damage to underfloor equipment, severing control wires and damaging the braking system resulting in an automatic emergency brake application. Problems with engines on 142s have been experienced before. On 8 August 2009, Arriva Trains Wales unit 142069 derailed during an empty stock movement at Rhymney, South Wales. The unit was preparing to work a morning service with 143625 when it derailed on a set of points and hit the platform edge. 142069 was later removed by road to Cardiff Canton depot and fears were raised that the frame might have been damaged beyond repair. These fears proved unfounded and the unit later returned to service. On 3 October 2009, a unit of the class collided with another train at . On 4 January 2010, unit 142029 collided with a train comprising two Class 159 diesel multiple units at . Nine people were injured. On 10 April 2011, a cardan shaft failure on 142045 led to an incident at , injuring a member of the public with a piece of ballast kicked up by the detached shaft. On 27 April 2012, unit 142091 was working the 1125 Lincoln – Adwick service when it hit a landslide after exiting Clarborough Tunnel near causing major frontal damage to the unit. Two people were taken to hospital with minor injuries, one of these being the driver. The landslide was blamed on heavy rain and poor drainage. The unit has since returned to service. On 4 October 2016, unit 142072 caught fire at . On 9 October 2018, unit 142086 derailed at Sheffield station. Safety criticism In 1999, following the Winsford railway accident, the safety of the trains were criticised, with concerns regarding the crashworthiness of the design compared to modern units. In 2009, John Pugh, the then Liberal Democrat MP for Southport, described the Class 142 as "unsafe". However the UK Government's Transport Secretary at the time Geoff Hoon denied this claim saying, "I would not accept that any of that rolling stock is unsafe", and that they constantly upgrade them. In 2011, the Office of Rail Regulation (ORR) queried the safety of the Pacer trains, stating "There is particular concern over the ongoing use of Pacers beyond their intended design life." Northern Rail insisted that the trains were safe, and that they are "subject to strict regular safety and maintenance checks". Models In 1987, Hornby Railways launched its first version of the BR