1 5 , 0 0 0   Vol t ▁altern ating ▁current ▁and ▁a ▁frequency ▁of ▁ 1 6 . 7   H ert z . ▁In ▁particular ▁the ▁S - train ▁section ▁from ▁Sal zburg ▁Haupt bahn hof ▁to ▁the ▁southern ▁branch - off ▁of ▁the ▁T au ern ▁Railway ▁line ▁at ▁Schwar z ach - St . ▁Ve it ▁was ▁given ▁a ▁major ▁upgrade ▁and , ▁in ▁places , ▁entirely ▁re built ▁and ▁re - rout ed . ▁ ▁Names ▁ ▁It ▁is ▁( and ▁was ) ▁also ▁known ▁as ▁the ▁G is ela ▁Railway ▁( G is el ab ahn ), ▁after ▁Arch du ch ess ▁G is ela ▁of ▁Austria , ▁the ▁second ▁daughter ▁of ▁Emperor ▁Franz ▁Joseph ▁I ▁and ▁his ▁wife ▁Elisabeth . ▁Today ▁it ▁is ▁frequently ▁considered ▁to ▁be ▁a ▁continu ation ▁of ▁the ▁Western ▁Railway ▁from ▁Vienna ▁to ▁Sal zburg ; ▁the ▁whole ▁railway ▁line ▁from ▁Wien ▁West bahn hof ▁to ▁Sal zburg ▁and ▁W ör gl ▁is ▁also ▁referred ▁to ▁as ▁Em press ▁Elisabeth ▁Railway ▁( K ais er in - El is abeth - B ahn ). ▁The ▁western most ▁Z ell ▁am ▁See – W ör gl ▁section ▁in ▁Ty rol ▁is ▁also ▁called ▁B rix ental ▁Railway . ▁ ▁History ▁▁ ▁The ▁Sal zburg - Ty rol ▁Railway ▁was ▁built ▁from ▁ 1 8 7 3 ▁to ▁ 1 8 7 5 ▁on ▁the ▁basis ▁of ▁the ▁" Con cess ion ▁Author ity ▁dated ▁ 1 0 ▁November ▁ 1 8 7