Glossaire
U
UAP
Procedure Unique d’Approbation (norms)
UE
Union Européenne
Equivalent : EU
UIC
International Union of Railway
UIP
International Union of Wagon Keepers
UIRR
International Union of combined rail-road transport companies
Equivalent : UIRR
UIRR
Union Internationale du transport combiné Rail-route
Equivalent : UIRR
UITP
International Union of Public Transport
UNECE
United Nations Economic Commission for Europe
UNIFE
Union of the European rail industry
UTP
Union des Transports Publics