Editing Bogie (section)

=== Hybrid systems ===
[[File:Bogie-metro-Meteor-p1010692.jpg|thumb|[[Mockup]] of the pneumatic bogie system of an [[MP 89]] carriage used on the [[Paris Métro Line 14|''Meteor'' metro]], showing the two [[Wheelset (rail transport)#Special wheelsets|special wheelsets]]<ref name=truck/>]]
The retractable stadium roof on Toronto's [[Rogers Centre]] used modified off-the-shelf train bogies on a circular rail. The system was chosen for its proven reliability.

[[Rubber-tyred metro]] trains use a specialised version of railway bogies. Special flanged steel wheels are behind the rubber-tired running wheels, with additional horizontal guide wheels in front of and behind the running wheels, as well. The unusually large flanges on the steel wheels guide the bogie through standard [[railroad switch]]es, and in addition keep the train from [[derailment|derailing]] in case the tires [[Flat tire|deflate]].<ref name=truck>{{cite web|url=http://www.infovisual.info/05/050_en.html|title=Truck (bogie) - Visual Dictionary|first=Bernard|last=Dery|website=www.infovisual.info|access-date=8 May 2018|url-status=live|archive-url=https://web.archive.org/web/20160616154008/http://infovisual.info/05/050_en.html|archive-date=16 June 2016}}</ref>