Temporary Instrumentation and Controls Bypass - Incidents | AIChE

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Temporary Instrumentation and Controls Bypass - Incidents

Last updated September 27, 2018 | Element: Incidents

Table of Contents

  • Improper start-up bypass use
    • CSB. 2017. Investigation report – Airgas. Report 2016-04-I-FL. Washington, D.C.: U.S. Chemical Safety Board.
  • Insufficient access control of safeguard bypass and lack of timely response to prior audit findings and near-miss incidents involving bypass
    • CSB. 2007. Investigation report - vinyl chloride monomer explosion at Formosa Plas-tics Corporation. Report 2004-10-I-IL. Washington, D.C.: U.S. Chemical Safety Board.
  • Inadvertent bypass of safety interlock due to insufficient maintenance training and proce-dure updates after safeguard device change
    • HSE. 2007. Buncefield Standards Task Group (BSTG) Final Report. UK: Health and Safety Executive.
  • Insufficient training of bypass approver and lack of compensating measures
    • CSB. 2006. Investigation report - Sterigenics. Report 2004-11-I-CA. Washington, D.C.: U.S. Chemical Safety Board.
  • Systematic failure of bypass management program
    • CSB. 2008. Investigation report - Pesticide Chemical Runaway Reaction and Pressure Vessel Explosion at Bayer Crop Science. Report 2008-08-I-WV. Washington, D.C.: U.S. Chemical Safety Board.

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