page_title: HKL Class M300
section_title: Accidents and incidents
hierarchical_section_title: HKL Class M300 / Accidents and incidents
caption_attribution_description: English: Photograph of the two Helsinki Metro trains (Nos. 157 and 302) that collided at Itäkeskus station.
context_page_description: The HKL Class M300 is a class of metro trains operated by Helsinki City Transport in use on the Helsinki Metro. 20 four-carriage trains were built between 2014 and 2016 by Construcciones y Auxiliar de Ferrocarriles. In November 2019, HKL announced purchasing 5 additional trains.
  It is planned to automate the M300 trains, however as of January 2020 the trains have temporary driver cabs.
context_section_description: On 27 July 2016, M100 carriage no. 157 was involved in an accident with M300 carriage no. 302 when the latter derailed near Itäkeskus metro station during testing.
caption: Accident at Itäkeskus metro station.
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