
In the realm of safety critical task analysis, the SHERPA (Systematic Human Error Reduction and Prediction Approach) method stands as a beacon of innovation and effectiveness, especially in the context of Control of Major Accident Hazards (COMAH) work. At Horizon Human Factors, we harness the potential of SHERPA to revolutionise safety protocols in high-risk environments. This method is not just a tool; it’s a pathway to a safer, more reliable workplace.
The Significance of Safety Critical Task Analysis
In industries where the stakes are high, such as in COMAH-regulated sectors, understanding and analyzing every task’s safety criticality is vital. Safety critical task analysis delves into the intricate details of each operation, identifying where errors could occur and the potential consequences of these errors. This analysis forms the backbone of a robust safety management system, ensuring that hazards are identified and mitigated effectively.
SHERPA: A Closer Look
SHERPA is a methodological approach designed to predict and reduce human errors in task performance. By systematically breaking down tasks into their components, SHERPA identifies potential errors and categorizes them based on their nature and potential impact. This approach is not only comprehensive but also proactive, focusing on prevention rather than reaction.
Key Steps in the SHERPA Process:
- Task Analysis: Breaking down tasks into basic steps.
- Error Identification: Pinpointing where and how errors might occur.
- Error Classification: Categorizing errors based on type and potential consequences.
- Risk Assessment: Evaluating the severity and likelihood of each identified error.
- Mitigation Strategy Development: Formulating strategies to eliminate or mitigate errors.

SHERPA in COMAH Work
In the context of COMAH, where the prevention of major accidents is crucial, SHERPA plays a transformative role. It allows for a deep dive into the human element of operations, highlighting how human error can lead to significant safety breaches. By applying SHERPA, organizations can not only comply with COMAH regulations but also foster a culture of safety that permeates every level of operation.
Real-World Applications:
- In Refineries: Applying SHERPA to analyse the tasks of operators, leading to reduced incidents of human error and enhanced overall safety.
- In Chemical Plants: Utilising SHERPA to assess maintenance procedures, ensuring compliance with COMAH and enhancing operational reliability.
Horizon Human Factors: Your Partner in Safety
At Horizon Human Factors, we specialize in applying SHERPA within the framework of safety critical task analysis. Our expertise lies in tailoring this approach to suit the unique needs of each COMAH-regulated facility, ensuring not just compliance but excellence in safety standards.
A Step Towards a Safer Tomorrow
The integration of SHERPA into safety critical task analysis represents a significant leap forward in operational safety, especially in COMAH-regulated environments. By understanding and mitigating human error, we pave the way for not just compliance, but for a culture of safety that defines the future of high-risk industries.