Brenner Pass Brenner Pass Brenner Pass ( ; ) is a mountain pass through the Alps which forms the border between Italy and Austria. It is one of the principal passes of the Eastern Alpine range and has the lowest altitude among Alpine passes of the area. Dairy cattle graze in alpine pastures throughout the summer in valleys beneath the pass and on the mountains above it. At lower altitudes, farmers log pine trees, plant crops and harvest hay for winter fodder. Many of the high pastures are at an altitude of over ; a small number stand high in the mountains
Brenner Railway (Italian for "Upper (Northern) Italian Railways", SFAI) in 1866. In the 1885 reorganisation it was absorbed by the Società per le Strade Ferrate Meridionali ("Adriatic Network"). The line came under the control of Ferrovie dello Stato upon its establishment in 1905. In 1919, Italy acquired Trentino-South Tyrol under the Treaty of Saint-Germain-en-Laye and the Austro-Italian border moved to Brenner. The section from Trento/Trient to Brenner was subsequently electrified at 3,700 V at three-phase 16.7 Hz between 1929 and 1934. Electrification was converted to 3,000 V DC on 30 May 1965. In preparation for the proposed Brenner Base Tunnel, the Innsbruck