TRANSPORT|land transport
- ciumhais reatha ráille Reference Faomhadh an téarma seo mar chuid de Thionscadal Lex
- ga
- (rail) running edge
- en
- Definition a line on the inside face of the rail head, 14 mm down from the rail crown Reference "Ellis' British Railway Engineering Encyclopedia, Iain Ellis. Lulu.com, 2006. ISBN 1847286437, http://books.google.be/books?id=zkDYawSkRpAC&pg=PA308&lpg=PA308&dq=%22running+edge%22+rail&source=bl&ots=LN3zrL1oa2&sig=eSp764y7yoIqNJgImLFL_Agu3xY&hl=fr&ei=ihArTP6mGuOeOOCe4bID&sa=X&oi=book_result&ct=result&resnum=4&ved=0CCMQ6AEwAw#v=onepage&q=%22running%20edge%22%20rail&f=false"
- Comment Parameter used for track geometry purposes.