Hi,
have a look at “Haslingen Steel Mill” in N scale. Haslingen is part of the FREMO module layout:
(http://www.rm-dp.de/index.php?option=com_content&view=article&id=137:haslingenen\)(http://www.rm-dp.de/index.php?option=com_content&view=article&id=137:haslingenen\)[http://www.rm-dp.de/index.php?option=com_content&view=article&id=137:haslingenen\](http://www.rm-dp.de/index.php?option=com_content&view=article&id=137:haslingenen\&catid=51:an&Itemid=74)&catid=51:an&Itemid=74
Kind regards from Germany