SIESO Medal competition

SIESO Medal entries

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Flixborough – looking forward, Joseph Carver, LPB289, February 2023

In their SIESO Medal winning paper, Joseph Carver et al describe how the Flixborough disaster helped to bring about significant changes to the process industry and why learning lessons from such incidents will continue to to be a fundamental aspect of process safety in the coming years.

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Flixborough - Joseph Carver - Making the tryptych

How Joseph Carver and team set out making the tryptych as part of their 2022 SIESO medal winning entry

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Key lessons from the Boeing 737 MAX 8 accidents, Mutsa Malunga, Issue 287, October 2022

In this SIESO Medal paper, Mutsa Malunga et al outline the background leading up to the Boeing 737 MAX 8 tragedies, signposting some of the lessons that may be relevant to other industries.

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Failures, repeated – the Tianjin explosion, Max Bloor, Tom Boyle and Tara Chintapatla, University of Edinburgh

In this SIESO Medal paper, Max Bloor, Tom Boyle and Tara Chintapatla outline the events that led to the Tianjin explosion, and some of the lessons learned from the accident.

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Deepwater Horizon Disaster

In this accompanying paper to their winning 2021 SIESO Medal submission, Lauren Averill et al outline the important process safety management lessons to be learned from this disaster.

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Deepwater Horizon - making the interactive training tool

Making the interactive training that accompanied the 2021 SIESO medal winning entry

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Port of Beirut — lessons from the ammonium nitrate explosion that devastated the peninsula

Zoha Tariq discusses the events leading to the 2020 Beirut explosion, its impact and the main issues in avoiding a future recurrence.

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Texas City Refinery explosion — safety out of focus

The 2020 SIESO Medal winners, Kalokson Gurung, Laya Jayadeep, Janusz Siwek, Satyam Vora and David Zhou, describe the events and associated failures which led to this incident, and explore how effective Process Safety Management might have prevented the tragedy.

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Implications of recent events on the risk of Legionnaires’ Disease

Runners-up for the 2020 SIESO medal, Agnes Aparte and Aditi Holey review cases of Legionella outbreaks, how the disease can be spread and the implications for industry dealing with the COVID pandemic

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Bhopal gas tragedy - the scar of process safety

In a paper to accompany their two posters, Tze Lin Kok et al introduce the Bhopal tragedy, outlining what happened and what were the key learning outcomes.

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Bhopal gas tragedy - poster 1

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Bhopal gas tragedy - poster 2

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The 1974 Summerland disaster - lessons to the building industry from the process industry

Benjamin Khoo and Janet Skitt describe the 1973 fire at a leisure centre drawing parallels with the more recent Grenfell Tower disaster and highlighting where there are lessons to be learned

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Safety under scrutiny - Flixborough 1974

Alex Norman et al explore the underlying and immediate causes of the Flixborough disaster, highlighting some of the legal and cultural changes regarding orocess safety that developed as a result.

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Can process intensification improve process safety?

Tom Kavangh et al reflect on the T2 laboratories runaway reaction and examine how process intensification might be a possible way of mitigating against such circumstances in new designs.

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