Annual statistics on transalpine freight transport by road and rail in the entire Alpine arc, i.e. from Vienna – Ventimiglia.
Alpinfo, Federal Office of Spatial Planning. Information service for public transport, Litra.
Monitoring of supporting measures: monthly statistics of transalpine freight transport by road (St. Gotthard, San Bernardino, Brenner, Fréjus, quotas for Switzerland, border crossings at Basel and Chiasso) and rail (St. Gotthard, Simplon, Brenner, Mont Cenis): Federal Office for Spatial Planning
Monitoring of drip-flow traffic regulation: monthly statistics on the regulation of road freight traffic on the St. Gotthard and San Bernardino South-North-South roads. FEDRO
Transport development on the A2, as measured at the border crossings in Basel and Chiasso. (website available in German, French or Italian)
Report of the Federal Council (the Swiss cabinet) on the transfer of traffic: Report on the Transfer of Traffic 2002