P&ID Safety Case Study Texas City Refinery Disaster Narrated by Kevin Lin and Eric Gauthier www.chron.com www.chron.com
Plant Background 460,000 barrels/day 11 million gallons Texas City 1800 employees 1200 acres
Operation Unit http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_appendix_01_08.pdf Pg A-11
Operation Unit Raffinate Splitter http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_appendix_01_08.pdf Pg A-11
Operation Unit Relief Valves Raffinate Splitter http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_appendix_01_08.pdf Pg A-11
Operation Unit Stack Relief Valves Raffinate Splitter Blowdown Drum http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_appendix_01_08.pdf Pg A-11
Disaster Strikes Isomerization Unit Overflow of Distillation Tower Overpressurization Flooding with hydrocarbons 15 workers killed 180 injured www.wikipedia.org www.economist.com
What Went Wrong? Stack Relief Valves Raffinate Splitter Blowdown Drum http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_appendix_01_08.pdf Pg A-11
What Went Wrong? Stack Relief Valves Raffinate Splitter Blowdown Drum http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_appendix_01_08.pdf Pg A-11
What Went Wrong? Stack Relief Valves Raffinate Splitter Blowdown Drum http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_appendix_01_08.pdf Pg A-11
5x9000 gallon tanker trucks What Went Wrong? Stack Relief Valves Raffinate Splitter Blowdown Drum http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_appendix_01_08.pdf Pg A-11
What Went Wrong? Stack Relief Valves Raffinate Splitter Blowdown Drum http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_appendix_01_08.pdf Pg A-11
http://www.bp.com/liveassets/bp_internet/us/bp_us_english/STAGING/local_assets/downloads/t/final_report.pdf pg 4
www.economist.com
Blog.kir.com
www.weldreality.com
Prevention Measures—Engineering Improve Process Control Automated emergency shutdown system Location of Relief Valve Top of tower for greater control of vaporization Blowdown/Stack Flare Relief System
Prevention Measures—Human Control Positive Work Enviroment Management Enforcement Of: Process safety Operations performance Systematic risk reduction Training
Remember, YOU are responsible for maintaining a safe workplace!!