Streamline Your Physical and Digital Workplaces: The 6S Method

The 6S Method, also known as “5S + Safety” or “5S + 1,” is a lean technique designed to optimize workplace organization, reduce non-value-non-necessary activities (waste), and promote safety. It consists of six stages: five focused on creating an efficient workspace, and the sixth dedicated to Safety, integrated throughout all stages. The core goal of the 6S Method is to create a streamlined, organized, and safe environment that promotes continuous improvement, ultimately leading to greater operational efficiency.

The Six Stages of the 6S Method:

1. Seiri (Sort):
   The first step is to identify and remove unnecessary items from the workspace. This includes tools, materials, and even digital files that aren’t needed to perform tasks. By eliminating distractions and obstacles, employees can focus on what’s important, reducing time spent searching for items or dealing with clutter.

2. Seiton (Straighten):
   Once unnecessary items are removed, the remaining tools and materials need to be organized. This involves giving each item a designated place and ensuring it is easily accessible. Effective labeling and ergonomic arrangements help employees quickly locate what they need, reducing time and unnecessary movement.

3. Seiso (Shine):
   Regular cleaning and maintenance are key to keeping the workspace organized and efficient. This stage isn’t just about tidiness; it’s about identifying any issues, such as items that could be better organized or areas where waste accumulates. A clean workspace makes it easier to spot potential hazards, ensuring a safer work environment.

4. Seiketsu (Standardize):
   Once the workplace is organized, it’s important to establish standards for maintaining this new order. These can include procedures for cleaning, tool storage, and workflow management. Standardization ensures that the benefits of the first three stages are sustained and easily repeated.

5. Shitsuke (Sustain):
   This phase focuses on maintaining and improving the practices established in the previous stages. It involves setting up regular audits, training sessions, and continuous improvement initiatives to ensure that the 6S principles are followed consistently.

6. Safety:
   Safety is not a separate stage but an ongoing principle integrated into all five of the other stages. Identifying and eliminating safety hazards is crucial for ensuring that the workspace remains not only organized but also free of risks to workers' health and well-being.

Hands-on Example: Transforming Technical Records Management with the 6S Method

Technical Records are essential documents that demonstrate the completion of specific maintenance tasks in compliance with airworthiness requirements, ensuring the aircraft is fit to fly. These records also assist in scheduling future maintenance.

In addition to Safety considerations, Technical Records are critical in determining the aircraft's value. Lessors, potential buyers, and lessees rely on the maintenance history to assess the aircraft's condition. Well-documented technical records enhance the aircraft's value and marketability, whereas incomplete or poorly maintained records can reduce an aircraft's asset value and make it less attractive in the aviation marketplace.

In the Technical Records Store of an airline, a transformation is underway. Both the physical records in the facility and the digital records have become a repository of hazards, disorganization, and inefficiency.

Lean Tools: Efficiency and Visual Management

Finding maintenance history documentation has become time-consuming, as evidenced during the last regulatory Safety audit, where certain maintenance release documents were found after the audit was closed. The Technical Records manager, having recently read The Lean Airline: Flight Excellence, recognizes the need for change and reviews the regulatory requirements and leasing contracts to ensure compliance with required record retention periods.

He has decided to transform both the physical stores and the digital technical records into an efficient and organized system that is sustained over time. The team is ready to get to work.

Applying the 6S Method

1. Seiri (Sort):

   • Physical Records: The team sorted through hard-copy maintenance records, removing outdated or irrelevant documents based on regulatory and leasing contract requirements, such as maintenance records for retired aircraft.

   • Digital Records: The team extended the sorting process to digital records, identifying and archiving or deleting obsolete files, such as reports for retired aircraft.

2. Seiton (Straighten):

   • Physical: The team created a records label system with clear categories for each type of maintenance record. Color codes were added to folders to easily distinguish the different types of documents.

   • Digital Records: A consistent folder hierarchy structure was developed within the document management system, categorizing records by aircraft and maintenance type for easy retrieval.

3. Seiso (Shine):

   • Physical: The team regularly cleaned and organized the physical records to ensure they remain in good condition and accessible.

   • Digital Records: The team maintained the digital records by organizing files, removing outdated or duplicate records, and ensuring the hierarchy structure remained accurate and up-to-date.

4. Seiketsu (Standardize):
   The team, with the manager’s support, developed detailed processes and procedures to standardize the creation, maintenance, and management of the records.

5. Shitsuke (Sustain):
   The manager promoted a culture of Safety and responsibility for records within the department by incorporating regulations and Lean methods into the recurrent airline procedures training for all involved stakeholders.

6. Safety:
   The team identified and addressed potential hazards related to inaccuracy, damage, or loss of airworthiness documents, incorporating these considerations into the new records management processes.

Synchronization

In this case, due to redundancy requirements, synchronization between physical and digital records was critical. A system was designed that allows easy cross-referencing between both formats using QR codes on physical records to link them to their corresponding digital files. This alignment enhances efficiency and data accuracy, ensuring both formats are synchronized.

Conclusion

The 6S Method is a practical lean tool that helps improve workplace organization, reduce waste, and ensure safety. By following the steps of Sort, Straighten, Shine, Standardize, Sustain, and Safety, businesses can create more efficient and safer environments.

The Lean Airline Practitioner course teaches essential lean tools like 6S and visual management to help airline professionals boost efficiency and safety. Ready to improve your operations? Join us and learn how lean can transform your business.