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How do you manage rolling stock testing and validation processes?

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Rolling stock certification is a crucial step in ensuring the safety, reliability, and performance of trains and other rail vehicles. It involves testing and validating various aspects of the rolling stock, such as design, functionality, compatibility, and compliance with standards and regulations. In this article, we will explore how to manage rolling stock testing and validation processes effectively and efficiently.

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John Bordas BEng (Hons) MIET

Talk to me about: Rolling Stock | Testing | Fleet Introduction | Railway Engineering | Project Delivery | Veteran
Fiona Bird

PENDYNE Engineering Business Leadership
Arizman Malek

Certified QMS Lead Auditor, Certified HRDCorp Trainer, Certified QLASSIC Assessor, and Drone Pilot

1 Plan and prepare

The first step in managing rolling stock testing and validation processes is to plan and prepare for them. This involves defining the scope, objectives, and criteria of the testing and validation activities, as well as identifying the resources, roles, and responsibilities of the involved parties. You should also establish a clear and realistic schedule, budget, and risk management plan for the testing and validation processes, and communicate them to all the stakeholders.

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John Bordas BEng (Hons) MIET

Talk to me about: Rolling Stock | Testing | Fleet Introduction | Railway Engineering | Project Delivery | Veteran
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Firstly establish under which legislative regime the train is to be tested, then establish the requirements by referring to any applicable standards e.g. TSI’s or NNTN.

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2 Conduct and document

The next step is to conduct and document the testing and validation processes according to the plan and the agreed standards and methods. This may include various types of tests, such as static, dynamic, functional, operational, environmental, and interoperability tests, depending on the nature and complexity of the rolling stock. You should also document the results, observations, and issues of the testing and validation processes, using appropriate tools and formats, such as test reports, checklists, certificates, and logs.

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3 Analyze and evaluate

The third step is to analyze and evaluate the testing and validation results and compare them with the predefined criteria and expectations. This involves identifying and quantifying the deviations, defects, and non-conformities of the rolling stock, as well as assessing their impact and severity. You should also determine the root causes of the problems and propose corrective and preventive actions to resolve them.

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4 Verify and validate

The fourth step is to verify and validate the effectiveness and adequacy of the corrective and preventive actions taken to address the problems identified in the previous step. This may require repeating some or all of the testing and validation processes, depending on the nature and extent of the changes made to the rolling stock. You should also verify and validate that the rolling stock meets all the relevant standards and regulations, as well as the customer's requirements and expectations.

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5 Report and certify

The final step is to report and certify the outcome and status of the testing and validation processes. This involves compiling and presenting the testing and validation results, analysis, evaluation, verification, and validation in a comprehensive and transparent manner, using appropriate tools and formats, such as final reports, certificates, declarations, and labels. You should also report and certify that the rolling stock is safe, reliable, and fit for purpose, and that it complies with all the applicable standards and regulations.

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Arizman Malek

Certified QMS Lead Auditor, Certified HRDCorp Trainer, Certified QLASSIC Assessor, and Drone Pilot
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Establish a detailed strategy including test objectives, processes, and conformity with industry standards to manage rolling stock testing and validation. Use a staged approach, beginning with component-level testing and working your way up to integrated system tests. For precise measurements, use modern instrumentation and data acquisition devices. Dynamic testing should be performed to emulate real-world operational situations. Maintain meticulous record-keeping and reporting. In order to get various skills, involve cross-functional teams. Validation should be done against safety, performance, and regulatory requirements. Iterate based on results as appropriate, and prioritize continual improvement for strong and dependable rolling stock.

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6 Here’s what else to consider

This is a space to share examples, stories, or insights that don’t fit into any of the previous sections. What else would you like to add?

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Fiona Bird

PENDYNE Engineering Business Leadership
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Ensure that testing from all engineering disciplines is planned, including those from newer engineering disciplines such as human factors.

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How do you manage rolling stock testing and validation processes?

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1 Plan and prepare

2 Conduct and document

3 Analyze and evaluate

4 Verify and validate

5 Report and certify

6 Here’s what else to consider

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