Product Overview

Summary: This Hydraulic System Inspection Safe Operating Procedure sets out a clear, repeatable process for safely inspecting hydraulic equipment, hoses and components in Australian workplaces. It helps you identify faults before they become failures, control high‑pressure fluid hazards, and demonstrate due diligence under WHS legislation.

Hydraulic systems are the backbone of many Australian operations, from construction and mining through to manufacturing, agriculture and warehousing. When they fail, the consequences can be severe: high‑pressure fluid injection injuries, uncontrolled movements of plant, environmental contamination and costly downtime. This Hydraulic System Inspection SOP provides a structured, step‑by‑step method for inspecting fixed and mobile hydraulic systems before use, during operation and at scheduled maintenance intervals.

The document guides workers through safe isolation, depressurisation, visual inspection, functional testing and documentation requirements, all framed around Australian WHS expectations. It explains how to recognise early warning signs such as hose blistering, fitting corrosion, leaks, abnormal noises and temperature changes, and how to escalate defects for repair. By standardising your inspection process, you reduce reliance on individual experience, strengthen your maintenance regime, and create defensible records that support your plant safety risk assessments and compliance with your duty of care.

Key Benefits

• Reduce the risk of high‑pressure fluid injection injuries and uncontrolled plant movement through consistent pre‑use and scheduled inspections.
• Ensure compliance with Australian WHS legislation and manufacturer requirements for hydraulic plant and equipment.
• Extend the service life of hoses, seals and components by detecting wear, damage and leaks before they result in catastrophic failure.
• Standardise inspection practices across sites and shifts, improving reliability, uptime and auditability of your maintenance program.
• Support safe isolation and lock‑out/tag‑out processes when inspecting or troubleshooting hydraulic systems.

Who is this for?

• Maintenance Supervisors
• Mechanical Fitters
• Plant Operators
• Mobile Plant Mechanics
• Workshop Managers
• WHS Managers
• Fleet Managers
• Facilities and Asset Managers
• Construction Site Supervisors
• Manufacturing Production Managers

Hazards Addressed

• High‑pressure hydraulic fluid injection injuries to hands and body
• Uncontrolled movement or collapse of plant, attachments or loads due to hydraulic failure
• Hydraulic hose bursts and fitting failures under pressure
• Slips, trips and falls from leaked oil on floors, steps and access ways
• Burns from hot hydraulic fluid and heated components
• Fire and environmental contamination from hydraulic oil leaks and spills
• Crushing and pinch point injuries during inspection of moving components
• Exposure to stored energy in accumulators and raised plant components

Included Sections

• 1.0 Purpose and Scope
• 2.0 References, Definitions and Applicable Standards
• 3.0 Roles and Responsibilities
• 4.0 Competency, Training and Authorisation Requirements
• 5.0 Required Tools, Test Equipment and Personal Protective Equipment (PPE)
• 6.0 Pre‑Inspection Planning and Risk Assessment
• 7.0 Isolation, Lock‑Out/Tag‑Out and Depressurisation Procedure
• 8.0 Visual Inspection of Hoses, Fittings and Lines
• 9.0 Inspection of Cylinders, Valves, Pumps and Reservoirs
• 10.0 Functional Testing of Hydraulic Operation and Controls
• 11.0 Leak Detection Methods and Prohibited Practices
• 12.0 Criteria for Defect Identification, Tagging Out and Escalation
• 13.0 Documentation, Checklists and Recordkeeping
• 14.0 Environmental Management of Spills and Waste Hydraulic Fluid
• 15.0 Emergency Response for Hydraulic Failures and Injection Injuries
• 16.0 Review, Continuous Improvement and Audit of the Inspection Process

Legislation & References

• Work Health and Safety Act 2011 (Cth and state/territory variants)
• Work Health and Safety Regulations 2011 (Cth and state/territory variants)
• Safe Work Australia – Code of Practice: Managing risks of plant in the workplace
• Safe Work Australia – Code of Practice: Managing risks of hazardous chemicals in the workplace
• AS 4024.1: Safety of machinery – General principles
• AS 2671: Hydraulic fluid power – General requirements for systems
• AS 2550 series: Cranes, hoists and winches – Safe use (where applicable to hydraulic lifting plant)
• Manufacturer hydraulic system maintenance and inspection guidelines