Pre-Startup Safety Review
A Pre-Startup Safety Review confirms that equipment and process changes are complete, safe, documented, and ready before startup.
What this term means in maintenance
A Pre-Startup Safety Review confirms that equipment and process changes are complete, safe, documented, and ready before startup.
When a PSSR is used
A PSSR may follow:
- New installation
- Major modification
- Turnaround
- Significant repair
- Process change
- Safety-system change
- Long shutdown
Review items
The review may confirm:
- Construction complete
- Hazards addressed
- Procedures updated
- Training complete
- Instruments calibrated
- Alarms and trips tested
- Permits closed
- Guards installed
- Documentation updated
- Punch-list risks controlled
Practical example
Before starting a modified reactor system, the team verifies interlocks, relief protection, line-up, calibration, training, and operating procedures.
Approval
Authorized operations, maintenance, engineering, safety, and quality roles may participate.
Common mistake
Starting equipment to meet production pressure before completing critical test and documentation requirements creates avoidable risk.
Related concepts
Related maintenance terms
Keep exploring connected CMMS, reliability, and maintenance planning terms.
Management of Change
Management of Change is the controlled process used to assess, approve, implement, document, and review changes that could affect safety, quality, environment, reliability, or compliance.
Commissioning
Commissioning is the controlled process of verifying that new or modified equipment is installed correctly, performs as intended, and is ready for safe operation.
Functional Test
A functional test confirms that equipment, a component, or a protective function performs its required operation under defined test conditions.
Glossary FAQs
- What does PSSR stand for?
PSSR stands for Pre-Startup Safety Review.
- When is PSSR required?
Before startup after new installation, major modification, turnaround, or significant process change.
- What does it confirm?
Construction, testing, safeguards, procedures, training, calibration, permits, and readiness.