Use of Statistical Process Control in Bus Fleet Maintenance at SEPTA

As a provider of public transportation services in the Philadelphia area, the Southeastern Pennsylvania Transportation Authority (SEPTA) operates and maintains a large number of transit vehicles for daily use. In an attempt to improve service quality and reduce costs, SEPTA underwent a program to train staff on the use of Statistical Process Control to track and address quality issues with its bus fleet. This research presents the steps taken by this public transit agency to implement Statistical Process Control on part of its bus fleet as one element of an overall quality improvement program.


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  • Accession Number: 01002229
  • Record Type: Publication
  • Files: TRIS
  • Created Date: Jul 20 2005 2:42PM