Transcription of Cable Accessory Failure Analysis - PESICC
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Fall 2010 ICC Education Session 1 ICC Education Session Cable Accessory Failure Analysis F. Dean Williams Fall 2010 Meeting Fall 2010 ICC Education Session 2 Outline Background Overall Process for an Effective Forensic Program Primary Modes of Failure Benefits of a Forensic Program Summary Fall 2010 ICC Education Session 3 Background Significance of Problem OldMiddle AgedNew80706050403020100 OldMiddle AgedNewAccessoriesAge DescriptionPercentage of Service Interuptions (%) Cable Cable accessories have a significant Infant mortality rate Newly installed accessories account for 20% of Accessory related service interruptions Workmanship is the Number 1 cause of Failure representing nearly 50% of the total failures The number of unknown cause of Failure is high
Cable Accessory Failure Analysis . F. Dean Williams . Fall 2010 Meeting . Fall 2010 ICC Education Session . 2 . Outline ... • Surveys and data analysis show cable accessory failures make up a large percentage of in-service outages • About 20% of accessory failures have no known cause, indicating a
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