjustments and equipment handling
• Environmental incidents from uncontrolled discharges, oil leaks or improper spillway operation
• Fatigue-related errors during extended shifts or remote operations

Included Sections

• 1.0 Purpose and Scope
• 2.0 Definitions and Abbreviations
• 3.0 Roles, Responsibilities and Competency Requirements
• 4.0 Applicable Legislation, Standards and Codes of Practice
• 5.0 Plant Description and System Overview (Turbines, Generators, Penstocks, Spillways, Control Systems)
• 6.0 Hazard Identification and Risk Controls for Hydroelectric Operations
• 7.0 Pre-Start Inspections and Operational Readiness Checks
• 8.0 Normal Start-Up Procedure (Unit and Station Start-Up)
• 9.0 Load Management, Synchronisation and Routine Operating Adjustments
• 10.0 Routine Monitoring, Logging and Performance Checks
• 11.0 Normal Shutdown and Stand-Down Procedure
• 12.0 Emergency Operating Procedures (Trip Events, Flood Events, Black Start, Grid Instability)
• 13.0 Lock-Out/Tag-Out (LOTO) and Isolation Requirements for Operations Interface with Maintenance
• 14.0 Communication Protocols with Control Room, Network Operators and External Stakeholders
• 15.0 Environmental Management Controls (Water Releases, Spillway Operation, Spill Response)
• 16.0 Confined Space, Work at Height and Remote Work Considerations
• 17.0 PPE Requirements and Safe Work Practices
• 18.0 Incident, Near Miss and Equipment Failure Reporting
• 19.0 Training, Induction and Competency Assessment
• 20.0 Document Control, Review and Continuous Improvement

Legislation & References

• Work Health and Safety Act 2011 (Cth) and equivalent state and territory WHS legislation
• Work Health and Safety Regulations 2011
• AS/NZS 3000:2018 Electrical installations (Wiring Rules)
• AS 2067:2016 Substations and high voltage installations exceeding 1 kV a.c.
• AS/NZS 4024 series: Safety of machinery
• AS 2865:2009 Confined spaces
• AS/NZS 4801:2001 Occupational health and safety management systems (superseded but still widely referenced)
• ISO 45001:2018 Occupational health and safety management systems
• Safe Work Australia – Managing electrical risks in the workplace Code of Practice
• Safe Work Australia – Managing the work environment and facilities Code of Practice
• State dam safety and major hazard facility requirements (where applicable, e.g. NSW Dam Safety Regulation)