Incident investigation

Reporting RIDDOR incidents

31 October 2022
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This page provides an overview of the types of accidents and incidents that need to be reported and how they can be reported.

20 years on: Remembering the Potters Bar crash

15 May 2022
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On 10 May 2002, seven people sadly lost their lives and many more were injured in a train derailment at Potters Bar. 20 years on, one of our safety inspectors provides an account of attending the scene and subsequent investigations.

Responses to RAIB reports 2016

6 April 2022
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Our responses to the Rail Accident Investigation Branch (RAIB) in relation to their recommendations published in 2016.

Responses to RAIB reports 2013

6 April 2022
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Our responses to the Rail Accident Investigation Branch (RAIB) in relation to their recommendations published in 2013.

ORR launches prosecution over Sandilands tram crash

24 March 2022
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The Office of Rail and Road (ORR) is prosecuting Transport for London, Tram Operations Limited and tram driver Alfred Dorris following a detailed and thorough investigation into the fatal Sandilands tram derailment in November 2016.

Responses to RAIB reports 2011

8 December 2021
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Our responses to the Rail Accident Investigation Branch (RAIB) in relation to their recommendations published in 2011.

Responses to RAIB reports 2012

2 November 2021
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Our responses to the Rail Accident Investigation Branch (RAIB) in relation to their recommendations published in 2012.

20 Years on: Recalling the Great Heck rail disaster

26 February 2021
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The train, from Newcastle to London King’s Cross, derailed into the path of an oncoming freight train. Ten people lost their lives that day including the drivers of both trains. 82 were seriously injured.