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UIC – International railway union (in French "Union Internationale des Chemins de fer“, in English "International Union of Railways") is a global company, which coordinates the development and operation of railway transport in all member countries. It also solves the issues of creating new and maintaining current international connections, the unification of railway equipment. It supervises safety criteria such as interlocking plant and automatic brakes. It represents member companies at the international level.
Definition of Rail Head Profiles and Tolerances
Selected format:Interim report on tests carried out on the electric insulation of an oxide layer on rails
Selected format:Means of obviating difficulties caused by sanding in the functioning of track circuits
Selected format:Establishing of a contact piece for railcar track circuit with new supply methods
Selected format:Study of the stationary rail/wheel contact in the case of oxidized track
Selected format:Scientific principles of electrical contact between two solid bodies having oxidised surfaces
Selected format:Influence exerted by sanded rails and soiled or oxidised running treads of wheels on the functioning of track circuits
Selected format:Electrical contact between rail and rolling wheel in the case of oxidised surfaces. Impedance of wheelsets as a function of the frequency
Selected format:Latest update: 2025-08-04 (Number of items: 2 211 733)
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