Recommendation 26: In-service wheel diameter difference limit

From Formal Inquiry: Potters Bar derailment of 10 May 2002 — Final Report (RSSB FI2013/F), published 18 March 2005.

Recommendation

The consequences of allowing the development, on a given axle, of an in-service wheel diameter difference which is considerably in excess of the limit imposed after reprofiling should be examined and, if appropriate, an in-service limit should be introduced.

Jurisdiction: UK-wide

Page: 155

Reference: 5.22.4

Government response

No government response to this recommendation is on the record yet.

Delivery

No statement on delivery from the addressee has been found in the sources searched (last checked 27 February 2026). This is separate from the response above.

Source

Inquiry Potters Bar Investigation

Report Formal Inquiry: Potters Bar derailment of 10 May 2002 — Final Report (RSSB FI2013/F) 18 Mar 2005

View Source

Themes and tags

Public Infrastructure Physical Hazards Quality and safety oversight

Recommendation made 21.6 years ago