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The Journal of Wheel/Rail Interaction
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Stephen Woody

Applying Quality Concepts to the Wheel/Rail Interface (Part 3 of 3)

January 29, 2014 | Filed under: Rail Grinding, Rail Maintenance

By Stephen S. Woody Part 1 of this article examined the results of a six-sigma project that Norfolk Southern initiated to improve the efficiency of its grinding program. Part 2 illustrated some the data analysis-related problems that NS experienced and learned from during other six-sigma projects. Part 3 describes two ideas …

Applying Quality Concepts to the Wheel/Rail Interface (Part 2 of 3)

January 4, 2014 | Filed under: Rail Grinding, Rail Maintenance

By Stephen S. Woody • January, 2008 Part 1 of this article examined the results of a six-sigma project that Norfolk Southern initiated to improve the efficiency of its grinding program. Part 2 illustrates some the data analysis-related problems that NS experienced and learned from during other six-sigma projects. One of the most …

Applying Quality Concepts to the Wheel/Rail Interface (Part 1 of 3)

January 4, 2014 | Filed under: Rail Grinding, Rail Maintenance

By Stephen S. Woody • October, 2007 Quality concepts have been used in various industries for many years to improve productivity, reduce expenses, and eliminate defects. Work done by the Norfolk Southern Research and Tests Department has begun to show that applying quality concepts to wheel/rail interaction can lead to significant operational …

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